| /* vi:set ts=8 sts=4 sw=4: |
| * |
| * VIM - Vi IMproved by Bram Moolenaar |
| * |
| * Do ":help uganda" in Vim to read copying and usage conditions. |
| * Do ":help credits" in Vim to see a list of people who contributed. |
| * See README.txt for an overview of the Vim source code. |
| */ |
| |
| /* |
| * ui.c: functions that handle the user interface. |
| * 1. Keyboard input stuff, and a bit of windowing stuff. These are called |
| * before the machine specific stuff (mch_*) so that we can call the GUI |
| * stuff instead if the GUI is running. |
| * 2. Clipboard stuff. |
| * 3. Input buffer stuff. |
| */ |
| |
| #include "vim.h" |
| |
| void |
| ui_write(s, len) |
| char_u *s; |
| int len; |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use && !gui.dying && !gui.starting) |
| { |
| gui_write(s, len); |
| if (p_wd) |
| gui_wait_for_chars(p_wd); |
| return; |
| } |
| #endif |
| #ifndef NO_CONSOLE |
| /* Don't output anything in silent mode ("ex -s") unless 'verbose' set */ |
| if (!(silent_mode && p_verbose == 0)) |
| { |
| #ifdef FEAT_MBYTE |
| char_u *tofree = NULL; |
| |
| if (output_conv.vc_type != CONV_NONE) |
| { |
| /* Convert characters from 'encoding' to 'termencoding'. */ |
| tofree = string_convert(&output_conv, s, &len); |
| if (tofree != NULL) |
| s = tofree; |
| } |
| #endif |
| |
| mch_write(s, len); |
| |
| #ifdef FEAT_MBYTE |
| if (output_conv.vc_type != CONV_NONE) |
| vim_free(tofree); |
| #endif |
| } |
| #endif |
| } |
| |
| #if defined(UNIX) || defined(VMS) || defined(PROTO) || defined(WIN3264) |
| /* |
| * When executing an external program, there may be some typed characters that |
| * are not consumed by it. Give them back to ui_inchar() and they are stored |
| * here for the next call. |
| */ |
| static char_u *ta_str = NULL; |
| static int ta_off; /* offset for next char to use when ta_str != NULL */ |
| static int ta_len; /* length of ta_str when it's not NULL*/ |
| |
| void |
| ui_inchar_undo(s, len) |
| char_u *s; |
| int len; |
| { |
| char_u *new; |
| int newlen; |
| |
| newlen = len; |
| if (ta_str != NULL) |
| newlen += ta_len - ta_off; |
| new = alloc(newlen); |
| if (new != NULL) |
| { |
| if (ta_str != NULL) |
| { |
| mch_memmove(new, ta_str + ta_off, (size_t)(ta_len - ta_off)); |
| mch_memmove(new + ta_len - ta_off, s, (size_t)len); |
| vim_free(ta_str); |
| } |
| else |
| mch_memmove(new, s, (size_t)len); |
| ta_str = new; |
| ta_len = newlen; |
| ta_off = 0; |
| } |
| } |
| #endif |
| |
| /* |
| * ui_inchar(): low level input funcion. |
| * Get characters from the keyboard. |
| * Return the number of characters that are available. |
| * If "wtime" == 0 do not wait for characters. |
| * If "wtime" == -1 wait forever for characters. |
| * If "wtime" > 0 wait "wtime" milliseconds for a character. |
| * |
| * "tb_change_cnt" is the value of typebuf.tb_change_cnt if "buf" points into |
| * it. When typebuf.tb_change_cnt changes (e.g., when a message is received |
| * from a remote client) "buf" can no longer be used. "tb_change_cnt" is NULL |
| * otherwise. |
| */ |
| int |
| ui_inchar(buf, maxlen, wtime, tb_change_cnt) |
| char_u *buf; |
| int maxlen; |
| long wtime; /* don't use "time", MIPS cannot handle it */ |
| int tb_change_cnt; |
| { |
| int retval = 0; |
| |
| #if defined(FEAT_GUI) && (defined(UNIX) || defined(VMS)) |
| /* |
| * Use the typeahead if there is any. |
| */ |
| if (ta_str != NULL) |
| { |
| if (maxlen >= ta_len - ta_off) |
| { |
| mch_memmove(buf, ta_str + ta_off, (size_t)ta_len); |
| vim_free(ta_str); |
| ta_str = NULL; |
| return ta_len; |
| } |
| mch_memmove(buf, ta_str + ta_off, (size_t)maxlen); |
| ta_off += maxlen; |
| return maxlen; |
| } |
| #endif |
| |
| #ifdef FEAT_PROFILE |
| if (do_profiling == PROF_YES && wtime != 0) |
| prof_inchar_enter(); |
| #endif |
| |
| #ifdef NO_CONSOLE_INPUT |
| /* Don't wait for character input when the window hasn't been opened yet. |
| * Do try reading, this works when redirecting stdin from a file. |
| * Must return something, otherwise we'll loop forever. If we run into |
| * this very often we probably got stuck, exit Vim. */ |
| if (no_console_input()) |
| { |
| static int count = 0; |
| |
| # ifndef NO_CONSOLE |
| retval = mch_inchar(buf, maxlen, (wtime >= 0 && wtime < 10) |
| ? 10L : wtime, tb_change_cnt); |
| if (retval > 0 || typebuf_changed(tb_change_cnt) || wtime >= 0) |
| goto theend; |
| # endif |
| if (wtime == -1 && ++count == 1000) |
| read_error_exit(); |
| buf[0] = CAR; |
| retval = 1; |
| goto theend; |
| } |
| #endif |
| |
| /* If we are going to wait for some time or block... */ |
| if (wtime == -1 || wtime > 100L) |
| { |
| /* ... allow signals to kill us. */ |
| (void)vim_handle_signal(SIGNAL_UNBLOCK); |
| |
| /* ... there is no need for CTRL-C to interrupt something, don't let |
| * it set got_int when it was mapped. */ |
| if (mapped_ctrl_c) |
| ctrl_c_interrupts = FALSE; |
| } |
| |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| if (gui_wait_for_chars(wtime) && !typebuf_changed(tb_change_cnt)) |
| retval = read_from_input_buf(buf, (long)maxlen); |
| } |
| #endif |
| #ifndef NO_CONSOLE |
| # ifdef FEAT_GUI |
| else |
| # endif |
| { |
| retval = mch_inchar(buf, maxlen, wtime, tb_change_cnt); |
| } |
| #endif |
| |
| if (wtime == -1 || wtime > 100L) |
| /* block SIGHUP et al. */ |
| (void)vim_handle_signal(SIGNAL_BLOCK); |
| |
| ctrl_c_interrupts = TRUE; |
| |
| #ifdef NO_CONSOLE_INPUT |
| theend: |
| #endif |
| #ifdef FEAT_PROFILE |
| if (do_profiling == PROF_YES && wtime != 0) |
| prof_inchar_exit(); |
| #endif |
| return retval; |
| } |
| |
| /* |
| * return non-zero if a character is available |
| */ |
| int |
| ui_char_avail() |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| gui_mch_update(); |
| return input_available(); |
| } |
| #endif |
| #ifndef NO_CONSOLE |
| # ifdef NO_CONSOLE_INPUT |
| if (no_console_input()) |
| return 0; |
| # endif |
| return mch_char_avail(); |
| #else |
| return 0; |
| #endif |
| } |
| |
| /* |
| * Delay for the given number of milliseconds. If ignoreinput is FALSE then we |
| * cancel the delay if a key is hit. |
| */ |
| void |
| ui_delay(msec, ignoreinput) |
| long msec; |
| int ignoreinput; |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use && !ignoreinput) |
| gui_wait_for_chars(msec); |
| else |
| #endif |
| mch_delay(msec, ignoreinput); |
| } |
| |
| /* |
| * If the machine has job control, use it to suspend the program, |
| * otherwise fake it by starting a new shell. |
| * When running the GUI iconify the window. |
| */ |
| void |
| ui_suspend() |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| gui_mch_iconify(); |
| return; |
| } |
| #endif |
| mch_suspend(); |
| } |
| |
| #if !defined(UNIX) || !defined(SIGTSTP) || defined(PROTO) || defined(__BEOS__) |
| /* |
| * When the OS can't really suspend, call this function to start a shell. |
| * This is never called in the GUI. |
| */ |
| void |
| suspend_shell() |
| { |
| if (*p_sh == NUL) |
| EMSG(_(e_shellempty)); |
| else |
| { |
| MSG_PUTS(_("new shell started\n")); |
| do_shell(NULL, 0); |
| } |
| } |
| #endif |
| |
| /* |
| * Try to get the current Vim shell size. Put the result in Rows and Columns. |
| * Use the new sizes as defaults for 'columns' and 'lines'. |
| * Return OK when size could be determined, FAIL otherwise. |
| */ |
| int |
| ui_get_shellsize() |
| { |
| int retval; |
| |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| retval = gui_get_shellsize(); |
| else |
| #endif |
| retval = mch_get_shellsize(); |
| |
| check_shellsize(); |
| |
| /* adjust the default for 'lines' and 'columns' */ |
| if (retval == OK) |
| { |
| set_number_default("lines", Rows); |
| set_number_default("columns", Columns); |
| } |
| return retval; |
| } |
| |
| /* |
| * Set the size of the Vim shell according to Rows and Columns, if possible. |
| * The gui_set_shellsize() or mch_set_shellsize() function will try to set the |
| * new size. If this is not possible, it will adjust Rows and Columns. |
| */ |
| void |
| ui_set_shellsize(mustset) |
| int mustset UNUSED; /* set by the user */ |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_set_shellsize(mustset, |
| # ifdef WIN3264 |
| TRUE |
| # else |
| FALSE |
| # endif |
| , RESIZE_BOTH); |
| else |
| #endif |
| mch_set_shellsize(); |
| } |
| |
| /* |
| * Called when Rows and/or Columns changed. Adjust scroll region and mouse |
| * region. |
| */ |
| void |
| ui_new_shellsize() |
| { |
| if (full_screen && !exiting) |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_new_shellsize(); |
| else |
| #endif |
| mch_new_shellsize(); |
| } |
| } |
| |
| void |
| ui_breakcheck() |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_mch_update(); |
| else |
| #endif |
| mch_breakcheck(); |
| } |
| |
| /***************************************************************************** |
| * Functions for copying and pasting text between applications. |
| * This is always included in a GUI version, but may also be included when the |
| * clipboard and mouse is available to a terminal version such as xterm. |
| * Note: there are some more functions in ops.c that handle selection stuff. |
| * |
| * Also note that the majority of functions here deal with the X 'primary' |
| * (visible - for Visual mode use) selection, and only that. There are no |
| * versions of these for the 'clipboard' selection, as Visual mode has no use |
| * for them. |
| */ |
| |
| #if defined(FEAT_CLIPBOARD) || defined(PROTO) |
| |
| /* |
| * Selection stuff using Visual mode, for cutting and pasting text to other |
| * windows. |
| */ |
| |
| /* |
| * Call this to initialise the clipboard. Pass it FALSE if the clipboard code |
| * is included, but the clipboard can not be used, or TRUE if the clipboard can |
| * be used. Eg unix may call this with FALSE, then call it again with TRUE if |
| * the GUI starts. |
| */ |
| void |
| clip_init(can_use) |
| int can_use; |
| { |
| VimClipboard *cb; |
| |
| cb = &clip_star; |
| for (;;) |
| { |
| cb->available = can_use; |
| cb->owned = FALSE; |
| cb->start.lnum = 0; |
| cb->start.col = 0; |
| cb->end.lnum = 0; |
| cb->end.col = 0; |
| cb->state = SELECT_CLEARED; |
| |
| if (cb == &clip_plus) |
| break; |
| cb = &clip_plus; |
| } |
| } |
| |
| /* |
| * Check whether the VIsual area has changed, and if so try to become the owner |
| * of the selection, and free any old converted selection we may still have |
| * lying around. If the VIsual mode has ended, make a copy of what was |
| * selected so we can still give it to others. Will probably have to make sure |
| * this is called whenever VIsual mode is ended. |
| */ |
| void |
| clip_update_selection() |
| { |
| pos_T start, end; |
| |
| /* If visual mode is only due to a redo command ("."), then ignore it */ |
| if (!redo_VIsual_busy && VIsual_active && (State & NORMAL)) |
| { |
| if (lt(VIsual, curwin->w_cursor)) |
| { |
| start = VIsual; |
| end = curwin->w_cursor; |
| #ifdef FEAT_MBYTE |
| if (has_mbyte) |
| end.col += (*mb_ptr2len)(ml_get_cursor()) - 1; |
| #endif |
| } |
| else |
| { |
| start = curwin->w_cursor; |
| end = VIsual; |
| } |
| if (!equalpos(clip_star.start, start) |
| || !equalpos(clip_star.end, end) |
| || clip_star.vmode != VIsual_mode) |
| { |
| clip_clear_selection(); |
| clip_star.start = start; |
| clip_star.end = end; |
| clip_star.vmode = VIsual_mode; |
| clip_free_selection(&clip_star); |
| clip_own_selection(&clip_star); |
| clip_gen_set_selection(&clip_star); |
| } |
| } |
| } |
| |
| void |
| clip_own_selection(cbd) |
| VimClipboard *cbd; |
| { |
| /* |
| * Also want to check somehow that we are reading from the keyboard rather |
| * than a mapping etc. |
| */ |
| #ifdef FEAT_X11 |
| /* Always own the selection, we might have lost it without being |
| * notified, e.g. during a ":sh" command. */ |
| if (cbd->available) |
| { |
| int was_owned = cbd->owned; |
| |
| cbd->owned = (clip_gen_own_selection(cbd) == OK); |
| if (!was_owned && cbd == &clip_star) |
| { |
| /* May have to show a different kind of highlighting for the |
| * selected area. There is no specific redraw command for this, |
| * just redraw all windows on the current buffer. */ |
| if (cbd->owned |
| && (get_real_state() == VISUAL |
| || get_real_state() == SELECTMODE) |
| && clip_isautosel() |
| && hl_attr(HLF_V) != hl_attr(HLF_VNC)) |
| redraw_curbuf_later(INVERTED_ALL); |
| } |
| } |
| #else |
| /* Only own the clibpard when we didn't own it yet. */ |
| if (!cbd->owned && cbd->available) |
| cbd->owned = (clip_gen_own_selection(cbd) == OK); |
| #endif |
| } |
| |
| void |
| clip_lose_selection(cbd) |
| VimClipboard *cbd; |
| { |
| #ifdef FEAT_X11 |
| int was_owned = cbd->owned; |
| #endif |
| int visual_selection = (cbd == &clip_star); |
| |
| clip_free_selection(cbd); |
| cbd->owned = FALSE; |
| if (visual_selection) |
| clip_clear_selection(); |
| clip_gen_lose_selection(cbd); |
| #ifdef FEAT_X11 |
| if (visual_selection) |
| { |
| /* May have to show a different kind of highlighting for the selected |
| * area. There is no specific redraw command for this, just redraw all |
| * windows on the current buffer. */ |
| if (was_owned |
| && (get_real_state() == VISUAL |
| || get_real_state() == SELECTMODE) |
| && clip_isautosel() |
| && hl_attr(HLF_V) != hl_attr(HLF_VNC)) |
| { |
| update_curbuf(INVERTED_ALL); |
| setcursor(); |
| cursor_on(); |
| out_flush(); |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_update_cursor(TRUE, FALSE); |
| # endif |
| } |
| } |
| #endif |
| } |
| |
| void |
| clip_copy_selection() |
| { |
| if (VIsual_active && (State & NORMAL) && clip_star.available) |
| { |
| if (clip_isautosel()) |
| clip_update_selection(); |
| clip_free_selection(&clip_star); |
| clip_own_selection(&clip_star); |
| if (clip_star.owned) |
| clip_get_selection(&clip_star); |
| clip_gen_set_selection(&clip_star); |
| } |
| } |
| |
| /* |
| * Called when Visual mode is ended: update the selection. |
| */ |
| void |
| clip_auto_select() |
| { |
| if (clip_isautosel()) |
| clip_copy_selection(); |
| } |
| |
| /* |
| * Return TRUE if automatic selection of Visual area is desired. |
| */ |
| int |
| clip_isautosel() |
| { |
| return ( |
| #ifdef FEAT_GUI |
| gui.in_use ? (vim_strchr(p_go, GO_ASEL) != NULL) : |
| #endif |
| clip_autoselect); |
| } |
| |
| |
| /* |
| * Stuff for general mouse selection, without using Visual mode. |
| */ |
| |
| static int clip_compare_pos __ARGS((int row1, int col1, int row2, int col2)); |
| static void clip_invert_area __ARGS((int, int, int, int, int how)); |
| static void clip_invert_rectangle __ARGS((int row, int col, int height, int width, int invert)); |
| static void clip_get_word_boundaries __ARGS((VimClipboard *, int, int)); |
| static int clip_get_line_end __ARGS((int)); |
| static void clip_update_modeless_selection __ARGS((VimClipboard *, int, int, |
| int, int)); |
| |
| /* flags for clip_invert_area() */ |
| #define CLIP_CLEAR 1 |
| #define CLIP_SET 2 |
| #define CLIP_TOGGLE 3 |
| |
| /* |
| * Start, continue or end a modeless selection. Used when editing the |
| * command-line and in the cmdline window. |
| */ |
| void |
| clip_modeless(button, is_click, is_drag) |
| int button; |
| int is_click; |
| int is_drag; |
| { |
| int repeat; |
| |
| repeat = ((clip_star.mode == SELECT_MODE_CHAR |
| || clip_star.mode == SELECT_MODE_LINE) |
| && (mod_mask & MOD_MASK_2CLICK)) |
| || (clip_star.mode == SELECT_MODE_WORD |
| && (mod_mask & MOD_MASK_3CLICK)); |
| if (is_click && button == MOUSE_RIGHT) |
| { |
| /* Right mouse button: If there was no selection, start one. |
| * Otherwise extend the existing selection. */ |
| if (clip_star.state == SELECT_CLEARED) |
| clip_start_selection(mouse_col, mouse_row, FALSE); |
| clip_process_selection(button, mouse_col, mouse_row, repeat); |
| } |
| else if (is_click) |
| clip_start_selection(mouse_col, mouse_row, repeat); |
| else if (is_drag) |
| { |
| /* Don't try extending a selection if there isn't one. Happens when |
| * button-down is in the cmdline and them moving mouse upwards. */ |
| if (clip_star.state != SELECT_CLEARED) |
| clip_process_selection(button, mouse_col, mouse_row, repeat); |
| } |
| else /* release */ |
| clip_process_selection(MOUSE_RELEASE, mouse_col, mouse_row, FALSE); |
| } |
| |
| /* |
| * Compare two screen positions ala strcmp() |
| */ |
| static int |
| clip_compare_pos(row1, col1, row2, col2) |
| int row1; |
| int col1; |
| int row2; |
| int col2; |
| { |
| if (row1 > row2) return(1); |
| if (row1 < row2) return(-1); |
| if (col1 > col2) return(1); |
| if (col1 < col2) return(-1); |
| return(0); |
| } |
| |
| /* |
| * Start the selection |
| */ |
| void |
| clip_start_selection(col, row, repeated_click) |
| int col; |
| int row; |
| int repeated_click; |
| { |
| VimClipboard *cb = &clip_star; |
| |
| if (cb->state == SELECT_DONE) |
| clip_clear_selection(); |
| |
| row = check_row(row); |
| col = check_col(col); |
| #ifdef FEAT_MBYTE |
| col = mb_fix_col(col, row); |
| #endif |
| |
| cb->start.lnum = row; |
| cb->start.col = col; |
| cb->end = cb->start; |
| cb->origin_row = (short_u)cb->start.lnum; |
| cb->state = SELECT_IN_PROGRESS; |
| |
| if (repeated_click) |
| { |
| if (++cb->mode > SELECT_MODE_LINE) |
| cb->mode = SELECT_MODE_CHAR; |
| } |
| else |
| cb->mode = SELECT_MODE_CHAR; |
| |
| #ifdef FEAT_GUI |
| /* clear the cursor until the selection is made */ |
| if (gui.in_use) |
| gui_undraw_cursor(); |
| #endif |
| |
| switch (cb->mode) |
| { |
| case SELECT_MODE_CHAR: |
| cb->origin_start_col = cb->start.col; |
| cb->word_end_col = clip_get_line_end((int)cb->start.lnum); |
| break; |
| |
| case SELECT_MODE_WORD: |
| clip_get_word_boundaries(cb, (int)cb->start.lnum, cb->start.col); |
| cb->origin_start_col = cb->word_start_col; |
| cb->origin_end_col = cb->word_end_col; |
| |
| clip_invert_area((int)cb->start.lnum, cb->word_start_col, |
| (int)cb->end.lnum, cb->word_end_col, CLIP_SET); |
| cb->start.col = cb->word_start_col; |
| cb->end.col = cb->word_end_col; |
| break; |
| |
| case SELECT_MODE_LINE: |
| clip_invert_area((int)cb->start.lnum, 0, (int)cb->start.lnum, |
| (int)Columns, CLIP_SET); |
| cb->start.col = 0; |
| cb->end.col = Columns; |
| break; |
| } |
| |
| cb->prev = cb->start; |
| |
| #ifdef DEBUG_SELECTION |
| printf("Selection started at (%u,%u)\n", cb->start.lnum, cb->start.col); |
| #endif |
| } |
| |
| /* |
| * Continue processing the selection |
| */ |
| void |
| clip_process_selection(button, col, row, repeated_click) |
| int button; |
| int col; |
| int row; |
| int_u repeated_click; |
| { |
| VimClipboard *cb = &clip_star; |
| int diff; |
| int slen = 1; /* cursor shape width */ |
| |
| if (button == MOUSE_RELEASE) |
| { |
| /* Check to make sure we have something selected */ |
| if (cb->start.lnum == cb->end.lnum && cb->start.col == cb->end.col) |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_update_cursor(FALSE, FALSE); |
| #endif |
| cb->state = SELECT_CLEARED; |
| return; |
| } |
| |
| #ifdef DEBUG_SELECTION |
| printf("Selection ended: (%u,%u) to (%u,%u)\n", cb->start.lnum, |
| cb->start.col, cb->end.lnum, cb->end.col); |
| #endif |
| if (clip_isautosel() |
| || ( |
| #ifdef FEAT_GUI |
| gui.in_use ? (vim_strchr(p_go, GO_ASELML) != NULL) : |
| #endif |
| clip_autoselectml)) |
| clip_copy_modeless_selection(FALSE); |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_update_cursor(FALSE, FALSE); |
| #endif |
| |
| cb->state = SELECT_DONE; |
| return; |
| } |
| |
| row = check_row(row); |
| col = check_col(col); |
| #ifdef FEAT_MBYTE |
| col = mb_fix_col(col, row); |
| #endif |
| |
| if (col == (int)cb->prev.col && row == cb->prev.lnum && !repeated_click) |
| return; |
| |
| /* |
| * When extending the selection with the right mouse button, swap the |
| * start and end if the position is before half the selection |
| */ |
| if (cb->state == SELECT_DONE && button == MOUSE_RIGHT) |
| { |
| /* |
| * If the click is before the start, or the click is inside the |
| * selection and the start is the closest side, set the origin to the |
| * end of the selection. |
| */ |
| if (clip_compare_pos(row, col, (int)cb->start.lnum, cb->start.col) < 0 |
| || (clip_compare_pos(row, col, |
| (int)cb->end.lnum, cb->end.col) < 0 |
| && (((cb->start.lnum == cb->end.lnum |
| && cb->end.col - col > col - cb->start.col)) |
| || ((diff = (cb->end.lnum - row) - |
| (row - cb->start.lnum)) > 0 |
| || (diff == 0 && col < (int)(cb->start.col + |
| cb->end.col) / 2))))) |
| { |
| cb->origin_row = (short_u)cb->end.lnum; |
| cb->origin_start_col = cb->end.col - 1; |
| cb->origin_end_col = cb->end.col; |
| } |
| else |
| { |
| cb->origin_row = (short_u)cb->start.lnum; |
| cb->origin_start_col = cb->start.col; |
| cb->origin_end_col = cb->start.col; |
| } |
| if (cb->mode == SELECT_MODE_WORD && !repeated_click) |
| cb->mode = SELECT_MODE_CHAR; |
| } |
| |
| /* set state, for when using the right mouse button */ |
| cb->state = SELECT_IN_PROGRESS; |
| |
| #ifdef DEBUG_SELECTION |
| printf("Selection extending to (%d,%d)\n", row, col); |
| #endif |
| |
| if (repeated_click && ++cb->mode > SELECT_MODE_LINE) |
| cb->mode = SELECT_MODE_CHAR; |
| |
| switch (cb->mode) |
| { |
| case SELECT_MODE_CHAR: |
| /* If we're on a different line, find where the line ends */ |
| if (row != cb->prev.lnum) |
| cb->word_end_col = clip_get_line_end(row); |
| |
| /* See if we are before or after the origin of the selection */ |
| if (clip_compare_pos(row, col, cb->origin_row, |
| cb->origin_start_col) >= 0) |
| { |
| if (col >= (int)cb->word_end_col) |
| clip_update_modeless_selection(cb, cb->origin_row, |
| cb->origin_start_col, row, (int)Columns); |
| else |
| { |
| #ifdef FEAT_MBYTE |
| if (has_mbyte && mb_lefthalve(row, col)) |
| slen = 2; |
| #endif |
| clip_update_modeless_selection(cb, cb->origin_row, |
| cb->origin_start_col, row, col + slen); |
| } |
| } |
| else |
| { |
| #ifdef FEAT_MBYTE |
| if (has_mbyte |
| && mb_lefthalve(cb->origin_row, cb->origin_start_col)) |
| slen = 2; |
| #endif |
| if (col >= (int)cb->word_end_col) |
| clip_update_modeless_selection(cb, row, cb->word_end_col, |
| cb->origin_row, cb->origin_start_col + slen); |
| else |
| clip_update_modeless_selection(cb, row, col, |
| cb->origin_row, cb->origin_start_col + slen); |
| } |
| break; |
| |
| case SELECT_MODE_WORD: |
| /* If we are still within the same word, do nothing */ |
| if (row == cb->prev.lnum && col >= (int)cb->word_start_col |
| && col < (int)cb->word_end_col && !repeated_click) |
| return; |
| |
| /* Get new word boundaries */ |
| clip_get_word_boundaries(cb, row, col); |
| |
| /* Handle being after the origin point of selection */ |
| if (clip_compare_pos(row, col, cb->origin_row, |
| cb->origin_start_col) >= 0) |
| clip_update_modeless_selection(cb, cb->origin_row, |
| cb->origin_start_col, row, cb->word_end_col); |
| else |
| clip_update_modeless_selection(cb, row, cb->word_start_col, |
| cb->origin_row, cb->origin_end_col); |
| break; |
| |
| case SELECT_MODE_LINE: |
| if (row == cb->prev.lnum && !repeated_click) |
| return; |
| |
| if (clip_compare_pos(row, col, cb->origin_row, |
| cb->origin_start_col) >= 0) |
| clip_update_modeless_selection(cb, cb->origin_row, 0, row, |
| (int)Columns); |
| else |
| clip_update_modeless_selection(cb, row, 0, cb->origin_row, |
| (int)Columns); |
| break; |
| } |
| |
| cb->prev.lnum = row; |
| cb->prev.col = col; |
| |
| #ifdef DEBUG_SELECTION |
| printf("Selection is: (%u,%u) to (%u,%u)\n", cb->start.lnum, |
| cb->start.col, cb->end.lnum, cb->end.col); |
| #endif |
| } |
| |
| # if defined(FEAT_GUI) || defined(PROTO) |
| /* |
| * Redraw part of the selection if character at "row,col" is inside of it. |
| * Only used for the GUI. |
| */ |
| void |
| clip_may_redraw_selection(row, col, len) |
| int row, col; |
| int len; |
| { |
| int start = col; |
| int end = col + len; |
| |
| if (clip_star.state != SELECT_CLEARED |
| && row >= clip_star.start.lnum |
| && row <= clip_star.end.lnum) |
| { |
| if (row == clip_star.start.lnum && start < (int)clip_star.start.col) |
| start = clip_star.start.col; |
| if (row == clip_star.end.lnum && end > (int)clip_star.end.col) |
| end = clip_star.end.col; |
| if (end > start) |
| clip_invert_area(row, start, row, end, 0); |
| } |
| } |
| # endif |
| |
| /* |
| * Called from outside to clear selected region from the display |
| */ |
| void |
| clip_clear_selection() |
| { |
| VimClipboard *cb = &clip_star; |
| |
| if (cb->state == SELECT_CLEARED) |
| return; |
| |
| clip_invert_area((int)cb->start.lnum, cb->start.col, (int)cb->end.lnum, |
| cb->end.col, CLIP_CLEAR); |
| cb->state = SELECT_CLEARED; |
| } |
| |
| /* |
| * Clear the selection if any lines from "row1" to "row2" are inside of it. |
| */ |
| void |
| clip_may_clear_selection(row1, row2) |
| int row1, row2; |
| { |
| if (clip_star.state == SELECT_DONE |
| && row2 >= clip_star.start.lnum |
| && row1 <= clip_star.end.lnum) |
| clip_clear_selection(); |
| } |
| |
| /* |
| * Called before the screen is scrolled up or down. Adjusts the line numbers |
| * of the selection. Call with big number when clearing the screen. |
| */ |
| void |
| clip_scroll_selection(rows) |
| int rows; /* negative for scroll down */ |
| { |
| int lnum; |
| |
| if (clip_star.state == SELECT_CLEARED) |
| return; |
| |
| lnum = clip_star.start.lnum - rows; |
| if (lnum <= 0) |
| clip_star.start.lnum = 0; |
| else if (lnum >= screen_Rows) /* scrolled off of the screen */ |
| clip_star.state = SELECT_CLEARED; |
| else |
| clip_star.start.lnum = lnum; |
| |
| lnum = clip_star.end.lnum - rows; |
| if (lnum < 0) /* scrolled off of the screen */ |
| clip_star.state = SELECT_CLEARED; |
| else if (lnum >= screen_Rows) |
| clip_star.end.lnum = screen_Rows - 1; |
| else |
| clip_star.end.lnum = lnum; |
| } |
| |
| /* |
| * Invert a region of the display between a starting and ending row and column |
| * Values for "how": |
| * CLIP_CLEAR: undo inversion |
| * CLIP_SET: set inversion |
| * CLIP_TOGGLE: set inversion if pos1 < pos2, undo inversion otherwise. |
| * 0: invert (GUI only). |
| */ |
| static void |
| clip_invert_area(row1, col1, row2, col2, how) |
| int row1; |
| int col1; |
| int row2; |
| int col2; |
| int how; |
| { |
| int invert = FALSE; |
| |
| if (how == CLIP_SET) |
| invert = TRUE; |
| |
| /* Swap the from and to positions so the from is always before */ |
| if (clip_compare_pos(row1, col1, row2, col2) > 0) |
| { |
| int tmp_row, tmp_col; |
| |
| tmp_row = row1; |
| tmp_col = col1; |
| row1 = row2; |
| col1 = col2; |
| row2 = tmp_row; |
| col2 = tmp_col; |
| } |
| else if (how == CLIP_TOGGLE) |
| invert = TRUE; |
| |
| /* If all on the same line, do it the easy way */ |
| if (row1 == row2) |
| { |
| clip_invert_rectangle(row1, col1, 1, col2 - col1, invert); |
| } |
| else |
| { |
| /* Handle a piece of the first line */ |
| if (col1 > 0) |
| { |
| clip_invert_rectangle(row1, col1, 1, (int)Columns - col1, invert); |
| row1++; |
| } |
| |
| /* Handle a piece of the last line */ |
| if (col2 < Columns - 1) |
| { |
| clip_invert_rectangle(row2, 0, 1, col2, invert); |
| row2--; |
| } |
| |
| /* Handle the rectangle thats left */ |
| if (row2 >= row1) |
| clip_invert_rectangle(row1, 0, row2 - row1 + 1, (int)Columns, |
| invert); |
| } |
| } |
| |
| /* |
| * Invert or un-invert a rectangle of the screen. |
| * "invert" is true if the result is inverted. |
| */ |
| static void |
| clip_invert_rectangle(row, col, height, width, invert) |
| int row; |
| int col; |
| int height; |
| int width; |
| int invert; |
| { |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_mch_invert_rectangle(row, col, height, width); |
| else |
| #endif |
| screen_draw_rectangle(row, col, height, width, invert); |
| } |
| |
| /* |
| * Copy the currently selected area into the '*' register so it will be |
| * available for pasting. |
| * When "both" is TRUE also copy to the '+' register. |
| */ |
| void |
| clip_copy_modeless_selection(both) |
| int both UNUSED; |
| { |
| char_u *buffer; |
| char_u *bufp; |
| int row; |
| int start_col; |
| int end_col; |
| int line_end_col; |
| int add_newline_flag = FALSE; |
| int len; |
| #ifdef FEAT_MBYTE |
| char_u *p; |
| #endif |
| int row1 = clip_star.start.lnum; |
| int col1 = clip_star.start.col; |
| int row2 = clip_star.end.lnum; |
| int col2 = clip_star.end.col; |
| |
| /* Can't use ScreenLines unless initialized */ |
| if (ScreenLines == NULL) |
| return; |
| |
| /* |
| * Make sure row1 <= row2, and if row1 == row2 that col1 <= col2. |
| */ |
| if (row1 > row2) |
| { |
| row = row1; row1 = row2; row2 = row; |
| row = col1; col1 = col2; col2 = row; |
| } |
| else if (row1 == row2 && col1 > col2) |
| { |
| row = col1; col1 = col2; col2 = row; |
| } |
| #ifdef FEAT_MBYTE |
| /* correct starting point for being on right halve of double-wide char */ |
| p = ScreenLines + LineOffset[row1]; |
| if (enc_dbcs != 0) |
| col1 -= (*mb_head_off)(p, p + col1); |
| else if (enc_utf8 && p[col1] == 0) |
| --col1; |
| #endif |
| |
| /* Create a temporary buffer for storing the text */ |
| len = (row2 - row1 + 1) * Columns + 1; |
| #ifdef FEAT_MBYTE |
| if (enc_dbcs != 0) |
| len *= 2; /* max. 2 bytes per display cell */ |
| else if (enc_utf8) |
| len *= MB_MAXBYTES; |
| #endif |
| buffer = lalloc((long_u)len, TRUE); |
| if (buffer == NULL) /* out of memory */ |
| return; |
| |
| /* Process each row in the selection */ |
| for (bufp = buffer, row = row1; row <= row2; row++) |
| { |
| if (row == row1) |
| start_col = col1; |
| else |
| start_col = 0; |
| |
| if (row == row2) |
| end_col = col2; |
| else |
| end_col = Columns; |
| |
| line_end_col = clip_get_line_end(row); |
| |
| /* See if we need to nuke some trailing whitespace */ |
| if (end_col >= Columns && (row < row2 || end_col > line_end_col)) |
| { |
| /* Get rid of trailing whitespace */ |
| end_col = line_end_col; |
| if (end_col < start_col) |
| end_col = start_col; |
| |
| /* If the last line extended to the end, add an extra newline */ |
| if (row == row2) |
| add_newline_flag = TRUE; |
| } |
| |
| /* If after the first row, we need to always add a newline */ |
| if (row > row1 && !LineWraps[row - 1]) |
| *bufp++ = NL; |
| |
| if (row < screen_Rows && end_col <= screen_Columns) |
| { |
| #ifdef FEAT_MBYTE |
| if (enc_dbcs != 0) |
| { |
| int i; |
| |
| p = ScreenLines + LineOffset[row]; |
| for (i = start_col; i < end_col; ++i) |
| if (enc_dbcs == DBCS_JPNU && p[i] == 0x8e) |
| { |
| /* single-width double-byte char */ |
| *bufp++ = 0x8e; |
| *bufp++ = ScreenLines2[LineOffset[row] + i]; |
| } |
| else |
| { |
| *bufp++ = p[i]; |
| if (MB_BYTE2LEN(p[i]) == 2) |
| *bufp++ = p[++i]; |
| } |
| } |
| else if (enc_utf8) |
| { |
| int off; |
| int i; |
| int ci; |
| |
| off = LineOffset[row]; |
| for (i = start_col; i < end_col; ++i) |
| { |
| /* The base character is either in ScreenLinesUC[] or |
| * ScreenLines[]. */ |
| if (ScreenLinesUC[off + i] == 0) |
| *bufp++ = ScreenLines[off + i]; |
| else |
| { |
| bufp += utf_char2bytes(ScreenLinesUC[off + i], bufp); |
| for (ci = 0; ci < Screen_mco; ++ci) |
| { |
| /* Add a composing character. */ |
| if (ScreenLinesC[ci][off + i] == 0) |
| break; |
| bufp += utf_char2bytes(ScreenLinesC[ci][off + i], |
| bufp); |
| } |
| } |
| /* Skip right halve of double-wide character. */ |
| if (ScreenLines[off + i + 1] == 0) |
| ++i; |
| } |
| } |
| else |
| #endif |
| { |
| STRNCPY(bufp, ScreenLines + LineOffset[row] + start_col, |
| end_col - start_col); |
| bufp += end_col - start_col; |
| } |
| } |
| } |
| |
| /* Add a newline at the end if the selection ended there */ |
| if (add_newline_flag) |
| *bufp++ = NL; |
| |
| /* First cleanup any old selection and become the owner. */ |
| clip_free_selection(&clip_star); |
| clip_own_selection(&clip_star); |
| |
| /* Yank the text into the '*' register. */ |
| clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_star); |
| |
| /* Make the register contents available to the outside world. */ |
| clip_gen_set_selection(&clip_star); |
| |
| #ifdef FEAT_X11 |
| if (both) |
| { |
| /* Do the same for the '+' register. */ |
| clip_free_selection(&clip_plus); |
| clip_own_selection(&clip_plus); |
| clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_plus); |
| clip_gen_set_selection(&clip_plus); |
| } |
| #endif |
| vim_free(buffer); |
| } |
| |
| /* |
| * Find the starting and ending positions of the word at the given row and |
| * column. Only white-separated words are recognized here. |
| */ |
| #define CHAR_CLASS(c) (c <= ' ' ? ' ' : vim_iswordc(c)) |
| |
| static void |
| clip_get_word_boundaries(cb, row, col) |
| VimClipboard *cb; |
| int row; |
| int col; |
| { |
| int start_class; |
| int temp_col; |
| char_u *p; |
| #ifdef FEAT_MBYTE |
| int mboff; |
| #endif |
| |
| if (row >= screen_Rows || col >= screen_Columns || ScreenLines == NULL) |
| return; |
| |
| p = ScreenLines + LineOffset[row]; |
| #ifdef FEAT_MBYTE |
| /* Correct for starting in the right halve of a double-wide char */ |
| if (enc_dbcs != 0) |
| col -= dbcs_screen_head_off(p, p + col); |
| else if (enc_utf8 && p[col] == 0) |
| --col; |
| #endif |
| start_class = CHAR_CLASS(p[col]); |
| |
| temp_col = col; |
| for ( ; temp_col > 0; temp_col--) |
| #ifdef FEAT_MBYTE |
| if (enc_dbcs != 0 |
| && (mboff = dbcs_screen_head_off(p, p + temp_col - 1)) > 0) |
| temp_col -= mboff; |
| else |
| #endif |
| if (CHAR_CLASS(p[temp_col - 1]) != start_class |
| #ifdef FEAT_MBYTE |
| && !(enc_utf8 && p[temp_col - 1] == 0) |
| #endif |
| ) |
| break; |
| cb->word_start_col = temp_col; |
| |
| temp_col = col; |
| for ( ; temp_col < screen_Columns; temp_col++) |
| #ifdef FEAT_MBYTE |
| if (enc_dbcs != 0 && dbcs_ptr2cells(p + temp_col) == 2) |
| ++temp_col; |
| else |
| #endif |
| if (CHAR_CLASS(p[temp_col]) != start_class |
| #ifdef FEAT_MBYTE |
| && !(enc_utf8 && p[temp_col] == 0) |
| #endif |
| ) |
| break; |
| cb->word_end_col = temp_col; |
| } |
| |
| /* |
| * Find the column position for the last non-whitespace character on the given |
| * line. |
| */ |
| static int |
| clip_get_line_end(row) |
| int row; |
| { |
| int i; |
| |
| if (row >= screen_Rows || ScreenLines == NULL) |
| return 0; |
| for (i = screen_Columns; i > 0; i--) |
| if (ScreenLines[LineOffset[row] + i - 1] != ' ') |
| break; |
| return i; |
| } |
| |
| /* |
| * Update the currently selected region by adding and/or subtracting from the |
| * beginning or end and inverting the changed area(s). |
| */ |
| static void |
| clip_update_modeless_selection(cb, row1, col1, row2, col2) |
| VimClipboard *cb; |
| int row1; |
| int col1; |
| int row2; |
| int col2; |
| { |
| /* See if we changed at the beginning of the selection */ |
| if (row1 != cb->start.lnum || col1 != (int)cb->start.col) |
| { |
| clip_invert_area(row1, col1, (int)cb->start.lnum, cb->start.col, |
| CLIP_TOGGLE); |
| cb->start.lnum = row1; |
| cb->start.col = col1; |
| } |
| |
| /* See if we changed at the end of the selection */ |
| if (row2 != cb->end.lnum || col2 != (int)cb->end.col) |
| { |
| clip_invert_area((int)cb->end.lnum, cb->end.col, row2, col2, |
| CLIP_TOGGLE); |
| cb->end.lnum = row2; |
| cb->end.col = col2; |
| } |
| } |
| |
| int |
| clip_gen_own_selection(cbd) |
| VimClipboard *cbd; |
| { |
| #ifdef FEAT_XCLIPBOARD |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| return clip_mch_own_selection(cbd); |
| else |
| # endif |
| return clip_xterm_own_selection(cbd); |
| #else |
| return clip_mch_own_selection(cbd); |
| #endif |
| } |
| |
| void |
| clip_gen_lose_selection(cbd) |
| VimClipboard *cbd; |
| { |
| #ifdef FEAT_XCLIPBOARD |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| clip_mch_lose_selection(cbd); |
| else |
| # endif |
| clip_xterm_lose_selection(cbd); |
| #else |
| clip_mch_lose_selection(cbd); |
| #endif |
| } |
| |
| void |
| clip_gen_set_selection(cbd) |
| VimClipboard *cbd; |
| { |
| #ifdef FEAT_XCLIPBOARD |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| clip_mch_set_selection(cbd); |
| else |
| # endif |
| clip_xterm_set_selection(cbd); |
| #else |
| clip_mch_set_selection(cbd); |
| #endif |
| } |
| |
| void |
| clip_gen_request_selection(cbd) |
| VimClipboard *cbd; |
| { |
| #ifdef FEAT_XCLIPBOARD |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| clip_mch_request_selection(cbd); |
| else |
| # endif |
| clip_xterm_request_selection(cbd); |
| #else |
| clip_mch_request_selection(cbd); |
| #endif |
| } |
| |
| #endif /* FEAT_CLIPBOARD */ |
| |
| /***************************************************************************** |
| * Functions that handle the input buffer. |
| * This is used for any GUI version, and the unix terminal version. |
| * |
| * For Unix, the input characters are buffered to be able to check for a |
| * CTRL-C. This should be done with signals, but I don't know how to do that |
| * in a portable way for a tty in RAW mode. |
| * |
| * For the client-server code in the console the received keys are put in the |
| * input buffer. |
| */ |
| |
| #if defined(USE_INPUT_BUF) || defined(PROTO) |
| |
| /* |
| * Internal typeahead buffer. Includes extra space for long key code |
| * descriptions which would otherwise overflow. The buffer is considered full |
| * when only this extra space (or part of it) remains. |
| */ |
| #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \ |
| || defined(FEAT_CLIENTSERVER) |
| /* |
| * Sun WorkShop and NetBeans stuff debugger commands into the input buffer. |
| * This requires a larger buffer... |
| * (Madsen) Go with this for remote input as well ... |
| */ |
| # define INBUFLEN 4096 |
| #else |
| # define INBUFLEN 250 |
| #endif |
| |
| static char_u inbuf[INBUFLEN + MAX_KEY_CODE_LEN]; |
| static int inbufcount = 0; /* number of chars in inbuf[] */ |
| |
| /* |
| * vim_is_input_buf_full(), vim_is_input_buf_empty(), add_to_input_buf(), and |
| * trash_input_buf() are functions for manipulating the input buffer. These |
| * are used by the gui_* calls when a GUI is used to handle keyboard input. |
| */ |
| |
| int |
| vim_is_input_buf_full() |
| { |
| return (inbufcount >= INBUFLEN); |
| } |
| |
| int |
| vim_is_input_buf_empty() |
| { |
| return (inbufcount == 0); |
| } |
| |
| #if defined(FEAT_OLE) || defined(PROTO) |
| int |
| vim_free_in_input_buf() |
| { |
| return (INBUFLEN - inbufcount); |
| } |
| #endif |
| |
| #if defined(FEAT_GUI_GTK) || defined(PROTO) |
| int |
| vim_used_in_input_buf() |
| { |
| return inbufcount; |
| } |
| #endif |
| |
| #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO) |
| /* |
| * Return the current contents of the input buffer and make it empty. |
| * The returned pointer must be passed to set_input_buf() later. |
| */ |
| char_u * |
| get_input_buf() |
| { |
| garray_T *gap; |
| |
| /* We use a growarray to store the data pointer and the length. */ |
| gap = (garray_T *)alloc((unsigned)sizeof(garray_T)); |
| if (gap != NULL) |
| { |
| /* Add one to avoid a zero size. */ |
| gap->ga_data = alloc((unsigned)inbufcount + 1); |
| if (gap->ga_data != NULL) |
| mch_memmove(gap->ga_data, inbuf, (size_t)inbufcount); |
| gap->ga_len = inbufcount; |
| } |
| trash_input_buf(); |
| return (char_u *)gap; |
| } |
| |
| /* |
| * Restore the input buffer with a pointer returned from get_input_buf(). |
| * The allocated memory is freed, this only works once! |
| */ |
| void |
| set_input_buf(p) |
| char_u *p; |
| { |
| garray_T *gap = (garray_T *)p; |
| |
| if (gap != NULL) |
| { |
| if (gap->ga_data != NULL) |
| { |
| mch_memmove(inbuf, gap->ga_data, gap->ga_len); |
| inbufcount = gap->ga_len; |
| vim_free(gap->ga_data); |
| } |
| vim_free(gap); |
| } |
| } |
| #endif |
| |
| #if defined(FEAT_GUI) \ |
| || defined(FEAT_MOUSE_GPM) || defined(FEAT_SYSMOUSE) \ |
| || defined(FEAT_XCLIPBOARD) || defined(VMS) \ |
| || defined(FEAT_SNIFF) || defined(FEAT_CLIENTSERVER) \ |
| || defined(PROTO) |
| /* |
| * Add the given bytes to the input buffer |
| * Special keys start with CSI. A real CSI must have been translated to |
| * CSI KS_EXTRA KE_CSI. K_SPECIAL doesn't require translation. |
| */ |
| void |
| add_to_input_buf(s, len) |
| char_u *s; |
| int len; |
| { |
| if (inbufcount + len > INBUFLEN + MAX_KEY_CODE_LEN) |
| return; /* Shouldn't ever happen! */ |
| |
| #ifdef FEAT_HANGULIN |
| if ((State & (INSERT|CMDLINE)) && hangul_input_state_get()) |
| if ((len = hangul_input_process(s, len)) == 0) |
| return; |
| #endif |
| |
| while (len--) |
| inbuf[inbufcount++] = *s++; |
| } |
| #endif |
| |
| #if ((defined(FEAT_XIM) || defined(FEAT_DND)) && defined(FEAT_GUI_GTK)) \ |
| || defined(FEAT_GUI_MSWIN) \ |
| || defined(FEAT_GUI_MAC) \ |
| || (defined(FEAT_MBYTE) && defined(FEAT_MBYTE_IME)) \ |
| || (defined(FEAT_GUI) && (!defined(USE_ON_FLY_SCROLL) \ |
| || defined(FEAT_MENU))) \ |
| || defined(PROTO) |
| /* |
| * Add "str[len]" to the input buffer while escaping CSI bytes. |
| */ |
| void |
| add_to_input_buf_csi(char_u *str, int len) |
| { |
| int i; |
| char_u buf[2]; |
| |
| for (i = 0; i < len; ++i) |
| { |
| add_to_input_buf(str + i, 1); |
| if (str[i] == CSI) |
| { |
| /* Turn CSI into K_CSI. */ |
| buf[0] = KS_EXTRA; |
| buf[1] = (int)KE_CSI; |
| add_to_input_buf(buf, 2); |
| } |
| } |
| } |
| #endif |
| |
| #if defined(FEAT_HANGULIN) || defined(PROTO) |
| void |
| push_raw_key(s, len) |
| char_u *s; |
| int len; |
| { |
| while (len--) |
| inbuf[inbufcount++] = *s++; |
| } |
| #endif |
| |
| #if defined(FEAT_GUI) || defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) \ |
| || defined(PROTO) |
| /* Remove everything from the input buffer. Called when ^C is found */ |
| void |
| trash_input_buf() |
| { |
| inbufcount = 0; |
| } |
| #endif |
| |
| /* |
| * Read as much data from the input buffer as possible up to maxlen, and store |
| * it in buf. |
| * Note: this function used to be Read() in unix.c |
| */ |
| int |
| read_from_input_buf(buf, maxlen) |
| char_u *buf; |
| long maxlen; |
| { |
| if (inbufcount == 0) /* if the buffer is empty, fill it */ |
| fill_input_buf(TRUE); |
| if (maxlen > inbufcount) |
| maxlen = inbufcount; |
| mch_memmove(buf, inbuf, (size_t)maxlen); |
| inbufcount -= maxlen; |
| if (inbufcount) |
| mch_memmove(inbuf, inbuf + maxlen, (size_t)inbufcount); |
| return (int)maxlen; |
| } |
| |
| void |
| fill_input_buf(exit_on_error) |
| int exit_on_error UNUSED; |
| { |
| #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) |
| int len; |
| int try; |
| static int did_read_something = FALSE; |
| # ifdef FEAT_MBYTE |
| static char_u *rest = NULL; /* unconverted rest of previous read */ |
| static int restlen = 0; |
| int unconverted; |
| # endif |
| #endif |
| |
| #ifdef FEAT_GUI |
| if (gui.in_use |
| # ifdef NO_CONSOLE_INPUT |
| /* Don't use the GUI input when the window hasn't been opened yet. |
| * We get here from ui_inchar() when we should try reading from stdin. */ |
| && !no_console_input() |
| # endif |
| ) |
| { |
| gui_mch_update(); |
| return; |
| } |
| #endif |
| #if defined(UNIX) || defined(OS2) || defined(VMS) || defined(MACOS_X_UNIX) |
| if (vim_is_input_buf_full()) |
| return; |
| /* |
| * Fill_input_buf() is only called when we really need a character. |
| * If we can't get any, but there is some in the buffer, just return. |
| * If we can't get any, and there isn't any in the buffer, we give up and |
| * exit Vim. |
| */ |
| # ifdef __BEOS__ |
| /* |
| * On the BeBox version (for now), all input is secretly performed within |
| * beos_select() which is called from RealWaitForChar(). |
| */ |
| while (!vim_is_input_buf_full() && RealWaitForChar(read_cmd_fd, 0, NULL)) |
| ; |
| len = inbufcount; |
| inbufcount = 0; |
| # else |
| |
| # ifdef FEAT_SNIFF |
| if (sniff_request_waiting) |
| { |
| add_to_input_buf((char_u *)"\233sniff",6); /* results in K_SNIFF */ |
| sniff_request_waiting = 0; |
| want_sniff_request = 0; |
| return; |
| } |
| # endif |
| |
| # ifdef FEAT_MBYTE |
| if (rest != NULL) |
| { |
| /* Use remainder of previous call, starts with an invalid character |
| * that may become valid when reading more. */ |
| if (restlen > INBUFLEN - inbufcount) |
| unconverted = INBUFLEN - inbufcount; |
| else |
| unconverted = restlen; |
| mch_memmove(inbuf + inbufcount, rest, unconverted); |
| if (unconverted == restlen) |
| { |
| vim_free(rest); |
| rest = NULL; |
| } |
| else |
| { |
| restlen -= unconverted; |
| mch_memmove(rest, rest + unconverted, restlen); |
| } |
| inbufcount += unconverted; |
| } |
| else |
| unconverted = 0; |
| #endif |
| |
| len = 0; /* to avoid gcc warning */ |
| for (try = 0; try < 100; ++try) |
| { |
| # ifdef VMS |
| len = vms_read( |
| # else |
| len = read(read_cmd_fd, |
| # endif |
| (char *)inbuf + inbufcount, (size_t)((INBUFLEN - inbufcount) |
| # ifdef FEAT_MBYTE |
| / input_conv.vc_factor |
| # endif |
| )); |
| # if 0 |
| ) /* avoid syntax highlight error */ |
| # endif |
| |
| if (len > 0 || got_int) |
| break; |
| /* |
| * If reading stdin results in an error, continue reading stderr. |
| * This helps when using "foo | xargs vim". |
| */ |
| if (!did_read_something && !isatty(read_cmd_fd) && read_cmd_fd == 0) |
| { |
| int m = cur_tmode; |
| |
| /* We probably set the wrong file descriptor to raw mode. Switch |
| * back to cooked mode, use another descriptor and set the mode to |
| * what it was. */ |
| settmode(TMODE_COOK); |
| #ifdef HAVE_DUP |
| /* Use stderr for stdin, also works for shell commands. */ |
| close(0); |
| ignored = dup(2); |
| #else |
| read_cmd_fd = 2; /* read from stderr instead of stdin */ |
| #endif |
| settmode(m); |
| } |
| if (!exit_on_error) |
| return; |
| } |
| # endif |
| if (len <= 0 && !got_int) |
| read_error_exit(); |
| if (len > 0) |
| did_read_something = TRUE; |
| if (got_int) |
| { |
| /* Interrupted, pretend a CTRL-C was typed. */ |
| inbuf[0] = 3; |
| inbufcount = 1; |
| } |
| else |
| { |
| # ifdef FEAT_MBYTE |
| /* |
| * May perform conversion on the input characters. |
| * Include the unconverted rest of the previous call. |
| * If there is an incomplete char at the end it is kept for the next |
| * time, reading more bytes should make conversion possible. |
| * Don't do this in the unlikely event that the input buffer is too |
| * small ("rest" still contains more bytes). |
| */ |
| if (input_conv.vc_type != CONV_NONE) |
| { |
| inbufcount -= unconverted; |
| len = convert_input_safe(inbuf + inbufcount, |
| len + unconverted, INBUFLEN - inbufcount, |
| rest == NULL ? &rest : NULL, &restlen); |
| } |
| # endif |
| while (len-- > 0) |
| { |
| /* |
| * if a CTRL-C was typed, remove it from the buffer and set got_int |
| */ |
| if (inbuf[inbufcount] == 3 && ctrl_c_interrupts) |
| { |
| /* remove everything typed before the CTRL-C */ |
| mch_memmove(inbuf, inbuf + inbufcount, (size_t)(len + 1)); |
| inbufcount = 0; |
| got_int = TRUE; |
| } |
| ++inbufcount; |
| } |
| } |
| #endif /* UNIX or OS2 or VMS*/ |
| } |
| #endif /* defined(UNIX) || defined(FEAT_GUI) || defined(OS2) || defined(VMS) */ |
| |
| /* |
| * Exit because of an input read error. |
| */ |
| void |
| read_error_exit() |
| { |
| if (silent_mode) /* Normal way to exit for "ex -s" */ |
| getout(0); |
| STRCPY(IObuff, _("Vim: Error reading input, exiting...\n")); |
| preserve_exit(); |
| } |
| |
| #if defined(CURSOR_SHAPE) || defined(PROTO) |
| /* |
| * May update the shape of the cursor. |
| */ |
| void |
| ui_cursor_shape() |
| { |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| gui_update_cursor_later(); |
| else |
| # endif |
| term_cursor_shape(); |
| |
| # ifdef MCH_CURSOR_SHAPE |
| mch_update_cursor(); |
| # endif |
| |
| # ifdef FEAT_CONCEAL |
| conceal_check_cursur_line(); |
| # endif |
| } |
| #endif |
| |
| #if defined(FEAT_CLIPBOARD) || defined(FEAT_GUI) || defined(FEAT_RIGHTLEFT) \ |
| || defined(FEAT_MBYTE) || defined(PROTO) |
| /* |
| * Check bounds for column number |
| */ |
| int |
| check_col(col) |
| int col; |
| { |
| if (col < 0) |
| return 0; |
| if (col >= (int)screen_Columns) |
| return (int)screen_Columns - 1; |
| return col; |
| } |
| |
| /* |
| * Check bounds for row number |
| */ |
| int |
| check_row(row) |
| int row; |
| { |
| if (row < 0) |
| return 0; |
| if (row >= (int)screen_Rows) |
| return (int)screen_Rows - 1; |
| return row; |
| } |
| #endif |
| |
| /* |
| * Stuff for the X clipboard. Shared between VMS and Unix. |
| */ |
| |
| #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) || defined(PROTO) |
| # include <X11/Xatom.h> |
| # include <X11/Intrinsic.h> |
| |
| /* |
| * Open the application context (if it hasn't been opened yet). |
| * Used for Motif and Athena GUI and the xterm clipboard. |
| */ |
| void |
| open_app_context() |
| { |
| if (app_context == NULL) |
| { |
| XtToolkitInitialize(); |
| app_context = XtCreateApplicationContext(); |
| } |
| } |
| |
| static Atom vim_atom; /* Vim's own special selection format */ |
| #ifdef FEAT_MBYTE |
| static Atom vimenc_atom; /* Vim's extended selection format */ |
| static Atom utf8_atom; |
| #endif |
| static Atom compound_text_atom; |
| static Atom text_atom; |
| static Atom targets_atom; |
| static Atom timestamp_atom; /* Used to get a timestamp */ |
| |
| void |
| x11_setup_atoms(dpy) |
| Display *dpy; |
| { |
| vim_atom = XInternAtom(dpy, VIM_ATOM_NAME, False); |
| #ifdef FEAT_MBYTE |
| vimenc_atom = XInternAtom(dpy, VIMENC_ATOM_NAME,False); |
| utf8_atom = XInternAtom(dpy, "UTF8_STRING", False); |
| #endif |
| compound_text_atom = XInternAtom(dpy, "COMPOUND_TEXT", False); |
| text_atom = XInternAtom(dpy, "TEXT", False); |
| targets_atom = XInternAtom(dpy, "TARGETS", False); |
| clip_star.sel_atom = XA_PRIMARY; |
| clip_plus.sel_atom = XInternAtom(dpy, "CLIPBOARD", False); |
| timestamp_atom = XInternAtom(dpy, "TIMESTAMP", False); |
| } |
| |
| /* |
| * X Selection stuff, for cutting and pasting text to other windows. |
| */ |
| |
| static Boolean clip_x11_convert_selection_cb __ARGS((Widget, Atom *, Atom *, Atom *, XtPointer *, long_u *, int *)); |
| static void clip_x11_lose_ownership_cb __ARGS((Widget, Atom *)); |
| static void clip_x11_timestamp_cb __ARGS((Widget w, XtPointer n, XEvent *event, Boolean *cont)); |
| static void clip_x11_request_selection_cb __ARGS((Widget, XtPointer, Atom *, Atom *, XtPointer, long_u *, int *)); |
| |
| /* |
| * Property callback to get a timestamp for XtOwnSelection. |
| */ |
| static void |
| clip_x11_timestamp_cb(w, n, event, cont) |
| Widget w; |
| XtPointer n UNUSED; |
| XEvent *event; |
| Boolean *cont UNUSED; |
| { |
| Atom actual_type; |
| int format; |
| unsigned long nitems, bytes_after; |
| unsigned char *prop=NULL; |
| XPropertyEvent *xproperty=&event->xproperty; |
| |
| /* Must be a property notify, state can't be Delete (True), has to be |
| * one of the supported selection types. */ |
| if (event->type != PropertyNotify || xproperty->state |
| || (xproperty->atom != clip_star.sel_atom |
| && xproperty->atom != clip_plus.sel_atom)) |
| return; |
| |
| if (XGetWindowProperty(xproperty->display, xproperty->window, |
| xproperty->atom, 0, 0, False, timestamp_atom, &actual_type, &format, |
| &nitems, &bytes_after, &prop)) |
| return; |
| |
| if (prop) |
| XFree(prop); |
| |
| /* Make sure the property type is "TIMESTAMP" and it's 32 bits. */ |
| if (actual_type != timestamp_atom || format != 32) |
| return; |
| |
| /* Get the selection, using the event timestamp. */ |
| if (XtOwnSelection(w, xproperty->atom, xproperty->time, |
| clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, |
| NULL) == OK) |
| { |
| /* Set the "owned" flag now, there may have been a call to |
| * lose_ownership_cb in between. */ |
| if (xproperty->atom == clip_plus.sel_atom) |
| clip_plus.owned = TRUE; |
| else |
| clip_star.owned = TRUE; |
| } |
| } |
| |
| void |
| x11_setup_selection(w) |
| Widget w; |
| { |
| XtAddEventHandler(w, PropertyChangeMask, False, |
| /*(XtEventHandler)*/clip_x11_timestamp_cb, (XtPointer)NULL); |
| } |
| |
| static void |
| clip_x11_request_selection_cb(w, success, sel_atom, type, value, length, |
| format) |
| Widget w UNUSED; |
| XtPointer success; |
| Atom *sel_atom; |
| Atom *type; |
| XtPointer value; |
| long_u *length; |
| int *format; |
| { |
| int motion_type = MAUTO; |
| long_u len; |
| char_u *p; |
| char **text_list = NULL; |
| VimClipboard *cbd; |
| #ifdef FEAT_MBYTE |
| char_u *tmpbuf = NULL; |
| #endif |
| |
| if (*sel_atom == clip_plus.sel_atom) |
| cbd = &clip_plus; |
| else |
| cbd = &clip_star; |
| |
| if (value == NULL || *length == 0) |
| { |
| clip_free_selection(cbd); /* nothing received, clear register */ |
| *(int *)success = FALSE; |
| return; |
| } |
| p = (char_u *)value; |
| len = *length; |
| if (*type == vim_atom) |
| { |
| motion_type = *p++; |
| len--; |
| } |
| |
| #ifdef FEAT_MBYTE |
| else if (*type == vimenc_atom) |
| { |
| char_u *enc; |
| vimconv_T conv; |
| int convlen; |
| |
| motion_type = *p++; |
| --len; |
| |
| enc = p; |
| p += STRLEN(p) + 1; |
| len -= p - enc; |
| |
| /* If the encoding of the text is different from 'encoding', attempt |
| * converting it. */ |
| conv.vc_type = CONV_NONE; |
| convert_setup(&conv, enc, p_enc); |
| if (conv.vc_type != CONV_NONE) |
| { |
| convlen = len; /* Need to use an int here. */ |
| tmpbuf = string_convert(&conv, p, &convlen); |
| len = convlen; |
| if (tmpbuf != NULL) |
| p = tmpbuf; |
| convert_setup(&conv, NULL, NULL); |
| } |
| } |
| #endif |
| |
| else if (*type == compound_text_atom |
| #ifdef FEAT_MBYTE |
| || *type == utf8_atom |
| #endif |
| || ( |
| #ifdef FEAT_MBYTE |
| enc_dbcs != 0 && |
| #endif |
| *type == text_atom)) |
| { |
| XTextProperty text_prop; |
| int n_text = 0; |
| int status; |
| |
| text_prop.value = (unsigned char *)value; |
| text_prop.encoding = *type; |
| text_prop.format = *format; |
| text_prop.nitems = len; |
| status = XmbTextPropertyToTextList(X_DISPLAY, &text_prop, |
| &text_list, &n_text); |
| if (status != Success || n_text < 1) |
| { |
| *(int *)success = FALSE; |
| return; |
| } |
| p = (char_u *)text_list[0]; |
| len = STRLEN(p); |
| } |
| clip_yank_selection(motion_type, p, (long)len, cbd); |
| |
| if (text_list != NULL) |
| XFreeStringList(text_list); |
| #ifdef FEAT_MBYTE |
| vim_free(tmpbuf); |
| #endif |
| XtFree((char *)value); |
| *(int *)success = TRUE; |
| } |
| |
| void |
| clip_x11_request_selection(myShell, dpy, cbd) |
| Widget myShell; |
| Display *dpy; |
| VimClipboard *cbd; |
| { |
| XEvent event; |
| Atom type; |
| static int success; |
| int i; |
| time_t start_time; |
| int timed_out = FALSE; |
| |
| for (i = |
| #ifdef FEAT_MBYTE |
| 0 |
| #else |
| 1 |
| #endif |
| ; i < 6; i++) |
| { |
| switch (i) |
| { |
| #ifdef FEAT_MBYTE |
| case 0: type = vimenc_atom; break; |
| #endif |
| case 1: type = vim_atom; break; |
| #ifdef FEAT_MBYTE |
| case 2: type = utf8_atom; break; |
| #endif |
| case 3: type = compound_text_atom; break; |
| case 4: type = text_atom; break; |
| default: type = XA_STRING; |
| } |
| #ifdef FEAT_MBYTE |
| if (type == utf8_atom && !enc_utf8) |
| /* Only request utf-8 when 'encoding' is utf8. */ |
| continue; |
| #endif |
| success = MAYBE; |
| XtGetSelectionValue(myShell, cbd->sel_atom, type, |
| clip_x11_request_selection_cb, (XtPointer)&success, CurrentTime); |
| |
| /* Make sure the request for the selection goes out before waiting for |
| * a response. */ |
| XFlush(dpy); |
| |
| /* |
| * Wait for result of selection request, otherwise if we type more |
| * characters, then they will appear before the one that requested the |
| * paste! Don't worry, we will catch up with any other events later. |
| */ |
| start_time = time(NULL); |
| while (success == MAYBE) |
| { |
| if (XCheckTypedEvent(dpy, SelectionNotify, &event) |
| || XCheckTypedEvent(dpy, SelectionRequest, &event) |
| || XCheckTypedEvent(dpy, PropertyNotify, &event)) |
| { |
| /* This is where clip_x11_request_selection_cb() should be |
| * called. It may actually happen a bit later, so we loop |
| * until "success" changes. |
| * We may get a SelectionRequest here and if we don't handle |
| * it we hang. KDE klipper does this, for example. |
| * We need to handle a PropertyNotify for large selections. */ |
| XtDispatchEvent(&event); |
| continue; |
| } |
| |
| /* Time out after 2 to 3 seconds to avoid that we hang when the |
| * other process doesn't respond. Note that the SelectionNotify |
| * event may still come later when the selection owner comes back |
| * to life and the text gets inserted unexpectedly. Don't know |
| * why that happens or how to avoid that :-(. */ |
| if (time(NULL) > start_time + 2) |
| { |
| timed_out = TRUE; |
| break; |
| } |
| |
| /* Do we need this? Probably not. */ |
| XSync(dpy, False); |
| |
| /* Wait for 1 msec to avoid that we eat up all CPU time. */ |
| ui_delay(1L, TRUE); |
| } |
| |
| if (success == TRUE) |
| return; |
| |
| /* don't do a retry with another type after timing out, otherwise we |
| * hang for 15 seconds. */ |
| if (timed_out) |
| break; |
| } |
| |
| /* Final fallback position - use the X CUT_BUFFER0 store */ |
| yank_cut_buffer0(dpy, cbd); |
| } |
| |
| static Boolean |
| clip_x11_convert_selection_cb(w, sel_atom, target, type, value, length, format) |
| Widget w UNUSED; |
| Atom *sel_atom; |
| Atom *target; |
| Atom *type; |
| XtPointer *value; |
| long_u *length; |
| int *format; |
| { |
| char_u *string; |
| char_u *result; |
| int motion_type; |
| VimClipboard *cbd; |
| int i; |
| |
| if (*sel_atom == clip_plus.sel_atom) |
| cbd = &clip_plus; |
| else |
| cbd = &clip_star; |
| |
| if (!cbd->owned) |
| return False; /* Shouldn't ever happen */ |
| |
| /* requestor wants to know what target types we support */ |
| if (*target == targets_atom) |
| { |
| Atom *array; |
| |
| if ((array = (Atom *)XtMalloc((unsigned)(sizeof(Atom) * 7))) == NULL) |
| return False; |
| *value = (XtPointer)array; |
| i = 0; |
| array[i++] = targets_atom; |
| #ifdef FEAT_MBYTE |
| array[i++] = vimenc_atom; |
| #endif |
| array[i++] = vim_atom; |
| #ifdef FEAT_MBYTE |
| if (enc_utf8) |
| array[i++] = utf8_atom; |
| #endif |
| array[i++] = XA_STRING; |
| array[i++] = text_atom; |
| array[i++] = compound_text_atom; |
| |
| *type = XA_ATOM; |
| /* This used to be: *format = sizeof(Atom) * 8; but that caused |
| * crashes on 64 bit machines. (Peter Derr) */ |
| *format = 32; |
| *length = i; |
| return True; |
| } |
| |
| if ( *target != XA_STRING |
| #ifdef FEAT_MBYTE |
| && *target != vimenc_atom |
| && *target != utf8_atom |
| #endif |
| && *target != vim_atom |
| && *target != text_atom |
| && *target != compound_text_atom) |
| return False; |
| |
| clip_get_selection(cbd); |
| motion_type = clip_convert_selection(&string, length, cbd); |
| if (motion_type < 0) |
| return False; |
| |
| /* For our own format, the first byte contains the motion type */ |
| if (*target == vim_atom) |
| (*length)++; |
| |
| #ifdef FEAT_MBYTE |
| /* Our own format with encoding: motion 'encoding' NUL text */ |
| if (*target == vimenc_atom) |
| *length += STRLEN(p_enc) + 2; |
| #endif |
| |
| *value = XtMalloc((Cardinal)*length); |
| result = (char_u *)*value; |
| if (result == NULL) |
| { |
| vim_free(string); |
| return False; |
| } |
| |
| if (*target == XA_STRING |
| #ifdef FEAT_MBYTE |
| || (*target == utf8_atom && enc_utf8) |
| #endif |
| ) |
| { |
| mch_memmove(result, string, (size_t)(*length)); |
| *type = *target; |
| } |
| else if (*target == compound_text_atom || *target == text_atom) |
| { |
| XTextProperty text_prop; |
| char *string_nt = (char *)alloc((unsigned)*length + 1); |
| |
| /* create NUL terminated string which XmbTextListToTextProperty wants */ |
| mch_memmove(string_nt, string, (size_t)*length); |
| string_nt[*length] = NUL; |
| XmbTextListToTextProperty(X_DISPLAY, (char **)&string_nt, 1, |
| XCompoundTextStyle, &text_prop); |
| vim_free(string_nt); |
| XtFree(*value); /* replace with COMPOUND text */ |
| *value = (XtPointer)(text_prop.value); /* from plain text */ |
| *length = text_prop.nitems; |
| *type = compound_text_atom; |
| } |
| |
| #ifdef FEAT_MBYTE |
| else if (*target == vimenc_atom) |
| { |
| int l = STRLEN(p_enc); |
| |
| result[0] = motion_type; |
| STRCPY(result + 1, p_enc); |
| mch_memmove(result + l + 2, string, (size_t)(*length - l - 2)); |
| *type = vimenc_atom; |
| } |
| #endif |
| |
| else |
| { |
| result[0] = motion_type; |
| mch_memmove(result + 1, string, (size_t)(*length - 1)); |
| *type = vim_atom; |
| } |
| *format = 8; /* 8 bits per char */ |
| vim_free(string); |
| return True; |
| } |
| |
| static void |
| clip_x11_lose_ownership_cb(w, sel_atom) |
| Widget w UNUSED; |
| Atom *sel_atom; |
| { |
| if (*sel_atom == clip_plus.sel_atom) |
| clip_lose_selection(&clip_plus); |
| else |
| clip_lose_selection(&clip_star); |
| } |
| |
| void |
| clip_x11_lose_selection(myShell, cbd) |
| Widget myShell; |
| VimClipboard *cbd; |
| { |
| XtDisownSelection(myShell, cbd->sel_atom, CurrentTime); |
| } |
| |
| int |
| clip_x11_own_selection(myShell, cbd) |
| Widget myShell; |
| VimClipboard *cbd; |
| { |
| /* When using the GUI we have proper timestamps, use the one of the last |
| * event. When in the console we don't get events (the terminal gets |
| * them), Get the time by a zero-length append, clip_x11_timestamp_cb will |
| * be called with the current timestamp. */ |
| #ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| if (XtOwnSelection(myShell, cbd->sel_atom, |
| XtLastTimestampProcessed(XtDisplay(myShell)), |
| clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, |
| NULL) == False) |
| return FAIL; |
| } |
| else |
| #endif |
| { |
| if (!XChangeProperty(XtDisplay(myShell), XtWindow(myShell), |
| cbd->sel_atom, timestamp_atom, 32, PropModeAppend, NULL, 0)) |
| return FAIL; |
| } |
| /* Flush is required in a terminal as nothing else is doing it. */ |
| XFlush(XtDisplay(myShell)); |
| return OK; |
| } |
| |
| /* |
| * Send the current selection to the clipboard. Do nothing for X because we |
| * will fill in the selection only when requested by another app. |
| */ |
| void |
| clip_x11_set_selection(cbd) |
| VimClipboard *cbd UNUSED; |
| { |
| } |
| #endif |
| |
| #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) \ |
| || defined(FEAT_GUI_GTK) || defined(PROTO) |
| /* |
| * Get the contents of the X CUT_BUFFER0 and put it in "cbd". |
| */ |
| void |
| yank_cut_buffer0(dpy, cbd) |
| Display *dpy; |
| VimClipboard *cbd; |
| { |
| int nbytes = 0; |
| char_u *buffer = (char_u *)XFetchBuffer(dpy, &nbytes, 0); |
| |
| if (nbytes > 0) |
| { |
| #ifdef FEAT_MBYTE |
| int done = FALSE; |
| |
| /* CUT_BUFFER0 is supposed to be always latin1. Convert to 'enc' when |
| * using a multi-byte encoding. Conversion between two 8-bit |
| * character sets usually fails and the text might actually be in |
| * 'enc' anyway. */ |
| if (has_mbyte) |
| { |
| char_u *conv_buf; |
| vimconv_T vc; |
| |
| vc.vc_type = CONV_NONE; |
| if (convert_setup(&vc, (char_u *)"latin1", p_enc) == OK) |
| { |
| conv_buf = string_convert(&vc, buffer, &nbytes); |
| if (conv_buf != NULL) |
| { |
| clip_yank_selection(MCHAR, conv_buf, (long)nbytes, cbd); |
| vim_free(conv_buf); |
| done = TRUE; |
| } |
| convert_setup(&vc, NULL, NULL); |
| } |
| } |
| if (!done) /* use the text without conversion */ |
| #endif |
| clip_yank_selection(MCHAR, buffer, (long)nbytes, cbd); |
| XFree((void *)buffer); |
| if (p_verbose > 0) |
| { |
| verbose_enter(); |
| verb_msg((char_u *)_("Used CUT_BUFFER0 instead of empty selection")); |
| verbose_leave(); |
| } |
| } |
| } |
| #endif |
| |
| #if defined(FEAT_MOUSE) || defined(PROTO) |
| |
| /* |
| * Move the cursor to the specified row and column on the screen. |
| * Change current window if necessary. Returns an integer with the |
| * CURSOR_MOVED bit set if the cursor has moved or unset otherwise. |
| * |
| * The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. |
| * The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. |
| * |
| * If flags has MOUSE_FOCUS, then the current window will not be changed, and |
| * if the mouse is outside the window then the text will scroll, or if the |
| * mouse was previously on a status line, then the status line may be dragged. |
| * |
| * If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the |
| * cursor is moved unless the cursor was on a status line. |
| * This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or |
| * IN_SEP_LINE depending on where the cursor was clicked. |
| * |
| * If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless |
| * the mouse is on the status line of the same window. |
| * |
| * If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since |
| * the last call. |
| * |
| * If flags has MOUSE_SETPOS, nothing is done, only the current position is |
| * remembered. |
| */ |
| int |
| jump_to_mouse(flags, inclusive, which_button) |
| int flags; |
| int *inclusive; /* used for inclusive operator, can be NULL */ |
| int which_button; /* MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE */ |
| { |
| static int on_status_line = 0; /* #lines below bottom of window */ |
| #ifdef FEAT_VERTSPLIT |
| static int on_sep_line = 0; /* on separator right of window */ |
| #endif |
| static int prev_row = -1; |
| static int prev_col = -1; |
| static win_T *dragwin = NULL; /* window being dragged */ |
| static int did_drag = FALSE; /* drag was noticed */ |
| |
| win_T *wp, *old_curwin; |
| pos_T old_cursor; |
| int count; |
| int first; |
| int row = mouse_row; |
| int col = mouse_col; |
| #ifdef FEAT_FOLDING |
| int mouse_char; |
| #endif |
| |
| mouse_past_bottom = FALSE; |
| mouse_past_eol = FALSE; |
| |
| if (flags & MOUSE_RELEASED) |
| { |
| /* On button release we may change window focus if positioned on a |
| * status line and no dragging happened. */ |
| if (dragwin != NULL && !did_drag) |
| flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); |
| dragwin = NULL; |
| did_drag = FALSE; |
| } |
| |
| if ((flags & MOUSE_DID_MOVE) |
| && prev_row == mouse_row |
| && prev_col == mouse_col) |
| { |
| retnomove: |
| /* before moving the cursor for a left click which is NOT in a status |
| * line, stop Visual mode */ |
| if (on_status_line) |
| return IN_STATUS_LINE; |
| #ifdef FEAT_VERTSPLIT |
| if (on_sep_line) |
| return IN_SEP_LINE; |
| #endif |
| #ifdef FEAT_VISUAL |
| if (flags & MOUSE_MAY_STOP_VIS) |
| { |
| end_visual_mode(); |
| redraw_curbuf_later(INVERTED); /* delete the inversion */ |
| } |
| #endif |
| #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) |
| /* Continue a modeless selection in another window. */ |
| if (cmdwin_type != 0 && row < W_WINROW(curwin)) |
| return IN_OTHER_WIN; |
| #endif |
| return IN_BUFFER; |
| } |
| |
| prev_row = mouse_row; |
| prev_col = mouse_col; |
| |
| if (flags & MOUSE_SETPOS) |
| goto retnomove; /* ugly goto... */ |
| |
| #ifdef FEAT_FOLDING |
| /* Remember the character under the mouse, it might be a '-' or '+' in the |
| * fold column. */ |
| if (row >= 0 && row < Rows && col >= 0 && col <= Columns |
| && ScreenLines != NULL) |
| mouse_char = ScreenLines[LineOffset[row] + col]; |
| else |
| mouse_char = ' '; |
| #endif |
| |
| old_curwin = curwin; |
| old_cursor = curwin->w_cursor; |
| |
| if (!(flags & MOUSE_FOCUS)) |
| { |
| if (row < 0 || col < 0) /* check if it makes sense */ |
| return IN_UNKNOWN; |
| |
| #ifdef FEAT_WINDOWS |
| /* find the window where the row is in */ |
| wp = mouse_find_win(&row, &col); |
| #else |
| wp = firstwin; |
| #endif |
| dragwin = NULL; |
| /* |
| * winpos and height may change in win_enter()! |
| */ |
| if (row >= wp->w_height) /* In (or below) status line */ |
| { |
| on_status_line = row - wp->w_height + 1; |
| dragwin = wp; |
| } |
| else |
| on_status_line = 0; |
| #ifdef FEAT_VERTSPLIT |
| if (col >= wp->w_width) /* In separator line */ |
| { |
| on_sep_line = col - wp->w_width + 1; |
| dragwin = wp; |
| } |
| else |
| on_sep_line = 0; |
| |
| /* The rightmost character of the status line might be a vertical |
| * separator character if there is no connecting window to the right. */ |
| if (on_status_line && on_sep_line) |
| { |
| if (stl_connected(wp)) |
| on_sep_line = 0; |
| else |
| on_status_line = 0; |
| } |
| #endif |
| |
| #ifdef FEAT_VISUAL |
| /* Before jumping to another buffer, or moving the cursor for a left |
| * click, stop Visual mode. */ |
| if (VIsual_active |
| && (wp->w_buffer != curwin->w_buffer |
| || (!on_status_line |
| # ifdef FEAT_VERTSPLIT |
| && !on_sep_line |
| # endif |
| # ifdef FEAT_FOLDING |
| && ( |
| # ifdef FEAT_RIGHTLEFT |
| wp->w_p_rl ? col < W_WIDTH(wp) - wp->w_p_fdc : |
| # endif |
| col >= wp->w_p_fdc |
| # ifdef FEAT_CMDWIN |
| + (cmdwin_type == 0 && wp == curwin ? 0 : 1) |
| # endif |
| ) |
| # endif |
| && (flags & MOUSE_MAY_STOP_VIS)))) |
| { |
| end_visual_mode(); |
| redraw_curbuf_later(INVERTED); /* delete the inversion */ |
| } |
| #endif |
| #ifdef FEAT_CMDWIN |
| if (cmdwin_type != 0 && wp != curwin) |
| { |
| /* A click outside the command-line window: Use modeless |
| * selection if possible. Allow dragging the status lines. */ |
| # ifdef FEAT_VERTSPLIT |
| on_sep_line = 0; |
| # endif |
| # ifdef FEAT_CLIPBOARD |
| if (on_status_line) |
| return IN_STATUS_LINE; |
| return IN_OTHER_WIN; |
| # else |
| row = 0; |
| col += wp->w_wincol; |
| wp = curwin; |
| # endif |
| } |
| #endif |
| #ifdef FEAT_WINDOWS |
| /* Only change window focus when not clicking on or dragging the |
| * status line. Do change focus when releasing the mouse button |
| * (MOUSE_FOCUS was set above if we dragged first). */ |
| if (dragwin == NULL || (flags & MOUSE_RELEASED)) |
| win_enter(wp, TRUE); /* can make wp invalid! */ |
| # ifdef CHECK_DOUBLE_CLICK |
| /* set topline, to be able to check for double click ourselves */ |
| if (curwin != old_curwin) |
| set_mouse_topline(curwin); |
| # endif |
| #endif |
| if (on_status_line) /* In (or below) status line */ |
| { |
| /* Don't use start_arrow() if we're in the same window */ |
| if (curwin == old_curwin) |
| return IN_STATUS_LINE; |
| else |
| return IN_STATUS_LINE | CURSOR_MOVED; |
| } |
| #ifdef FEAT_VERTSPLIT |
| if (on_sep_line) /* In (or below) status line */ |
| { |
| /* Don't use start_arrow() if we're in the same window */ |
| if (curwin == old_curwin) |
| return IN_SEP_LINE; |
| else |
| return IN_SEP_LINE | CURSOR_MOVED; |
| } |
| #endif |
| |
| curwin->w_cursor.lnum = curwin->w_topline; |
| #ifdef FEAT_GUI |
| /* remember topline, needed for double click */ |
| gui_prev_topline = curwin->w_topline; |
| # ifdef FEAT_DIFF |
| gui_prev_topfill = curwin->w_topfill; |
| # endif |
| #endif |
| } |
| else if (on_status_line && which_button == MOUSE_LEFT) |
| { |
| #ifdef FEAT_WINDOWS |
| if (dragwin != NULL) |
| { |
| /* Drag the status line */ |
| count = row - dragwin->w_winrow - dragwin->w_height + 1 |
| - on_status_line; |
| win_drag_status_line(dragwin, count); |
| did_drag |= count; |
| } |
| #endif |
| return IN_STATUS_LINE; /* Cursor didn't move */ |
| } |
| #ifdef FEAT_VERTSPLIT |
| else if (on_sep_line && which_button == MOUSE_LEFT) |
| { |
| if (dragwin != NULL) |
| { |
| /* Drag the separator column */ |
| count = col - dragwin->w_wincol - dragwin->w_width + 1 |
| - on_sep_line; |
| win_drag_vsep_line(dragwin, count); |
| did_drag |= count; |
| } |
| return IN_SEP_LINE; /* Cursor didn't move */ |
| } |
| #endif |
| else /* keep_window_focus must be TRUE */ |
| { |
| #ifdef FEAT_VISUAL |
| /* before moving the cursor for a left click, stop Visual mode */ |
| if (flags & MOUSE_MAY_STOP_VIS) |
| { |
| end_visual_mode(); |
| redraw_curbuf_later(INVERTED); /* delete the inversion */ |
| } |
| #endif |
| |
| #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) |
| /* Continue a modeless selection in another window. */ |
| if (cmdwin_type != 0 && row < W_WINROW(curwin)) |
| return IN_OTHER_WIN; |
| #endif |
| |
| row -= W_WINROW(curwin); |
| #ifdef FEAT_VERTSPLIT |
| col -= W_WINCOL(curwin); |
| #endif |
| |
| /* |
| * When clicking beyond the end of the window, scroll the screen. |
| * Scroll by however many rows outside the window we are. |
| */ |
| if (row < 0) |
| { |
| count = 0; |
| for (first = TRUE; curwin->w_topline > 1; ) |
| { |
| #ifdef FEAT_DIFF |
| if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) |
| ++count; |
| else |
| #endif |
| count += plines(curwin->w_topline - 1); |
| if (!first && count > -row) |
| break; |
| first = FALSE; |
| #ifdef FEAT_FOLDING |
| hasFolding(curwin->w_topline, &curwin->w_topline, NULL); |
| #endif |
| #ifdef FEAT_DIFF |
| if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) |
| ++curwin->w_topfill; |
| else |
| #endif |
| { |
| --curwin->w_topline; |
| #ifdef FEAT_DIFF |
| curwin->w_topfill = 0; |
| #endif |
| } |
| } |
| #ifdef FEAT_DIFF |
| check_topfill(curwin, FALSE); |
| #endif |
| curwin->w_valid &= |
| ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); |
| redraw_later(VALID); |
| row = 0; |
| } |
| else if (row >= curwin->w_height) |
| { |
| count = 0; |
| for (first = TRUE; curwin->w_topline < curbuf->b_ml.ml_line_count; ) |
| { |
| #ifdef FEAT_DIFF |
| if (curwin->w_topfill > 0) |
| ++count; |
| else |
| #endif |
| count += plines(curwin->w_topline); |
| if (!first && count > row - curwin->w_height + 1) |
| break; |
| first = FALSE; |
| #ifdef FEAT_FOLDING |
| if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) |
| && curwin->w_topline == curbuf->b_ml.ml_line_count) |
| break; |
| #endif |
| #ifdef FEAT_DIFF |
| if (curwin->w_topfill > 0) |
| --curwin->w_topfill; |
| else |
| #endif |
| { |
| ++curwin->w_topline; |
| #ifdef FEAT_DIFF |
| curwin->w_topfill = |
| diff_check_fill(curwin, curwin->w_topline); |
| #endif |
| } |
| } |
| #ifdef FEAT_DIFF |
| check_topfill(curwin, FALSE); |
| #endif |
| redraw_later(VALID); |
| curwin->w_valid &= |
| ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); |
| row = curwin->w_height - 1; |
| } |
| else if (row == 0) |
| { |
| /* When dragging the mouse, while the text has been scrolled up as |
| * far as it goes, moving the mouse in the top line should scroll |
| * the text down (done later when recomputing w_topline). */ |
| if (mouse_dragging > 0 |
| && curwin->w_cursor.lnum |
| == curwin->w_buffer->b_ml.ml_line_count |
| && curwin->w_cursor.lnum == curwin->w_topline) |
| curwin->w_valid &= ~(VALID_TOPLINE); |
| } |
| } |
| |
| #ifdef FEAT_FOLDING |
| /* Check for position outside of the fold column. */ |
| if ( |
| # ifdef FEAT_RIGHTLEFT |
| curwin->w_p_rl ? col < W_WIDTH(curwin) - curwin->w_p_fdc : |
| # endif |
| col >= curwin->w_p_fdc |
| # ifdef FEAT_CMDWIN |
| + (cmdwin_type == 0 ? 0 : 1) |
| # endif |
| ) |
| mouse_char = ' '; |
| #endif |
| |
| /* compute the position in the buffer line from the posn on the screen */ |
| if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) |
| mouse_past_bottom = TRUE; |
| |
| #ifdef FEAT_VISUAL |
| /* Start Visual mode before coladvance(), for when 'sel' != "old" */ |
| if ((flags & MOUSE_MAY_VIS) && !VIsual_active) |
| { |
| check_visual_highlight(); |
| VIsual = old_cursor; |
| VIsual_active = TRUE; |
| VIsual_reselect = TRUE; |
| /* if 'selectmode' contains "mouse", start Select mode */ |
| may_start_select('o'); |
| setmouse(); |
| if (p_smd && msg_silent == 0) |
| redraw_cmdline = TRUE; /* show visual mode later */ |
| } |
| #endif |
| |
| curwin->w_curswant = col; |
| curwin->w_set_curswant = FALSE; /* May still have been TRUE */ |
| if (coladvance(col) == FAIL) /* Mouse click beyond end of line */ |
| { |
| if (inclusive != NULL) |
| *inclusive = TRUE; |
| mouse_past_eol = TRUE; |
| } |
| else if (inclusive != NULL) |
| *inclusive = FALSE; |
| |
| count = IN_BUFFER; |
| if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum |
| || curwin->w_cursor.col != old_cursor.col) |
| count |= CURSOR_MOVED; /* Cursor has moved */ |
| |
| #ifdef FEAT_FOLDING |
| if (mouse_char == '+') |
| count |= MOUSE_FOLD_OPEN; |
| else if (mouse_char != ' ') |
| count |= MOUSE_FOLD_CLOSE; |
| #endif |
| |
| return count; |
| } |
| |
| /* |
| * Compute the position in the buffer line from the posn on the screen in |
| * window "win". |
| * Returns TRUE if the position is below the last line. |
| */ |
| int |
| mouse_comp_pos(win, rowp, colp, lnump) |
| win_T *win; |
| int *rowp; |
| int *colp; |
| linenr_T *lnump; |
| { |
| int col = *colp; |
| int row = *rowp; |
| linenr_T lnum; |
| int retval = FALSE; |
| int off; |
| int count; |
| |
| #ifdef FEAT_RIGHTLEFT |
| if (win->w_p_rl) |
| col = W_WIDTH(win) - 1 - col; |
| #endif |
| |
| lnum = win->w_topline; |
| |
| while (row > 0) |
| { |
| #ifdef FEAT_DIFF |
| /* Don't include filler lines in "count" */ |
| if (win->w_p_diff |
| # ifdef FEAT_FOLDING |
| && !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL) |
| # endif |
| ) |
| { |
| if (lnum == win->w_topline) |
| row -= win->w_topfill; |
| else |
| row -= diff_check_fill(win, lnum); |
| count = plines_win_nofill(win, lnum, TRUE); |
| } |
| else |
| #endif |
| count = plines_win(win, lnum, TRUE); |
| if (count > row) |
| break; /* Position is in this buffer line. */ |
| #ifdef FEAT_FOLDING |
| (void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL); |
| #endif |
| if (lnum == win->w_buffer->b_ml.ml_line_count) |
| { |
| retval = TRUE; |
| break; /* past end of file */ |
| } |
| row -= count; |
| ++lnum; |
| } |
| |
| if (!retval) |
| { |
| /* Compute the column without wrapping. */ |
| off = win_col_off(win) - win_col_off2(win); |
| if (col < off) |
| col = off; |
| col += row * (W_WIDTH(win) - off); |
| /* add skip column (for long wrapping line) */ |
| col += win->w_skipcol; |
| } |
| |
| if (!win->w_p_wrap) |
| col += win->w_leftcol; |
| |
| /* skip line number and fold column in front of the line */ |
| col -= win_col_off(win); |
| if (col < 0) |
| { |
| #ifdef FEAT_NETBEANS_INTG |
| netbeans_gutter_click(lnum); |
| #endif |
| col = 0; |
| } |
| |
| *colp = col; |
| *rowp = row; |
| *lnump = lnum; |
| return retval; |
| } |
| |
| #if defined(FEAT_WINDOWS) || defined(PROTO) |
| /* |
| * Find the window at screen position "*rowp" and "*colp". The positions are |
| * updated to become relative to the top-left of the window. |
| */ |
| win_T * |
| mouse_find_win(rowp, colp) |
| int *rowp; |
| int *colp UNUSED; |
| { |
| frame_T *fp; |
| |
| fp = topframe; |
| *rowp -= firstwin->w_winrow; |
| for (;;) |
| { |
| if (fp->fr_layout == FR_LEAF) |
| break; |
| #ifdef FEAT_VERTSPLIT |
| if (fp->fr_layout == FR_ROW) |
| { |
| for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) |
| { |
| if (*colp < fp->fr_width) |
| break; |
| *colp -= fp->fr_width; |
| } |
| } |
| #endif |
| else /* fr_layout == FR_COL */ |
| { |
| for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) |
| { |
| if (*rowp < fp->fr_height) |
| break; |
| *rowp -= fp->fr_height; |
| } |
| } |
| } |
| return fp->fr_win; |
| } |
| #endif |
| |
| #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MAC) \ |
| || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ |
| || defined(FEAT_GUI_PHOTON) || defined(PROTO) |
| /* |
| * Translate window coordinates to buffer position without any side effects |
| */ |
| int |
| get_fpos_of_mouse(mpos) |
| pos_T *mpos; |
| { |
| win_T *wp; |
| int row = mouse_row; |
| int col = mouse_col; |
| |
| if (row < 0 || col < 0) /* check if it makes sense */ |
| return IN_UNKNOWN; |
| |
| #ifdef FEAT_WINDOWS |
| /* find the window where the row is in */ |
| wp = mouse_find_win(&row, &col); |
| #else |
| wp = firstwin; |
| #endif |
| /* |
| * winpos and height may change in win_enter()! |
| */ |
| if (row >= wp->w_height) /* In (or below) status line */ |
| return IN_STATUS_LINE; |
| #ifdef FEAT_VERTSPLIT |
| if (col >= wp->w_width) /* In vertical separator line */ |
| return IN_SEP_LINE; |
| #endif |
| |
| if (wp != curwin) |
| return IN_UNKNOWN; |
| |
| /* compute the position in the buffer line from the posn on the screen */ |
| if (mouse_comp_pos(curwin, &row, &col, &mpos->lnum)) |
| return IN_STATUS_LINE; /* past bottom */ |
| |
| mpos->col = vcol2col(wp, mpos->lnum, col); |
| |
| if (mpos->col > 0) |
| --mpos->col; |
| #ifdef FEAT_VIRTUALEDIT |
| mpos->coladd = 0; |
| #endif |
| return IN_BUFFER; |
| } |
| |
| /* |
| * Convert a virtual (screen) column to a character column. |
| * The first column is one. |
| */ |
| int |
| vcol2col(wp, lnum, vcol) |
| win_T *wp; |
| linenr_T lnum; |
| int vcol; |
| { |
| /* try to advance to the specified column */ |
| int count = 0; |
| char_u *ptr; |
| char_u *start; |
| |
| start = ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); |
| while (count <= vcol && *ptr != NUL) |
| { |
| count += win_lbr_chartabsize(wp, ptr, count, NULL); |
| mb_ptr_adv(ptr); |
| } |
| return (int)(ptr - start); |
| } |
| #endif |
| |
| #endif /* FEAT_MOUSE */ |
| |
| #if defined(FEAT_GUI) || defined(WIN3264) || defined(PROTO) |
| /* |
| * Called when focus changed. Used for the GUI or for systems where this can |
| * be done in the console (Win32). |
| */ |
| void |
| ui_focus_change(in_focus) |
| int in_focus; /* TRUE if focus gained. */ |
| { |
| static time_t last_time = (time_t)0; |
| int need_redraw = FALSE; |
| |
| /* When activated: Check if any file was modified outside of Vim. |
| * Only do this when not done within the last two seconds (could get |
| * several events in a row). */ |
| if (in_focus && last_time + 2 < time(NULL)) |
| { |
| need_redraw = check_timestamps( |
| # ifdef FEAT_GUI |
| gui.in_use |
| # else |
| FALSE |
| # endif |
| ); |
| last_time = time(NULL); |
| } |
| |
| #ifdef FEAT_AUTOCMD |
| /* |
| * Fire the focus gained/lost autocommand. |
| */ |
| need_redraw |= apply_autocmds(in_focus ? EVENT_FOCUSGAINED |
| : EVENT_FOCUSLOST, NULL, NULL, FALSE, curbuf); |
| #endif |
| |
| if (need_redraw) |
| { |
| /* Something was executed, make sure the cursor is put back where it |
| * belongs. */ |
| need_wait_return = FALSE; |
| |
| if (State & CMDLINE) |
| redrawcmdline(); |
| else if (State == HITRETURN || State == SETWSIZE || State == ASKMORE |
| || State == EXTERNCMD || State == CONFIRM || exmode_active) |
| repeat_message(); |
| else if ((State & NORMAL) || (State & INSERT)) |
| { |
| if (must_redraw != 0) |
| update_screen(0); |
| setcursor(); |
| } |
| cursor_on(); /* redrawing may have switched it off */ |
| out_flush(); |
| # ifdef FEAT_GUI |
| if (gui.in_use) |
| { |
| gui_update_cursor(FALSE, TRUE); |
| gui_update_scrollbars(FALSE); |
| } |
| # endif |
| } |
| #ifdef FEAT_TITLE |
| /* File may have been changed from 'readonly' to 'noreadonly' */ |
| if (need_maketitle) |
| maketitle(); |
| #endif |
| } |
| #endif |
| |
| #if defined(USE_IM_CONTROL) || defined(PROTO) |
| /* |
| * Save current Input Method status to specified place. |
| */ |
| void |
| im_save_status(psave) |
| long *psave; |
| { |
| /* Don't save when 'imdisable' is set or "xic" is NULL, IM is always |
| * disabled then (but might start later). |
| * Also don't save when inside a mapping, vgetc_im_active has not been set |
| * then. |
| * And don't save when the keys were stuffed (e.g., for a "." command). |
| * And don't save when the GUI is running but our window doesn't have |
| * input focus (e.g., when a find dialog is open). */ |
| if (!p_imdisable && KeyTyped && !KeyStuffed |
| # ifdef FEAT_XIM |
| && xic != NULL |
| # endif |
| # ifdef FEAT_GUI |
| && (!gui.in_use || gui.in_focus) |
| # endif |
| ) |
| { |
| /* Do save when IM is on, or IM is off and saved status is on. */ |
| if (vgetc_im_active) |
| *psave = B_IMODE_IM; |
| else if (*psave == B_IMODE_IM) |
| *psave = B_IMODE_NONE; |
| } |
| } |
| #endif |