| /* vi:set ts=8 sts=4 sw=4: |
| * |
| * VIM - Vi IMproved by Bram Moolenaar |
| * |
| * Do ":help uganda" in Vim to read a list of people who contributed. |
| * Do ":help credits" in Vim to see a list of people who contributed. |
| * See README.txt for an overview of the Vim source code. |
| */ |
| |
| #include "vim.h" |
| |
| static int path_is_url(char_u *p); |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| static void cmd_with_count(char *cmd, char_u *bufp, size_t bufsize, long Prenum); |
| static void win_init(win_T *newp, win_T *oldp, int flags); |
| static void win_init_some(win_T *newp, win_T *oldp); |
| static void frame_comp_pos(frame_T *topfrp, int *row, int *col); |
| static void frame_setheight(frame_T *curfrp, int height); |
| #ifdef FEAT_VERTSPLIT |
| static void frame_setwidth(frame_T *curfrp, int width); |
| #endif |
| static void win_exchange(long); |
| static void win_rotate(int, int); |
| static void win_totop(int size, int flags); |
| static void win_equal_rec(win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height); |
| static int last_window(void); |
| static int close_last_window_tabpage(win_T *win, int free_buf, tabpage_T *prev_curtab); |
| static win_T *win_free_mem(win_T *win, int *dirp, tabpage_T *tp); |
| static frame_T *win_altframe(win_T *win, tabpage_T *tp); |
| static tabpage_T *alt_tabpage(void); |
| static win_T *frame2win(frame_T *frp); |
| static int frame_has_win(frame_T *frp, win_T *wp); |
| static void frame_new_height(frame_T *topfrp, int height, int topfirst, int wfh); |
| static int frame_fixed_height(frame_T *frp); |
| #ifdef FEAT_VERTSPLIT |
| static int frame_fixed_width(frame_T *frp); |
| static void frame_add_statusline(frame_T *frp); |
| static void frame_new_width(frame_T *topfrp, int width, int leftfirst, int wfw); |
| static void frame_add_vsep(frame_T *frp); |
| static int frame_minwidth(frame_T *topfrp, win_T *next_curwin); |
| static void frame_fix_width(win_T *wp); |
| #endif |
| #endif |
| static int win_alloc_firstwin(win_T *oldwin); |
| static void new_frame(win_T *wp); |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| static tabpage_T *alloc_tabpage(void); |
| static int leave_tabpage(buf_T *new_curbuf, int trigger_leave_autocmds); |
| static void enter_tabpage(tabpage_T *tp, buf_T *old_curbuf, int trigger_enter_autocmds, int trigger_leave_autocmds); |
| static void frame_fix_height(win_T *wp); |
| static int frame_minheight(frame_T *topfrp, win_T *next_curwin); |
| static void win_enter_ext(win_T *wp, int undo_sync, int no_curwin, int trigger_enter_autocmds, int trigger_leave_autocmds); |
| static void win_free(win_T *wp, tabpage_T *tp); |
| static void frame_append(frame_T *after, frame_T *frp); |
| static void frame_insert(frame_T *before, frame_T *frp); |
| static void frame_remove(frame_T *frp); |
| # ifdef FEAT_VERTSPLIT |
| static void win_goto_ver(int up, long count); |
| static void win_goto_hor(int left, long count); |
| # endif |
| static void frame_add_height(frame_T *frp, int n); |
| static void last_status_rec(frame_T *fr, int statusline); |
| |
| static void make_snapshot_rec(frame_T *fr, frame_T **frp); |
| static void clear_snapshot(tabpage_T *tp, int idx); |
| static void clear_snapshot_rec(frame_T *fr); |
| static int check_snapshot_rec(frame_T *sn, frame_T *fr); |
| static win_T *restore_snapshot_rec(frame_T *sn, frame_T *fr); |
| |
| static int frame_check_height(frame_T *topfrp, int height); |
| #ifdef FEAT_VERTSPLIT |
| static int frame_check_width(frame_T *topfrp, int width); |
| #endif |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| static win_T *win_alloc(win_T *after, int hidden); |
| |
| #define URL_SLASH 1 /* path_is_url() has found "://" */ |
| #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */ |
| |
| #define NOWIN (win_T *)-1 /* non-existing window */ |
| |
| #ifdef FEAT_WINDOWS |
| # define ROWS_AVAIL (Rows - p_ch - tabline_height()) |
| #else |
| # define ROWS_AVAIL (Rows - p_ch) |
| #endif |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| |
| static char *m_onlyone = N_("Already only one window"); |
| |
| /* |
| * all CTRL-W window commands are handled here, called from normal_cmd(). |
| */ |
| void |
| do_window( |
| int nchar, |
| long Prenum, |
| int xchar) /* extra char from ":wincmd gx" or NUL */ |
| { |
| long Prenum1; |
| win_T *wp; |
| #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID) |
| char_u *ptr; |
| linenr_T lnum = -1; |
| #endif |
| #ifdef FEAT_FIND_ID |
| int type = FIND_DEFINE; |
| int len; |
| #endif |
| char_u cbuf[40]; |
| |
| if (Prenum == 0) |
| Prenum1 = 1; |
| else |
| Prenum1 = Prenum; |
| |
| #ifdef FEAT_CMDWIN |
| # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; } |
| #else |
| # define CHECK_CMDWIN |
| #endif |
| |
| switch (nchar) |
| { |
| /* split current window in two parts, horizontally */ |
| case 'S': |
| case Ctrl_S: |
| case 's': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| #ifdef FEAT_QUICKFIX |
| /* When splitting the quickfix window open a new buffer in it, |
| * don't replicate the quickfix buffer. */ |
| if (bt_quickfix(curbuf)) |
| goto newwindow; |
| #endif |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| (void)win_split((int)Prenum, 0); |
| break; |
| |
| #ifdef FEAT_VERTSPLIT |
| /* split current window in two parts, vertically */ |
| case Ctrl_V: |
| case 'v': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| # ifdef FEAT_QUICKFIX |
| /* When splitting the quickfix window open a new buffer in it, |
| * don't replicate the quickfix buffer. */ |
| if (bt_quickfix(curbuf)) |
| goto newwindow; |
| # endif |
| # ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| # endif |
| (void)win_split((int)Prenum, WSP_VERT); |
| break; |
| #endif |
| |
| /* split current window and edit alternate file */ |
| case Ctrl_HAT: |
| case '^': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| cmd_with_count("split #", cbuf, sizeof(cbuf), Prenum); |
| do_cmdline_cmd(cbuf); |
| break; |
| |
| /* open new window */ |
| case Ctrl_N: |
| case 'n': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| #ifdef FEAT_QUICKFIX |
| newwindow: |
| #endif |
| if (Prenum) |
| /* window height */ |
| vim_snprintf((char *)cbuf, sizeof(cbuf) - 5, "%ld", Prenum); |
| else |
| cbuf[0] = NUL; |
| #if defined(FEAT_VERTSPLIT) && defined(FEAT_QUICKFIX) |
| if (nchar == 'v' || nchar == Ctrl_V) |
| STRCAT(cbuf, "v"); |
| #endif |
| STRCAT(cbuf, "new"); |
| do_cmdline_cmd(cbuf); |
| break; |
| |
| /* quit current window */ |
| case Ctrl_Q: |
| case 'q': |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| cmd_with_count("quit", cbuf, sizeof(cbuf), Prenum); |
| do_cmdline_cmd(cbuf); |
| break; |
| |
| /* close current window */ |
| case Ctrl_C: |
| case 'c': |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| cmd_with_count("close", cbuf, sizeof(cbuf), Prenum); |
| do_cmdline_cmd(cbuf); |
| break; |
| |
| #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) |
| /* close preview window */ |
| case Ctrl_Z: |
| case 'z': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| do_cmdline_cmd((char_u *)"pclose"); |
| break; |
| |
| /* cursor to preview window */ |
| case 'P': |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| if (wp->w_p_pvw) |
| break; |
| if (wp == NULL) |
| EMSG(_("E441: There is no preview window")); |
| else |
| win_goto(wp); |
| break; |
| #endif |
| |
| /* close all but current window */ |
| case Ctrl_O: |
| case 'o': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| cmd_with_count("only", cbuf, sizeof(cbuf), Prenum); |
| do_cmdline_cmd(cbuf); |
| break; |
| |
| /* cursor to next window with wrap around */ |
| case Ctrl_W: |
| case 'w': |
| /* cursor to previous window with wrap around */ |
| case 'W': |
| CHECK_CMDWIN |
| if (firstwin == lastwin && Prenum != 1) /* just one window */ |
| beep_flush(); |
| else |
| { |
| if (Prenum) /* go to specified window */ |
| { |
| for (wp = firstwin; --Prenum > 0; ) |
| { |
| if (wp->w_next == NULL) |
| break; |
| else |
| wp = wp->w_next; |
| } |
| } |
| else |
| { |
| if (nchar == 'W') /* go to previous window */ |
| { |
| wp = curwin->w_prev; |
| if (wp == NULL) |
| wp = lastwin; /* wrap around */ |
| } |
| else /* go to next window */ |
| { |
| wp = curwin->w_next; |
| if (wp == NULL) |
| wp = firstwin; /* wrap around */ |
| } |
| } |
| win_goto(wp); |
| } |
| break; |
| |
| /* cursor to window below */ |
| case 'j': |
| case K_DOWN: |
| case Ctrl_J: |
| CHECK_CMDWIN |
| #ifdef FEAT_VERTSPLIT |
| win_goto_ver(FALSE, Prenum1); |
| #else |
| for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0; |
| wp = wp->w_next) |
| ; |
| win_goto(wp); |
| #endif |
| break; |
| |
| /* cursor to window above */ |
| case 'k': |
| case K_UP: |
| case Ctrl_K: |
| CHECK_CMDWIN |
| #ifdef FEAT_VERTSPLIT |
| win_goto_ver(TRUE, Prenum1); |
| #else |
| for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0; |
| wp = wp->w_prev) |
| ; |
| win_goto(wp); |
| #endif |
| break; |
| |
| #ifdef FEAT_VERTSPLIT |
| /* cursor to left window */ |
| case 'h': |
| case K_LEFT: |
| case Ctrl_H: |
| case K_BS: |
| CHECK_CMDWIN |
| win_goto_hor(TRUE, Prenum1); |
| break; |
| |
| /* cursor to right window */ |
| case 'l': |
| case K_RIGHT: |
| case Ctrl_L: |
| CHECK_CMDWIN |
| win_goto_hor(FALSE, Prenum1); |
| break; |
| #endif |
| |
| /* move window to new tab page */ |
| case 'T': |
| if (one_window()) |
| MSG(_(m_onlyone)); |
| else |
| { |
| tabpage_T *oldtab = curtab; |
| tabpage_T *newtab; |
| |
| /* First create a new tab with the window, then go back to |
| * the old tab and close the window there. */ |
| wp = curwin; |
| if (win_new_tabpage((int)Prenum) == OK |
| && valid_tabpage(oldtab)) |
| { |
| newtab = curtab; |
| goto_tabpage_tp(oldtab, TRUE, TRUE); |
| if (curwin == wp) |
| win_close(curwin, FALSE); |
| if (valid_tabpage(newtab)) |
| goto_tabpage_tp(newtab, TRUE, TRUE); |
| } |
| } |
| break; |
| |
| /* cursor to top-left window */ |
| case 't': |
| case Ctrl_T: |
| win_goto(firstwin); |
| break; |
| |
| /* cursor to bottom-right window */ |
| case 'b': |
| case Ctrl_B: |
| win_goto(lastwin); |
| break; |
| |
| /* cursor to last accessed (previous) window */ |
| case 'p': |
| case Ctrl_P: |
| if (prevwin == NULL) |
| beep_flush(); |
| else |
| win_goto(prevwin); |
| break; |
| |
| /* exchange current and next window */ |
| case 'x': |
| case Ctrl_X: |
| CHECK_CMDWIN |
| win_exchange(Prenum); |
| break; |
| |
| /* rotate windows downwards */ |
| case Ctrl_R: |
| case 'r': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| win_rotate(FALSE, (int)Prenum1); /* downwards */ |
| break; |
| |
| /* rotate windows upwards */ |
| case 'R': |
| CHECK_CMDWIN |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| win_rotate(TRUE, (int)Prenum1); /* upwards */ |
| break; |
| |
| /* move window to the very top/bottom/left/right */ |
| case 'K': |
| case 'J': |
| #ifdef FEAT_VERTSPLIT |
| case 'H': |
| case 'L': |
| #endif |
| CHECK_CMDWIN |
| win_totop((int)Prenum, |
| ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0) |
| | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT)); |
| break; |
| |
| /* make all windows the same height */ |
| case '=': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_equal(NULL, FALSE, 'b'); |
| break; |
| |
| /* increase current window height */ |
| case '+': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_setheight(curwin->w_height + (int)Prenum1); |
| break; |
| |
| /* decrease current window height */ |
| case '-': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_setheight(curwin->w_height - (int)Prenum1); |
| break; |
| |
| /* set current window height */ |
| case Ctrl__: |
| case '_': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_setheight(Prenum ? (int)Prenum : 9999); |
| break; |
| |
| #ifdef FEAT_VERTSPLIT |
| /* increase current window width */ |
| case '>': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_setwidth(curwin->w_width + (int)Prenum1); |
| break; |
| |
| /* decrease current window width */ |
| case '<': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_setwidth(curwin->w_width - (int)Prenum1); |
| break; |
| |
| /* set current window width */ |
| case '|': |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_setwidth(Prenum != 0 ? (int)Prenum : 9999); |
| break; |
| #endif |
| |
| /* jump to tag and split window if tag exists (in preview window) */ |
| #if defined(FEAT_QUICKFIX) |
| case '}': |
| CHECK_CMDWIN |
| if (Prenum) |
| g_do_tagpreview = Prenum; |
| else |
| g_do_tagpreview = p_pvh; |
| /*FALLTHROUGH*/ |
| #endif |
| case ']': |
| case Ctrl_RSB: |
| CHECK_CMDWIN |
| /* keep Visual mode, can select words to use as a tag */ |
| if (Prenum) |
| postponed_split = Prenum; |
| else |
| postponed_split = -1; |
| #ifdef FEAT_QUICKFIX |
| if (nchar != '}') |
| g_do_tagpreview = 0; |
| #endif |
| |
| /* Execute the command right here, required when "wincmd ]" |
| * was used in a function. */ |
| do_nv_ident(Ctrl_RSB, NUL); |
| break; |
| |
| #ifdef FEAT_SEARCHPATH |
| /* edit file name under cursor in a new window */ |
| case 'f': |
| case 'F': |
| case Ctrl_F: |
| wingotofile: |
| CHECK_CMDWIN |
| |
| ptr = grab_file_name(Prenum1, &lnum); |
| if (ptr != NULL) |
| { |
| # ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| # endif |
| setpcmark(); |
| if (win_split(0, 0) == OK) |
| { |
| RESET_BINDING(curwin); |
| (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL, |
| ECMD_HIDE, NULL); |
| if (nchar == 'F' && lnum >= 0) |
| { |
| curwin->w_cursor.lnum = lnum; |
| check_cursor_lnum(); |
| beginline(BL_SOL | BL_FIX); |
| } |
| } |
| vim_free(ptr); |
| } |
| break; |
| #endif |
| |
| #ifdef FEAT_FIND_ID |
| /* Go to the first occurrence of the identifier under cursor along path in a |
| * new window -- webb |
| */ |
| case 'i': /* Go to any match */ |
| case Ctrl_I: |
| type = FIND_ANY; |
| /* FALLTHROUGH */ |
| case 'd': /* Go to definition, using 'define' */ |
| case Ctrl_D: |
| CHECK_CMDWIN |
| if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) |
| break; |
| find_pattern_in_path(ptr, 0, len, TRUE, |
| Prenum == 0 ? TRUE : FALSE, type, |
| Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM); |
| curwin->w_set_curswant = TRUE; |
| break; |
| #endif |
| |
| case K_KENTER: |
| case CAR: |
| #if defined(FEAT_QUICKFIX) |
| /* |
| * In a quickfix window a <CR> jumps to the error under the |
| * cursor in a new window. |
| */ |
| if (bt_quickfix(curbuf)) |
| { |
| sprintf((char *)cbuf, "split +%ld%s", |
| (long)curwin->w_cursor.lnum, |
| (curwin->w_llist_ref == NULL) ? "cc" : "ll"); |
| do_cmdline_cmd(cbuf); |
| } |
| #endif |
| break; |
| |
| |
| /* CTRL-W g extended commands */ |
| case 'g': |
| case Ctrl_G: |
| CHECK_CMDWIN |
| #ifdef USE_ON_FLY_SCROLL |
| dont_scroll = TRUE; /* disallow scrolling here */ |
| #endif |
| ++no_mapping; |
| ++allow_keys; /* no mapping for xchar, but allow key codes */ |
| if (xchar == NUL) |
| xchar = plain_vgetc(); |
| LANGMAP_ADJUST(xchar, TRUE); |
| --no_mapping; |
| --allow_keys; |
| #ifdef FEAT_CMDL_INFO |
| (void)add_to_showcmd(xchar); |
| #endif |
| switch (xchar) |
| { |
| #if defined(FEAT_QUICKFIX) |
| case '}': |
| xchar = Ctrl_RSB; |
| if (Prenum) |
| g_do_tagpreview = Prenum; |
| else |
| g_do_tagpreview = p_pvh; |
| /*FALLTHROUGH*/ |
| #endif |
| case ']': |
| case Ctrl_RSB: |
| /* keep Visual mode, can select words to use as a tag */ |
| if (Prenum) |
| postponed_split = Prenum; |
| else |
| postponed_split = -1; |
| |
| /* Execute the command right here, required when |
| * "wincmd g}" was used in a function. */ |
| do_nv_ident('g', xchar); |
| break; |
| |
| #ifdef FEAT_SEARCHPATH |
| case 'f': /* CTRL-W gf: "gf" in a new tab page */ |
| case 'F': /* CTRL-W gF: "gF" in a new tab page */ |
| cmdmod.tab = tabpage_index(curtab) + 1; |
| nchar = xchar; |
| goto wingotofile; |
| #endif |
| default: |
| beep_flush(); |
| break; |
| } |
| break; |
| |
| default: beep_flush(); |
| break; |
| } |
| } |
| |
| /* |
| * Figure out the address type for ":wnncmd". |
| */ |
| void |
| get_wincmd_addr_type(char_u *arg, exarg_T *eap) |
| { |
| switch (*arg) |
| { |
| case 'S': |
| case Ctrl_S: |
| case 's': |
| case Ctrl_N: |
| case 'n': |
| case 'j': |
| case Ctrl_J: |
| case 'k': |
| case Ctrl_K: |
| case 'T': |
| case Ctrl_R: |
| case 'r': |
| case 'R': |
| case 'K': |
| case 'J': |
| case '+': |
| case '-': |
| case Ctrl__: |
| case '_': |
| case '|': |
| case ']': |
| case Ctrl_RSB: |
| case 'g': |
| case Ctrl_G: |
| #ifdef FEAT_VERTSPLIT |
| case Ctrl_V: |
| case 'v': |
| case 'h': |
| case Ctrl_H: |
| case 'l': |
| case Ctrl_L: |
| case 'H': |
| case 'L': |
| case '>': |
| case '<': |
| #endif |
| #if defined(FEAT_QUICKFIX) |
| case '}': |
| #endif |
| #ifdef FEAT_SEARCHPATH |
| case 'f': |
| case 'F': |
| case Ctrl_F: |
| #endif |
| #ifdef FEAT_FIND_ID |
| case 'i': |
| case Ctrl_I: |
| case 'd': |
| case Ctrl_D: |
| #endif |
| /* window size or any count */ |
| eap->addr_type = ADDR_LINES; |
| break; |
| |
| case Ctrl_HAT: |
| case '^': |
| /* buffer number */ |
| eap->addr_type = ADDR_BUFFERS; |
| break; |
| |
| case Ctrl_Q: |
| case 'q': |
| case Ctrl_C: |
| case 'c': |
| case Ctrl_O: |
| case 'o': |
| case Ctrl_W: |
| case 'w': |
| case 'W': |
| case 'x': |
| case Ctrl_X: |
| /* window number */ |
| eap->addr_type = ADDR_WINDOWS; |
| break; |
| |
| #if defined(FEAT_QUICKFIX) |
| case Ctrl_Z: |
| case 'z': |
| case 'P': |
| #endif |
| case 't': |
| case Ctrl_T: |
| case 'b': |
| case Ctrl_B: |
| case 'p': |
| case Ctrl_P: |
| case '=': |
| case CAR: |
| /* no count */ |
| eap->addr_type = 0; |
| break; |
| } |
| } |
| |
| static void |
| cmd_with_count( |
| char *cmd, |
| char_u *bufp, |
| size_t bufsize, |
| long Prenum) |
| { |
| size_t len = STRLEN(cmd); |
| |
| STRCPY(bufp, cmd); |
| if (Prenum > 0) |
| vim_snprintf((char *)bufp + len, bufsize - len, "%ld", Prenum); |
| } |
| |
| /* |
| * split the current window, implements CTRL-W s and :split |
| * |
| * "size" is the height or width for the new window, 0 to use half of current |
| * height or width. |
| * |
| * "flags": |
| * WSP_ROOM: require enough room for new window |
| * WSP_VERT: vertical split. |
| * WSP_TOP: open window at the top-left of the shell (help window). |
| * WSP_BOT: open window at the bottom-right of the shell (quickfix window). |
| * WSP_HELP: creating the help window, keep layout snapshot |
| * |
| * return FAIL for failure, OK otherwise |
| */ |
| int |
| win_split(int size, int flags) |
| { |
| /* When the ":tab" modifier was used open a new tab page instead. */ |
| if (may_open_tabpage() == OK) |
| return OK; |
| |
| /* Add flags from ":vertical", ":topleft" and ":botright". */ |
| flags |= cmdmod.split; |
| if ((flags & WSP_TOP) && (flags & WSP_BOT)) |
| { |
| EMSG(_("E442: Can't split topleft and botright at the same time")); |
| return FAIL; |
| } |
| |
| /* When creating the help window make a snapshot of the window layout. |
| * Otherwise clear the snapshot, it's now invalid. */ |
| if (flags & WSP_HELP) |
| make_snapshot(SNAP_HELP_IDX); |
| else |
| clear_snapshot(curtab, SNAP_HELP_IDX); |
| |
| return win_split_ins(size, flags, NULL, 0); |
| } |
| |
| /* |
| * When "new_wp" is NULL: split the current window in two. |
| * When "new_wp" is not NULL: insert this window at the far |
| * top/left/right/bottom. |
| * return FAIL for failure, OK otherwise |
| */ |
| int |
| win_split_ins( |
| int size, |
| int flags, |
| win_T *new_wp, |
| int dir) |
| { |
| win_T *wp = new_wp; |
| win_T *oldwin; |
| int new_size = size; |
| int i; |
| int need_status = 0; |
| int do_equal = FALSE; |
| int needed; |
| int available; |
| int oldwin_height = 0; |
| int layout; |
| frame_T *frp, *curfrp, *frp2, *prevfrp; |
| int before; |
| int minheight; |
| int wmh1; |
| |
| if (flags & WSP_TOP) |
| oldwin = firstwin; |
| else if (flags & WSP_BOT) |
| oldwin = lastwin; |
| else |
| oldwin = curwin; |
| |
| /* add a status line when p_ls == 1 and splitting the first window */ |
| if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0) |
| { |
| if (oldwin->w_height <= p_wmh && new_wp == NULL) |
| { |
| EMSG(_(e_noroom)); |
| return FAIL; |
| } |
| need_status = STATUS_HEIGHT; |
| } |
| |
| #ifdef FEAT_GUI |
| /* May be needed for the scrollbars that are going to change. */ |
| if (gui.in_use) |
| out_flush(); |
| #endif |
| |
| #ifdef FEAT_VERTSPLIT |
| if (flags & WSP_VERT) |
| { |
| int wmw1; |
| int minwidth; |
| |
| layout = FR_ROW; |
| |
| /* |
| * Check if we are able to split the current window and compute its |
| * width. |
| */ |
| /* Current window requires at least 1 space. */ |
| wmw1 = (p_wmw == 0 ? 1 : p_wmw); |
| needed = wmw1 + 1; |
| if (flags & WSP_ROOM) |
| needed += p_wiw - wmw1; |
| if (flags & (WSP_BOT | WSP_TOP)) |
| { |
| minwidth = frame_minwidth(topframe, NOWIN); |
| available = topframe->fr_width; |
| needed += minwidth; |
| } |
| else if (p_ea) |
| { |
| minwidth = frame_minwidth(oldwin->w_frame, NOWIN); |
| prevfrp = oldwin->w_frame; |
| for (frp = oldwin->w_frame->fr_parent; frp != NULL; |
| frp = frp->fr_parent) |
| { |
| if (frp->fr_layout == FR_ROW) |
| for (frp2 = frp->fr_child; frp2 != NULL; |
| frp2 = frp2->fr_next) |
| if (frp2 != prevfrp) |
| minwidth += frame_minwidth(frp2, NOWIN); |
| prevfrp = frp; |
| } |
| available = topframe->fr_width; |
| needed += minwidth; |
| } |
| else |
| { |
| minwidth = frame_minwidth(oldwin->w_frame, NOWIN); |
| available = oldwin->w_frame->fr_width; |
| needed += minwidth; |
| } |
| if (available < needed && new_wp == NULL) |
| { |
| EMSG(_(e_noroom)); |
| return FAIL; |
| } |
| if (new_size == 0) |
| new_size = oldwin->w_width / 2; |
| if (new_size > available - minwidth - 1) |
| new_size = available - minwidth - 1; |
| if (new_size < wmw1) |
| new_size = wmw1; |
| |
| /* if it doesn't fit in the current window, need win_equal() */ |
| if (oldwin->w_width - new_size - 1 < p_wmw) |
| do_equal = TRUE; |
| |
| /* We don't like to take lines for the new window from a |
| * 'winfixwidth' window. Take them from a window to the left or right |
| * instead, if possible. */ |
| if (oldwin->w_p_wfw) |
| win_setwidth_win(oldwin->w_width + new_size, oldwin); |
| |
| /* Only make all windows the same width if one of them (except oldwin) |
| * is wider than one of the split windows. */ |
| if (!do_equal && p_ea && size == 0 && *p_ead != 'v' |
| && oldwin->w_frame->fr_parent != NULL) |
| { |
| frp = oldwin->w_frame->fr_parent->fr_child; |
| while (frp != NULL) |
| { |
| if (frp->fr_win != oldwin && frp->fr_win != NULL |
| && (frp->fr_win->w_width > new_size |
| || frp->fr_win->w_width > oldwin->w_width |
| - new_size - 1)) |
| { |
| do_equal = TRUE; |
| break; |
| } |
| frp = frp->fr_next; |
| } |
| } |
| } |
| else |
| #endif |
| { |
| layout = FR_COL; |
| |
| /* |
| * Check if we are able to split the current window and compute its |
| * height. |
| */ |
| /* Current window requires at least 1 space. */ |
| wmh1 = (p_wmh == 0 ? 1 : p_wmh); |
| needed = wmh1 + STATUS_HEIGHT; |
| if (flags & WSP_ROOM) |
| needed += p_wh - wmh1; |
| if (flags & (WSP_BOT | WSP_TOP)) |
| { |
| minheight = frame_minheight(topframe, NOWIN) + need_status; |
| available = topframe->fr_height; |
| needed += minheight; |
| } |
| else if (p_ea) |
| { |
| minheight = frame_minheight(oldwin->w_frame, NOWIN) + need_status; |
| prevfrp = oldwin->w_frame; |
| for (frp = oldwin->w_frame->fr_parent; frp != NULL; |
| frp = frp->fr_parent) |
| { |
| if (frp->fr_layout == FR_COL) |
| for (frp2 = frp->fr_child; frp2 != NULL; |
| frp2 = frp2->fr_next) |
| if (frp2 != prevfrp) |
| minheight += frame_minheight(frp2, NOWIN); |
| prevfrp = frp; |
| } |
| available = topframe->fr_height; |
| needed += minheight; |
| } |
| else |
| { |
| minheight = frame_minheight(oldwin->w_frame, NOWIN) + need_status; |
| available = oldwin->w_frame->fr_height; |
| needed += minheight; |
| } |
| if (available < needed && new_wp == NULL) |
| { |
| EMSG(_(e_noroom)); |
| return FAIL; |
| } |
| oldwin_height = oldwin->w_height; |
| if (need_status) |
| { |
| oldwin->w_status_height = STATUS_HEIGHT; |
| oldwin_height -= STATUS_HEIGHT; |
| } |
| if (new_size == 0) |
| new_size = oldwin_height / 2; |
| if (new_size > available - minheight - STATUS_HEIGHT) |
| new_size = available - minheight - STATUS_HEIGHT; |
| if (new_size < wmh1) |
| new_size = wmh1; |
| |
| /* if it doesn't fit in the current window, need win_equal() */ |
| if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh) |
| do_equal = TRUE; |
| |
| /* We don't like to take lines for the new window from a |
| * 'winfixheight' window. Take them from a window above or below |
| * instead, if possible. */ |
| if (oldwin->w_p_wfh) |
| { |
| win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT, |
| oldwin); |
| oldwin_height = oldwin->w_height; |
| if (need_status) |
| oldwin_height -= STATUS_HEIGHT; |
| } |
| |
| /* Only make all windows the same height if one of them (except oldwin) |
| * is higher than one of the split windows. */ |
| if (!do_equal && p_ea && size == 0 |
| #ifdef FEAT_VERTSPLIT |
| && *p_ead != 'h' |
| #endif |
| && oldwin->w_frame->fr_parent != NULL) |
| { |
| frp = oldwin->w_frame->fr_parent->fr_child; |
| while (frp != NULL) |
| { |
| if (frp->fr_win != oldwin && frp->fr_win != NULL |
| && (frp->fr_win->w_height > new_size |
| || frp->fr_win->w_height > oldwin_height - new_size |
| - STATUS_HEIGHT)) |
| { |
| do_equal = TRUE; |
| break; |
| } |
| frp = frp->fr_next; |
| } |
| } |
| } |
| |
| /* |
| * allocate new window structure and link it in the window list |
| */ |
| if ((flags & WSP_TOP) == 0 |
| && ((flags & WSP_BOT) |
| || (flags & WSP_BELOW) |
| || (!(flags & WSP_ABOVE) |
| && ( |
| #ifdef FEAT_VERTSPLIT |
| (flags & WSP_VERT) ? p_spr : |
| #endif |
| p_sb)))) |
| { |
| /* new window below/right of current one */ |
| if (new_wp == NULL) |
| wp = win_alloc(oldwin, FALSE); |
| else |
| win_append(oldwin, wp); |
| } |
| else |
| { |
| if (new_wp == NULL) |
| wp = win_alloc(oldwin->w_prev, FALSE); |
| else |
| win_append(oldwin->w_prev, wp); |
| } |
| |
| if (new_wp == NULL) |
| { |
| if (wp == NULL) |
| return FAIL; |
| |
| new_frame(wp); |
| if (wp->w_frame == NULL) |
| { |
| win_free(wp, NULL); |
| return FAIL; |
| } |
| |
| /* make the contents of the new window the same as the current one */ |
| win_init(wp, curwin, flags); |
| } |
| |
| /* |
| * Reorganise the tree of frames to insert the new window. |
| */ |
| if (flags & (WSP_TOP | WSP_BOT)) |
| { |
| #ifdef FEAT_VERTSPLIT |
| if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0) |
| || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0)) |
| #else |
| if (topframe->fr_layout == FR_COL) |
| #endif |
| { |
| curfrp = topframe->fr_child; |
| if (flags & WSP_BOT) |
| while (curfrp->fr_next != NULL) |
| curfrp = curfrp->fr_next; |
| } |
| else |
| curfrp = topframe; |
| before = (flags & WSP_TOP); |
| } |
| else |
| { |
| curfrp = oldwin->w_frame; |
| if (flags & WSP_BELOW) |
| before = FALSE; |
| else if (flags & WSP_ABOVE) |
| before = TRUE; |
| else |
| #ifdef FEAT_VERTSPLIT |
| if (flags & WSP_VERT) |
| before = !p_spr; |
| else |
| #endif |
| before = !p_sb; |
| } |
| if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout) |
| { |
| /* Need to create a new frame in the tree to make a branch. */ |
| frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); |
| *frp = *curfrp; |
| curfrp->fr_layout = layout; |
| frp->fr_parent = curfrp; |
| frp->fr_next = NULL; |
| frp->fr_prev = NULL; |
| curfrp->fr_child = frp; |
| curfrp->fr_win = NULL; |
| curfrp = frp; |
| if (frp->fr_win != NULL) |
| oldwin->w_frame = frp; |
| else |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| frp->fr_parent = curfrp; |
| } |
| |
| if (new_wp == NULL) |
| frp = wp->w_frame; |
| else |
| frp = new_wp->w_frame; |
| frp->fr_parent = curfrp->fr_parent; |
| |
| /* Insert the new frame at the right place in the frame list. */ |
| if (before) |
| frame_insert(curfrp, frp); |
| else |
| frame_append(curfrp, frp); |
| |
| /* Set w_fraction now so that the cursor keeps the same relative |
| * vertical position. */ |
| if (oldwin->w_height > 0) |
| set_fraction(oldwin); |
| wp->w_fraction = oldwin->w_fraction; |
| |
| #ifdef FEAT_VERTSPLIT |
| if (flags & WSP_VERT) |
| { |
| wp->w_p_scr = curwin->w_p_scr; |
| |
| if (need_status) |
| { |
| win_new_height(oldwin, oldwin->w_height - 1); |
| oldwin->w_status_height = need_status; |
| } |
| if (flags & (WSP_TOP | WSP_BOT)) |
| { |
| /* set height and row of new window to full height */ |
| wp->w_winrow = tabline_height(); |
| win_new_height(wp, curfrp->fr_height - (p_ls > 0)); |
| wp->w_status_height = (p_ls > 0); |
| } |
| else |
| { |
| /* height and row of new window is same as current window */ |
| wp->w_winrow = oldwin->w_winrow; |
| win_new_height(wp, oldwin->w_height); |
| wp->w_status_height = oldwin->w_status_height; |
| } |
| frp->fr_height = curfrp->fr_height; |
| |
| /* "new_size" of the current window goes to the new window, use |
| * one column for the vertical separator */ |
| win_new_width(wp, new_size); |
| if (before) |
| wp->w_vsep_width = 1; |
| else |
| { |
| wp->w_vsep_width = oldwin->w_vsep_width; |
| oldwin->w_vsep_width = 1; |
| } |
| if (flags & (WSP_TOP | WSP_BOT)) |
| { |
| if (flags & WSP_BOT) |
| frame_add_vsep(curfrp); |
| /* Set width of neighbor frame */ |
| frame_new_width(curfrp, curfrp->fr_width |
| - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
| FALSE); |
| } |
| else |
| win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
| if (before) /* new window left of current one */ |
| { |
| wp->w_wincol = oldwin->w_wincol; |
| oldwin->w_wincol += new_size + 1; |
| } |
| else /* new window right of current one */ |
| wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; |
| frame_fix_width(oldwin); |
| frame_fix_width(wp); |
| } |
| else |
| #endif |
| { |
| /* width and column of new window is same as current window */ |
| #ifdef FEAT_VERTSPLIT |
| if (flags & (WSP_TOP | WSP_BOT)) |
| { |
| wp->w_wincol = 0; |
| win_new_width(wp, Columns); |
| wp->w_vsep_width = 0; |
| } |
| else |
| { |
| wp->w_wincol = oldwin->w_wincol; |
| win_new_width(wp, oldwin->w_width); |
| wp->w_vsep_width = oldwin->w_vsep_width; |
| } |
| frp->fr_width = curfrp->fr_width; |
| #endif |
| |
| /* "new_size" of the current window goes to the new window, use |
| * one row for the status line */ |
| win_new_height(wp, new_size); |
| if (flags & (WSP_TOP | WSP_BOT)) |
| frame_new_height(curfrp, curfrp->fr_height |
| - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); |
| else |
| win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); |
| if (before) /* new window above current one */ |
| { |
| wp->w_winrow = oldwin->w_winrow; |
| wp->w_status_height = STATUS_HEIGHT; |
| oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; |
| } |
| else /* new window below current one */ |
| { |
| wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; |
| wp->w_status_height = oldwin->w_status_height; |
| /* Don't set the status_height for oldwin yet, this might break |
| * frame_fix_height(oldwin), therefore will be set below. */ |
| } |
| #ifdef FEAT_VERTSPLIT |
| if (flags & WSP_BOT) |
| frame_add_statusline(curfrp); |
| #endif |
| frame_fix_height(wp); |
| frame_fix_height(oldwin); |
| |
| if (!before) |
| /* new window above current one, set the status_height after |
| * frame_fix_height(oldwin) */ |
| oldwin->w_status_height = STATUS_HEIGHT; |
| } |
| |
| if (flags & (WSP_TOP | WSP_BOT)) |
| (void)win_comp_pos(); |
| |
| /* |
| * Both windows need redrawing |
| */ |
| redraw_win_later(wp, NOT_VALID); |
| wp->w_redr_status = TRUE; |
| redraw_win_later(oldwin, NOT_VALID); |
| oldwin->w_redr_status = TRUE; |
| |
| if (need_status) |
| { |
| msg_row = Rows - 1; |
| msg_col = sc_col; |
| msg_clr_eos_force(); /* Old command/ruler may still be there */ |
| comp_col(); |
| msg_row = Rows - 1; |
| msg_col = 0; /* put position back at start of line */ |
| } |
| |
| /* |
| * equalize the window sizes. |
| */ |
| if (do_equal || dir != 0) |
| win_equal(wp, TRUE, |
| #ifdef FEAT_VERTSPLIT |
| (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') |
| : dir == 'h' ? 'b' : |
| #endif |
| 'v'); |
| |
| /* Don't change the window height/width to 'winheight' / 'winwidth' if a |
| * size was given. */ |
| #ifdef FEAT_VERTSPLIT |
| if (flags & WSP_VERT) |
| { |
| i = p_wiw; |
| if (size != 0) |
| p_wiw = size; |
| |
| # ifdef FEAT_GUI |
| /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ |
| if (gui.in_use) |
| gui_init_which_components(NULL); |
| # endif |
| } |
| else |
| #endif |
| { |
| i = p_wh; |
| if (size != 0) |
| p_wh = size; |
| } |
| |
| #ifdef FEAT_JUMPLIST |
| /* Keep same changelist position in new window. */ |
| wp->w_changelistidx = oldwin->w_changelistidx; |
| #endif |
| |
| /* |
| * make the new window the current window |
| */ |
| win_enter(wp, FALSE); |
| #ifdef FEAT_VERTSPLIT |
| if (flags & WSP_VERT) |
| p_wiw = i; |
| else |
| #endif |
| p_wh = i; |
| |
| return OK; |
| } |
| |
| |
| /* |
| * Initialize window "newp" from window "oldp". |
| * Used when splitting a window and when creating a new tab page. |
| * The windows will both edit the same buffer. |
| * WSP_NEWLOC may be specified in flags to prevent the location list from |
| * being copied. |
| */ |
| static void |
| win_init(win_T *newp, win_T *oldp, int flags UNUSED) |
| { |
| int i; |
| |
| newp->w_buffer = oldp->w_buffer; |
| #ifdef FEAT_SYN_HL |
| newp->w_s = &(oldp->w_buffer->b_s); |
| #endif |
| oldp->w_buffer->b_nwindows++; |
| newp->w_cursor = oldp->w_cursor; |
| newp->w_valid = 0; |
| newp->w_curswant = oldp->w_curswant; |
| newp->w_set_curswant = oldp->w_set_curswant; |
| newp->w_topline = oldp->w_topline; |
| #ifdef FEAT_DIFF |
| newp->w_topfill = oldp->w_topfill; |
| #endif |
| newp->w_leftcol = oldp->w_leftcol; |
| newp->w_pcmark = oldp->w_pcmark; |
| newp->w_prev_pcmark = oldp->w_prev_pcmark; |
| newp->w_alt_fnum = oldp->w_alt_fnum; |
| newp->w_wrow = oldp->w_wrow; |
| newp->w_fraction = oldp->w_fraction; |
| newp->w_prev_fraction_row = oldp->w_prev_fraction_row; |
| #ifdef FEAT_JUMPLIST |
| copy_jumplist(oldp, newp); |
| #endif |
| #ifdef FEAT_QUICKFIX |
| if (flags & WSP_NEWLOC) |
| { |
| /* Don't copy the location list. */ |
| newp->w_llist = NULL; |
| newp->w_llist_ref = NULL; |
| } |
| else |
| copy_loclist(oldp, newp); |
| #endif |
| newp->w_localdir = (oldp->w_localdir == NULL) |
| ? NULL : vim_strsave(oldp->w_localdir); |
| |
| /* copy tagstack and folds */ |
| for (i = 0; i < oldp->w_tagstacklen; i++) |
| { |
| newp->w_tagstack[i] = oldp->w_tagstack[i]; |
| if (newp->w_tagstack[i].tagname != NULL) |
| newp->w_tagstack[i].tagname = |
| vim_strsave(newp->w_tagstack[i].tagname); |
| } |
| newp->w_tagstackidx = oldp->w_tagstackidx; |
| newp->w_tagstacklen = oldp->w_tagstacklen; |
| #ifdef FEAT_FOLDING |
| copyFoldingState(oldp, newp); |
| #endif |
| |
| win_init_some(newp, oldp); |
| |
| #ifdef FEAT_SYN_HL |
| check_colorcolumn(newp); |
| #endif |
| } |
| |
| /* |
| * Initialize window "newp" from window "old". |
| * Only the essential things are copied. |
| */ |
| static void |
| win_init_some(win_T *newp, win_T *oldp) |
| { |
| /* Use the same argument list. */ |
| newp->w_alist = oldp->w_alist; |
| ++newp->w_alist->al_refcount; |
| newp->w_arg_idx = oldp->w_arg_idx; |
| |
| /* copy options from existing window */ |
| win_copy_options(oldp, newp); |
| } |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| /* |
| * Check if "win" is a pointer to an existing window. |
| */ |
| int |
| win_valid(win_T *win) |
| { |
| win_T *wp; |
| |
| if (win == NULL) |
| return FALSE; |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| if (wp == win) |
| return TRUE; |
| return FALSE; |
| } |
| |
| /* |
| * Return the number of windows. |
| */ |
| int |
| win_count(void) |
| { |
| win_T *wp; |
| int count = 0; |
| |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| ++count; |
| return count; |
| } |
| |
| /* |
| * Make "count" windows on the screen. |
| * Return actual number of windows on the screen. |
| * Must be called when there is just one window, filling the whole screen |
| * (excluding the command line). |
| */ |
| int |
| make_windows( |
| int count, |
| int vertical UNUSED) /* split windows vertically if TRUE */ |
| { |
| int maxcount; |
| int todo; |
| |
| #ifdef FEAT_VERTSPLIT |
| if (vertical) |
| { |
| /* Each windows needs at least 'winminwidth' lines and a separator |
| * column. */ |
| maxcount = (curwin->w_width + curwin->w_vsep_width |
| - (p_wiw - p_wmw)) / (p_wmw + 1); |
| } |
| else |
| #endif |
| { |
| /* Each window needs at least 'winminheight' lines and a status line. */ |
| maxcount = (curwin->w_height + curwin->w_status_height |
| - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); |
| } |
| |
| if (maxcount < 2) |
| maxcount = 2; |
| if (count > maxcount) |
| count = maxcount; |
| |
| /* |
| * add status line now, otherwise first window will be too big |
| */ |
| if (count > 1) |
| last_status(TRUE); |
| |
| #ifdef FEAT_AUTOCMD |
| /* |
| * Don't execute autocommands while creating the windows. Must do that |
| * when putting the buffers in the windows. |
| */ |
| block_autocmds(); |
| #endif |
| |
| /* todo is number of windows left to create */ |
| for (todo = count - 1; todo > 0; --todo) |
| #ifdef FEAT_VERTSPLIT |
| if (vertical) |
| { |
| if (win_split(curwin->w_width - (curwin->w_width - todo) |
| / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) |
| break; |
| } |
| else |
| #endif |
| { |
| if (win_split(curwin->w_height - (curwin->w_height - todo |
| * STATUS_HEIGHT) / (todo + 1) |
| - STATUS_HEIGHT, WSP_ABOVE) == FAIL) |
| break; |
| } |
| |
| #ifdef FEAT_AUTOCMD |
| unblock_autocmds(); |
| #endif |
| |
| /* return actual number of windows */ |
| return (count - todo); |
| } |
| |
| /* |
| * Exchange current and next window |
| */ |
| static void |
| win_exchange(long Prenum) |
| { |
| frame_T *frp; |
| frame_T *frp2; |
| win_T *wp; |
| win_T *wp2; |
| int temp; |
| |
| if (lastwin == firstwin) /* just one window */ |
| { |
| beep_flush(); |
| return; |
| } |
| |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| |
| /* |
| * find window to exchange with |
| */ |
| if (Prenum) |
| { |
| frp = curwin->w_frame->fr_parent->fr_child; |
| while (frp != NULL && --Prenum > 0) |
| frp = frp->fr_next; |
| } |
| else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ |
| frp = curwin->w_frame->fr_next; |
| else /* Swap last window in row/col with previous */ |
| frp = curwin->w_frame->fr_prev; |
| |
| /* We can only exchange a window with another window, not with a frame |
| * containing windows. */ |
| if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) |
| return; |
| wp = frp->fr_win; |
| |
| /* |
| * 1. remove curwin from the list. Remember after which window it was in wp2 |
| * 2. insert curwin before wp in the list |
| * if wp != wp2 |
| * 3. remove wp from the list |
| * 4. insert wp after wp2 |
| * 5. exchange the status line height and vsep width. |
| */ |
| wp2 = curwin->w_prev; |
| frp2 = curwin->w_frame->fr_prev; |
| if (wp->w_prev != curwin) |
| { |
| win_remove(curwin, NULL); |
| frame_remove(curwin->w_frame); |
| win_append(wp->w_prev, curwin); |
| frame_insert(frp, curwin->w_frame); |
| } |
| if (wp != wp2) |
| { |
| win_remove(wp, NULL); |
| frame_remove(wp->w_frame); |
| win_append(wp2, wp); |
| if (frp2 == NULL) |
| frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); |
| else |
| frame_append(frp2, wp->w_frame); |
| } |
| temp = curwin->w_status_height; |
| curwin->w_status_height = wp->w_status_height; |
| wp->w_status_height = temp; |
| #ifdef FEAT_VERTSPLIT |
| temp = curwin->w_vsep_width; |
| curwin->w_vsep_width = wp->w_vsep_width; |
| wp->w_vsep_width = temp; |
| |
| /* If the windows are not in the same frame, exchange the sizes to avoid |
| * messing up the window layout. Otherwise fix the frame sizes. */ |
| if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) |
| { |
| temp = curwin->w_height; |
| curwin->w_height = wp->w_height; |
| wp->w_height = temp; |
| temp = curwin->w_width; |
| curwin->w_width = wp->w_width; |
| wp->w_width = temp; |
| } |
| else |
| { |
| frame_fix_height(curwin); |
| frame_fix_height(wp); |
| frame_fix_width(curwin); |
| frame_fix_width(wp); |
| } |
| #endif |
| |
| (void)win_comp_pos(); /* recompute window positions */ |
| |
| win_enter(wp, TRUE); |
| redraw_later(CLEAR); |
| } |
| |
| /* |
| * rotate windows: if upwards TRUE the second window becomes the first one |
| * if upwards FALSE the first window becomes the second one |
| */ |
| static void |
| win_rotate(int upwards, int count) |
| { |
| win_T *wp1; |
| win_T *wp2; |
| frame_T *frp; |
| int n; |
| |
| if (firstwin == lastwin) /* nothing to do */ |
| { |
| beep_flush(); |
| return; |
| } |
| |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| |
| #ifdef FEAT_VERTSPLIT |
| /* Check if all frames in this row/col have one window. */ |
| for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; |
| frp = frp->fr_next) |
| if (frp->fr_win == NULL) |
| { |
| EMSG(_("E443: Cannot rotate when another window is split")); |
| return; |
| } |
| #endif |
| |
| while (count--) |
| { |
| if (upwards) /* first window becomes last window */ |
| { |
| /* remove first window/frame from the list */ |
| frp = curwin->w_frame->fr_parent->fr_child; |
| wp1 = frp->fr_win; |
| win_remove(wp1, NULL); |
| frame_remove(frp); |
| |
| /* find last frame and append removed window/frame after it */ |
| for ( ; frp->fr_next != NULL; frp = frp->fr_next) |
| ; |
| win_append(frp->fr_win, wp1); |
| frame_append(frp, wp1->w_frame); |
| |
| wp2 = frp->fr_win; /* previously last window */ |
| } |
| else /* last window becomes first window */ |
| { |
| /* find last window/frame in the list and remove it */ |
| for (frp = curwin->w_frame; frp->fr_next != NULL; |
| frp = frp->fr_next) |
| ; |
| wp1 = frp->fr_win; |
| wp2 = wp1->w_prev; /* will become last window */ |
| win_remove(wp1, NULL); |
| frame_remove(frp); |
| |
| /* append the removed window/frame before the first in the list */ |
| win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); |
| frame_insert(frp->fr_parent->fr_child, frp); |
| } |
| |
| /* exchange status height and vsep width of old and new last window */ |
| n = wp2->w_status_height; |
| wp2->w_status_height = wp1->w_status_height; |
| wp1->w_status_height = n; |
| frame_fix_height(wp1); |
| frame_fix_height(wp2); |
| #ifdef FEAT_VERTSPLIT |
| n = wp2->w_vsep_width; |
| wp2->w_vsep_width = wp1->w_vsep_width; |
| wp1->w_vsep_width = n; |
| frame_fix_width(wp1); |
| frame_fix_width(wp2); |
| #endif |
| |
| /* recompute w_winrow and w_wincol for all windows */ |
| (void)win_comp_pos(); |
| } |
| |
| redraw_later(CLEAR); |
| } |
| |
| /* |
| * Move the current window to the very top/bottom/left/right of the screen. |
| */ |
| static void |
| win_totop(int size, int flags) |
| { |
| int dir; |
| int height = curwin->w_height; |
| |
| if (lastwin == firstwin) |
| { |
| beep_flush(); |
| return; |
| } |
| |
| /* Remove the window and frame from the tree of frames. */ |
| (void)winframe_remove(curwin, &dir, NULL); |
| win_remove(curwin, NULL); |
| last_status(FALSE); /* may need to remove last status line */ |
| (void)win_comp_pos(); /* recompute window positions */ |
| |
| /* Split a window on the desired side and put the window there. */ |
| (void)win_split_ins(size, flags, curwin, dir); |
| if (!(flags & WSP_VERT)) |
| { |
| win_setheight(height); |
| if (p_ea) |
| win_equal(curwin, TRUE, 'v'); |
| } |
| |
| #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) |
| /* When 'guioptions' includes 'L' or 'R' may have to remove or add |
| * scrollbars. Have to update them anyway. */ |
| gui_may_update_scrollbars(); |
| #endif |
| } |
| |
| /* |
| * Move window "win1" to below/right of "win2" and make "win1" the current |
| * window. Only works within the same frame! |
| */ |
| void |
| win_move_after(win_T *win1, win_T *win2) |
| { |
| int height; |
| |
| /* check if the arguments are reasonable */ |
| if (win1 == win2) |
| return; |
| |
| /* check if there is something to do */ |
| if (win2->w_next != win1) |
| { |
| /* may need move the status line/vertical separator of the last window |
| * */ |
| if (win1 == lastwin) |
| { |
| height = win1->w_prev->w_status_height; |
| win1->w_prev->w_status_height = win1->w_status_height; |
| win1->w_status_height = height; |
| #ifdef FEAT_VERTSPLIT |
| if (win1->w_prev->w_vsep_width == 1) |
| { |
| /* Remove the vertical separator from the last-but-one window, |
| * add it to the last window. Adjust the frame widths. */ |
| win1->w_prev->w_vsep_width = 0; |
| win1->w_prev->w_frame->fr_width -= 1; |
| win1->w_vsep_width = 1; |
| win1->w_frame->fr_width += 1; |
| } |
| #endif |
| } |
| else if (win2 == lastwin) |
| { |
| height = win1->w_status_height; |
| win1->w_status_height = win2->w_status_height; |
| win2->w_status_height = height; |
| #ifdef FEAT_VERTSPLIT |
| if (win1->w_vsep_width == 1) |
| { |
| /* Remove the vertical separator from win1, add it to the last |
| * window, win2. Adjust the frame widths. */ |
| win2->w_vsep_width = 1; |
| win2->w_frame->fr_width += 1; |
| win1->w_vsep_width = 0; |
| win1->w_frame->fr_width -= 1; |
| } |
| #endif |
| } |
| win_remove(win1, NULL); |
| frame_remove(win1->w_frame); |
| win_append(win2, win1); |
| frame_append(win2->w_frame, win1->w_frame); |
| |
| (void)win_comp_pos(); /* recompute w_winrow for all windows */ |
| redraw_later(NOT_VALID); |
| } |
| win_enter(win1, FALSE); |
| } |
| |
| /* |
| * Make all windows the same height. |
| * 'next_curwin' will soon be the current window, make sure it has enough |
| * rows. |
| */ |
| void |
| win_equal( |
| win_T *next_curwin, /* pointer to current window to be or NULL */ |
| int current, /* do only frame with current window */ |
| int dir) /* 'v' for vertically, 'h' for horizontally, |
| 'b' for both, 0 for using p_ead */ |
| { |
| if (dir == 0) |
| #ifdef FEAT_VERTSPLIT |
| dir = *p_ead; |
| #else |
| dir = 'b'; |
| #endif |
| win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, |
| topframe, dir, 0, tabline_height(), |
| (int)Columns, topframe->fr_height); |
| } |
| |
| /* |
| * Set a frame to a new position and height, spreading the available room |
| * equally over contained frames. |
| * The window "next_curwin" (if not NULL) should at least get the size from |
| * 'winheight' and 'winwidth' if possible. |
| */ |
| static void |
| win_equal_rec( |
| win_T *next_curwin, /* pointer to current window to be or NULL */ |
| int current, /* do only frame with current window */ |
| frame_T *topfr, /* frame to set size off */ |
| int dir, /* 'v', 'h' or 'b', see win_equal() */ |
| int col, /* horizontal position for frame */ |
| int row, /* vertical position for frame */ |
| int width, /* new width of frame */ |
| int height) /* new height of frame */ |
| { |
| int n, m; |
| int extra_sep = 0; |
| int wincount, totwincount = 0; |
| frame_T *fr; |
| int next_curwin_size = 0; |
| int room = 0; |
| int new_size; |
| int has_next_curwin = 0; |
| int hnc; |
| |
| if (topfr->fr_layout == FR_LEAF) |
| { |
| /* Set the width/height of this frame. |
| * Redraw when size or position changes */ |
| if (topfr->fr_height != height || topfr->fr_win->w_winrow != row |
| #ifdef FEAT_VERTSPLIT |
| || topfr->fr_width != width || topfr->fr_win->w_wincol != col |
| #endif |
| ) |
| { |
| topfr->fr_win->w_winrow = row; |
| frame_new_height(topfr, height, FALSE, FALSE); |
| #ifdef FEAT_VERTSPLIT |
| topfr->fr_win->w_wincol = col; |
| frame_new_width(topfr, width, FALSE, FALSE); |
| #endif |
| redraw_all_later(CLEAR); |
| } |
| } |
| #ifdef FEAT_VERTSPLIT |
| else if (topfr->fr_layout == FR_ROW) |
| { |
| topfr->fr_width = width; |
| topfr->fr_height = height; |
| |
| if (dir != 'v') /* equalize frame widths */ |
| { |
| /* Compute the maximum number of windows horizontally in this |
| * frame. */ |
| n = frame_minwidth(topfr, NOWIN); |
| /* add one for the rightmost window, it doesn't have a separator */ |
| if (col + width == Columns) |
| extra_sep = 1; |
| else |
| extra_sep = 0; |
| totwincount = (n + extra_sep) / (p_wmw + 1); |
| has_next_curwin = frame_has_win(topfr, next_curwin); |
| |
| /* |
| * Compute width for "next_curwin" window and room available for |
| * other windows. |
| * "m" is the minimal width when counting p_wiw for "next_curwin". |
| */ |
| m = frame_minwidth(topfr, next_curwin); |
| room = width - m; |
| if (room < 0) |
| { |
| next_curwin_size = p_wiw + room; |
| room = 0; |
| } |
| else |
| { |
| next_curwin_size = -1; |
| for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) |
| { |
| /* If 'winfixwidth' set keep the window width if |
| * possible. |
| * Watch out for this window being the next_curwin. */ |
| if (frame_fixed_width(fr)) |
| { |
| n = frame_minwidth(fr, NOWIN); |
| new_size = fr->fr_width; |
| if (frame_has_win(fr, next_curwin)) |
| { |
| room += p_wiw - p_wmw; |
| next_curwin_size = 0; |
| if (new_size < p_wiw) |
| new_size = p_wiw; |
| } |
| else |
| /* These windows don't use up room. */ |
| totwincount -= (n + (fr->fr_next == NULL |
| ? extra_sep : 0)) / (p_wmw + 1); |
| room -= new_size - n; |
| if (room < 0) |
| { |
| new_size += room; |
| room = 0; |
| } |
| fr->fr_newwidth = new_size; |
| } |
| } |
| if (next_curwin_size == -1) |
| { |
| if (!has_next_curwin) |
| next_curwin_size = 0; |
| else if (totwincount > 1 |
| && (room + (totwincount - 2)) |
| / (totwincount - 1) > p_wiw) |
| { |
| /* Can make all windows wider than 'winwidth', spread |
| * the room equally. */ |
| next_curwin_size = (room + p_wiw |
| + (totwincount - 1) * p_wmw |
| + (totwincount - 1)) / totwincount; |
| room -= next_curwin_size - p_wiw; |
| } |
| else |
| next_curwin_size = p_wiw; |
| } |
| } |
| |
| if (has_next_curwin) |
| --totwincount; /* don't count curwin */ |
| } |
| |
| for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) |
| { |
| n = m = 0; |
| wincount = 1; |
| if (fr->fr_next == NULL) |
| /* last frame gets all that remains (avoid roundoff error) */ |
| new_size = width; |
| else if (dir == 'v') |
| new_size = fr->fr_width; |
| else if (frame_fixed_width(fr)) |
| { |
| new_size = fr->fr_newwidth; |
| wincount = 0; /* doesn't count as a sizeable window */ |
| } |
| else |
| { |
| /* Compute the maximum number of windows horiz. in "fr". */ |
| n = frame_minwidth(fr, NOWIN); |
| wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) |
| / (p_wmw + 1); |
| m = frame_minwidth(fr, next_curwin); |
| if (has_next_curwin) |
| hnc = frame_has_win(fr, next_curwin); |
| else |
| hnc = FALSE; |
| if (hnc) /* don't count next_curwin */ |
| --wincount; |
| if (totwincount == 0) |
| new_size = room; |
| else |
| new_size = (wincount * room + ((unsigned)totwincount >> 1)) |
| / totwincount; |
| if (hnc) /* add next_curwin size */ |
| { |
| next_curwin_size -= p_wiw - (m - n); |
| new_size += next_curwin_size; |
| room -= new_size - next_curwin_size; |
| } |
| else |
| room -= new_size; |
| new_size += n; |
| } |
| |
| /* Skip frame that is full width when splitting or closing a |
| * window, unless equalizing all frames. */ |
| if (!current || dir != 'v' || topfr->fr_parent != NULL |
| || (new_size != fr->fr_width) |
| || frame_has_win(fr, next_curwin)) |
| win_equal_rec(next_curwin, current, fr, dir, col, row, |
| new_size, height); |
| col += new_size; |
| width -= new_size; |
| totwincount -= wincount; |
| } |
| } |
| #endif |
| else /* topfr->fr_layout == FR_COL */ |
| { |
| #ifdef FEAT_VERTSPLIT |
| topfr->fr_width = width; |
| #endif |
| topfr->fr_height = height; |
| |
| if (dir != 'h') /* equalize frame heights */ |
| { |
| /* Compute maximum number of windows vertically in this frame. */ |
| n = frame_minheight(topfr, NOWIN); |
| /* add one for the bottom window if it doesn't have a statusline */ |
| if (row + height == cmdline_row && p_ls == 0) |
| extra_sep = 1; |
| else |
| extra_sep = 0; |
| totwincount = (n + extra_sep) / (p_wmh + 1); |
| has_next_curwin = frame_has_win(topfr, next_curwin); |
| |
| /* |
| * Compute height for "next_curwin" window and room available for |
| * other windows. |
| * "m" is the minimal height when counting p_wh for "next_curwin". |
| */ |
| m = frame_minheight(topfr, next_curwin); |
| room = height - m; |
| if (room < 0) |
| { |
| /* The room is less then 'winheight', use all space for the |
| * current window. */ |
| next_curwin_size = p_wh + room; |
| room = 0; |
| } |
| else |
| { |
| next_curwin_size = -1; |
| for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) |
| { |
| /* If 'winfixheight' set keep the window height if |
| * possible. |
| * Watch out for this window being the next_curwin. */ |
| if (frame_fixed_height(fr)) |
| { |
| n = frame_minheight(fr, NOWIN); |
| new_size = fr->fr_height; |
| if (frame_has_win(fr, next_curwin)) |
| { |
| room += p_wh - p_wmh; |
| next_curwin_size = 0; |
| if (new_size < p_wh) |
| new_size = p_wh; |
| } |
| else |
| /* These windows don't use up room. */ |
| totwincount -= (n + (fr->fr_next == NULL |
| ? extra_sep : 0)) / (p_wmh + 1); |
| room -= new_size - n; |
| if (room < 0) |
| { |
| new_size += room; |
| room = 0; |
| } |
| fr->fr_newheight = new_size; |
| } |
| } |
| if (next_curwin_size == -1) |
| { |
| if (!has_next_curwin) |
| next_curwin_size = 0; |
| else if (totwincount > 1 |
| && (room + (totwincount - 2)) |
| / (totwincount - 1) > p_wh) |
| { |
| /* can make all windows higher than 'winheight', |
| * spread the room equally. */ |
| next_curwin_size = (room + p_wh |
| + (totwincount - 1) * p_wmh |
| + (totwincount - 1)) / totwincount; |
| room -= next_curwin_size - p_wh; |
| } |
| else |
| next_curwin_size = p_wh; |
| } |
| } |
| |
| if (has_next_curwin) |
| --totwincount; /* don't count curwin */ |
| } |
| |
| for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) |
| { |
| n = m = 0; |
| wincount = 1; |
| if (fr->fr_next == NULL) |
| /* last frame gets all that remains (avoid roundoff error) */ |
| new_size = height; |
| else if (dir == 'h') |
| new_size = fr->fr_height; |
| else if (frame_fixed_height(fr)) |
| { |
| new_size = fr->fr_newheight; |
| wincount = 0; /* doesn't count as a sizeable window */ |
| } |
| else |
| { |
| /* Compute the maximum number of windows vert. in "fr". */ |
| n = frame_minheight(fr, NOWIN); |
| wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) |
| / (p_wmh + 1); |
| m = frame_minheight(fr, next_curwin); |
| if (has_next_curwin) |
| hnc = frame_has_win(fr, next_curwin); |
| else |
| hnc = FALSE; |
| if (hnc) /* don't count next_curwin */ |
| --wincount; |
| if (totwincount == 0) |
| new_size = room; |
| else |
| new_size = (wincount * room + ((unsigned)totwincount >> 1)) |
| / totwincount; |
| if (hnc) /* add next_curwin size */ |
| { |
| next_curwin_size -= p_wh - (m - n); |
| new_size += next_curwin_size; |
| room -= new_size - next_curwin_size; |
| } |
| else |
| room -= new_size; |
| new_size += n; |
| } |
| /* Skip frame that is full width when splitting or closing a |
| * window, unless equalizing all frames. */ |
| if (!current || dir != 'h' || topfr->fr_parent != NULL |
| || (new_size != fr->fr_height) |
| || frame_has_win(fr, next_curwin)) |
| win_equal_rec(next_curwin, current, fr, dir, col, row, |
| width, new_size); |
| row += new_size; |
| height -= new_size; |
| totwincount -= wincount; |
| } |
| } |
| } |
| |
| /* |
| * close all windows for buffer 'buf' |
| */ |
| void |
| close_windows( |
| buf_T *buf, |
| int keep_curwin) /* don't close "curwin" */ |
| { |
| win_T *wp; |
| tabpage_T *tp, *nexttp; |
| int h = tabline_height(); |
| |
| ++RedrawingDisabled; |
| |
| for (wp = firstwin; wp != NULL && lastwin != firstwin; ) |
| { |
| if (wp->w_buffer == buf && (!keep_curwin || wp != curwin) |
| #ifdef FEAT_AUTOCMD |
| && !(wp->w_closing || wp->w_buffer->b_closing) |
| #endif |
| ) |
| { |
| win_close(wp, FALSE); |
| |
| /* Start all over, autocommands may change the window layout. */ |
| wp = firstwin; |
| } |
| else |
| wp = wp->w_next; |
| } |
| |
| /* Also check windows in other tab pages. */ |
| for (tp = first_tabpage; tp != NULL; tp = nexttp) |
| { |
| nexttp = tp->tp_next; |
| if (tp != curtab) |
| for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
| if (wp->w_buffer == buf |
| #ifdef FEAT_AUTOCMD |
| && !(wp->w_closing || wp->w_buffer->b_closing) |
| #endif |
| ) |
| { |
| win_close_othertab(wp, FALSE, tp); |
| |
| /* Start all over, the tab page may be closed and |
| * autocommands may change the window layout. */ |
| nexttp = first_tabpage; |
| break; |
| } |
| } |
| |
| --RedrawingDisabled; |
| |
| redraw_tabline = TRUE; |
| if (h != tabline_height()) |
| shell_new_rows(); |
| } |
| |
| /* |
| * Return TRUE if the current window is the only window that exists (ignoring |
| * "aucmd_win"). |
| * Returns FALSE if there is a window, possibly in another tab page. |
| */ |
| static int |
| last_window(void) |
| { |
| return (one_window() && first_tabpage->tp_next == NULL); |
| } |
| |
| /* |
| * Return TRUE if there is only one window other than "aucmd_win" in the |
| * current tab page. |
| */ |
| int |
| one_window(void) |
| { |
| #ifdef FEAT_AUTOCMD |
| win_T *wp; |
| int seen_one = FALSE; |
| |
| FOR_ALL_WINDOWS(wp) |
| { |
| if (wp != aucmd_win) |
| { |
| if (seen_one) |
| return FALSE; |
| seen_one = TRUE; |
| } |
| } |
| return TRUE; |
| #else |
| return firstwin == lastwin; |
| #endif |
| } |
| |
| /* |
| * Close the possibly last window in a tab page. |
| * Returns TRUE when the window was closed already. |
| */ |
| static int |
| close_last_window_tabpage( |
| win_T *win, |
| int free_buf, |
| tabpage_T *prev_curtab) |
| { |
| if (firstwin == lastwin) |
| { |
| #ifdef FEAT_AUTOCMD |
| buf_T *old_curbuf = curbuf; |
| #endif |
| |
| /* |
| * Closing the last window in a tab page. First go to another tab |
| * page and then close the window and the tab page. This avoids that |
| * curwin and curtab are invalid while we are freeing memory, they may |
| * be used in GUI events. |
| * Don't trigger autocommands yet, they may use wrong values, so do |
| * that below. |
| */ |
| goto_tabpage_tp(alt_tabpage(), FALSE, TRUE); |
| redraw_tabline = TRUE; |
| |
| /* Safety check: Autocommands may have closed the window when jumping |
| * to the other tab page. */ |
| if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) |
| { |
| int h = tabline_height(); |
| |
| win_close_othertab(win, free_buf, prev_curtab); |
| if (h != tabline_height()) |
| shell_new_rows(); |
| } |
| /* Since goto_tabpage_tp above did not trigger *Enter autocommands, do |
| * that now. */ |
| #ifdef FEAT_AUTOCMD |
| apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); |
| apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); |
| if (old_curbuf != curbuf) |
| apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); |
| #endif |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| /* |
| * Close window "win". Only works for the current tab page. |
| * If "free_buf" is TRUE related buffer may be unloaded. |
| * |
| * Called by :quit, :close, :xit, :wq and findtag(). |
| * Returns FAIL when the window was not closed. |
| */ |
| int |
| win_close(win_T *win, int free_buf) |
| { |
| win_T *wp; |
| #ifdef FEAT_AUTOCMD |
| int other_buffer = FALSE; |
| #endif |
| int close_curwin = FALSE; |
| int dir; |
| int help_window = FALSE; |
| tabpage_T *prev_curtab = curtab; |
| |
| if (last_window()) |
| { |
| EMSG(_("E444: Cannot close last window")); |
| return FAIL; |
| } |
| |
| #ifdef FEAT_AUTOCMD |
| if (win->w_closing || (win->w_buffer != NULL && win->w_buffer->b_closing)) |
| return FAIL; /* window is already being closed */ |
| if (win == aucmd_win) |
| { |
| EMSG(_("E813: Cannot close autocmd window")); |
| return FAIL; |
| } |
| if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) |
| { |
| EMSG(_("E814: Cannot close window, only autocmd window would remain")); |
| return FAIL; |
| } |
| #endif |
| |
| /* When closing the last window in a tab page first go to another tab page |
| * and then close the window and the tab page to avoid that curwin and |
| * curtab are invalid while we are freeing memory. */ |
| if (close_last_window_tabpage(win, free_buf, prev_curtab)) |
| return FAIL; |
| |
| /* When closing the help window, try restoring a snapshot after closing |
| * the window. Otherwise clear the snapshot, it's now invalid. */ |
| if (win->w_buffer != NULL && win->w_buffer->b_help) |
| help_window = TRUE; |
| else |
| clear_snapshot(curtab, SNAP_HELP_IDX); |
| |
| #ifdef FEAT_AUTOCMD |
| if (win == curwin) |
| { |
| /* |
| * Guess which window is going to be the new current window. |
| * This may change because of the autocommands (sigh). |
| */ |
| wp = frame2win(win_altframe(win, NULL)); |
| |
| /* |
| * Be careful: If autocommands delete the window or cause this window |
| * to be the last one left, return now. |
| */ |
| if (wp->w_buffer != curbuf) |
| { |
| other_buffer = TRUE; |
| win->w_closing = TRUE; |
| apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); |
| if (!win_valid(win)) |
| return FAIL; |
| win->w_closing = FALSE; |
| if (last_window()) |
| return FAIL; |
| } |
| win->w_closing = TRUE; |
| apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); |
| if (!win_valid(win)) |
| return FAIL; |
| win->w_closing = FALSE; |
| if (last_window()) |
| return FAIL; |
| # ifdef FEAT_EVAL |
| /* autocmds may abort script processing */ |
| if (aborting()) |
| return FAIL; |
| # endif |
| } |
| #endif |
| |
| #ifdef FEAT_GUI |
| /* Avoid trouble with scrollbars that are going to be deleted in |
| * win_free(). */ |
| if (gui.in_use) |
| out_flush(); |
| #endif |
| |
| #ifdef FEAT_SYN_HL |
| /* Free independent synblock before the buffer is freed. */ |
| if (win->w_buffer != NULL) |
| reset_synblock(win); |
| #endif |
| |
| /* |
| * Close the link to the buffer. |
| */ |
| if (win->w_buffer != NULL) |
| { |
| #ifdef FEAT_AUTOCMD |
| win->w_closing = TRUE; |
| #endif |
| close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0, TRUE); |
| #ifdef FEAT_AUTOCMD |
| if (win_valid(win)) |
| win->w_closing = FALSE; |
| #endif |
| /* Make sure curbuf is valid. It can become invalid if 'bufhidden' is |
| * "wipe". */ |
| if (!buf_valid(curbuf)) |
| curbuf = firstbuf; |
| } |
| |
| if (only_one_window() && win_valid(win) && win->w_buffer == NULL |
| && (last_window() || curtab != prev_curtab |
| || close_last_window_tabpage(win, free_buf, prev_curtab))) |
| { |
| /* Autocommands have close all windows, quit now. Restore |
| * curwin->w_buffer, otherwise writing viminfo may fail. */ |
| if (curwin->w_buffer == NULL) |
| curwin->w_buffer = curbuf; |
| getout(0); |
| } |
| |
| /* Autocommands may have closed the window already, or closed the only |
| * other window or moved to another tab page. */ |
| else if (!win_valid(win) || last_window() || curtab != prev_curtab |
| || close_last_window_tabpage(win, free_buf, prev_curtab)) |
| return FAIL; |
| |
| /* Free the memory used for the window and get the window that received |
| * the screen space. */ |
| wp = win_free_mem(win, &dir, NULL); |
| |
| /* Make sure curwin isn't invalid. It can cause severe trouble when |
| * printing an error message. For win_equal() curbuf needs to be valid |
| * too. */ |
| if (win == curwin) |
| { |
| curwin = wp; |
| #ifdef FEAT_QUICKFIX |
| if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) |
| { |
| /* |
| * If the cursor goes to the preview or the quickfix window, try |
| * finding another window to go to. |
| */ |
| for (;;) |
| { |
| if (wp->w_next == NULL) |
| wp = firstwin; |
| else |
| wp = wp->w_next; |
| if (wp == curwin) |
| break; |
| if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) |
| { |
| curwin = wp; |
| break; |
| } |
| } |
| } |
| #endif |
| curbuf = curwin->w_buffer; |
| close_curwin = TRUE; |
| } |
| if (p_ea |
| #ifdef FEAT_VERTSPLIT |
| && (*p_ead == 'b' || *p_ead == dir) |
| #endif |
| ) |
| win_equal(curwin, TRUE, |
| #ifdef FEAT_VERTSPLIT |
| dir |
| #else |
| 0 |
| #endif |
| ); |
| else |
| win_comp_pos(); |
| if (close_curwin) |
| { |
| win_enter_ext(wp, FALSE, TRUE, TRUE, TRUE); |
| #ifdef FEAT_AUTOCMD |
| if (other_buffer) |
| /* careful: after this wp and win may be invalid! */ |
| apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); |
| #endif |
| } |
| |
| /* |
| * If last window has a status line now and we don't want one, |
| * remove the status line. |
| */ |
| last_status(FALSE); |
| |
| /* After closing the help window, try restoring the window layout from |
| * before it was opened. */ |
| if (help_window) |
| restore_snapshot(SNAP_HELP_IDX, close_curwin); |
| |
| #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) |
| /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ |
| if (gui.in_use && !win_hasvertsplit()) |
| gui_init_which_components(NULL); |
| #endif |
| |
| redraw_all_later(NOT_VALID); |
| return OK; |
| } |
| |
| /* |
| * Close window "win" in tab page "tp", which is not the current tab page. |
| * This may be the last window in that tab page and result in closing the tab, |
| * thus "tp" may become invalid! |
| * Caller must check if buffer is hidden and whether the tabline needs to be |
| * updated. |
| */ |
| void |
| win_close_othertab(win_T *win, int free_buf, tabpage_T *tp) |
| { |
| win_T *wp; |
| int dir; |
| tabpage_T *ptp = NULL; |
| int free_tp = FALSE; |
| |
| #ifdef FEAT_AUTOCMD |
| if (win->w_closing || win->w_buffer->b_closing) |
| return; /* window is already being closed */ |
| #endif |
| |
| /* Close the link to the buffer. */ |
| close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0, FALSE); |
| |
| /* Careful: Autocommands may have closed the tab page or made it the |
| * current tab page. */ |
| for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) |
| ; |
| if (ptp == NULL || tp == curtab) |
| return; |
| |
| /* Autocommands may have closed the window already. */ |
| for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) |
| ; |
| if (wp == NULL) |
| return; |
| |
| /* When closing the last window in a tab page remove the tab page. */ |
| if (tp->tp_firstwin == tp->tp_lastwin) |
| { |
| if (tp == first_tabpage) |
| first_tabpage = tp->tp_next; |
| else |
| { |
| for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; |
| ptp = ptp->tp_next) |
| ; |
| if (ptp == NULL) |
| { |
| EMSG2(_(e_intern2), "win_close_othertab()"); |
| return; |
| } |
| ptp->tp_next = tp->tp_next; |
| } |
| free_tp = TRUE; |
| } |
| |
| /* Free the memory used for the window. */ |
| win_free_mem(win, &dir, tp); |
| |
| if (free_tp) |
| free_tabpage(tp); |
| } |
| |
| /* |
| * Free the memory used for a window. |
| * Returns a pointer to the window that got the freed up space. |
| */ |
| static win_T * |
| win_free_mem( |
| win_T *win, |
| int *dirp, /* set to 'v' or 'h' for direction if 'ea' */ |
| tabpage_T *tp) /* tab page "win" is in, NULL for current */ |
| { |
| frame_T *frp; |
| win_T *wp; |
| |
| /* Remove the window and its frame from the tree of frames. */ |
| frp = win->w_frame; |
| wp = winframe_remove(win, dirp, tp); |
| vim_free(frp); |
| win_free(win, tp); |
| |
| /* When deleting the current window of another tab page select a new |
| * current window. */ |
| if (tp != NULL && win == tp->tp_curwin) |
| tp->tp_curwin = wp; |
| |
| return wp; |
| } |
| |
| #if defined(EXITFREE) || defined(PROTO) |
| void |
| win_free_all(void) |
| { |
| int dummy; |
| |
| # ifdef FEAT_WINDOWS |
| while (first_tabpage->tp_next != NULL) |
| tabpage_close(TRUE); |
| # endif |
| |
| # ifdef FEAT_AUTOCMD |
| if (aucmd_win != NULL) |
| { |
| (void)win_free_mem(aucmd_win, &dummy, NULL); |
| aucmd_win = NULL; |
| } |
| # endif |
| |
| while (firstwin != NULL) |
| (void)win_free_mem(firstwin, &dummy, NULL); |
| |
| /* No window should be used after this. Set curwin to NULL to crash |
| * instead of using freed memory. */ |
| curwin = NULL; |
| } |
| #endif |
| |
| /* |
| * Remove a window and its frame from the tree of frames. |
| * Returns a pointer to the window that got the freed up space. |
| */ |
| win_T * |
| winframe_remove( |
| win_T *win, |
| int *dirp UNUSED, /* set to 'v' or 'h' for direction if 'ea' */ |
| tabpage_T *tp) /* tab page "win" is in, NULL for current */ |
| { |
| frame_T *frp, *frp2, *frp3; |
| frame_T *frp_close = win->w_frame; |
| win_T *wp; |
| |
| /* |
| * If there is only one window there is nothing to remove. |
| */ |
| if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
| return NULL; |
| |
| /* |
| * Remove the window from its frame. |
| */ |
| frp2 = win_altframe(win, tp); |
| wp = frame2win(frp2); |
| |
| /* Remove this frame from the list of frames. */ |
| frame_remove(frp_close); |
| |
| #ifdef FEAT_VERTSPLIT |
| if (frp_close->fr_parent->fr_layout == FR_COL) |
| { |
| #endif |
| /* When 'winfixheight' is set, try to find another frame in the column |
| * (as close to the closed frame as possible) to distribute the height |
| * to. */ |
| if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) |
| { |
| frp = frp_close->fr_prev; |
| frp3 = frp_close->fr_next; |
| while (frp != NULL || frp3 != NULL) |
| { |
| if (frp != NULL) |
| { |
| if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) |
| { |
| frp2 = frp; |
| wp = frp->fr_win; |
| break; |
| } |
| frp = frp->fr_prev; |
| } |
| if (frp3 != NULL) |
| { |
| if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) |
| { |
| frp2 = frp3; |
| wp = frp3->fr_win; |
| break; |
| } |
| frp3 = frp3->fr_next; |
| } |
| } |
| } |
| frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
| frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
| #ifdef FEAT_VERTSPLIT |
| *dirp = 'v'; |
| } |
| else |
| { |
| /* When 'winfixwidth' is set, try to find another frame in the column |
| * (as close to the closed frame as possible) to distribute the width |
| * to. */ |
| if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) |
| { |
| frp = frp_close->fr_prev; |
| frp3 = frp_close->fr_next; |
| while (frp != NULL || frp3 != NULL) |
| { |
| if (frp != NULL) |
| { |
| if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) |
| { |
| frp2 = frp; |
| wp = frp->fr_win; |
| break; |
| } |
| frp = frp->fr_prev; |
| } |
| if (frp3 != NULL) |
| { |
| if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) |
| { |
| frp2 = frp3; |
| wp = frp3->fr_win; |
| break; |
| } |
| frp3 = frp3->fr_next; |
| } |
| } |
| } |
| frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
| frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
| *dirp = 'h'; |
| } |
| #endif |
| |
| /* If rows/columns go to a window below/right its positions need to be |
| * updated. Can only be done after the sizes have been updated. */ |
| if (frp2 == frp_close->fr_next) |
| { |
| int row = win->w_winrow; |
| int col = W_WINCOL(win); |
| |
| frame_comp_pos(frp2, &row, &col); |
| } |
| |
| if (frp2->fr_next == NULL && frp2->fr_prev == NULL) |
| { |
| /* There is no other frame in this list, move its info to the parent |
| * and remove it. */ |
| frp2->fr_parent->fr_layout = frp2->fr_layout; |
| frp2->fr_parent->fr_child = frp2->fr_child; |
| for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) |
| frp->fr_parent = frp2->fr_parent; |
| frp2->fr_parent->fr_win = frp2->fr_win; |
| if (frp2->fr_win != NULL) |
| frp2->fr_win->w_frame = frp2->fr_parent; |
| frp = frp2->fr_parent; |
| vim_free(frp2); |
| |
| frp2 = frp->fr_parent; |
| if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) |
| { |
| /* The frame above the parent has the same layout, have to merge |
| * the frames into this list. */ |
| if (frp2->fr_child == frp) |
| frp2->fr_child = frp->fr_child; |
| frp->fr_child->fr_prev = frp->fr_prev; |
| if (frp->fr_prev != NULL) |
| frp->fr_prev->fr_next = frp->fr_child; |
| for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) |
| { |
| frp3->fr_parent = frp2; |
| if (frp3->fr_next == NULL) |
| { |
| frp3->fr_next = frp->fr_next; |
| if (frp->fr_next != NULL) |
| frp->fr_next->fr_prev = frp3; |
| break; |
| } |
| } |
| vim_free(frp); |
| } |
| } |
| |
| return wp; |
| } |
| |
| /* |
| * Find out which frame is going to get the freed up space when "win" is |
| * closed. |
| * if 'splitbelow'/'splitleft' the space goes to the window above/left. |
| * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. |
| * This makes opening a window and closing it immediately keep the same window |
| * layout. |
| */ |
| static frame_T * |
| win_altframe( |
| win_T *win, |
| tabpage_T *tp) /* tab page "win" is in, NULL for current */ |
| { |
| frame_T *frp; |
| int b; |
| |
| if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
| /* Last window in this tab page, will go to next tab page. */ |
| return alt_tabpage()->tp_curwin->w_frame; |
| |
| frp = win->w_frame; |
| #ifdef FEAT_VERTSPLIT |
| if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
| b = p_spr; |
| else |
| #endif |
| b = p_sb; |
| if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) |
| return frp->fr_next; |
| return frp->fr_prev; |
| } |
| |
| /* |
| * Return the tabpage that will be used if the current one is closed. |
| */ |
| static tabpage_T * |
| alt_tabpage(void) |
| { |
| tabpage_T *tp; |
| |
| /* Use the next tab page if possible. */ |
| if (curtab->tp_next != NULL) |
| return curtab->tp_next; |
| |
| /* Find the last but one tab page. */ |
| for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) |
| ; |
| return tp; |
| } |
| |
| /* |
| * Find the left-upper window in frame "frp". |
| */ |
| static win_T * |
| frame2win(frame_T *frp) |
| { |
| while (frp->fr_win == NULL) |
| frp = frp->fr_child; |
| return frp->fr_win; |
| } |
| |
| /* |
| * Return TRUE if frame "frp" contains window "wp". |
| */ |
| static int |
| frame_has_win(frame_T *frp, win_T *wp) |
| { |
| frame_T *p; |
| |
| if (frp->fr_layout == FR_LEAF) |
| return frp->fr_win == wp; |
| |
| for (p = frp->fr_child; p != NULL; p = p->fr_next) |
| if (frame_has_win(p, wp)) |
| return TRUE; |
| return FALSE; |
| } |
| |
| /* |
| * Set a new height for a frame. Recursively sets the height for contained |
| * frames and windows. Caller must take care of positions. |
| */ |
| static void |
| frame_new_height( |
| frame_T *topfrp, |
| int height, |
| int topfirst, /* resize topmost contained frame first */ |
| int wfh) /* obey 'winfixheight' when there is a choice; |
| may cause the height not to be set */ |
| { |
| frame_T *frp; |
| int extra_lines; |
| int h; |
| |
| if (topfrp->fr_win != NULL) |
| { |
| /* Simple case: just one window. */ |
| win_new_height(topfrp->fr_win, |
| height - topfrp->fr_win->w_status_height); |
| } |
| #ifdef FEAT_VERTSPLIT |
| else if (topfrp->fr_layout == FR_ROW) |
| { |
| do |
| { |
| /* All frames in this row get the same new height. */ |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| { |
| frame_new_height(frp, height, topfirst, wfh); |
| if (frp->fr_height > height) |
| { |
| /* Could not fit the windows, make the whole row higher. */ |
| height = frp->fr_height; |
| break; |
| } |
| } |
| } |
| while (frp != NULL); |
| } |
| #endif |
| else /* fr_layout == FR_COL */ |
| { |
| /* Complicated case: Resize a column of frames. Resize the bottom |
| * frame first, frames above that when needed. */ |
| |
| frp = topfrp->fr_child; |
| if (wfh) |
| /* Advance past frames with one window with 'wfh' set. */ |
| while (frame_fixed_height(frp)) |
| { |
| frp = frp->fr_next; |
| if (frp == NULL) |
| return; /* no frame without 'wfh', give up */ |
| } |
| if (!topfirst) |
| { |
| /* Find the bottom frame of this column */ |
| while (frp->fr_next != NULL) |
| frp = frp->fr_next; |
| if (wfh) |
| /* Advance back for frames with one window with 'wfh' set. */ |
| while (frame_fixed_height(frp)) |
| frp = frp->fr_prev; |
| } |
| |
| extra_lines = height - topfrp->fr_height; |
| if (extra_lines < 0) |
| { |
| /* reduce height of contained frames, bottom or top frame first */ |
| while (frp != NULL) |
| { |
| h = frame_minheight(frp, NULL); |
| if (frp->fr_height + extra_lines < h) |
| { |
| extra_lines += frp->fr_height - h; |
| frame_new_height(frp, h, topfirst, wfh); |
| } |
| else |
| { |
| frame_new_height(frp, frp->fr_height + extra_lines, |
| topfirst, wfh); |
| break; |
| } |
| if (topfirst) |
| { |
| do |
| frp = frp->fr_next; |
| while (wfh && frp != NULL && frame_fixed_height(frp)); |
| } |
| else |
| { |
| do |
| frp = frp->fr_prev; |
| while (wfh && frp != NULL && frame_fixed_height(frp)); |
| } |
| /* Increase "height" if we could not reduce enough frames. */ |
| if (frp == NULL) |
| height -= extra_lines; |
| } |
| } |
| else if (extra_lines > 0) |
| { |
| /* increase height of bottom or top frame */ |
| frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); |
| } |
| } |
| topfrp->fr_height = height; |
| } |
| |
| /* |
| * Return TRUE if height of frame "frp" should not be changed because of |
| * the 'winfixheight' option. |
| */ |
| static int |
| frame_fixed_height(frame_T *frp) |
| { |
| /* frame with one window: fixed height if 'winfixheight' set. */ |
| if (frp->fr_win != NULL) |
| return frp->fr_win->w_p_wfh; |
| |
| if (frp->fr_layout == FR_ROW) |
| { |
| /* The frame is fixed height if one of the frames in the row is fixed |
| * height. */ |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| if (frame_fixed_height(frp)) |
| return TRUE; |
| return FALSE; |
| } |
| |
| /* frp->fr_layout == FR_COL: The frame is fixed height if all of the |
| * frames in the row are fixed height. */ |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| if (!frame_fixed_height(frp)) |
| return FALSE; |
| return TRUE; |
| } |
| |
| #ifdef FEAT_VERTSPLIT |
| /* |
| * Return TRUE if width of frame "frp" should not be changed because of |
| * the 'winfixwidth' option. |
| */ |
| static int |
| frame_fixed_width(frame_T *frp) |
| { |
| /* frame with one window: fixed width if 'winfixwidth' set. */ |
| if (frp->fr_win != NULL) |
| return frp->fr_win->w_p_wfw; |
| |
| if (frp->fr_layout == FR_COL) |
| { |
| /* The frame is fixed width if one of the frames in the row is fixed |
| * width. */ |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| if (frame_fixed_width(frp)) |
| return TRUE; |
| return FALSE; |
| } |
| |
| /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the |
| * frames in the row are fixed width. */ |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| if (!frame_fixed_width(frp)) |
| return FALSE; |
| return TRUE; |
| } |
| |
| /* |
| * Add a status line to windows at the bottom of "frp". |
| * Note: Does not check if there is room! |
| */ |
| static void |
| frame_add_statusline(frame_T *frp) |
| { |
| win_T *wp; |
| |
| if (frp->fr_layout == FR_LEAF) |
| { |
| wp = frp->fr_win; |
| if (wp->w_status_height == 0) |
| { |
| if (wp->w_height > 0) /* don't make it negative */ |
| --wp->w_height; |
| wp->w_status_height = STATUS_HEIGHT; |
| } |
| } |
| else if (frp->fr_layout == FR_ROW) |
| { |
| /* Handle all the frames in the row. */ |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| frame_add_statusline(frp); |
| } |
| else /* frp->fr_layout == FR_COL */ |
| { |
| /* Only need to handle the last frame in the column. */ |
| for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) |
| ; |
| frame_add_statusline(frp); |
| } |
| } |
| |
| /* |
| * Set width of a frame. Handles recursively going through contained frames. |
| * May remove separator line for windows at the right side (for win_close()). |
| */ |
| static void |
| frame_new_width( |
| frame_T *topfrp, |
| int width, |
| int leftfirst, /* resize leftmost contained frame first */ |
| int wfw) /* obey 'winfixwidth' when there is a choice; |
| may cause the width not to be set */ |
| { |
| frame_T *frp; |
| int extra_cols; |
| int w; |
| win_T *wp; |
| |
| if (topfrp->fr_layout == FR_LEAF) |
| { |
| /* Simple case: just one window. */ |
| wp = topfrp->fr_win; |
| /* Find out if there are any windows right of this one. */ |
| for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) |
| if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) |
| break; |
| if (frp->fr_parent == NULL) |
| wp->w_vsep_width = 0; |
| win_new_width(wp, width - wp->w_vsep_width); |
| } |
| else if (topfrp->fr_layout == FR_COL) |
| { |
| do |
| { |
| /* All frames in this column get the same new width. */ |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| { |
| frame_new_width(frp, width, leftfirst, wfw); |
| if (frp->fr_width > width) |
| { |
| /* Could not fit the windows, make whole column wider. */ |
| width = frp->fr_width; |
| break; |
| } |
| } |
| } while (frp != NULL); |
| } |
| else /* fr_layout == FR_ROW */ |
| { |
| /* Complicated case: Resize a row of frames. Resize the rightmost |
| * frame first, frames left of it when needed. */ |
| |
| frp = topfrp->fr_child; |
| if (wfw) |
| /* Advance past frames with one window with 'wfw' set. */ |
| while (frame_fixed_width(frp)) |
| { |
| frp = frp->fr_next; |
| if (frp == NULL) |
| return; /* no frame without 'wfw', give up */ |
| } |
| if (!leftfirst) |
| { |
| /* Find the rightmost frame of this row */ |
| while (frp->fr_next != NULL) |
| frp = frp->fr_next; |
| if (wfw) |
| /* Advance back for frames with one window with 'wfw' set. */ |
| while (frame_fixed_width(frp)) |
| frp = frp->fr_prev; |
| } |
| |
| extra_cols = width - topfrp->fr_width; |
| if (extra_cols < 0) |
| { |
| /* reduce frame width, rightmost frame first */ |
| while (frp != NULL) |
| { |
| w = frame_minwidth(frp, NULL); |
| if (frp->fr_width + extra_cols < w) |
| { |
| extra_cols += frp->fr_width - w; |
| frame_new_width(frp, w, leftfirst, wfw); |
| } |
| else |
| { |
| frame_new_width(frp, frp->fr_width + extra_cols, |
| leftfirst, wfw); |
| break; |
| } |
| if (leftfirst) |
| { |
| do |
| frp = frp->fr_next; |
| while (wfw && frp != NULL && frame_fixed_width(frp)); |
| } |
| else |
| { |
| do |
| frp = frp->fr_prev; |
| while (wfw && frp != NULL && frame_fixed_width(frp)); |
| } |
| /* Increase "width" if we could not reduce enough frames. */ |
| if (frp == NULL) |
| width -= extra_cols; |
| } |
| } |
| else if (extra_cols > 0) |
| { |
| /* increase width of rightmost frame */ |
| frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
| } |
| } |
| topfrp->fr_width = width; |
| } |
| |
| /* |
| * Add the vertical separator to windows at the right side of "frp". |
| * Note: Does not check if there is room! |
| */ |
| static void |
| frame_add_vsep(frame_T *frp) |
| { |
| win_T *wp; |
| |
| if (frp->fr_layout == FR_LEAF) |
| { |
| wp = frp->fr_win; |
| if (wp->w_vsep_width == 0) |
| { |
| if (wp->w_width > 0) /* don't make it negative */ |
| --wp->w_width; |
| wp->w_vsep_width = 1; |
| } |
| } |
| else if (frp->fr_layout == FR_COL) |
| { |
| /* Handle all the frames in the column. */ |
| for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) |
| frame_add_vsep(frp); |
| } |
| else /* frp->fr_layout == FR_ROW */ |
| { |
| /* Only need to handle the last frame in the row. */ |
| frp = frp->fr_child; |
| while (frp->fr_next != NULL) |
| frp = frp->fr_next; |
| frame_add_vsep(frp); |
| } |
| } |
| |
| /* |
| * Set frame width from the window it contains. |
| */ |
| static void |
| frame_fix_width(win_T *wp) |
| { |
| wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; |
| } |
| #endif |
| |
| /* |
| * Set frame height from the window it contains. |
| */ |
| static void |
| frame_fix_height(win_T *wp) |
| { |
| wp->w_frame->fr_height = wp->w_height + wp->w_status_height; |
| } |
| |
| /* |
| * Compute the minimal height for frame "topfrp". |
| * Uses the 'winminheight' option. |
| * When "next_curwin" isn't NULL, use p_wh for this window. |
| * When "next_curwin" is NOWIN, don't use at least one line for the current |
| * window. |
| */ |
| static int |
| frame_minheight(frame_T *topfrp, win_T *next_curwin) |
| { |
| frame_T *frp; |
| int m; |
| #ifdef FEAT_VERTSPLIT |
| int n; |
| #endif |
| |
| if (topfrp->fr_win != NULL) |
| { |
| if (topfrp->fr_win == next_curwin) |
| m = p_wh + topfrp->fr_win->w_status_height; |
| else |
| { |
| /* window: minimal height of the window plus status line */ |
| m = p_wmh + topfrp->fr_win->w_status_height; |
| /* Current window is minimal one line high */ |
| if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) |
| ++m; |
| } |
| } |
| #ifdef FEAT_VERTSPLIT |
| else if (topfrp->fr_layout == FR_ROW) |
| { |
| /* get the minimal height from each frame in this row */ |
| m = 0; |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| { |
| n = frame_minheight(frp, next_curwin); |
| if (n > m) |
| m = n; |
| } |
| } |
| #endif |
| else |
| { |
| /* Add up the minimal heights for all frames in this column. */ |
| m = 0; |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| m += frame_minheight(frp, next_curwin); |
| } |
| |
| return m; |
| } |
| |
| #ifdef FEAT_VERTSPLIT |
| /* |
| * Compute the minimal width for frame "topfrp". |
| * When "next_curwin" isn't NULL, use p_wiw for this window. |
| * When "next_curwin" is NOWIN, don't use at least one column for the current |
| * window. |
| */ |
| static int |
| frame_minwidth( |
| frame_T *topfrp, |
| win_T *next_curwin) /* use p_wh and p_wiw for next_curwin */ |
| { |
| frame_T *frp; |
| int m, n; |
| |
| if (topfrp->fr_win != NULL) |
| { |
| if (topfrp->fr_win == next_curwin) |
| m = p_wiw + topfrp->fr_win->w_vsep_width; |
| else |
| { |
| /* window: minimal width of the window plus separator column */ |
| m = p_wmw + topfrp->fr_win->w_vsep_width; |
| /* Current window is minimal one column wide */ |
| if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) |
| ++m; |
| } |
| } |
| else if (topfrp->fr_layout == FR_COL) |
| { |
| /* get the minimal width from each frame in this column */ |
| m = 0; |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| { |
| n = frame_minwidth(frp, next_curwin); |
| if (n > m) |
| m = n; |
| } |
| } |
| else |
| { |
| /* Add up the minimal widths for all frames in this row. */ |
| m = 0; |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| m += frame_minwidth(frp, next_curwin); |
| } |
| |
| return m; |
| } |
| #endif |
| |
| |
| /* |
| * Try to close all windows except current one. |
| * Buffers in the other windows become hidden if 'hidden' is set, or '!' is |
| * used and the buffer was modified. |
| * |
| * Used by ":bdel" and ":only". |
| */ |
| void |
| close_others( |
| int message, |
| int forceit) /* always hide all other windows */ |
| { |
| win_T *wp; |
| win_T *nextwp; |
| int r; |
| |
| if (one_window()) |
| { |
| if (message |
| #ifdef FEAT_AUTOCMD |
| && !autocmd_busy |
| #endif |
| ) |
| MSG(_(m_onlyone)); |
| return; |
| } |
| |
| /* Be very careful here: autocommands may change the window layout. */ |
| for (wp = firstwin; win_valid(wp); wp = nextwp) |
| { |
| nextwp = wp->w_next; |
| if (wp != curwin) /* don't close current window */ |
| { |
| |
| /* Check if it's allowed to abandon this window */ |
| r = can_abandon(wp->w_buffer, forceit); |
| #ifdef FEAT_AUTOCMD |
| if (!win_valid(wp)) /* autocommands messed wp up */ |
| { |
| nextwp = firstwin; |
| continue; |
| } |
| #endif |
| if (!r) |
| { |
| #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) |
| if (message && (p_confirm || cmdmod.confirm) && p_write) |
| { |
| dialog_changed(wp->w_buffer, FALSE); |
| # ifdef FEAT_AUTOCMD |
| if (!win_valid(wp)) /* autocommands messed wp up */ |
| { |
| nextwp = firstwin; |
| continue; |
| } |
| # endif |
| } |
| if (bufIsChanged(wp->w_buffer)) |
| #endif |
| continue; |
| } |
| win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); |
| } |
| } |
| |
| if (message && lastwin != firstwin) |
| EMSG(_("E445: Other window contains changes")); |
| } |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| /* |
| * Init the current window "curwin". |
| * Called when a new file is being edited. |
| */ |
| void |
| curwin_init(void) |
| { |
| win_init_empty(curwin); |
| } |
| |
| void |
| win_init_empty(win_T *wp) |
| { |
| redraw_win_later(wp, NOT_VALID); |
| wp->w_lines_valid = 0; |
| wp->w_cursor.lnum = 1; |
| wp->w_curswant = wp->w_cursor.col = 0; |
| #ifdef FEAT_VIRTUALEDIT |
| wp->w_cursor.coladd = 0; |
| #endif |
| wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ |
| wp->w_pcmark.col = 0; |
| wp->w_prev_pcmark.lnum = 0; |
| wp->w_prev_pcmark.col = 0; |
| wp->w_topline = 1; |
| #ifdef FEAT_DIFF |
| wp->w_topfill = 0; |
| #endif |
| wp->w_botline = 2; |
| #ifdef FEAT_FKMAP |
| if (wp->w_p_rl) |
| wp->w_farsi = W_CONV + W_R_L; |
| else |
| wp->w_farsi = W_CONV; |
| #endif |
| #ifdef FEAT_SYN_HL |
| wp->w_s = &wp->w_buffer->b_s; |
| #endif |
| } |
| |
| /* |
| * Allocate the first window and put an empty buffer in it. |
| * Called from main(). |
| * Return FAIL when something goes wrong (out of memory). |
| */ |
| int |
| win_alloc_first(void) |
| { |
| if (win_alloc_firstwin(NULL) == FAIL) |
| return FAIL; |
| |
| #ifdef FEAT_WINDOWS |
| first_tabpage = alloc_tabpage(); |
| if (first_tabpage == NULL) |
| return FAIL; |
| first_tabpage->tp_topframe = topframe; |
| curtab = first_tabpage; |
| #endif |
| |
| return OK; |
| } |
| |
| #if defined(FEAT_AUTOCMD) || defined(PROTO) |
| /* |
| * Init "aucmd_win". This can only be done after the first |
| * window is fully initialized, thus it can't be in win_alloc_first(). |
| */ |
| void |
| win_alloc_aucmd_win(void) |
| { |
| aucmd_win = win_alloc(NULL, TRUE); |
| if (aucmd_win != NULL) |
| { |
| win_init_some(aucmd_win, curwin); |
| RESET_BINDING(aucmd_win); |
| new_frame(aucmd_win); |
| } |
| } |
| #endif |
| |
| /* |
| * Allocate the first window or the first window in a new tab page. |
| * When "oldwin" is NULL create an empty buffer for it. |
| * When "oldwin" is not NULL copy info from it to the new window (only with |
| * FEAT_WINDOWS). |
| * Return FAIL when something goes wrong (out of memory). |
| */ |
| static int |
| win_alloc_firstwin(win_T *oldwin) |
| { |
| curwin = win_alloc(NULL, FALSE); |
| if (oldwin == NULL) |
| { |
| /* Very first window, need to create an empty buffer for it and |
| * initialize from scratch. */ |
| curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); |
| if (curwin == NULL || curbuf == NULL) |
| return FAIL; |
| curwin->w_buffer = curbuf; |
| #ifdef FEAT_SYN_HL |
| curwin->w_s = &(curbuf->b_s); |
| #endif |
| curbuf->b_nwindows = 1; /* there is one window */ |
| #ifdef FEAT_WINDOWS |
| curwin->w_alist = &global_alist; |
| #endif |
| curwin_init(); /* init current window */ |
| } |
| #ifdef FEAT_WINDOWS |
| else |
| { |
| /* First window in new tab page, initialize it from "oldwin". */ |
| win_init(curwin, oldwin, 0); |
| |
| /* We don't want cursor- and scroll-binding in the first window. */ |
| RESET_BINDING(curwin); |
| } |
| #endif |
| |
| new_frame(curwin); |
| if (curwin->w_frame == NULL) |
| return FAIL; |
| topframe = curwin->w_frame; |
| #ifdef FEAT_VERTSPLIT |
| topframe->fr_width = Columns; |
| #endif |
| topframe->fr_height = Rows - p_ch; |
| topframe->fr_win = curwin; |
| |
| return OK; |
| } |
| |
| /* |
| * Create a frame for window "wp". |
| */ |
| static void |
| new_frame(win_T *wp) |
| { |
| frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); |
| |
| wp->w_frame = frp; |
| if (frp != NULL) |
| { |
| frp->fr_layout = FR_LEAF; |
| frp->fr_win = wp; |
| } |
| } |
| |
| /* |
| * Initialize the window and frame size to the maximum. |
| */ |
| void |
| win_init_size(void) |
| { |
| firstwin->w_height = ROWS_AVAIL; |
| topframe->fr_height = ROWS_AVAIL; |
| #ifdef FEAT_VERTSPLIT |
| firstwin->w_width = Columns; |
| topframe->fr_width = Columns; |
| #endif |
| } |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| |
| /* |
| * Allocate a new tabpage_T and init the values. |
| * Returns NULL when out of memory. |
| */ |
| static tabpage_T * |
| alloc_tabpage(void) |
| { |
| tabpage_T *tp; |
| # ifdef FEAT_GUI |
| int i; |
| # endif |
| |
| |
| tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); |
| if (tp == NULL) |
| return NULL; |
| |
| # ifdef FEAT_EVAL |
| /* init t: variables */ |
| tp->tp_vars = dict_alloc(); |
| if (tp->tp_vars == NULL) |
| { |
| vim_free(tp); |
| return NULL; |
| } |
| init_var_dict(tp->tp_vars, &tp->tp_winvar, VAR_SCOPE); |
| # endif |
| |
| # ifdef FEAT_GUI |
| for (i = 0; i < 3; i++) |
| tp->tp_prev_which_scrollbars[i] = -1; |
| # endif |
| # ifdef FEAT_DIFF |
| tp->tp_diff_invalid = TRUE; |
| # endif |
| tp->tp_ch_used = p_ch; |
| |
| return tp; |
| } |
| |
| void |
| free_tabpage(tabpage_T *tp) |
| { |
| int idx; |
| |
| # ifdef FEAT_DIFF |
| diff_clear(tp); |
| # endif |
| for (idx = 0; idx < SNAP_COUNT; ++idx) |
| clear_snapshot(tp, idx); |
| #ifdef FEAT_EVAL |
| vars_clear(&tp->tp_vars->dv_hashtab); /* free all t: variables */ |
| hash_init(&tp->tp_vars->dv_hashtab); |
| unref_var_dict(tp->tp_vars); |
| #endif |
| |
| #ifdef FEAT_PYTHON |
| python_tabpage_free(tp); |
| #endif |
| |
| #ifdef FEAT_PYTHON3 |
| python3_tabpage_free(tp); |
| #endif |
| |
| vim_free(tp); |
| } |
| |
| /* |
| * Create a new Tab page with one window. |
| * It will edit the current buffer, like after ":split". |
| * When "after" is 0 put it just after the current Tab page. |
| * Otherwise put it just before tab page "after". |
| * Return FAIL or OK. |
| */ |
| int |
| win_new_tabpage(int after) |
| { |
| tabpage_T *tp = curtab; |
| tabpage_T *newtp; |
| int n; |
| |
| newtp = alloc_tabpage(); |
| if (newtp == NULL) |
| return FAIL; |
| |
| /* Remember the current windows in this Tab page. */ |
| if (leave_tabpage(curbuf, TRUE) == FAIL) |
| { |
| vim_free(newtp); |
| return FAIL; |
| } |
| curtab = newtp; |
| |
| /* Create a new empty window. */ |
| if (win_alloc_firstwin(tp->tp_curwin) == OK) |
| { |
| /* Make the new Tab page the new topframe. */ |
| if (after == 1) |
| { |
| /* New tab page becomes the first one. */ |
| newtp->tp_next = first_tabpage; |
| first_tabpage = newtp; |
| } |
| else |
| { |
| if (after > 0) |
| { |
| /* Put new tab page before tab page "after". */ |
| n = 2; |
| for (tp = first_tabpage; tp->tp_next != NULL |
| && n < after; tp = tp->tp_next) |
| ++n; |
| } |
| newtp->tp_next = tp->tp_next; |
| tp->tp_next = newtp; |
| } |
| win_init_size(); |
| firstwin->w_winrow = tabline_height(); |
| win_comp_scroll(curwin); |
| |
| newtp->tp_topframe = topframe; |
| last_status(FALSE); |
| |
| #if defined(FEAT_GUI) |
| /* When 'guioptions' includes 'L' or 'R' may have to remove or add |
| * scrollbars. Have to update them anyway. */ |
| gui_may_update_scrollbars(); |
| #endif |
| |
| redraw_all_later(CLEAR); |
| #ifdef FEAT_AUTOCMD |
| apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); |
| apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); |
| #endif |
| return OK; |
| } |
| |
| /* Failed, get back the previous Tab page */ |
| enter_tabpage(curtab, curbuf, TRUE, TRUE); |
| return FAIL; |
| } |
| |
| /* |
| * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
| * like with ":split". |
| * Returns OK if a new tab page was created, FAIL otherwise. |
| */ |
| int |
| may_open_tabpage(void) |
| { |
| int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
| |
| if (n != 0) |
| { |
| cmdmod.tab = 0; /* reset it to avoid doing it twice */ |
| postponed_split_tab = 0; |
| return win_new_tabpage(n); |
| } |
| return FAIL; |
| } |
| |
| /* |
| * Create up to "maxcount" tabpages with empty windows. |
| * Returns the number of resulting tab pages. |
| */ |
| int |
| make_tabpages(int maxcount) |
| { |
| int count = maxcount; |
| int todo; |
| |
| /* Limit to 'tabpagemax' tabs. */ |
| if (count > p_tpm) |
| count = p_tpm; |
| |
| #ifdef FEAT_AUTOCMD |
| /* |
| * Don't execute autocommands while creating the tab pages. Must do that |
| * when putting the buffers in the windows. |
| */ |
| block_autocmds(); |
| #endif |
| |
| for (todo = count - 1; todo > 0; --todo) |
| if (win_new_tabpage(0) == FAIL) |
| break; |
| |
| #ifdef FEAT_AUTOCMD |
| unblock_autocmds(); |
| #endif |
| |
| /* return actual number of tab pages */ |
| return (count - todo); |
| } |
| |
| /* |
| * Return TRUE when "tpc" points to a valid tab page. |
| */ |
| int |
| valid_tabpage(tabpage_T *tpc) |
| { |
| tabpage_T *tp; |
| |
| for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) |
| if (tp == tpc) |
| return TRUE; |
| return FALSE; |
| } |
| |
| /* |
| * Find tab page "n" (first one is 1). Returns NULL when not found. |
| */ |
| tabpage_T * |
| find_tabpage(int n) |
| { |
| tabpage_T *tp; |
| int i = 1; |
| |
| for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) |
| ++i; |
| return tp; |
| } |
| |
| /* |
| * Get index of tab page "tp". First one has index 1. |
| * When not found returns number of tab pages plus one. |
| */ |
| int |
| tabpage_index(tabpage_T *ftp) |
| { |
| int i = 1; |
| tabpage_T *tp; |
| |
| for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) |
| ++i; |
| return i; |
| } |
| |
| /* |
| * Prepare for leaving the current tab page. |
| * When autocommands change "curtab" we don't leave the tab page and return |
| * FAIL. |
| * Careful: When OK is returned need to get a new tab page very very soon! |
| */ |
| static int |
| leave_tabpage( |
| buf_T *new_curbuf UNUSED, /* what is going to be the new curbuf, |
| NULL if unknown */ |
| int trigger_leave_autocmds UNUSED) |
| { |
| tabpage_T *tp = curtab; |
| |
| reset_VIsual_and_resel(); /* stop Visual mode */ |
| #ifdef FEAT_AUTOCMD |
| if (trigger_leave_autocmds) |
| { |
| if (new_curbuf != curbuf) |
| { |
| apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); |
| if (curtab != tp) |
| return FAIL; |
| } |
| apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); |
| if (curtab != tp) |
| return FAIL; |
| apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
| if (curtab != tp) |
| return FAIL; |
| } |
| #endif |
| #if defined(FEAT_GUI) |
| /* Remove the scrollbars. They may be added back later. */ |
| if (gui.in_use) |
| gui_remove_scrollbars(); |
| #endif |
| tp->tp_curwin = curwin; |
| tp->tp_prevwin = prevwin; |
| tp->tp_firstwin = firstwin; |
| tp->tp_lastwin = lastwin; |
| tp->tp_old_Rows = Rows; |
| tp->tp_old_Columns = Columns; |
| firstwin = NULL; |
| lastwin = NULL; |
| return OK; |
| } |
| |
| /* |
| * Start using tab page "tp". |
| * Only to be used after leave_tabpage() or freeing the current tab page. |
| * Only trigger *Enter autocommands when trigger_enter_autocmds is TRUE. |
| * Only trigger *Leave autocommands when trigger_leave_autocmds is TRUE. |
| */ |
| static void |
| enter_tabpage( |
| tabpage_T *tp, |
| buf_T *old_curbuf UNUSED, |
| int trigger_enter_autocmds UNUSED, |
| int trigger_leave_autocmds UNUSED) |
| { |
| int old_off = tp->tp_firstwin->w_winrow; |
| win_T *next_prevwin = tp->tp_prevwin; |
| |
| curtab = tp; |
| firstwin = tp->tp_firstwin; |
| lastwin = tp->tp_lastwin; |
| topframe = tp->tp_topframe; |
| |
| /* We would like doing the TabEnter event first, but we don't have a |
| * valid current window yet, which may break some commands. |
| * This triggers autocommands, thus may make "tp" invalid. */ |
| win_enter_ext(tp->tp_curwin, FALSE, TRUE, |
| trigger_enter_autocmds, trigger_leave_autocmds); |
| prevwin = next_prevwin; |
| |
| last_status(FALSE); /* status line may appear or disappear */ |
| (void)win_comp_pos(); /* recompute w_winrow for all windows */ |
| must_redraw = CLEAR; /* need to redraw everything */ |
| #ifdef FEAT_DIFF |
| diff_need_scrollbind = TRUE; |
| #endif |
| |
| /* The tabpage line may have appeared or disappeared, may need to resize |
| * the frames for that. When the Vim window was resized need to update |
| * frame sizes too. Use the stored value of p_ch, so that it can be |
| * different for each tab page. */ |
| p_ch = curtab->tp_ch_used; |
| if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
| #ifdef FEAT_GUI_TABLINE |
| && !gui_use_tabline() |
| #endif |
| )) |
| shell_new_rows(); |
| #ifdef FEAT_VERTSPLIT |
| if (curtab->tp_old_Columns != Columns && starting == 0) |
| shell_new_columns(); /* update window widths */ |
| #endif |
| |
| #if defined(FEAT_GUI) |
| /* When 'guioptions' includes 'L' or 'R' may have to remove or add |
| * scrollbars. Have to update them anyway. */ |
| gui_may_update_scrollbars(); |
| #endif |
| |
| #ifdef FEAT_AUTOCMD |
| /* Apply autocommands after updating the display, when 'rows' and |
| * 'columns' have been set correctly. */ |
| if (trigger_enter_autocmds) |
| { |
| apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); |
| if (old_curbuf != curbuf) |
| apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); |
| } |
| #endif |
| |
| redraw_all_later(CLEAR); |
| } |
| |
| /* |
| * Go to tab page "n". For ":tab N" and "Ngt". |
| * When "n" is 9999 go to the last tab page. |
| */ |
| void |
| goto_tabpage(int n) |
| { |
| tabpage_T *tp; |
| tabpage_T *ttp; |
| int i; |
| |
| if (text_locked()) |
| { |
| /* Not allowed when editing the command line. */ |
| #ifdef FEAT_CMDWIN |
| if (cmdwin_type != 0) |
| EMSG(_(e_cmdwin)); |
| else |
| #endif |
| EMSG(_(e_secure)); |
| return; |
| } |
| |
| /* If there is only one it can't work. */ |
| if (first_tabpage->tp_next == NULL) |
| { |
| if (n > 1) |
| beep_flush(); |
| return; |
| } |
| |
| if (n == 0) |
| { |
| /* No count, go to next tab page, wrap around end. */ |
| if (curtab->tp_next == NULL) |
| tp = first_tabpage; |
| else |
| tp = curtab->tp_next; |
| } |
| else if (n < 0) |
| { |
| /* "gT": go to previous tab page, wrap around end. "N gT" repeats |
| * this N times. */ |
| ttp = curtab; |
| for (i = n; i < 0; ++i) |
| { |
| for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; |
| tp = tp->tp_next) |
| ; |
| ttp = tp; |
| } |
| } |
| else if (n == 9999) |
| { |
| /* Go to last tab page. */ |
| for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) |
| ; |
| } |
| else |
| { |
| /* Go to tab page "n". */ |
| tp = find_tabpage(n); |
| if (tp == NULL) |
| { |
| beep_flush(); |
| return; |
| } |
| } |
| |
| goto_tabpage_tp(tp, TRUE, TRUE); |
| |
| #ifdef FEAT_GUI_TABLINE |
| if (gui_use_tabline()) |
| gui_mch_set_curtab(tabpage_index(curtab)); |
| #endif |
| } |
| |
| /* |
| * Go to tabpage "tp". |
| * Only trigger *Enter autocommands when trigger_enter_autocmds is TRUE. |
| * Only trigger *Leave autocommands when trigger_leave_autocmds is TRUE. |
| * Note: doesn't update the GUI tab. |
| */ |
| void |
| goto_tabpage_tp( |
| tabpage_T *tp, |
| int trigger_enter_autocmds, |
| int trigger_leave_autocmds) |
| { |
| /* Don't repeat a message in another tab page. */ |
| set_keep_msg(NULL, 0); |
| |
| if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer, |
| trigger_leave_autocmds) == OK) |
| { |
| if (valid_tabpage(tp)) |
| enter_tabpage(tp, curbuf, trigger_enter_autocmds, |
| trigger_leave_autocmds); |
| else |
| enter_tabpage(curtab, curbuf, trigger_enter_autocmds, |
| trigger_leave_autocmds); |
| } |
| } |
| |
| /* |
| * Enter window "wp" in tab page "tp". |
| * Also updates the GUI tab. |
| */ |
| void |
| goto_tabpage_win(tabpage_T *tp, win_T *wp) |
| { |
| goto_tabpage_tp(tp, TRUE, TRUE); |
| if (curtab == tp && win_valid(wp)) |
| { |
| win_enter(wp, TRUE); |
| # ifdef FEAT_GUI_TABLINE |
| if (gui_use_tabline()) |
| gui_mch_set_curtab(tabpage_index(curtab)); |
| # endif |
| } |
| } |
| |
| /* |
| * Move the current tab page to after tab page "nr". |
| */ |
| void |
| tabpage_move(int nr) |
| { |
| int n = 1; |
| tabpage_T *tp, *tp_dst; |
| |
| if (first_tabpage->tp_next == NULL) |
| return; |
| |
| for (tp = first_tabpage; tp->tp_next != NULL && n < nr; tp = tp->tp_next) |
| ++n; |
| |
| if (tp == curtab || (nr > 0 && tp->tp_next != NULL |
| && tp->tp_next == curtab)) |
| return; |
| |
| tp_dst = tp; |
| |
| /* Remove the current tab page from the list of tab pages. */ |
| if (curtab == first_tabpage) |
| first_tabpage = curtab->tp_next; |
| else |
| { |
| for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) |
| if (tp->tp_next == curtab) |
| break; |
| if (tp == NULL) /* "cannot happen" */ |
| return; |
| tp->tp_next = curtab->tp_next; |
| } |
| |
| /* Re-insert it at the specified position. */ |
| if (nr <= 0) |
| { |
| curtab->tp_next = first_tabpage; |
| first_tabpage = curtab; |
| } |
| else |
| { |
| curtab->tp_next = tp_dst->tp_next; |
| tp_dst->tp_next = curtab; |
| } |
| |
| /* Need to redraw the tabline. Tab page contents doesn't change. */ |
| redraw_tabline = TRUE; |
| } |
| |
| |
| /* |
| * Go to another window. |
| * When jumping to another buffer, stop Visual mode. Do this before |
| * changing windows so we can yank the selection into the '*' register. |
| * When jumping to another window on the same buffer, adjust its cursor |
| * position to keep the same Visual area. |
| */ |
| void |
| win_goto(win_T *wp) |
| { |
| #ifdef FEAT_CONCEAL |
| win_T *owp = curwin; |
| #endif |
| |
| if (text_locked()) |
| { |
| beep_flush(); |
| text_locked_msg(); |
| return; |
| } |
| #ifdef FEAT_AUTOCMD |
| if (curbuf_locked()) |
| return; |
| #endif |
| |
| if (wp->w_buffer != curbuf) |
| reset_VIsual_and_resel(); |
| else if (VIsual_active) |
| wp->w_cursor = curwin->w_cursor; |
| |
| #ifdef FEAT_GUI |
| need_mouse_correct = TRUE; |
| #endif |
| win_enter(wp, TRUE); |
| |
| #ifdef FEAT_CONCEAL |
| /* Conceal cursor line in previous window, unconceal in current window. */ |
| if (win_valid(owp) && owp->w_p_cole > 0 && !msg_scrolled) |
| update_single_line(owp, owp->w_cursor.lnum); |
| if (curwin->w_p_cole > 0 && !msg_scrolled) |
| need_cursor_line_redraw = TRUE; |
| #endif |
| } |
| |
| #if defined(FEAT_PERL) || defined(PROTO) |
| /* |
| * Find window number "winnr" (counting top to bottom). |
| */ |
| win_T * |
| win_find_nr(int winnr) |
| { |
| win_T *wp; |
| |
| # ifdef FEAT_WINDOWS |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| if (--winnr == 0) |
| break; |
| return wp; |
| # else |
| return curwin; |
| # endif |
| } |
| #endif |
| |
| #if (defined(FEAT_WINDOWS) && (defined(FEAT_PYTHON) || defined(FEAT_PYTHON3))) \ |
| || defined(PROTO) |
| /* |
| * Find the tabpage for window "win". |
| */ |
| tabpage_T * |
| win_find_tabpage(win_T *win) |
| { |
| win_T *wp; |
| tabpage_T *tp; |
| |
| for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) |
| for (wp = (tp == curtab ? firstwin : tp->tp_firstwin); |
| wp != NULL; wp = wp->w_next) |
| if (wp == win) |
| return tp; |
| return NULL; |
| } |
| #endif |
| |
| #ifdef FEAT_VERTSPLIT |
| /* |
| * Move to window above or below "count" times. |
| */ |
| static void |
| win_goto_ver( |
| int up, /* TRUE to go to win above */ |
| long count) |
| { |
| frame_T *fr; |
| frame_T *nfr; |
| frame_T *foundfr; |
| |
| foundfr = curwin->w_frame; |
| while (count--) |
| { |
| /* |
| * First go upwards in the tree of frames until we find a upwards or |
| * downwards neighbor. |
| */ |
| fr = foundfr; |
| for (;;) |
| { |
| if (fr == topframe) |
| goto end; |
| if (up) |
| nfr = fr->fr_prev; |
| else |
| nfr = fr->fr_next; |
| if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) |
| break; |
| fr = fr->fr_parent; |
| } |
| |
| /* |
| * Now go downwards to find the bottom or top frame in it. |
| */ |
| for (;;) |
| { |
| if (nfr->fr_layout == FR_LEAF) |
| { |
| foundfr = nfr; |
| break; |
| } |
| fr = nfr->fr_child; |
| if (nfr->fr_layout == FR_ROW) |
| { |
| /* Find the frame at the cursor row. */ |
| while (fr->fr_next != NULL |
| && frame2win(fr)->w_wincol + fr->fr_width |
| <= curwin->w_wincol + curwin->w_wcol) |
| fr = fr->fr_next; |
| } |
| if (nfr->fr_layout == FR_COL && up) |
| while (fr->fr_next != NULL) |
| fr = fr->fr_next; |
| nfr = fr; |
| } |
| } |
| end: |
| if (foundfr != NULL) |
| win_goto(foundfr->fr_win); |
| } |
| |
| /* |
| * Move to left or right window. |
| */ |
| static void |
| win_goto_hor( |
| int left, /* TRUE to go to left win */ |
| long count) |
| { |
| frame_T *fr; |
| frame_T *nfr; |
| frame_T *foundfr; |
| |
| foundfr = curwin->w_frame; |
| while (count--) |
| { |
| /* |
| * First go upwards in the tree of frames until we find a left or |
| * right neighbor. |
| */ |
| fr = foundfr; |
| for (;;) |
| { |
| if (fr == topframe) |
| goto end; |
| if (left) |
| nfr = fr->fr_prev; |
| else |
| nfr = fr->fr_next; |
| if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) |
| break; |
| fr = fr->fr_parent; |
| } |
| |
| /* |
| * Now go downwards to find the leftmost or rightmost frame in it. |
| */ |
| for (;;) |
| { |
| if (nfr->fr_layout == FR_LEAF) |
| { |
| foundfr = nfr; |
| break; |
| } |
| fr = nfr->fr_child; |
| if (nfr->fr_layout == FR_COL) |
| { |
| /* Find the frame at the cursor row. */ |
| while (fr->fr_next != NULL |
| && frame2win(fr)->w_winrow + fr->fr_height |
| <= curwin->w_winrow + curwin->w_wrow) |
| fr = fr->fr_next; |
| } |
| if (nfr->fr_layout == FR_ROW && left) |
| while (fr->fr_next != NULL) |
| fr = fr->fr_next; |
| nfr = fr; |
| } |
| } |
| end: |
| if (foundfr != NULL) |
| win_goto(foundfr->fr_win); |
| } |
| #endif |
| |
| /* |
| * Make window "wp" the current window. |
| */ |
| void |
| win_enter(win_T *wp, int undo_sync) |
| { |
| win_enter_ext(wp, undo_sync, FALSE, TRUE, TRUE); |
| } |
| |
| /* |
| * Make window wp the current window. |
| * Can be called with "curwin_invalid" TRUE, which means that curwin has just |
| * been closed and isn't valid. |
| */ |
| static void |
| win_enter_ext( |
| win_T *wp, |
| int undo_sync, |
| int curwin_invalid, |
| int trigger_enter_autocmds UNUSED, |
| int trigger_leave_autocmds UNUSED) |
| { |
| #ifdef FEAT_AUTOCMD |
| int other_buffer = FALSE; |
| #endif |
| |
| if (wp == curwin && !curwin_invalid) /* nothing to do */ |
| return; |
| |
| #ifdef FEAT_AUTOCMD |
| if (!curwin_invalid && trigger_leave_autocmds) |
| { |
| /* |
| * Be careful: If autocommands delete the window, return now. |
| */ |
| if (wp->w_buffer != curbuf) |
| { |
| apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); |
| other_buffer = TRUE; |
| if (!win_valid(wp)) |
| return; |
| } |
| apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); |
| if (!win_valid(wp)) |
| return; |
| # ifdef FEAT_EVAL |
| /* autocmds may abort script processing */ |
| if (aborting()) |
| return; |
| # endif |
| } |
| #endif |
| |
| /* sync undo before leaving the current buffer */ |
| if (undo_sync && curbuf != wp->w_buffer) |
| u_sync(FALSE); |
| |
| /* Might need to scroll the old window before switching, e.g., when the |
| * cursor was moved. */ |
| update_topline(); |
| |
| /* may have to copy the buffer options when 'cpo' contains 'S' */ |
| if (wp->w_buffer != curbuf) |
| buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); |
| if (!curwin_invalid) |
| { |
| prevwin = curwin; /* remember for CTRL-W p */ |
| curwin->w_redr_status = TRUE; |
| } |
| curwin = wp; |
| curbuf = wp->w_buffer; |
| check_cursor(); |
| #ifdef FEAT_VIRTUALEDIT |
| if (!virtual_active()) |
| curwin->w_cursor.coladd = 0; |
| #endif |
| changed_line_abv_curs(); /* assume cursor position needs updating */ |
| |
| if (curwin->w_localdir != NULL) |
| { |
| /* Window has a local directory: Save current directory as global |
| * directory (unless that was done already) and change to the local |
| * directory. */ |
| if (globaldir == NULL) |
| { |
| char_u cwd[MAXPATHL]; |
| |
| if (mch_dirname(cwd, MAXPATHL) == OK) |
| globaldir = vim_strsave(cwd); |
| } |
| if (mch_chdir((char *)curwin->w_localdir) == 0) |
| shorten_fnames(TRUE); |
| } |
| else if (globaldir != NULL) |
| { |
| /* Window doesn't have a local directory and we are not in the global |
| * directory: Change to the global directory. */ |
| ignored = mch_chdir((char *)globaldir); |
| vim_free(globaldir); |
| globaldir = NULL; |
| shorten_fnames(TRUE); |
| } |
| |
| #ifdef FEAT_AUTOCMD |
| if (trigger_enter_autocmds) |
| { |
| apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); |
| if (other_buffer) |
| apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); |
| } |
| #endif |
| |
| #ifdef FEAT_TITLE |
| maketitle(); |
| #endif |
| curwin->w_redr_status = TRUE; |
| redraw_tabline = TRUE; |
| if (restart_edit) |
| redraw_later(VALID); /* causes status line redraw */ |
| |
| /* set window height to desired minimal value */ |
| if (curwin->w_height < p_wh && !curwin->w_p_wfh) |
| win_setheight((int)p_wh); |
| else if (curwin->w_height == 0) |
| win_setheight(1); |
| |
| #ifdef FEAT_VERTSPLIT |
| /* set window width to desired minimal value */ |
| if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
| win_setwidth((int)p_wiw); |
| #endif |
| |
| #ifdef FEAT_MOUSE |
| setmouse(); /* in case jumped to/from help buffer */ |
| #endif |
| |
| /* Change directories when the 'acd' option is set. */ |
| DO_AUTOCHDIR |
| } |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) |
| /* |
| * Jump to the first open window that contains buffer "buf", if one exists. |
| * Returns a pointer to the window found, otherwise NULL. |
| */ |
| win_T * |
| buf_jump_open_win(buf_T *buf) |
| { |
| win_T *wp = NULL; |
| |
| if (curwin->w_buffer == buf) |
| wp = curwin; |
| # ifdef FEAT_WINDOWS |
| else |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| if (wp->w_buffer == buf) |
| break; |
| if (wp != NULL) |
| win_enter(wp, FALSE); |
| # endif |
| return wp; |
| } |
| |
| /* |
| * Jump to the first open window in any tab page that contains buffer "buf", |
| * if one exists. |
| * Returns a pointer to the window found, otherwise NULL. |
| */ |
| win_T * |
| buf_jump_open_tab(buf_T *buf) |
| { |
| win_T *wp = buf_jump_open_win(buf); |
| # ifdef FEAT_WINDOWS |
| tabpage_T *tp; |
| |
| if (wp != NULL) |
| return wp; |
| |
| for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) |
| if (tp != curtab) |
| { |
| for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
| if (wp->w_buffer == buf) |
| break; |
| if (wp != NULL) |
| { |
| goto_tabpage_win(tp, wp); |
| if (curwin != wp) |
| wp = NULL; /* something went wrong */ |
| break; |
| } |
| } |
| # endif |
| return wp; |
| } |
| #endif |
| |
| /* |
| * Allocate a window structure and link it in the window list when "hidden" is |
| * FALSE. |
| */ |
| static win_T * |
| win_alloc(win_T *after UNUSED, int hidden UNUSED) |
| { |
| win_T *new_wp; |
| |
| /* |
| * allocate window structure and linesizes arrays |
| */ |
| new_wp = (win_T *)alloc_clear((unsigned)sizeof(win_T)); |
| if (new_wp == NULL) |
| return NULL; |
| |
| if (win_alloc_lines(new_wp) == FAIL) |
| { |
| vim_free(new_wp); |
| return NULL; |
| } |
| |
| #ifdef FEAT_EVAL |
| /* init w: variables */ |
| new_wp->w_vars = dict_alloc(); |
| if (new_wp->w_vars == NULL) |
| { |
| win_free_lsize(new_wp); |
| vim_free(new_wp); |
| return NULL; |
| } |
| init_var_dict(new_wp->w_vars, &new_wp->w_winvar, VAR_SCOPE); |
| #endif |
| |
| #ifdef FEAT_AUTOCMD |
| /* Don't execute autocommands while the window is not properly |
| * initialized yet. gui_create_scrollbar() may trigger a FocusGained |
| * event. */ |
| block_autocmds(); |
| #endif |
| /* |
| * link the window in the window list |
| */ |
| #ifdef FEAT_WINDOWS |
| if (!hidden) |
| win_append(after, new_wp); |
| #endif |
| #ifdef FEAT_VERTSPLIT |
| new_wp->w_wincol = 0; |
| new_wp->w_width = Columns; |
| #endif |
| |
| /* position the display and the cursor at the top of the file. */ |
| new_wp->w_topline = 1; |
| #ifdef FEAT_DIFF |
| new_wp->w_topfill = 0; |
| #endif |
| new_wp->w_botline = 2; |
| new_wp->w_cursor.lnum = 1; |
| #ifdef FEAT_SCROLLBIND |
| new_wp->w_scbind_pos = 1; |
| #endif |
| |
| /* We won't calculate w_fraction until resizing the window */ |
| new_wp->w_fraction = 0; |
| new_wp->w_prev_fraction_row = -1; |
| |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| gui_create_scrollbar(&new_wp->w_scrollbars[SBAR_LEFT], |
| SBAR_LEFT, new_wp); |
| gui_create_scrollbar(&new_wp->w_scrollbars[SBAR_RIGHT], |
| SBAR_RIGHT, new_wp); |
| } |
| #endif |
| #ifdef FEAT_FOLDING |
| foldInitWin(new_wp); |
| #endif |
| #ifdef FEAT_AUTOCMD |
| unblock_autocmds(); |
| #endif |
| #ifdef FEAT_SEARCH_EXTRA |
| new_wp->w_match_head = NULL; |
| new_wp->w_next_match_id = 4; |
| #endif |
| return new_wp; |
| } |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| |
| /* |
| * Remove window 'wp' from the window list and free the structure. |
| */ |
| static void |
| win_free( |
| win_T *wp, |
| tabpage_T *tp) /* tab page "win" is in, NULL for current */ |
| { |
| int i; |
| buf_T *buf; |
| wininfo_T *wip; |
| |
| #ifdef FEAT_FOLDING |
| clearFolding(wp); |
| #endif |
| |
| /* reduce the reference count to the argument list. */ |
| alist_unlink(wp->w_alist); |
| |
| #ifdef FEAT_AUTOCMD |
| /* Don't execute autocommands while the window is halfway being deleted. |
| * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ |
| block_autocmds(); |
| #endif |
| |
| #ifdef FEAT_LUA |
| lua_window_free(wp); |
| #endif |
| |
| #ifdef FEAT_MZSCHEME |
| mzscheme_window_free(wp); |
| #endif |
| |
| #ifdef FEAT_PERL |
| perl_win_free(wp); |
| #endif |
| |
| #ifdef FEAT_PYTHON |
| python_window_free(wp); |
| #endif |
| |
| #ifdef FEAT_PYTHON3 |
| python3_window_free(wp); |
| #endif |
| |
| #ifdef FEAT_TCL |
| tcl_window_free(wp); |
| #endif |
| |
| #ifdef FEAT_RUBY |
| ruby_window_free(wp); |
| #endif |
| |
| clear_winopt(&wp->w_onebuf_opt); |
| clear_winopt(&wp->w_allbuf_opt); |
| |
| #ifdef FEAT_EVAL |
| vars_clear(&wp->w_vars->dv_hashtab); /* free all w: variables */ |
| hash_init(&wp->w_vars->dv_hashtab); |
| unref_var_dict(wp->w_vars); |
| #endif |
| |
| if (prevwin == wp) |
| prevwin = NULL; |
| win_free_lsize(wp); |
| |
| for (i = 0; i < wp->w_tagstacklen; ++i) |
| vim_free(wp->w_tagstack[i].tagname); |
| |
| vim_free(wp->w_localdir); |
| |
| /* Remove the window from the b_wininfo lists, it may happen that the |
| * freed memory is re-used for another window. */ |
| for (buf = firstbuf; buf != NULL; buf = buf->b_next) |
| for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next) |
| if (wip->wi_win == wp) |
| wip->wi_win = NULL; |
| |
| #ifdef FEAT_SEARCH_EXTRA |
| clear_matches(wp); |
| #endif |
| |
| #ifdef FEAT_JUMPLIST |
| free_jumplist(wp); |
| #endif |
| |
| #ifdef FEAT_QUICKFIX |
| qf_free_all(wp); |
| #endif |
| |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); |
| gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); |
| } |
| #endif /* FEAT_GUI */ |
| |
| #ifdef FEAT_SYN_HL |
| vim_free(wp->w_p_cc_cols); |
| #endif |
| |
| #ifdef FEAT_AUTOCMD |
| if (wp != aucmd_win) |
| #endif |
| win_remove(wp, tp); |
| #ifdef FEAT_AUTOCMD |
| if (autocmd_busy) |
| { |
| wp->w_next = au_pending_free_win; |
| au_pending_free_win = wp; |
| } |
| else |
| #endif |
| vim_free(wp); |
| |
| #ifdef FEAT_AUTOCMD |
| unblock_autocmds(); |
| #endif |
| } |
| |
| /* |
| * Append window "wp" in the window list after window "after". |
| */ |
| void |
| win_append(win_T *after, win_T *wp) |
| { |
| win_T *before; |
| |
| if (after == NULL) /* after NULL is in front of the first */ |
| before = firstwin; |
| else |
| before = after->w_next; |
| |
| wp->w_next = before; |
| wp->w_prev = after; |
| if (after == NULL) |
| firstwin = wp; |
| else |
| after->w_next = wp; |
| if (before == NULL) |
| lastwin = wp; |
| else |
| before->w_prev = wp; |
| } |
| |
| /* |
| * Remove a window from the window list. |
| */ |
| void |
| win_remove( |
| win_T *wp, |
| tabpage_T *tp) /* tab page "win" is in, NULL for current */ |
| { |
| if (wp->w_prev != NULL) |
| wp->w_prev->w_next = wp->w_next; |
| else if (tp == NULL) |
| firstwin = wp->w_next; |
| else |
| tp->tp_firstwin = wp->w_next; |
| if (wp->w_next != NULL) |
| wp->w_next->w_prev = wp->w_prev; |
| else if (tp == NULL) |
| lastwin = wp->w_prev; |
| else |
| tp->tp_lastwin = wp->w_prev; |
| } |
| |
| /* |
| * Append frame "frp" in a frame list after frame "after". |
| */ |
| static void |
| frame_append(frame_T *after, frame_T *frp) |
| { |
| frp->fr_next = after->fr_next; |
| after->fr_next = frp; |
| if (frp->fr_next != NULL) |
| frp->fr_next->fr_prev = frp; |
| frp->fr_prev = after; |
| } |
| |
| /* |
| * Insert frame "frp" in a frame list before frame "before". |
| */ |
| static void |
| frame_insert(frame_T *before, frame_T *frp) |
| { |
| frp->fr_next = before; |
| frp->fr_prev = before->fr_prev; |
| before->fr_prev = frp; |
| if (frp->fr_prev != NULL) |
| frp->fr_prev->fr_next = frp; |
| else |
| frp->fr_parent->fr_child = frp; |
| } |
| |
| /* |
| * Remove a frame from a frame list. |
| */ |
| static void |
| frame_remove(frame_T *frp) |
| { |
| if (frp->fr_prev != NULL) |
| frp->fr_prev->fr_next = frp->fr_next; |
| else |
| frp->fr_parent->fr_child = frp->fr_next; |
| if (frp->fr_next != NULL) |
| frp->fr_next->fr_prev = frp->fr_prev; |
| } |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| /* |
| * Allocate w_lines[] for window "wp". |
| * Return FAIL for failure, OK for success. |
| */ |
| int |
| win_alloc_lines(win_T *wp) |
| { |
| wp->w_lines_valid = 0; |
| wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
| if (wp->w_lines == NULL) |
| return FAIL; |
| return OK; |
| } |
| |
| /* |
| * free lsize arrays for a window |
| */ |
| void |
| win_free_lsize(win_T *wp) |
| { |
| /* TODO: why would wp be NULL here? */ |
| if (wp != NULL) |
| { |
| vim_free(wp->w_lines); |
| wp->w_lines = NULL; |
| } |
| } |
| |
| /* |
| * Called from win_new_shellsize() after Rows changed. |
| * This only does the current tab page, others must be done when made active. |
| */ |
| void |
| shell_new_rows(void) |
| { |
| int h = (int)ROWS_AVAIL; |
| |
| if (firstwin == NULL) /* not initialized yet */ |
| return; |
| #ifdef FEAT_WINDOWS |
| if (h < frame_minheight(topframe, NULL)) |
| h = frame_minheight(topframe, NULL); |
| |
| /* First try setting the heights of windows with 'winfixheight'. If |
| * that doesn't result in the right height, forget about that option. */ |
| frame_new_height(topframe, h, FALSE, TRUE); |
| if (!frame_check_height(topframe, h)) |
| frame_new_height(topframe, h, FALSE, FALSE); |
| |
| (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
| #else |
| if (h < 1) |
| h = 1; |
| win_new_height(firstwin, h); |
| #endif |
| compute_cmdrow(); |
| #ifdef FEAT_WINDOWS |
| curtab->tp_ch_used = p_ch; |
| #endif |
| |
| #if 0 |
| /* Disabled: don't want making the screen smaller make a window larger. */ |
| if (p_ea) |
| win_equal(curwin, FALSE, 'v'); |
| #endif |
| } |
| |
| #if defined(FEAT_VERTSPLIT) || defined(PROTO) |
| /* |
| * Called from win_new_shellsize() after Columns changed. |
| */ |
| void |
| shell_new_columns(void) |
| { |
| if (firstwin == NULL) /* not initialized yet */ |
| return; |
| |
| /* First try setting the widths of windows with 'winfixwidth'. If that |
| * doesn't result in the right width, forget about that option. */ |
| frame_new_width(topframe, (int)Columns, FALSE, TRUE); |
| if (!frame_check_width(topframe, Columns)) |
| frame_new_width(topframe, (int)Columns, FALSE, FALSE); |
| |
| (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
| #if 0 |
| /* Disabled: don't want making the screen smaller make a window larger. */ |
| if (p_ea) |
| win_equal(curwin, FALSE, 'h'); |
| #endif |
| } |
| #endif |
| |
| #if defined(FEAT_CMDWIN) || defined(PROTO) |
| /* |
| * Save the size of all windows in "gap". |
| */ |
| void |
| win_size_save(garray_T *gap) |
| |
| { |
| win_T *wp; |
| |
| ga_init2(gap, (int)sizeof(int), 1); |
| if (ga_grow(gap, win_count() * 2) == OK) |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| { |
| ((int *)gap->ga_data)[gap->ga_len++] = |
| wp->w_width + wp->w_vsep_width; |
| ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; |
| } |
| } |
| |
| /* |
| * Restore window sizes, but only if the number of windows is still the same. |
| * Does not free the growarray. |
| */ |
| void |
| win_size_restore(garray_T *gap) |
| { |
| win_T *wp; |
| int i, j; |
| |
| if (win_count() * 2 == gap->ga_len) |
| { |
| /* The order matters, because frames contain other frames, but it's |
| * difficult to get right. The easy way out is to do it twice. */ |
| for (j = 0; j < 2; ++j) |
| { |
| i = 0; |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| { |
| frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); |
| win_setheight_win(((int *)gap->ga_data)[i++], wp); |
| } |
| } |
| /* recompute the window positions */ |
| (void)win_comp_pos(); |
| } |
| } |
| #endif /* FEAT_CMDWIN */ |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| /* |
| * Update the position for all windows, using the width and height of the |
| * frames. |
| * Returns the row just after the last window. |
| */ |
| int |
| win_comp_pos(void) |
| { |
| int row = tabline_height(); |
| int col = 0; |
| |
| frame_comp_pos(topframe, &row, &col); |
| return row; |
| } |
| |
| /* |
| * Update the position of the windows in frame "topfrp", using the width and |
| * height of the frames. |
| * "*row" and "*col" are the top-left position of the frame. They are updated |
| * to the bottom-right position plus one. |
| */ |
| static void |
| frame_comp_pos(frame_T *topfrp, int *row, int *col) |
| { |
| win_T *wp; |
| frame_T *frp; |
| #ifdef FEAT_VERTSPLIT |
| int startcol; |
| int startrow; |
| #endif |
| |
| wp = topfrp->fr_win; |
| if (wp != NULL) |
| { |
| if (wp->w_winrow != *row |
| #ifdef FEAT_VERTSPLIT |
| || wp->w_wincol != *col |
| #endif |
| ) |
| { |
| /* position changed, redraw */ |
| wp->w_winrow = *row; |
| #ifdef FEAT_VERTSPLIT |
| wp->w_wincol = *col; |
| #endif |
| redraw_win_later(wp, NOT_VALID); |
| wp->w_redr_status = TRUE; |
| } |
| *row += wp->w_height + wp->w_status_height; |
| #ifdef FEAT_VERTSPLIT |
| *col += wp->w_width + wp->w_vsep_width; |
| #endif |
| } |
| else |
| { |
| #ifdef FEAT_VERTSPLIT |
| startrow = *row; |
| startcol = *col; |
| #endif |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| { |
| #ifdef FEAT_VERTSPLIT |
| if (topfrp->fr_layout == FR_ROW) |
| *row = startrow; /* all frames are at the same row */ |
| else |
| *col = startcol; /* all frames are at the same col */ |
| #endif |
| frame_comp_pos(frp, row, col); |
| } |
| } |
| } |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| /* |
| * Set current window height and take care of repositioning other windows to |
| * fit around it. |
| */ |
| void |
| win_setheight(int height) |
| { |
| win_setheight_win(height, curwin); |
| } |
| |
| /* |
| * Set the window height of window "win" and take care of repositioning other |
| * windows to fit around it. |
| */ |
| void |
| win_setheight_win(int height, win_T *win) |
| { |
| int row; |
| |
| if (win == curwin) |
| { |
| /* Always keep current window at least one line high, even when |
| * 'winminheight' is zero. */ |
| #ifdef FEAT_WINDOWS |
| if (height < p_wmh) |
| height = p_wmh; |
| #endif |
| if (height == 0) |
| height = 1; |
| } |
| |
| #ifdef FEAT_WINDOWS |
| frame_setheight(win->w_frame, height + win->w_status_height); |
| |
| /* recompute the window positions */ |
| row = win_comp_pos(); |
| #else |
| if (height > topframe->fr_height) |
| height = topframe->fr_height; |
| win->w_height = height; |
| row = height; |
| #endif |
| |
| /* |
| * If there is extra space created between the last window and the command |
| * line, clear it. |
| */ |
| if (full_screen && msg_scrolled == 0 && row < cmdline_row) |
| screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); |
| cmdline_row = row; |
| msg_row = row; |
| msg_col = 0; |
| |
| redraw_all_later(NOT_VALID); |
| } |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| |
| /* |
| * Set the height of a frame to "height" and take care that all frames and |
| * windows inside it are resized. Also resize frames on the left and right if |
| * the are in the same FR_ROW frame. |
| * |
| * Strategy: |
| * If the frame is part of a FR_COL frame, try fitting the frame in that |
| * frame. If that doesn't work (the FR_COL frame is too small), recursively |
| * go to containing frames to resize them and make room. |
| * If the frame is part of a FR_ROW frame, all frames must be resized as well. |
| * Check for the minimal height of the FR_ROW frame. |
| * At the top level we can also use change the command line height. |
| */ |
| static void |
| frame_setheight(frame_T *curfrp, int height) |
| { |
| int room; /* total number of lines available */ |
| int take; /* number of lines taken from other windows */ |
| int room_cmdline; /* lines available from cmdline */ |
| int run; |
| frame_T *frp; |
| int h; |
| int room_reserved; |
| |
| /* If the height already is the desired value, nothing to do. */ |
| if (curfrp->fr_height == height) |
| return; |
| |
| if (curfrp->fr_parent == NULL) |
| { |
| /* topframe: can only change the command line */ |
| if (height > ROWS_AVAIL) |
| height = ROWS_AVAIL; |
| if (height > 0) |
| frame_new_height(curfrp, height, FALSE, FALSE); |
| } |
| else if (curfrp->fr_parent->fr_layout == FR_ROW) |
| { |
| /* Row of frames: Also need to resize frames left and right of this |
| * one. First check for the minimal height of these. */ |
| h = frame_minheight(curfrp->fr_parent, NULL); |
| if (height < h) |
| height = h; |
| frame_setheight(curfrp->fr_parent, height); |
| } |
| else |
| { |
| /* |
| * Column of frames: try to change only frames in this column. |
| */ |
| #ifdef FEAT_VERTSPLIT |
| /* |
| * Do this twice: |
| * 1: compute room available, if it's not enough try resizing the |
| * containing frame. |
| * 2: compute the room available and adjust the height to it. |
| * Try not to reduce the height of a window with 'winfixheight' set. |
| */ |
| for (run = 1; run <= 2; ++run) |
| #else |
| for (;;) |
| #endif |
| { |
| room = 0; |
| room_reserved = 0; |
| for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
| frp = frp->fr_next) |
| { |
| if (frp != curfrp |
| && frp->fr_win != NULL |
| && frp->fr_win->w_p_wfh) |
| room_reserved += frp->fr_height; |
| room += frp->fr_height; |
| if (frp != curfrp) |
| room -= frame_minheight(frp, NULL); |
| } |
| #ifdef FEAT_VERTSPLIT |
| if (curfrp->fr_width != Columns) |
| room_cmdline = 0; |
| else |
| #endif |
| { |
| room_cmdline = Rows - p_ch - (lastwin->w_winrow |
| + lastwin->w_height + lastwin->w_status_height); |
| if (room_cmdline < 0) |
| room_cmdline = 0; |
| } |
| |
| if (height <= room + room_cmdline) |
| break; |
| #ifdef FEAT_VERTSPLIT |
| if (run == 2 || curfrp->fr_width == Columns) |
| #endif |
| { |
| if (height > room + room_cmdline) |
| height = room + room_cmdline; |
| break; |
| } |
| #ifdef FEAT_VERTSPLIT |
| frame_setheight(curfrp->fr_parent, height |
| + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); |
| #endif |
| /*NOTREACHED*/ |
| } |
| |
| /* |
| * Compute the number of lines we will take from others frames (can be |
| * negative!). |
| */ |
| take = height - curfrp->fr_height; |
| |
| /* If there is not enough room, also reduce the height of a window |
| * with 'winfixheight' set. */ |
| if (height > room + room_cmdline - room_reserved) |
| room_reserved = room + room_cmdline - height; |
| /* If there is only a 'winfixheight' window and making the |
| * window smaller, need to make the other window taller. */ |
| if (take < 0 && room - curfrp->fr_height < room_reserved) |
| room_reserved = 0; |
| |
| if (take > 0 && room_cmdline > 0) |
| { |
| /* use lines from cmdline first */ |
| if (take < room_cmdline) |
| room_cmdline = take; |
| take -= room_cmdline; |
| topframe->fr_height += room_cmdline; |
| } |
| |
| /* |
| * set the current frame to the new height |
| */ |
| frame_new_height(curfrp, height, FALSE, FALSE); |
| |
| /* |
| * First take lines from the frames after the current frame. If |
| * that is not enough, takes lines from frames above the current |
| * frame. |
| */ |
| for (run = 0; run < 2; ++run) |
| { |
| if (run == 0) |
| frp = curfrp->fr_next; /* 1st run: start with next window */ |
| else |
| frp = curfrp->fr_prev; /* 2nd run: start with prev window */ |
| while (frp != NULL && take != 0) |
| { |
| h = frame_minheight(frp, NULL); |
| if (room_reserved > 0 |
| && frp->fr_win != NULL |
| && frp->fr_win->w_p_wfh) |
| { |
| if (room_reserved >= frp->fr_height) |
| room_reserved -= frp->fr_height; |
| else |
| { |
| if (frp->fr_height - room_reserved > take) |
| room_reserved = frp->fr_height - take; |
| take -= frp->fr_height - room_reserved; |
| frame_new_height(frp, room_reserved, FALSE, FALSE); |
| room_reserved = 0; |
| } |
| } |
| else |
| { |
| if (frp->fr_height - take < h) |
| { |
| take -= frp->fr_height - h; |
| frame_new_height(frp, h, FALSE, FALSE); |
| } |
| else |
| { |
| frame_new_height(frp, frp->fr_height - take, |
| FALSE, FALSE); |
| take = 0; |
| } |
| } |
| if (run == 0) |
| frp = frp->fr_next; |
| else |
| frp = frp->fr_prev; |
| } |
| } |
| } |
| } |
| |
| #if defined(FEAT_VERTSPLIT) || defined(PROTO) |
| /* |
| * Set current window width and take care of repositioning other windows to |
| * fit around it. |
| */ |
| void |
| win_setwidth(int width) |
| { |
| win_setwidth_win(width, curwin); |
| } |
| |
| void |
| win_setwidth_win(int width, win_T *wp) |
| { |
| /* Always keep current window at least one column wide, even when |
| * 'winminwidth' is zero. */ |
| if (wp == curwin) |
| { |
| if (width < p_wmw) |
| width = p_wmw; |
| if (width == 0) |
| width = 1; |
| } |
| |
| frame_setwidth(wp->w_frame, width + wp->w_vsep_width); |
| |
| /* recompute the window positions */ |
| (void)win_comp_pos(); |
| |
| redraw_all_later(NOT_VALID); |
| } |
| |
| /* |
| * Set the width of a frame to "width" and take care that all frames and |
| * windows inside it are resized. Also resize frames above and below if the |
| * are in the same FR_ROW frame. |
| * |
| * Strategy is similar to frame_setheight(). |
| */ |
| static void |
| frame_setwidth(frame_T *curfrp, int width) |
| { |
| int room; /* total number of lines available */ |
| int take; /* number of lines taken from other windows */ |
| int run; |
| frame_T *frp; |
| int w; |
| int room_reserved; |
| |
| /* If the width already is the desired value, nothing to do. */ |
| if (curfrp->fr_width == width) |
| return; |
| |
| if (curfrp->fr_parent == NULL) |
| /* topframe: can't change width */ |
| return; |
| |
| if (curfrp->fr_parent->fr_layout == FR_COL) |
| { |
| /* Column of frames: Also need to resize frames above and below of |
| * this one. First check for the minimal width of these. */ |
| w = frame_minwidth(curfrp->fr_parent, NULL); |
| if (width < w) |
| width = w; |
| frame_setwidth(curfrp->fr_parent, width); |
| } |
| else |
| { |
| /* |
| * Row of frames: try to change only frames in this row. |
| * |
| * Do this twice: |
| * 1: compute room available, if it's not enough try resizing the |
| * containing frame. |
| * 2: compute the room available and adjust the width to it. |
| */ |
| for (run = 1; run <= 2; ++run) |
| { |
| room = 0; |
| room_reserved = 0; |
| for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
| frp = frp->fr_next) |
| { |
| if (frp != curfrp |
| && frp->fr_win != NULL |
| && frp->fr_win->w_p_wfw) |
| room_reserved += frp->fr_width; |
| room += frp->fr_width; |
| if (frp != curfrp) |
| room -= frame_minwidth(frp, NULL); |
| } |
| |
| if (width <= room) |
| break; |
| if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
| { |
| if (width > room) |
| width = room; |
| break; |
| } |
| frame_setwidth(curfrp->fr_parent, width |
| + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); |
| } |
| |
| /* |
| * Compute the number of lines we will take from others frames (can be |
| * negative!). |
| */ |
| take = width - curfrp->fr_width; |
| |
| /* If there is not enough room, also reduce the width of a window |
| * with 'winfixwidth' set. */ |
| if (width > room - room_reserved) |
| room_reserved = room - width; |
| /* If there is only a 'winfixwidth' window and making the |
| * window smaller, need to make the other window narrower. */ |
| if (take < 0 && room - curfrp->fr_width < room_reserved) |
| room_reserved = 0; |
| |
| /* |
| * set the current frame to the new width |
| */ |
| frame_new_width(curfrp, width, FALSE, FALSE); |
| |
| /* |
| * First take lines from the frames right of the current frame. If |
| * that is not enough, takes lines from frames left of the current |
| * frame. |
| */ |
| for (run = 0; run < 2; ++run) |
| { |
| if (run == 0) |
| frp = curfrp->fr_next; /* 1st run: start with next window */ |
| else |
| frp = curfrp->fr_prev; /* 2nd run: start with prev window */ |
| while (frp != NULL && take != 0) |
| { |
| w = frame_minwidth(frp, NULL); |
| if (room_reserved > 0 |
| && frp->fr_win != NULL |
| && frp->fr_win->w_p_wfw) |
| { |
| if (room_reserved >= frp->fr_width) |
| room_reserved -= frp->fr_width; |
| else |
| { |
| if (frp->fr_width - room_reserved > take) |
| room_reserved = frp->fr_width - take; |
| take -= frp->fr_width - room_reserved; |
| frame_new_width(frp, room_reserved, FALSE, FALSE); |
| room_reserved = 0; |
| } |
| } |
| else |
| { |
| if (frp->fr_width - take < w) |
| { |
| take -= frp->fr_width - w; |
| frame_new_width(frp, w, FALSE, FALSE); |
| } |
| else |
| { |
| frame_new_width(frp, frp->fr_width - take, |
| FALSE, FALSE); |
| take = 0; |
| } |
| } |
| if (run == 0) |
| frp = frp->fr_next; |
| else |
| frp = frp->fr_prev; |
| } |
| } |
| } |
| } |
| #endif /* FEAT_VERTSPLIT */ |
| |
| /* |
| * Check 'winminheight' for a valid value. |
| */ |
| void |
| win_setminheight(void) |
| { |
| int room; |
| int first = TRUE; |
| win_T *wp; |
| |
| /* loop until there is a 'winminheight' that is possible */ |
| while (p_wmh > 0) |
| { |
| /* TODO: handle vertical splits */ |
| room = -p_wh; |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| room += wp->w_height - p_wmh; |
| if (room >= 0) |
| break; |
| --p_wmh; |
| if (first) |
| { |
| EMSG(_(e_noroom)); |
| first = FALSE; |
| } |
| } |
| } |
| |
| #if defined(FEAT_MOUSE) || defined(PROTO) |
| |
| /* |
| * Status line of dragwin is dragged "offset" lines down (negative is up). |
| */ |
| void |
| win_drag_status_line(win_T *dragwin, int offset) |
| { |
| frame_T *curfr; |
| frame_T *fr; |
| int room; |
| int row; |
| int up; /* if TRUE, drag status line up, otherwise down */ |
| int n; |
| |
| fr = dragwin->w_frame; |
| curfr = fr; |
| if (fr != topframe) /* more than one window */ |
| { |
| fr = fr->fr_parent; |
| /* When the parent frame is not a column of frames, its parent should |
| * be. */ |
| if (fr->fr_layout != FR_COL) |
| { |
| curfr = fr; |
| if (fr != topframe) /* only a row of windows, may drag statusline */ |
| fr = fr->fr_parent; |
| } |
| } |
| |
| /* If this is the last frame in a column, may want to resize the parent |
| * frame instead (go two up to skip a row of frames). */ |
| while (curfr != topframe && curfr->fr_next == NULL) |
| { |
| if (fr != topframe) |
| fr = fr->fr_parent; |
| curfr = fr; |
| if (fr != topframe) |
| fr = fr->fr_parent; |
| } |
| |
| if (offset < 0) /* drag up */ |
| { |
| up = TRUE; |
| offset = -offset; |
| /* sum up the room of the current frame and above it */ |
| if (fr == curfr) |
| { |
| /* only one window */ |
| room = fr->fr_height - frame_minheight(fr, NULL); |
| } |
| else |
| { |
| room = 0; |
| for (fr = fr->fr_child; ; fr = fr->fr_next) |
| { |
| room += fr->fr_height - frame_minheight(fr, NULL); |
| if (fr == curfr) |
| break; |
| } |
| } |
| fr = curfr->fr_next; /* put fr at frame that grows */ |
| } |
| else /* drag down */ |
| { |
| up = FALSE; |
| /* |
| * Only dragging the last status line can reduce p_ch. |
| */ |
| room = Rows - cmdline_row; |
| if (curfr->fr_next == NULL) |
| room -= 1; |
| else |
| room -= p_ch; |
| if (room < 0) |
| room = 0; |
| /* sum up the room of frames below of the current one */ |
| for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) |
| room += fr->fr_height - frame_minheight(fr, NULL); |
| fr = curfr; /* put fr at window that grows */ |
| } |
| |
| if (room < offset) /* Not enough room */ |
| offset = room; /* Move as far as we can */ |
| if (offset <= 0) |
| return; |
| |
| /* |
| * Grow frame fr by "offset" lines. |
| * Doesn't happen when dragging the last status line up. |
| */ |
| if (fr != NULL) |
| frame_new_height(fr, fr->fr_height + offset, up, FALSE); |
| |
| if (up) |
| fr = curfr; /* current frame gets smaller */ |
| else |
| fr = curfr->fr_next; /* next frame gets smaller */ |
| |
| /* |
| * Now make the other frames smaller. |
| */ |
| while (fr != NULL && offset > 0) |
| { |
| n = frame_minheight(fr, NULL); |
| if (fr->fr_height - offset <= n) |
| { |
| offset -= fr->fr_height - n; |
| frame_new_height(fr, n, !up, FALSE); |
| } |
| else |
| { |
| frame_new_height(fr, fr->fr_height - offset, !up, FALSE); |
| break; |
| } |
| if (up) |
| fr = fr->fr_prev; |
| else |
| fr = fr->fr_next; |
| } |
| row = win_comp_pos(); |
| screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); |
| cmdline_row = row; |
| p_ch = Rows - cmdline_row; |
| if (p_ch < 1) |
| p_ch = 1; |
| curtab->tp_ch_used = p_ch; |
| redraw_all_later(SOME_VALID); |
| showmode(); |
| } |
| |
| # if defined(FEAT_VERTSPLIT) || defined(PROTO) |
| /* |
| * Separator line of dragwin is dragged "offset" lines right (negative is left). |
| */ |
| void |
| win_drag_vsep_line(win_T *dragwin, int offset) |
| { |
| frame_T *curfr; |
| frame_T *fr; |
| int room; |
| int left; /* if TRUE, drag separator line left, otherwise right */ |
| int n; |
| |
| fr = dragwin->w_frame; |
| if (fr == topframe) /* only one window (cannot happen?) */ |
| return; |
| curfr = fr; |
| fr = fr->fr_parent; |
| /* When the parent frame is not a row of frames, its parent should be. */ |
| if (fr->fr_layout != FR_ROW) |
| { |
| if (fr == topframe) /* only a column of windows (cannot happen?) */ |
| return; |
| curfr = fr; |
| fr = fr->fr_parent; |
| } |
| |
| /* If this is the last frame in a row, may want to resize a parent |
| * frame instead. */ |
| while (curfr->fr_next == NULL) |
| { |
| if (fr == topframe) |
| break; |
| curfr = fr; |
| fr = fr->fr_parent; |
| if (fr != topframe) |
| { |
| curfr = fr; |
| fr = fr->fr_parent; |
| } |
| } |
| |
| if (offset < 0) /* drag left */ |
| { |
| left = TRUE; |
| offset = -offset; |
| /* sum up the room of the current frame and left of it */ |
| room = 0; |
| for (fr = fr->fr_child; ; fr = fr->fr_next) |
| { |
| room += fr->fr_width - frame_minwidth(fr, NULL); |
| if (fr == curfr) |
| break; |
| } |
| fr = curfr->fr_next; /* put fr at frame that grows */ |
| } |
| else /* drag right */ |
| { |
| left = FALSE; |
| /* sum up the room of frames right of the current one */ |
| room = 0; |
| for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) |
| room += fr->fr_width - frame_minwidth(fr, NULL); |
| fr = curfr; /* put fr at window that grows */ |
| } |
| |
| if (room < offset) /* Not enough room */ |
| offset = room; /* Move as far as we can */ |
| if (offset <= 0) /* No room at all, quit. */ |
| return; |
| if (fr == NULL) |
| return; /* Safety check, should not happen. */ |
| |
| /* grow frame fr by offset lines */ |
| frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
| |
| /* shrink other frames: current and at the left or at the right */ |
| if (left) |
| fr = curfr; /* current frame gets smaller */ |
| else |
| fr = curfr->fr_next; /* next frame gets smaller */ |
| |
| while (fr != NULL && offset > 0) |
| { |
| n = frame_minwidth(fr, NULL); |
| if (fr->fr_width - offset <= n) |
| { |
| offset -= fr->fr_width - n; |
| frame_new_width(fr, n, !left, FALSE); |
| } |
| else |
| { |
| frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
| break; |
| } |
| if (left) |
| fr = fr->fr_prev; |
| else |
| fr = fr->fr_next; |
| } |
| (void)win_comp_pos(); |
| redraw_all_later(NOT_VALID); |
| } |
| # endif /* FEAT_VERTSPLIT */ |
| #endif /* FEAT_MOUSE */ |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| #define FRACTION_MULT 16384L |
| |
| /* |
| * Set wp->w_fraction for the current w_wrow and w_height. |
| */ |
| void |
| set_fraction(win_T *wp) |
| { |
| wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT |
| + wp->w_height / 2) / (long)wp->w_height; |
| } |
| |
| /* |
| * Set the height of a window. |
| * This takes care of the things inside the window, not what happens to the |
| * window position, the frame or to other windows. |
| */ |
| void |
| win_new_height(win_T *wp, int height) |
| { |
| linenr_T lnum; |
| int sline, line_size; |
| int prev_height = wp->w_height; |
| |
| /* Don't want a negative height. Happens when splitting a tiny window. |
| * Will equalize heights soon to fix it. */ |
| if (height < 0) |
| height = 0; |
| if (wp->w_height == height) |
| return; /* nothing to do */ |
| |
| if (wp->w_height > 0) |
| { |
| if (wp == curwin) |
| /* w_wrow needs to be valid. When setting 'laststatus' this may |
| * call win_new_height() recursively. */ |
| validate_cursor(); |
| if (wp->w_height != prev_height) |
| return; /* Recursive call already changed the size, bail out here |
| to avoid the following to mess things up. */ |
| if (wp->w_wrow != wp->w_prev_fraction_row) |
| set_fraction(wp); |
| } |
| |
| wp->w_height = height; |
| wp->w_skipcol = 0; |
| |
| /* Don't change w_topline when height is zero. Don't set w_topline when |
| * 'scrollbind' is set and this isn't the current window. */ |
| if (height > 0 |
| #ifdef FEAT_SCROLLBIND |
| && (!wp->w_p_scb || wp == curwin) |
| #endif |
| ) |
| { |
| /* |
| * Find a value for w_topline that shows the cursor at the same |
| * relative position in the window as before (more or less). |
| */ |
| lnum = wp->w_cursor.lnum; |
| if (lnum < 1) /* can happen when starting up */ |
| lnum = 1; |
| wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L |
| + FRACTION_MULT / 2) / FRACTION_MULT; |
| line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; |
| sline = wp->w_wrow - line_size; |
| |
| if (sline >= 0) |
| { |
| /* Make sure the whole cursor line is visible, if possible. */ |
| int rows = plines_win(wp, lnum, FALSE); |
| |
| if (sline > wp->w_height - rows) |
| { |
| sline = wp->w_height - rows; |
| wp->w_wrow -= rows - line_size; |
| } |
| } |
| |
| if (sline < 0) |
| { |
| /* |
| * Cursor line would go off top of screen if w_wrow was this high. |
| * Make cursor line the first line in the window. If not enough |
| * room use w_skipcol; |
| */ |
| wp->w_wrow = line_size; |
| if (wp->w_wrow >= wp->w_height |
| && (W_WIDTH(wp) - win_col_off(wp)) > 0) |
| { |
| wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); |
| --wp->w_wrow; |
| while (wp->w_wrow >= wp->w_height) |
| { |
| wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) |
| + win_col_off2(wp); |
| --wp->w_wrow; |
| } |
| } |
| set_topline(wp, lnum); |
| } |
| else if (sline > 0) |
| { |
| while (sline > 0 && lnum > 1) |
| { |
| #ifdef FEAT_FOLDING |
| hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); |
| if (lnum == 1) |
| { |
| /* first line in buffer is folded */ |
| line_size = 1; |
| --sline; |
| break; |
| } |
| #endif |
| --lnum; |
| #ifdef FEAT_DIFF |
| if (lnum == wp->w_topline) |
| line_size = plines_win_nofill(wp, lnum, TRUE) |
| + wp->w_topfill; |
| else |
| #endif |
| line_size = plines_win(wp, lnum, TRUE); |
| sline -= line_size; |
| } |
| |
| if (sline < 0) |
| { |
| /* |
| * Line we want at top would go off top of screen. Use next |
| * line instead. |
| */ |
| #ifdef FEAT_FOLDING |
| hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); |
| #endif |
| lnum++; |
| wp->w_wrow -= line_size + sline; |
| } |
| else if (sline > 0) |
| { |
| /* First line of file reached, use that as topline. */ |
| lnum = 1; |
| wp->w_wrow -= sline; |
| } |
| |
| set_topline(wp, lnum); |
| } |
| } |
| |
| if (wp == curwin) |
| { |
| if (p_so) |
| update_topline(); |
| curs_columns(FALSE); /* validate w_wrow */ |
| } |
| if (prev_height > 0) |
| wp->w_prev_fraction_row = wp->w_wrow; |
| |
| win_comp_scroll(wp); |
| redraw_win_later(wp, SOME_VALID); |
| #ifdef FEAT_WINDOWS |
| wp->w_redr_status = TRUE; |
| #endif |
| invalidate_botline_win(wp); |
| } |
| |
| #ifdef FEAT_VERTSPLIT |
| /* |
| * Set the width of a window. |
| */ |
| void |
| win_new_width(win_T *wp, int width) |
| { |
| wp->w_width = width; |
| wp->w_lines_valid = 0; |
| changed_line_abv_curs_win(wp); |
| invalidate_botline_win(wp); |
| if (wp == curwin) |
| { |
| update_topline(); |
| curs_columns(TRUE); /* validate w_wrow */ |
| } |
| redraw_win_later(wp, NOT_VALID); |
| wp->w_redr_status = TRUE; |
| } |
| #endif |
| |
| void |
| win_comp_scroll(win_T *wp) |
| { |
| wp->w_p_scr = ((unsigned)wp->w_height >> 1); |
| if (wp->w_p_scr == 0) |
| wp->w_p_scr = 1; |
| } |
| |
| /* |
| * command_height: called whenever p_ch has been changed |
| */ |
| void |
| command_height(void) |
| { |
| #ifdef FEAT_WINDOWS |
| int h; |
| frame_T *frp; |
| int old_p_ch = curtab->tp_ch_used; |
| |
| /* Use the value of p_ch that we remembered. This is needed for when the |
| * GUI starts up, we can't be sure in what order things happen. And when |
| * p_ch was changed in another tab page. */ |
| curtab->tp_ch_used = p_ch; |
| |
| /* Find bottom frame with width of screen. */ |
| frp = lastwin->w_frame; |
| # ifdef FEAT_VERTSPLIT |
| while (frp->fr_width != Columns && frp->fr_parent != NULL) |
| frp = frp->fr_parent; |
| # endif |
| |
| /* Avoid changing the height of a window with 'winfixheight' set. */ |
| while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF |
| && frp->fr_win->w_p_wfh) |
| frp = frp->fr_prev; |
| |
| if (starting != NO_SCREEN) |
| { |
| cmdline_row = Rows - p_ch; |
| |
| if (p_ch > old_p_ch) /* p_ch got bigger */ |
| { |
| while (p_ch > old_p_ch) |
| { |
| if (frp == NULL) |
| { |
| EMSG(_(e_noroom)); |
| p_ch = old_p_ch; |
| curtab->tp_ch_used = p_ch; |
| cmdline_row = Rows - p_ch; |
| break; |
| } |
| h = frp->fr_height - frame_minheight(frp, NULL); |
| if (h > p_ch - old_p_ch) |
| h = p_ch - old_p_ch; |
| old_p_ch += h; |
| frame_add_height(frp, -h); |
| frp = frp->fr_prev; |
| } |
| |
| /* Recompute window positions. */ |
| (void)win_comp_pos(); |
| |
| /* clear the lines added to cmdline */ |
| if (full_screen) |
| screen_fill((int)(cmdline_row), (int)Rows, 0, |
| (int)Columns, ' ', ' ', 0); |
| msg_row = cmdline_row; |
| redraw_cmdline = TRUE; |
| return; |
| } |
| |
| if (msg_row < cmdline_row) |
| msg_row = cmdline_row; |
| redraw_cmdline = TRUE; |
| } |
| frame_add_height(frp, (int)(old_p_ch - p_ch)); |
| |
| /* Recompute window positions. */ |
| if (frp != lastwin->w_frame) |
| (void)win_comp_pos(); |
| #else |
| cmdline_row = Rows - p_ch; |
| win_setheight(cmdline_row); |
| #endif |
| } |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| /* |
| * Resize frame "frp" to be "n" lines higher (negative for less high). |
| * Also resize the frames it is contained in. |
| */ |
| static void |
| frame_add_height(frame_T *frp, int n) |
| { |
| frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); |
| for (;;) |
| { |
| frp = frp->fr_parent; |
| if (frp == NULL) |
| break; |
| frp->fr_height += n; |
| } |
| } |
| |
| /* |
| * Add or remove a status line for the bottom window(s), according to the |
| * value of 'laststatus'. |
| */ |
| void |
| last_status( |
| int morewin) /* pretend there are two or more windows */ |
| { |
| /* Don't make a difference between horizontal or vertical split. */ |
| last_status_rec(topframe, (p_ls == 2 |
| || (p_ls == 1 && (morewin || lastwin != firstwin)))); |
| } |
| |
| static void |
| last_status_rec(frame_T *fr, int statusline) |
| { |
| frame_T *fp; |
| win_T *wp; |
| |
| if (fr->fr_layout == FR_LEAF) |
| { |
| wp = fr->fr_win; |
| if (wp->w_status_height != 0 && !statusline) |
| { |
| /* remove status line */ |
| win_new_height(wp, wp->w_height + 1); |
| wp->w_status_height = 0; |
| comp_col(); |
| } |
| else if (wp->w_status_height == 0 && statusline) |
| { |
| /* Find a frame to take a line from. */ |
| fp = fr; |
| while (fp->fr_height <= frame_minheight(fp, NULL)) |
| { |
| if (fp == topframe) |
| { |
| EMSG(_(e_noroom)); |
| return; |
| } |
| /* In a column of frames: go to frame above. If already at |
| * the top or in a row of frames: go to parent. */ |
| if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) |
| fp = fp->fr_prev; |
| else |
| fp = fp->fr_parent; |
| } |
| wp->w_status_height = 1; |
| if (fp != fr) |
| { |
| frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); |
| frame_fix_height(wp); |
| (void)win_comp_pos(); |
| } |
| else |
| win_new_height(wp, wp->w_height - 1); |
| comp_col(); |
| redraw_all_later(SOME_VALID); |
| } |
| } |
| #ifdef FEAT_VERTSPLIT |
| else if (fr->fr_layout == FR_ROW) |
| { |
| /* vertically split windows, set status line for each one */ |
| for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) |
| last_status_rec(fp, statusline); |
| } |
| #endif |
| else |
| { |
| /* horizontally split window, set status line for last one */ |
| for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) |
| ; |
| last_status_rec(fp, statusline); |
| } |
| } |
| |
| /* |
| * Return the number of lines used by the tab page line. |
| */ |
| int |
| tabline_height(void) |
| { |
| #ifdef FEAT_GUI_TABLINE |
| /* When the GUI has the tabline then this always returns zero. */ |
| if (gui_use_tabline()) |
| return 0; |
| #endif |
| switch (p_stal) |
| { |
| case 0: return 0; |
| case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; |
| } |
| return 1; |
| } |
| |
| #endif /* FEAT_WINDOWS */ |
| |
| #if defined(FEAT_SEARCHPATH) || defined(PROTO) |
| /* |
| * Get the file name at the cursor. |
| * If Visual mode is active, use the selected text if it's in one line. |
| * Returns the name in allocated memory, NULL for failure. |
| */ |
| char_u * |
| grab_file_name(long count, linenr_T *file_lnum) |
| { |
| int options = FNAME_MESS|FNAME_EXP|FNAME_REL|FNAME_UNESC; |
| |
| if (VIsual_active) |
| { |
| int len; |
| char_u *ptr; |
| |
| if (get_visual_text(NULL, &ptr, &len) == FAIL) |
| return NULL; |
| return find_file_name_in_path(ptr, len, options, |
| count, curbuf->b_ffname); |
| } |
| return file_name_at_cursor(options | FNAME_HYP, count, file_lnum); |
| |
| } |
| |
| /* |
| * Return the file name under or after the cursor. |
| * |
| * The 'path' option is searched if the file name is not absolute. |
| * The string returned has been alloc'ed and should be freed by the caller. |
| * NULL is returned if the file name or file is not found. |
| * |
| * options: |
| * FNAME_MESS give error messages |
| * FNAME_EXP expand to path |
| * FNAME_HYP check for hypertext link |
| * FNAME_INCL apply "includeexpr" |
| */ |
| char_u * |
| file_name_at_cursor(int options, long count, linenr_T *file_lnum) |
| { |
| return file_name_in_line(ml_get_curline(), |
| curwin->w_cursor.col, options, count, curbuf->b_ffname, |
| file_lnum); |
| } |
| |
| /* |
| * Return the name of the file under or after ptr[col]. |
| * Otherwise like file_name_at_cursor(). |
| */ |
| char_u * |
| file_name_in_line( |
| char_u *line, |
| int col, |
| int options, |
| long count, |
| char_u *rel_fname, /* file we are searching relative to */ |
| linenr_T *file_lnum) /* line number after the file name */ |
| { |
| char_u *ptr; |
| int len; |
| |
| /* |
| * search forward for what could be the start of a file name |
| */ |
| ptr = line + col; |
| while (*ptr != NUL && !vim_isfilec(*ptr)) |
| mb_ptr_adv(ptr); |
| if (*ptr == NUL) /* nothing found */ |
| { |
| if (options & FNAME_MESS) |
| EMSG(_("E446: No file name under cursor")); |
| return NULL; |
| } |
| |
| /* |
| * Search backward for first char of the file name. |
| * Go one char back to ":" before "//" even when ':' is not in 'isfname'. |
| */ |
| while (ptr > line) |
| { |
| #ifdef FEAT_MBYTE |
| if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) |
| ptr -= len + 1; |
| else |
| #endif |
| if (vim_isfilec(ptr[-1]) |
| || ((options & FNAME_HYP) && path_is_url(ptr - 1))) |
| --ptr; |
| else |
| break; |
| } |
| |
| /* |
| * Search forward for the last char of the file name. |
| * Also allow "://" when ':' is not in 'isfname'. |
| */ |
| len = 0; |
| while (vim_isfilec(ptr[len]) || (ptr[len] == '\\' && ptr[len + 1] == ' ') |
| || ((options & FNAME_HYP) && path_is_url(ptr + len))) |
| { |
| if (ptr[len] == '\\') |
| /* Skip over the "\" in "\ ". */ |
| ++len; |
| #ifdef FEAT_MBYTE |
| if (has_mbyte) |
| len += (*mb_ptr2len)(ptr + len); |
| else |
| #endif |
| ++len; |
| } |
| |
| /* |
| * If there is trailing punctuation, remove it. |
| * But don't remove "..", could be a directory name. |
| */ |
| if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL |
| && ptr[len - 2] != '.') |
| --len; |
| |
| if (file_lnum != NULL) |
| { |
| char_u *p; |
| |
| /* Get the number after the file name and a separator character */ |
| p = ptr + len; |
| p = skipwhite(p); |
| if (*p != NUL) |
| { |
| if (!isdigit(*p)) |
| ++p; /* skip the separator */ |
| p = skipwhite(p); |
| if (isdigit(*p)) |
| *file_lnum = (int)getdigits(&p); |
| } |
| } |
| |
| return find_file_name_in_path(ptr, len, options, count, rel_fname); |
| } |
| |
| # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) |
| static char_u *eval_includeexpr(char_u *ptr, int len); |
| |
| static char_u * |
| eval_includeexpr(char_u *ptr, int len) |
| { |
| char_u *res; |
| |
| set_vim_var_string(VV_FNAME, ptr, len); |
| res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
| was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
| set_vim_var_string(VV_FNAME, NULL, 0); |
| return res; |
| } |
| #endif |
| |
| /* |
| * Return the name of the file ptr[len] in 'path'. |
| * Otherwise like file_name_at_cursor(). |
| */ |
| char_u * |
| find_file_name_in_path( |
| char_u *ptr, |
| int len, |
| int options, |
| long count, |
| char_u *rel_fname) /* file we are searching relative to */ |
| { |
| char_u *file_name; |
| int c; |
| # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) |
| char_u *tofree = NULL; |
| |
| if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) |
| { |
| tofree = eval_includeexpr(ptr, len); |
| if (tofree != NULL) |
| { |
| ptr = tofree; |
| len = (int)STRLEN(ptr); |
| } |
| } |
| # endif |
| |
| if (options & FNAME_EXP) |
| { |
| file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, |
| TRUE, rel_fname); |
| |
| # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) |
| /* |
| * If the file could not be found in a normal way, try applying |
| * 'includeexpr' (unless done already). |
| */ |
| if (file_name == NULL |
| && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) |
| { |
| tofree = eval_includeexpr(ptr, len); |
| if (tofree != NULL) |
| { |
| ptr = tofree; |
| len = (int)STRLEN(ptr); |
| file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, |
| TRUE, rel_fname); |
| } |
| } |
| # endif |
| if (file_name == NULL && (options & FNAME_MESS)) |
| { |
| c = ptr[len]; |
| ptr[len] = NUL; |
| EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); |
| ptr[len] = c; |
| } |
| |
| /* Repeat finding the file "count" times. This matters when it |
| * appears several times in the path. */ |
| while (file_name != NULL && --count > 0) |
| { |
| vim_free(file_name); |
| file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); |
| } |
| } |
| else |
| file_name = vim_strnsave(ptr, len); |
| |
| # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) |
| vim_free(tofree); |
| # endif |
| |
| return file_name; |
| } |
| #endif /* FEAT_SEARCHPATH */ |
| |
| /* |
| * Check if the "://" of a URL is at the pointer, return URL_SLASH. |
| * Also check for ":\\", which MS Internet Explorer accepts, return |
| * URL_BACKSLASH. |
| */ |
| static int |
| path_is_url(char_u *p) |
| { |
| if (STRNCMP(p, "://", (size_t)3) == 0) |
| return URL_SLASH; |
| else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) |
| return URL_BACKSLASH; |
| return 0; |
| } |
| |
| /* |
| * Check if "fname" starts with "name://". Return URL_SLASH if it does. |
| * Return URL_BACKSLASH for "name:\\". |
| * Return zero otherwise. |
| */ |
| int |
| path_with_url(char_u *fname) |
| { |
| char_u *p; |
| |
| for (p = fname; isalpha(*p); ++p) |
| ; |
| return path_is_url(p); |
| } |
| |
| /* |
| * Return TRUE if "name" is a full (absolute) path name or URL. |
| */ |
| int |
| vim_isAbsName(char_u *name) |
| { |
| return (path_with_url(name) != 0 || mch_isFullName(name)); |
| } |
| |
| /* |
| * Get absolute file name into buffer "buf[len]". |
| * |
| * return FAIL for failure, OK otherwise |
| */ |
| int |
| vim_FullName( |
| char_u *fname, |
| char_u *buf, |
| int len, |
| int force) /* force expansion even when already absolute */ |
| { |
| int retval = OK; |
| int url; |
| |
| *buf = NUL; |
| if (fname == NULL) |
| return FAIL; |
| |
| url = path_with_url(fname); |
| if (!url) |
| retval = mch_FullName(fname, buf, len, force); |
| if (url || retval == FAIL) |
| { |
| /* something failed; use the file name (truncate when too long) */ |
| vim_strncpy(buf, fname, len - 1); |
| } |
| #if defined(MACOS_CLASSIC) || defined(MSDOS) || defined(MSWIN) |
| slash_adjust(buf); |
| #endif |
| return retval; |
| } |
| |
| /* |
| * Return the minimal number of rows that is needed on the screen to display |
| * the current number of windows. |
| */ |
| int |
| min_rows(void) |
| { |
| int total; |
| #ifdef FEAT_WINDOWS |
| tabpage_T *tp; |
| int n; |
| #endif |
| |
| if (firstwin == NULL) /* not initialized yet */ |
| return MIN_LINES; |
| |
| #ifdef FEAT_WINDOWS |
| total = 0; |
| for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) |
| { |
| n = frame_minheight(tp->tp_topframe, NULL); |
| if (total < n) |
| total = n; |
| } |
| total += tabline_height(); |
| #else |
| total = 1; /* at least one window should have a line! */ |
| #endif |
| total += 1; /* count the room for the command line */ |
| return total; |
| } |
| |
| /* |
| * Return TRUE if there is only one window (in the current tab page), not |
| * counting a help or preview window, unless it is the current window. |
| * Does not count "aucmd_win". |
| */ |
| int |
| only_one_window(void) |
| { |
| #ifdef FEAT_WINDOWS |
| int count = 0; |
| win_T *wp; |
| |
| /* If there is another tab page there always is another window. */ |
| if (first_tabpage->tp_next != NULL) |
| return FALSE; |
| |
| for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| if (wp->w_buffer != NULL |
| && (!((wp->w_buffer->b_help && !curbuf->b_help) |
| # ifdef FEAT_QUICKFIX |
| || wp->w_p_pvw |
| # endif |
| ) || wp == curwin) |
| # ifdef FEAT_AUTOCMD |
| && wp != aucmd_win |
| # endif |
| ) |
| ++count; |
| return (count <= 1); |
| #else |
| return TRUE; |
| #endif |
| } |
| |
| #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) |
| /* |
| * Correct the cursor line number in other windows. Used after changing the |
| * current buffer, and before applying autocommands. |
| * When "do_curwin" is TRUE, also check current window. |
| */ |
| void |
| check_lnums(int do_curwin) |
| { |
| win_T *wp; |
| |
| #ifdef FEAT_WINDOWS |
| tabpage_T *tp; |
| |
| FOR_ALL_TAB_WINDOWS(tp, wp) |
| if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
| #else |
| wp = curwin; |
| if (do_curwin) |
| #endif |
| { |
| if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) |
| wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; |
| if (wp->w_topline > curbuf->b_ml.ml_line_count) |
| wp->w_topline = curbuf->b_ml.ml_line_count; |
| } |
| } |
| #endif |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| |
| /* |
| * A snapshot of the window sizes, to restore them after closing the help |
| * window. |
| * Only these fields are used: |
| * fr_layout |
| * fr_width |
| * fr_height |
| * fr_next |
| * fr_child |
| * fr_win (only valid for the old curwin, NULL otherwise) |
| */ |
| |
| /* |
| * Create a snapshot of the current frame sizes. |
| */ |
| void |
| make_snapshot(int idx) |
| { |
| clear_snapshot(curtab, idx); |
| make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); |
| } |
| |
| static void |
| make_snapshot_rec(frame_T *fr, frame_T **frp) |
| { |
| *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); |
| if (*frp == NULL) |
| return; |
| (*frp)->fr_layout = fr->fr_layout; |
| # ifdef FEAT_VERTSPLIT |
| (*frp)->fr_width = fr->fr_width; |
| # endif |
| (*frp)->fr_height = fr->fr_height; |
| if (fr->fr_next != NULL) |
| make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); |
| if (fr->fr_child != NULL) |
| make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); |
| if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) |
| (*frp)->fr_win = curwin; |
| } |
| |
| /* |
| * Remove any existing snapshot. |
| */ |
| static void |
| clear_snapshot(tabpage_T *tp, int idx) |
| { |
| clear_snapshot_rec(tp->tp_snapshot[idx]); |
| tp->tp_snapshot[idx] = NULL; |
| } |
| |
| static void |
| clear_snapshot_rec(frame_T *fr) |
| { |
| if (fr != NULL) |
| { |
| clear_snapshot_rec(fr->fr_next); |
| clear_snapshot_rec(fr->fr_child); |
| vim_free(fr); |
| } |
| } |
| |
| /* |
| * Restore a previously created snapshot, if there is any. |
| * This is only done if the screen size didn't change and the window layout is |
| * still the same. |
| */ |
| void |
| restore_snapshot( |
| int idx, |
| int close_curwin) /* closing current window */ |
| { |
| win_T *wp; |
| |
| if (curtab->tp_snapshot[idx] != NULL |
| # ifdef FEAT_VERTSPLIT |
| && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
| # endif |
| && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
| && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) |
| { |
| wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); |
| win_comp_pos(); |
| if (wp != NULL && close_curwin) |
| win_goto(wp); |
| redraw_all_later(CLEAR); |
| } |
| clear_snapshot(curtab, idx); |
| } |
| |
| /* |
| * Check if frames "sn" and "fr" have the same layout, same following frames |
| * and same children. |
| */ |
| static int |
| check_snapshot_rec(frame_T *sn, frame_T *fr) |
| { |
| if (sn->fr_layout != fr->fr_layout |
| || (sn->fr_next == NULL) != (fr->fr_next == NULL) |
| || (sn->fr_child == NULL) != (fr->fr_child == NULL) |
| || (sn->fr_next != NULL |
| && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) |
| || (sn->fr_child != NULL |
| && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) |
| return FAIL; |
| return OK; |
| } |
| |
| /* |
| * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all |
| * following frames and children. |
| * Returns a pointer to the old current window, or NULL. |
| */ |
| static win_T * |
| restore_snapshot_rec(frame_T *sn, frame_T *fr) |
| { |
| win_T *wp = NULL; |
| win_T *wp2; |
| |
| fr->fr_height = sn->fr_height; |
| # ifdef FEAT_VERTSPLIT |
| fr->fr_width = sn->fr_width; |
| # endif |
| if (fr->fr_layout == FR_LEAF) |
| { |
| frame_new_height(fr, fr->fr_height, FALSE, FALSE); |
| # ifdef FEAT_VERTSPLIT |
| frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
| # endif |
| wp = sn->fr_win; |
| } |
| if (sn->fr_next != NULL) |
| { |
| wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); |
| if (wp2 != NULL) |
| wp = wp2; |
| } |
| if (sn->fr_child != NULL) |
| { |
| wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); |
| if (wp2 != NULL) |
| wp = wp2; |
| } |
| return wp; |
| } |
| |
| #endif |
| |
| #if defined(FEAT_EVAL) || defined(FEAT_PYTHON) || defined(FEAT_PYTHON3) \ |
| || defined(PROTO) |
| /* |
| * Set "win" to be the curwin and "tp" to be the current tab page. |
| * restore_win() MUST be called to undo, also when FAIL is returned. |
| * No autocommands will be executed until restore_win() is called. |
| * When "no_display" is TRUE the display won't be affected, no redraw is |
| * triggered, another tabpage access is limited. |
| * Returns FAIL if switching to "win" failed. |
| */ |
| int |
| switch_win( |
| win_T **save_curwin UNUSED, |
| tabpage_T **save_curtab UNUSED, |
| win_T *win UNUSED, |
| tabpage_T *tp UNUSED, |
| int no_display UNUSED) |
| { |
| # ifdef FEAT_AUTOCMD |
| block_autocmds(); |
| # endif |
| # ifdef FEAT_WINDOWS |
| *save_curwin = curwin; |
| if (tp != NULL) |
| { |
| *save_curtab = curtab; |
| if (no_display) |
| { |
| curtab->tp_firstwin = firstwin; |
| curtab->tp_lastwin = lastwin; |
| curtab = tp; |
| firstwin = curtab->tp_firstwin; |
| lastwin = curtab->tp_lastwin; |
| } |
| else |
| goto_tabpage_tp(tp, FALSE, FALSE); |
| } |
| if (!win_valid(win)) |
| return FAIL; |
| curwin = win; |
| curbuf = curwin->w_buffer; |
| # endif |
| return OK; |
| } |
| |
| /* |
| * Restore current tabpage and window saved by switch_win(), if still valid. |
| * When "no_display" is TRUE the display won't be affected, no redraw is |
| * triggered. |
| */ |
| void |
| restore_win( |
| win_T *save_curwin UNUSED, |
| tabpage_T *save_curtab UNUSED, |
| int no_display UNUSED) |
| { |
| # ifdef FEAT_WINDOWS |
| if (save_curtab != NULL && valid_tabpage(save_curtab)) |
| { |
| if (no_display) |
| { |
| curtab->tp_firstwin = firstwin; |
| curtab->tp_lastwin = lastwin; |
| curtab = save_curtab; |
| firstwin = curtab->tp_firstwin; |
| lastwin = curtab->tp_lastwin; |
| } |
| else |
| goto_tabpage_tp(save_curtab, FALSE, FALSE); |
| } |
| if (win_valid(save_curwin)) |
| { |
| curwin = save_curwin; |
| curbuf = curwin->w_buffer; |
| } |
| # endif |
| # ifdef FEAT_AUTOCMD |
| unblock_autocmds(); |
| # endif |
| } |
| |
| /* |
| * Make "buf" the current buffer. restore_buffer() MUST be called to undo. |
| * No autocommands will be executed. Use aucmd_prepbuf() if there are any. |
| */ |
| void |
| switch_buffer(buf_T **save_curbuf, buf_T *buf) |
| { |
| # ifdef FEAT_AUTOCMD |
| block_autocmds(); |
| # endif |
| *save_curbuf = curbuf; |
| --curbuf->b_nwindows; |
| curbuf = buf; |
| curwin->w_buffer = buf; |
| ++curbuf->b_nwindows; |
| } |
| |
| /* |
| * Restore the current buffer after using switch_buffer(). |
| */ |
| void |
| restore_buffer(buf_T *save_curbuf) |
| { |
| # ifdef FEAT_AUTOCMD |
| unblock_autocmds(); |
| # endif |
| /* Check for valid buffer, just in case. */ |
| if (buf_valid(save_curbuf)) |
| { |
| --curbuf->b_nwindows; |
| curwin->w_buffer = save_curbuf; |
| curbuf = save_curbuf; |
| ++curbuf->b_nwindows; |
| } |
| } |
| #endif |
| |
| #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) |
| /* |
| * Return TRUE if there is any vertically split window. |
| */ |
| int |
| win_hasvertsplit(void) |
| { |
| frame_T *fr; |
| |
| if (topframe->fr_layout == FR_ROW) |
| return TRUE; |
| |
| if (topframe->fr_layout == FR_COL) |
| for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) |
| if (fr->fr_layout == FR_ROW) |
| return TRUE; |
| |
| return FALSE; |
| } |
| #endif |
| |
| #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) |
| /* |
| * Add match to the match list of window 'wp'. The pattern 'pat' will be |
| * highlighted with the group 'grp' with priority 'prio'. |
| * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
| * If no particular ID is desired, -1 must be specified for 'id'. |
| * Return ID of added match, -1 on failure. |
| */ |
| int |
| match_add( |
| win_T *wp, |
| char_u *grp, |
| char_u *pat, |
| int prio, |
| int id, |
| list_T *pos_list, |
| char_u *conceal_char UNUSED) /* pointer to conceal replacement char */ |
| { |
| matchitem_T *cur; |
| matchitem_T *prev; |
| matchitem_T *m; |
| int hlg_id; |
| regprog_T *regprog = NULL; |
| int rtype = SOME_VALID; |
| |
| if (*grp == NUL || (pat != NULL && *pat == NUL)) |
| return -1; |
| if (id < -1 || id == 0) |
| { |
| EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); |
| return -1; |
| } |
| if (id != -1) |
| { |
| cur = wp->w_match_head; |
| while (cur != NULL) |
| { |
| if (cur->id == id) |
| { |
| EMSGN("E801: ID already taken: %ld", id); |
| return -1; |
| } |
| cur = cur->next; |
| } |
| } |
| if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
| { |
| EMSG2(_(e_nogroup), grp); |
| return -1; |
| } |
| if (pat != NULL && (regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
| { |
| EMSG2(_(e_invarg2), pat); |
| return -1; |
| } |
| |
| /* Find available match ID. */ |
| while (id == -1) |
| { |
| cur = wp->w_match_head; |
| while (cur != NULL && cur->id != wp->w_next_match_id) |
| cur = cur->next; |
| if (cur == NULL) |
| id = wp->w_next_match_id; |
| wp->w_next_match_id++; |
| } |
| |
| /* Build new match. */ |
| m = (matchitem_T *)alloc_clear(sizeof(matchitem_T)); |
| m->id = id; |
| m->priority = prio; |
| m->pattern = pat == NULL ? NULL : vim_strsave(pat); |
| m->hlg_id = hlg_id; |
| m->match.regprog = regprog; |
| m->match.rmm_ic = FALSE; |
| m->match.rmm_maxcol = 0; |
| #ifdef FEAT_CONCEAL |
| m->conceal_char = 0; |
| if (conceal_char != NULL) |
| m->conceal_char = (*mb_ptr2char)(conceal_char); |
| #endif |
| |
| /* Set up position matches */ |
| if (pos_list != NULL) |
| { |
| linenr_T toplnum = 0; |
| linenr_T botlnum = 0; |
| listitem_T *li; |
| int i; |
| |
| for (i = 0, li = pos_list->lv_first; li != NULL && i < MAXPOSMATCH; |
| i++, li = li->li_next) |
| { |
| linenr_T lnum = 0; |
| colnr_T col = 0; |
| int len = 1; |
| list_T *subl; |
| listitem_T *subli; |
| int error = FALSE; |
| |
| if (li->li_tv.v_type == VAR_LIST) |
| { |
| subl = li->li_tv.vval.v_list; |
| if (subl == NULL) |
| goto fail; |
| subli = subl->lv_first; |
| if (subli == NULL) |
| goto fail; |
| lnum = get_tv_number_chk(&subli->li_tv, &error); |
| if (error == TRUE) |
| goto fail; |
| if (lnum == 0) |
| { |
| --i; |
| continue; |
| } |
| m->pos.pos[i].lnum = lnum; |
| subli = subli->li_next; |
| if (subli != NULL) |
| { |
| col = get_tv_number_chk(&subli->li_tv, &error); |
| if (error == TRUE) |
| goto fail; |
| subli = subli->li_next; |
| if (subli != NULL) |
| { |
| len = get_tv_number_chk(&subli->li_tv, &error); |
| if (error == TRUE) |
| goto fail; |
| } |
| } |
| m->pos.pos[i].col = col; |
| m->pos.pos[i].len = len; |
| } |
| else if (li->li_tv.v_type == VAR_NUMBER) |
| { |
| if (li->li_tv.vval.v_number == 0) |
| { |
| --i; |
| continue; |
| } |
| m->pos.pos[i].lnum = li->li_tv.vval.v_number; |
| m->pos.pos[i].col = 0; |
| m->pos.pos[i].len = 0; |
| } |
| else |
| { |
| EMSG(_("List or number required")); |
| goto fail; |
| } |
| if (toplnum == 0 || lnum < toplnum) |
| toplnum = lnum; |
| if (botlnum == 0 || lnum >= botlnum) |
| botlnum = lnum + 1; |
| } |
| |
| /* Calculate top and bottom lines for redrawing area */ |
| if (toplnum != 0) |
| { |
| if (wp->w_buffer->b_mod_set) |
| { |
| if (wp->w_buffer->b_mod_top > toplnum) |
| wp->w_buffer->b_mod_top = toplnum; |
| if (wp->w_buffer->b_mod_bot < botlnum) |
| wp->w_buffer->b_mod_bot = botlnum; |
| } |
| else |
| { |
| wp->w_buffer->b_mod_set = TRUE; |
| wp->w_buffer->b_mod_top = toplnum; |
| wp->w_buffer->b_mod_bot = botlnum; |
| wp->w_buffer->b_mod_xlines = 0; |
| } |
| m->pos.toplnum = toplnum; |
| m->pos.botlnum = botlnum; |
| rtype = VALID; |
| } |
| } |
| |
| /* Insert new match. The match list is in ascending order with regard to |
| * the match priorities. */ |
| cur = wp->w_match_head; |
| prev = cur; |
| while (cur != NULL && prio >= cur->priority) |
| { |
| prev = cur; |
| cur = cur->next; |
| } |
| if (cur == prev) |
| wp->w_match_head = m; |
| else |
| prev->next = m; |
| m->next = cur; |
| |
| redraw_later(rtype); |
| return id; |
| |
| fail: |
| vim_free(m); |
| return -1; |
| } |
| |
| /* |
| * Delete match with ID 'id' in the match list of window 'wp'. |
| * Print error messages if 'perr' is TRUE. |
| */ |
| int |
| match_delete(win_T *wp, int id, int perr) |
| { |
| matchitem_T *cur = wp->w_match_head; |
| matchitem_T *prev = cur; |
| int rtype = SOME_VALID; |
| |
| if (id < 1) |
| { |
| if (perr == TRUE) |
| EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", |
| id); |
| return -1; |
| } |
| while (cur != NULL && cur->id != id) |
| { |
| prev = cur; |
| cur = cur->next; |
| } |
| if (cur == NULL) |
| { |
| if (perr == TRUE) |
| EMSGN("E803: ID not found: %ld", id); |
| return -1; |
| } |
| if (cur == prev) |
| wp->w_match_head = cur->next; |
| else |
| prev->next = cur->next; |
| vim_regfree(cur->match.regprog); |
| vim_free(cur->pattern); |
| if (cur->pos.toplnum != 0) |
| { |
| if (wp->w_buffer->b_mod_set) |
| { |
| if (wp->w_buffer->b_mod_top > cur->pos.toplnum) |
| wp->w_buffer->b_mod_top = cur->pos.toplnum; |
| if (wp->w_buffer->b_mod_bot < cur->pos.botlnum) |
| wp->w_buffer->b_mod_bot = cur->pos.botlnum; |
| } |
| else |
| { |
| wp->w_buffer->b_mod_set = TRUE; |
| wp->w_buffer->b_mod_top = cur->pos.toplnum; |
| wp->w_buffer->b_mod_bot = cur->pos.botlnum; |
| wp->w_buffer->b_mod_xlines = 0; |
| } |
| rtype = VALID; |
| } |
| vim_free(cur); |
| redraw_later(rtype); |
| return 0; |
| } |
| |
| /* |
| * Delete all matches in the match list of window 'wp'. |
| */ |
| void |
| clear_matches(win_T *wp) |
| { |
| matchitem_T *m; |
| |
| while (wp->w_match_head != NULL) |
| { |
| m = wp->w_match_head->next; |
| vim_regfree(wp->w_match_head->match.regprog); |
| vim_free(wp->w_match_head->pattern); |
| vim_free(wp->w_match_head); |
| wp->w_match_head = m; |
| } |
| redraw_later(SOME_VALID); |
| } |
| |
| /* |
| * Get match from ID 'id' in window 'wp'. |
| * Return NULL if match not found. |
| */ |
| matchitem_T * |
| get_match(win_T *wp, int id) |
| { |
| matchitem_T *cur = wp->w_match_head; |
| |
| while (cur != NULL && cur->id != id) |
| cur = cur->next; |
| return cur; |
| } |
| #endif |
| |
| #if defined(FEAT_PYTHON) || defined(FEAT_PYTHON3) || defined(PROTO) |
| int |
| get_win_number(win_T *wp, win_T *first_win) |
| { |
| int i = 1; |
| win_T *w; |
| |
| for (w = first_win; w != NULL && w != wp; w = W_NEXT(w)) |
| ++i; |
| |
| if (w == NULL) |
| return 0; |
| else |
| return i; |
| } |
| |
| int |
| get_tab_number(tabpage_T *tp UNUSED) |
| { |
| int i = 1; |
| # ifdef FEAT_WINDOWS |
| tabpage_T *t; |
| |
| for (t = first_tabpage; t != NULL && t != tp; t = t->tp_next) |
| ++i; |
| |
| if (t == NULL) |
| return 0; |
| else |
| # endif |
| return i; |
| } |
| #endif |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| /* |
| * Return TRUE if "topfrp" and its children are at the right height. |
| */ |
| static int |
| frame_check_height(frame_T *topfrp, int height) |
| { |
| frame_T *frp; |
| |
| if (topfrp->fr_height != height) |
| return FALSE; |
| |
| if (topfrp->fr_layout == FR_ROW) |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| if (frp->fr_height != height) |
| return FALSE; |
| |
| return TRUE; |
| } |
| #endif |
| |
| #if defined(FEAT_VERTSPLIT) || defined(PROTO) |
| /* |
| * Return TRUE if "topfrp" and its children are at the right width. |
| */ |
| static int |
| frame_check_width(frame_T *topfrp, int width) |
| { |
| frame_T *frp; |
| |
| if (topfrp->fr_width != width) |
| return FALSE; |
| |
| if (topfrp->fr_layout == FR_COL) |
| for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) |
| if (frp->fr_width != width) |
| return FALSE; |
| |
| return TRUE; |
| } |
| #endif |
| |