Fixed bug 2824 - Add Fcitx Input Method Support
Weitian Leung
Just moved ibus direct call to SDL_IME_* related functions, and adds fcitx IME support (uses DBus, too),
enable with env: SDL_IM_MODULE=fcitx (ibus still the default one)
diff --git a/configure b/configure
index 788a598..5070f6e 100755
--- a/configure
+++ b/configure
@@ -849,7 +849,9 @@
enable_video_opengles2
enable_libudev
enable_dbus
+enable_ime
enable_ibus
+enable_fcitx
enable_input_tslib
enable_pthreads
enable_pthread_sem
@@ -1587,7 +1589,9 @@
include OpenGL ES 2.0 support [[default=yes]]
--enable-libudev enable libudev support [[default=yes]]
--enable-dbus enable D-Bus support [[default=yes]]
+ --enable-ime enable IME support [[default=yes]]
--enable-ibus enable IBus support [[default=yes]]
+ --enable-fcitx enable fcitx support [[default=yes]]
--enable-input-tslib use the Touchscreen library for input
[[default=yes]]
--enable-pthreads use POSIX threads for multi-threading
@@ -21650,6 +21654,23 @@
fi
}
+CheckIME()
+{
+ # Check whether --enable-ime was given.
+if test "${enable_ime+set}" = set; then :
+ enableval=$enable_ime;
+else
+ enable_ime=yes
+fi
+
+ if test x$enable_ime = xyes; then
+
+$as_echo "#define SDL_USE_IME 1" >>confdefs.h
+
+ SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
+ fi
+}
+
CheckIBus()
{
# Check whether --enable-ibus was given.
@@ -21723,7 +21744,11 @@
CFLAGS="$save_CFLAGS"
if test x$have_ibus_ibus_h_hdr = xyes; then
- if test x$enable_dbus != xyes; then
+ if test x$enable_ime != xyes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: IME support is required for IBus." >&5
+$as_echo "$as_me: WARNING: IME support is required for IBus." >&2;}
+ have_ibus_ibus_h_hdr=no
+ elif test x$enable_dbus != xyes; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: DBus support is required for IBus." >&5
$as_echo "$as_me: WARNING: DBus support is required for IBus." >&2;}
have_ibus_ibus_h_hdr=no
@@ -21743,6 +21768,90 @@
fi
}
+CheckFcitx()
+{
+ # Check whether --enable-fcitx was given.
+if test "${enable_fcitx+set}" = set; then :
+ enableval=$enable_fcitx;
+else
+ enable_fcitx=yes
+fi
+
+ if test x$enable_fcitx = xyes; then
+ # Extract the first word of "pkg-config", so it can be a program name with args.
+set dummy pkg-config; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path_PKG_CONFIG+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ case $PKG_CONFIG in
+ [\\/]* | ?:[\\/]*)
+ ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
+ ;;
+ *)
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+ test -z "$ac_cv_path_PKG_CONFIG" && ac_cv_path_PKG_CONFIG="no"
+ ;;
+esac
+fi
+PKG_CONFIG=$ac_cv_path_PKG_CONFIG
+if test -n "$PKG_CONFIG"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
+$as_echo "$PKG_CONFIG" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ if test x$PKG_CONFIG != xno; then
+ FCITX_CFLAGS=`$PKG_CONFIG --cflags fcitx`
+ CFLAGS="$CFLAGS $FCITX_CFLAGS"
+ ac_fn_c_check_header_mongrel "$LINENO" "fcitx/frontend.h" "ac_cv_header_fcitx_frontend_h" "$ac_includes_default"
+if test "x$ac_cv_header_fcitx_frontend_h" = xyes; then :
+ have_fcitx_frontend_h_hdr=yes
+else
+ have_fcitx_frontend_h_hdr=no
+fi
+
+
+ CFLAGS="$save_CFLAGS"
+ if test x$have_fcitx_frontend_h_hdr = xyes; then
+ if test x$enable_ime != xyes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: IME support is required for fcitx." >&5
+$as_echo "$as_me: WARNING: IME support is required for fcitx." >&2;}
+ have_fcitx_frontend_h_hdr=no
+ elif test x$enable_dbus != xyes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: DBus support is required for fcitx." >&5
+$as_echo "$as_me: WARNING: DBus support is required for fcitx." >&2;}
+ have_fcitx_frontend_h_hdr=no
+ else
+
+$as_echo "#define HAVE_FCITX_FRONTEND_H 1" >>confdefs.h
+
+ EXTRA_CFLAGS="$EXTRA_CFLAGS $FCITX_CFLAGS"
+ SOURCES="$SOURCES $srcdir/src/core/linux/SDL_fcitx.c"
+ fi
+ fi
+ fi
+ fi
+}
+
CheckTslib()
{
# Check whether --enable-input-tslib was given.
@@ -23031,7 +23140,9 @@
CheckWayland
CheckLibUDev
CheckDBus
+ CheckIME
CheckIBus
+ CheckFcitx
case $ARCH in
linux)
CheckInputEvents
@@ -23944,11 +24055,21 @@
else
SUMMARY="${SUMMARY}Using dbus : NO\n"
fi
+if test x$enable_ime = xyes; then
+ SUMMARY="${SUMMARY}Using ime : YES\n"
+else
+ SUMMARY="${SUMMARY}Using ime : NO\n"
+fi
if test x$have_ibus_ibus_h_hdr = xyes; then
SUMMARY="${SUMMARY}Using ibus : YES\n"
else
SUMMARY="${SUMMARY}Using ibus : NO\n"
fi
+if test x$have_fcitx_frontend_h_hdr = xyes; then
+ SUMMARY="${SUMMARY}Using fcitx : YES\n"
+else
+ SUMMARY="${SUMMARY}Using fcitx : NO\n"
+fi
ac_config_commands="$ac_config_commands summary"
diff --git a/configure.in b/configure.in
index 4560180..37c57e2 100644
--- a/configure.in
+++ b/configure.in
@@ -2260,6 +2260,18 @@
fi
}
+dnl See if the platform wanna IME support.
+CheckIME()
+{
+ AC_ARG_ENABLE(ime,
+AC_HELP_STRING([--enable-ime], [enable IME support [[default=yes]]]),
+ , enable_ime=yes)
+ if test x$enable_ime = xyes; then
+ AC_DEFINE(SDL_USE_IME, 1, [ ])
+ SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
+ fi
+}
+
dnl See if the platform has libibus IME support.
CheckIBus()
{
@@ -2280,7 +2292,10 @@
have_inotify_inotify_h_hdr=no)
CFLAGS="$save_CFLAGS"
if test x$have_ibus_ibus_h_hdr = xyes; then
- if test x$enable_dbus != xyes; then
+ if test x$enable_ime != xyes; then
+ AC_MSG_WARN([IME support is required for IBus.])
+ have_ibus_ibus_h_hdr=no
+ elif test x$enable_dbus != xyes; then
AC_MSG_WARN([DBus support is required for IBus.])
have_ibus_ibus_h_hdr=no
elif test x$have_inotify_inotify_h_hdr != xyes; then
@@ -2296,6 +2311,38 @@
fi
}
+dnl See if the platform has fcitx IME support.
+CheckFcitx()
+{
+ AC_ARG_ENABLE(fcitx,
+AC_HELP_STRING([--enable-fcitx], [enable fcitx support [[default=yes]]]),
+ , enable_fcitx=yes)
+ if test x$enable_fcitx = xyes; then
+ AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+ if test x$PKG_CONFIG != xno; then
+ FCITX_CFLAGS=`$PKG_CONFIG --cflags fcitx`
+ CFLAGS="$CFLAGS $FCITX_CFLAGS"
+ AC_CHECK_HEADER(fcitx/frontend.h,
+ have_fcitx_frontend_h_hdr=yes,
+ have_fcitx_frontend_h_hdr=no)
+ CFLAGS="$save_CFLAGS"
+ if test x$have_fcitx_frontend_h_hdr = xyes; then
+ if test x$enable_ime != xyes; then
+ AC_MSG_WARN([IME support is required for fcitx.])
+ have_fcitx_frontend_h_hdr=no
+ elif test x$enable_dbus != xyes; then
+ AC_MSG_WARN([DBus support is required for fcitx.])
+ have_fcitx_frontend_h_hdr=no
+ else
+ AC_DEFINE(HAVE_FCITX_FRONTEND_H, 1, [ ])
+ EXTRA_CFLAGS="$EXTRA_CFLAGS $FCITX_CFLAGS"
+ SOURCES="$SOURCES $srcdir/src/core/linux/SDL_fcitx.c"
+ fi
+ fi
+ fi
+ fi
+}
+
dnl See if we can use the Touchscreen input library
CheckTslib()
{
@@ -2924,7 +2971,9 @@
CheckWayland
CheckLibUDev
CheckDBus
+ CheckIME
CheckIBus
+ CheckFcitx
case $ARCH in
linux)
CheckInputEvents
@@ -3679,11 +3728,21 @@
else
SUMMARY="${SUMMARY}Using dbus : NO\n"
fi
+if test x$enable_ime = xyes; then
+ SUMMARY="${SUMMARY}Using ime : YES\n"
+else
+ SUMMARY="${SUMMARY}Using ime : NO\n"
+fi
if test x$have_ibus_ibus_h_hdr = xyes; then
SUMMARY="${SUMMARY}Using ibus : YES\n"
else
SUMMARY="${SUMMARY}Using ibus : NO\n"
fi
+if test x$have_fcitx_frontend_h_hdr = xyes; then
+ SUMMARY="${SUMMARY}Using fcitx : YES\n"
+else
+ SUMMARY="${SUMMARY}Using fcitx : NO\n"
+fi
AC_CONFIG_COMMANDS([summary], [echo -en "$SUMMARY"], [SUMMARY="$SUMMARY"])
AC_OUTPUT
diff --git a/include/SDL_config.h.in b/include/SDL_config.h.in
index 2071be4..d610cd6 100644
--- a/include/SDL_config.h.in
+++ b/include/SDL_config.h.in
@@ -82,6 +82,7 @@
#undef HAVE_LIBUDEV_H
#undef HAVE_DBUS_DBUS_H
#undef HAVE_IBUS_IBUS_H
+#undef HAVE_FCITX_FRONTEND_H
/* C library functions */
#undef HAVE_MALLOC
@@ -356,4 +357,7 @@
#undef SDL_ASSEMBLY_ROUTINES
#undef SDL_ALTIVEC_BLITTERS
+/* Enable ime support */
+#undef SDL_USE_IME
+
#endif /* _SDL_config_h */
diff --git a/src/core/linux/SDL_fcitx.c b/src/core/linux/SDL_fcitx.c
new file mode 100644
index 0000000..20be9f0
--- /dev/null
+++ b/src/core/linux/SDL_fcitx.c
@@ -0,0 +1,548 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include <fcitx/frontend.h>
+#include <unistd.h>
+
+#include "SDL_fcitx.h"
+#include "SDL_keycode.h"
+#include "SDL_keyboard.h"
+#include "../../events/SDL_keyboard_c.h"
+#include "SDL_dbus.h"
+#include "SDL_syswm.h"
+#if SDL_VIDEO_DRIVER_X11
+# include "../../video/x11/SDL_x11video.h"
+#endif
+#include "SDL_hints.h"
+
+#define FCITX_DBUS_SERVICE "org.fcitx.Fcitx"
+
+#define FCITX_IM_DBUS_PATH "/inputmethod"
+#define FCITX_IC_DBUS_PATH "/inputcontext_%d"
+
+#define FCITX_IM_DBUS_INTERFACE "org.fcitx.Fcitx.InputMethod"
+#define FCITX_IC_DBUS_INTERFACE "org.fcitx.Fcitx.InputContext"
+
+#define IC_NAME_MAX 64
+#define DBUS_TIMEOUT 500
+
+typedef struct _FcitxClient
+{
+ SDL_DBusContext *dbus;
+
+ char servicename[IC_NAME_MAX];
+ char icname[IC_NAME_MAX];
+
+ int id;
+
+ SDL_Rect cursor_rect;
+} FcitxClient;
+
+static FcitxClient fcitx_client;
+
+static int
+GetDisplayNumber()
+{
+ const char *display = SDL_getenv("DISPLAY");
+ const char *p = NULL;;
+ int number = 0;
+
+ if (display == NULL)
+ return 0;
+
+ display = SDL_strchr(display, ':');
+ if (display == NULL)
+ return 0;
+
+ display++;
+ p = SDL_strchr(display, '.');
+ if (p == NULL && display != NULL) {
+ number = SDL_strtod(display, NULL);
+ } else {
+ char *buffer = SDL_strdup(display);
+ buffer[p - display] = '\0';
+ number = SDL_strtod(buffer, NULL);
+ SDL_free(buffer);
+ }
+
+ return number;
+}
+
+static char*
+GetAppName()
+{
+#if defined(__LINUX__) || defined(__FREEBSD__)
+ char *spot;
+ char procfile[1024];
+ char linkfile[1024];
+ int linksize;
+
+#if defined(__LINUX__)
+ SDL_snprintf(procfile, sizeof(procfile), "/proc/%d/exe", getpid());
+#elif defined(__FREEBSD__)
+ SDL_snprintf(procfile, sizeof(procfile), "/proc/%d/file", getpid());
+#endif
+ linksize = readlink(procfile, linkfile, sizeof(linkfile) - 1);
+ if (linksize > 0) {
+ linkfile[linksize] = '\0';
+ spot = SDL_strrchr(linkfile, '/');
+ if (spot) {
+ return SDL_strdup(spot + 1);
+ } else {
+ return SDL_strdup(linkfile);
+ }
+ }
+#endif /* __LINUX__ || __FREEBSD__ */
+
+ return SDL_strdup("SDL_App");
+}
+
+/*
+ * Copied from fcitx source
+ */
+#define CONT(i) ISUTF8_CB(in[i])
+#define VAL(i, s) ((in[i]&0x3f) << s)
+
+static char *
+_fcitx_utf8_get_char(const char *i, uint32_t *chr)
+{
+ const unsigned char* in = (const unsigned char *)i;
+ if (!(in[0] & 0x80)) {
+ *(chr) = *(in);
+ return (char *)in + 1;
+ }
+
+ /* 2-byte, 0x80-0x7ff */
+ if ((in[0] & 0xe0) == 0xc0 && CONT(1)) {
+ *chr = ((in[0] & 0x1f) << 6) | VAL(1, 0);
+ return (char *)in + 2;
+ }
+
+ /* 3-byte, 0x800-0xffff */
+ if ((in[0] & 0xf0) == 0xe0 && CONT(1) && CONT(2)) {
+ *chr = ((in[0] & 0xf) << 12) | VAL(1, 6) | VAL(2, 0);
+ return (char *)in + 3;
+ }
+
+ /* 4-byte, 0x10000-0x1FFFFF */
+ if ((in[0] & 0xf8) == 0xf0 && CONT(1) && CONT(2) && CONT(3)) {
+ *chr = ((in[0] & 0x7) << 18) | VAL(1, 12) | VAL(2, 6) | VAL(3, 0);
+ return (char *)in + 4;
+ }
+
+ /* 5-byte, 0x200000-0x3FFFFFF */
+ if ((in[0] & 0xfc) == 0xf8 && CONT(1) && CONT(2) && CONT(3) && CONT(4)) {
+ *chr = ((in[0] & 0x3) << 24) | VAL(1, 18) | VAL(2, 12) | VAL(3, 6) | VAL(4, 0);
+ return (char *)in + 5;
+ }
+
+ /* 6-byte, 0x400000-0x7FFFFFF */
+ if ((in[0] & 0xfe) == 0xfc && CONT(1) && CONT(2) && CONT(3) && CONT(4) && CONT(5)) {
+ *chr = ((in[0] & 0x1) << 30) | VAL(1, 24) | VAL(2, 18) | VAL(3, 12) | VAL(4, 6) | VAL(5, 0);
+ return (char *)in + 6;
+ }
+
+ *chr = *in;
+
+ return (char *)in + 1;
+}
+
+static size_t
+_fcitx_utf8_strlen(const char *s)
+{
+ unsigned int l = 0;
+
+ while (*s) {
+ uint32_t chr;
+
+ s = _fcitx_utf8_get_char(s, &chr);
+ l++;
+ }
+
+ return l;
+}
+
+static DBusHandlerResult
+DBus_MessageFilter(DBusConnection *conn, DBusMessage *msg, void *data)
+{
+ SDL_DBusContext *dbus = (SDL_DBusContext *)data;
+
+ if (dbus->message_is_signal(msg, FCITX_IC_DBUS_INTERFACE, "CommitString")) {
+ DBusMessageIter iter;
+ const char *text = NULL;
+
+ dbus->message_iter_init(msg, &iter);
+ dbus->message_iter_get_basic(&iter, &text);
+
+ if (text)
+ SDL_SendKeyboardText(text);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+
+ if (dbus->message_is_signal(msg, FCITX_IC_DBUS_INTERFACE, "UpdatePreedit")) {
+ DBusMessageIter iter;
+ const char *text;
+
+ dbus->message_iter_init(msg, &iter);
+ dbus->message_iter_get_basic(&iter, &text);
+
+ if (text && *text) {
+ char buf[SDL_TEXTEDITINGEVENT_TEXT_SIZE];
+ size_t text_bytes = SDL_strlen(text), i = 0;
+ size_t cursor = 0;
+
+ while (i < text_bytes) {
+ size_t sz = SDL_utf8strlcpy(buf, text + i, sizeof(buf));
+ size_t chars = _fcitx_utf8_strlen(buf);
+
+ SDL_SendEditingText(buf, cursor, chars);
+
+ i += sz;
+ cursor += chars;
+ }
+ }
+
+ SDL_Fcitx_UpdateTextRect(NULL);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static DBusMessage*
+FcitxClientICNewMethod(FcitxClient *client,
+ const char *method)
+{
+ SDL_DBusContext *dbus = client->dbus;
+ return dbus->message_new_method_call(
+ client->servicename,
+ client->icname,
+ FCITX_IC_DBUS_INTERFACE,
+ method);
+}
+
+static void
+FcitxClientICCallMethod(FcitxClient *client,
+ const char *method)
+{
+ SDL_DBusContext *dbus = client->dbus;
+ DBusMessage *msg = FcitxClientICNewMethod(client, method);
+
+ if (msg == NULL)
+ return ;
+
+ if (dbus->connection_send(dbus->session_conn, msg, NULL)) {
+ dbus->connection_flush(dbus->session_conn);
+ }
+
+ dbus->message_unref(msg);
+}
+
+static void
+Fcitx_SetCapabilities(void *data,
+ const char *name,
+ const char *old_val,
+ const char *internal_editing)
+{
+ FcitxClient *client = (FcitxClient *)data;
+ SDL_DBusContext *dbus = client->dbus;
+ Uint32 caps = CAPACITY_NONE;
+
+ DBusMessage *msg = FcitxClientICNewMethod(client, "SetCapacity");
+ if (msg == NULL)
+ return ;
+
+ if (!(internal_editing && *internal_editing == '1')) {
+ caps |= CAPACITY_PREEDIT;
+ }
+
+ dbus->message_append_args(msg,
+ DBUS_TYPE_UINT32, &caps,
+ DBUS_TYPE_INVALID);
+ if (dbus->connection_send(dbus->session_conn, msg, NULL)) {
+ dbus->connection_flush(dbus->session_conn);
+ }
+
+ dbus->message_unref(msg);
+}
+
+static void
+FcitxClientCreateIC(FcitxClient *client)
+{
+ char *appname = NULL;
+ pid_t pid = 0;
+ int id = 0;
+ SDL_bool enable;
+ Uint32 arg1, arg2, arg3, arg4;
+
+ SDL_DBusContext *dbus = client->dbus;
+ DBusMessage *reply = NULL;
+ DBusMessage *msg = dbus->message_new_method_call(
+ client->servicename,
+ FCITX_IM_DBUS_PATH,
+ FCITX_IM_DBUS_INTERFACE,
+ "CreateICv3"
+ );
+
+ if (msg == NULL)
+ return ;
+
+ appname = GetAppName();
+ pid = getpid();
+ dbus->message_append_args(msg,
+ DBUS_TYPE_STRING, &appname,
+ DBUS_TYPE_INT32, &pid,
+ DBUS_TYPE_INVALID);
+
+ do {
+ reply = dbus->connection_send_with_reply_and_block(
+ dbus->session_conn,
+ msg,
+ DBUS_TIMEOUT,
+ NULL);
+
+ if (!reply)
+ break;
+ if (!dbus->message_get_args(reply, NULL,
+ DBUS_TYPE_INT32, &id,
+ DBUS_TYPE_BOOLEAN, &enable,
+ DBUS_TYPE_UINT32, &arg1,
+ DBUS_TYPE_UINT32, &arg2,
+ DBUS_TYPE_UINT32, &arg3,
+ DBUS_TYPE_UINT32, &arg4,
+ DBUS_TYPE_INVALID))
+ break;
+
+ if (id < 0)
+ break;
+ client->id = id;
+
+ SDL_snprintf(client->icname, IC_NAME_MAX,
+ FCITX_IC_DBUS_PATH, client->id);
+
+ dbus->bus_add_match(dbus->session_conn,
+ "type='signal', interface='org.fcitx.Fcitx.InputContext'",
+ NULL);
+ dbus->connection_add_filter(dbus->session_conn,
+ &DBus_MessageFilter, dbus,
+ NULL);
+ dbus->connection_flush(dbus->session_conn);
+
+ SDL_AddHintCallback(SDL_HINT_IME_INTERNAL_EDITING, &Fcitx_SetCapabilities, client);
+ }
+ while (0);
+
+ if (reply)
+ dbus->message_unref(reply);
+ dbus->message_unref(msg);
+ SDL_free(appname);
+}
+
+static Uint32
+Fcitx_ModState(void)
+{
+ Uint32 fcitx_mods = 0;
+ SDL_Keymod sdl_mods = SDL_GetModState();
+
+ if (sdl_mods & KMOD_SHIFT) fcitx_mods |= FcitxKeyState_Shift;
+ if (sdl_mods & KMOD_CAPS) fcitx_mods |= FcitxKeyState_CapsLock;
+ if (sdl_mods & KMOD_CTRL) fcitx_mods |= FcitxKeyState_Ctrl;
+ if (sdl_mods & KMOD_ALT) fcitx_mods |= FcitxKeyState_Alt;
+ if (sdl_mods & KMOD_NUM) fcitx_mods |= FcitxKeyState_NumLock;
+ if (sdl_mods & KMOD_LGUI) fcitx_mods |= FcitxKeyState_Super;
+ if (sdl_mods & KMOD_RGUI) fcitx_mods |= FcitxKeyState_Meta;
+
+ return fcitx_mods;
+}
+
+SDL_bool
+SDL_Fcitx_Init()
+{
+ fcitx_client.dbus = SDL_DBus_GetContext();
+
+ fcitx_client.cursor_rect.x = -1;
+ fcitx_client.cursor_rect.y = -1;
+ fcitx_client.cursor_rect.w = 0;
+ fcitx_client.cursor_rect.h = 0;
+
+ SDL_snprintf(fcitx_client.servicename, IC_NAME_MAX,
+ "%s-%d",
+ FCITX_DBUS_SERVICE, GetDisplayNumber());
+
+ FcitxClientCreateIC(&fcitx_client);
+
+ return SDL_TRUE;
+}
+
+void
+SDL_Fcitx_Quit()
+{
+ FcitxClientICCallMethod(&fcitx_client, "DestroyIC");
+}
+
+void
+SDL_Fcitx_SetFocus(SDL_bool focused)
+{
+ if (focused) {
+ FcitxClientICCallMethod(&fcitx_client, "FocusIn");
+ } else {
+ FcitxClientICCallMethod(&fcitx_client, "FocusOut");
+ }
+}
+
+void
+SDL_Fcitx_Reset(void)
+{
+ FcitxClientICCallMethod(&fcitx_client, "Reset");
+ FcitxClientICCallMethod(&fcitx_client, "CloseIC");
+}
+
+SDL_bool
+SDL_Fcitx_ProcessKeyEvent(Uint32 keysym, Uint32 keycode)
+{
+ DBusMessage *msg = NULL;
+ DBusMessage *reply = NULL;
+ SDL_DBusContext *dbus = fcitx_client.dbus;
+
+ Uint32 state = 0;
+ SDL_bool handled = SDL_FALSE;
+ int type = FCITX_PRESS_KEY;
+ Uint32 event_time = 0;
+
+ msg = FcitxClientICNewMethod(&fcitx_client, "ProcessKeyEvent");
+ if (msg == NULL)
+ return SDL_FALSE;
+
+ state = Fcitx_ModState();
+ dbus->message_append_args(msg,
+ DBUS_TYPE_UINT32, &keysym,
+ DBUS_TYPE_UINT32, &keycode,
+ DBUS_TYPE_UINT32, &state,
+ DBUS_TYPE_INT32, &type,
+ DBUS_TYPE_UINT32, &event_time,
+ DBUS_TYPE_INVALID);
+
+ reply = dbus->connection_send_with_reply_and_block(dbus->session_conn,
+ msg,
+ -1,
+ NULL);
+
+ if (reply) {
+ dbus->message_get_args(reply,
+ NULL,
+ DBUS_TYPE_INT32, &handled,
+ DBUS_TYPE_INVALID);
+
+ dbus->message_unref(reply);
+ }
+
+ if (handled) {
+ SDL_Fcitx_UpdateTextRect(NULL);
+ }
+
+ return handled;
+}
+
+void
+SDL_Fcitx_UpdateTextRect(SDL_Rect *rect)
+{
+ SDL_Window *focused_win = NULL;
+ SDL_SysWMinfo info;
+ int x = 0, y = 0;
+ SDL_Rect *cursor = &fcitx_client.cursor_rect;
+
+ SDL_DBusContext *dbus = fcitx_client.dbus;
+ DBusMessage *msg = NULL;
+ DBusConnection *conn;
+
+ if (rect) {
+ SDL_memcpy(cursor, rect, sizeof(SDL_Rect));
+ }
+
+ focused_win = SDL_GetKeyboardFocus();
+ if (!focused_win) {
+ return ;
+ }
+
+ SDL_VERSION(&info.version);
+ if (!SDL_GetWindowWMInfo(focused_win, &info)) {
+ return;
+ }
+
+ SDL_GetWindowPosition(focused_win, &x, &y);
+
+#if SDL_VIDEO_DRIVER_X11
+ if (info.subsystem == SDL_SYSWM_X11) {
+ SDL_DisplayData *displaydata = (SDL_DisplayData *) SDL_GetDisplayForWindow(focused_win)->driverdata;
+
+ Display *x_disp = info.info.x11.display;
+ Window x_win = info.info.x11.window;
+ int x_screen = displaydata->screen;
+ Window unused;
+ X11_XTranslateCoordinates(x_disp, x_win, RootWindow(x_disp, x_screen), 0, 0, &x, &y, &unused);
+ }
+#endif
+
+ if (cursor->x == -1 && cursor->y == -1 && cursor->w == 0 && cursor->h == 0) {
+ // move to bottom left
+ int w = 0, h = 0;
+ SDL_GetWindowSize(focused_win, &w, &h);
+ cursor->x = 0;
+ cursor->y = h;
+ }
+
+ x += cursor->x;
+ y += cursor->y;
+
+ msg = FcitxClientICNewMethod(&fcitx_client, "SetCursorRect");
+ if (msg == NULL)
+ return ;
+
+ dbus->message_append_args(msg,
+ DBUS_TYPE_INT32, &x,
+ DBUS_TYPE_INT32, &y,
+ DBUS_TYPE_INT32, &cursor->w,
+ DBUS_TYPE_INT32, &cursor->h,
+ DBUS_TYPE_INVALID);
+
+ conn = dbus->session_conn;
+ if (dbus->connection_send(conn, msg, NULL))
+ dbus->connection_flush(conn);
+
+ dbus->message_unref(msg);
+}
+
+void
+SDL_Fcitx_PumpEvents()
+{
+ SDL_DBusContext *dbus = fcitx_client.dbus;
+ DBusConnection *conn = dbus->session_conn;
+
+ dbus->connection_read_write(conn, 0);
+
+ while (dbus->connection_dispatch(conn) == DBUS_DISPATCH_DATA_REMAINS) {
+ /* Do nothing, actual work happens in DBus_MessageFilter */
+ usleep(10);
+ }
+}
+
+/* vi: set ts=4 sw=4 expandtab: */
diff --git a/src/core/linux/SDL_fcitx.h b/src/core/linux/SDL_fcitx.h
new file mode 100644
index 0000000..6402047
--- /dev/null
+++ b/src/core/linux/SDL_fcitx.h
@@ -0,0 +1,40 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef _SDL_fcitx_h
+#define _SDL_fcitx_h
+
+#include "../../SDL_internal.h"
+
+#include "SDL_stdinc.h"
+#include "SDL_rect.h"
+
+extern SDL_bool SDL_Fcitx_Init(void);
+extern void SDL_Fcitx_Quit(void);
+extern void SDL_Fcitx_SetFocus(SDL_bool focused);
+extern void SDL_Fcitx_Reset(void);
+extern SDL_bool SDL_Fcitx_ProcessKeyEvent(Uint32 keysym, Uint32 keycode);
+extern void SDL_Fcitx_UpdateTextRect(SDL_Rect *rect);
+extern void SDL_Fcitx_PumpEvents();
+
+#endif /* _SDL_fcitx_h */
+
+/* vi: set ts=4 sw=4 expandtab: */
diff --git a/src/core/linux/SDL_ime.c b/src/core/linux/SDL_ime.c
new file mode 100644
index 0000000..ac959ea
--- /dev/null
+++ b/src/core/linux/SDL_ime.c
@@ -0,0 +1,135 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include "SDL_ime.h"
+#include "SDL_ibus.h"
+#include "SDL_fcitx.h"
+
+typedef SDL_bool (*_SDL_IME_Init)();
+typedef void (*_SDL_IME_Quit)();
+typedef void (*_SDL_IME_SetFocus)(SDL_bool);
+typedef void (*_SDL_IME_Reset)();
+typedef SDL_bool (*_SDL_IME_ProcessKeyEvent)(Uint32, Uint32);
+typedef void (*_SDL_IME_UpdateTextRect)(SDL_Rect *);
+typedef void (*_SDL_IME_PumpEvents)();
+
+static _SDL_IME_Init SDL_IME_Init_Real = NULL;
+static _SDL_IME_Quit SDL_IME_Quit_Real = NULL;
+static _SDL_IME_SetFocus SDL_IME_SetFocus_Real = NULL;
+static _SDL_IME_Reset SDL_IME_Reset_Real = NULL;
+static _SDL_IME_ProcessKeyEvent SDL_IME_ProcessKeyEvent_Real = NULL;
+static _SDL_IME_UpdateTextRect SDL_IME_UpdateTextRect_Real = NULL;
+static _SDL_IME_PumpEvents SDL_IME_PumpEvents_Real = NULL;
+
+static void
+InitIME()
+{
+ static SDL_bool inited = SDL_FALSE;
+ const char *im_module = NULL;
+
+ if (inited == SDL_TRUE)
+ return ;
+
+ inited = SDL_TRUE;
+ // TODO:
+ // better move every ime implenment to a shared library
+
+ // default to IBus
+#ifdef HAVE_IBUS_IBUS_H
+ SDL_IME_Init_Real = SDL_IBus_Init;
+ SDL_IME_Quit_Real = SDL_IBus_Quit;
+ SDL_IME_SetFocus_Real = SDL_IBus_SetFocus;
+ SDL_IME_Reset_Real = SDL_IBus_Reset;
+ SDL_IME_ProcessKeyEvent_Real = SDL_IBus_ProcessKeyEvent;
+ SDL_IME_UpdateTextRect_Real = SDL_IBus_UpdateTextRect;
+ SDL_IME_PumpEvents_Real = SDL_IBus_PumpEvents;
+#endif
+
+ im_module = SDL_getenv("SDL_IM_MODULE");
+ if (im_module) {
+ if (SDL_strcmp(im_module, "fcitx") == 0) {
+#ifdef HAVE_FCITX_FRONTEND_H
+ SDL_IME_Init_Real = SDL_Fcitx_Init;
+ SDL_IME_Quit_Real = SDL_Fcitx_Quit;
+ SDL_IME_SetFocus_Real = SDL_Fcitx_SetFocus;
+ SDL_IME_Reset_Real = SDL_Fcitx_Reset;
+ SDL_IME_ProcessKeyEvent_Real = SDL_Fcitx_ProcessKeyEvent;
+ SDL_IME_UpdateTextRect_Real = SDL_Fcitx_UpdateTextRect;
+ SDL_IME_PumpEvents_Real = SDL_Fcitx_PumpEvents;
+#endif
+ }
+ }
+}
+
+SDL_bool
+SDL_IME_Init(void)
+{
+ InitIME();
+
+ if (SDL_IME_Init_Real)
+ return SDL_IME_Init_Real();
+
+ return SDL_FALSE;
+}
+
+void
+SDL_IME_Quit(void)
+{
+ if (SDL_IME_Quit_Real)
+ SDL_IME_Quit_Real();
+}
+
+void
+SDL_IME_SetFocus(SDL_bool focused)
+{
+ if (SDL_IME_SetFocus_Real)
+ SDL_IME_SetFocus_Real(focused);
+}
+
+void
+SDL_IME_Reset(void)
+{
+ if (SDL_IME_Reset_Real)
+ SDL_IME_Reset_Real();
+}
+
+SDL_bool
+SDL_IME_ProcessKeyEvent(Uint32 keysym, Uint32 keycode)
+{
+ if (SDL_IME_ProcessKeyEvent_Real)
+ return SDL_IME_ProcessKeyEvent_Real(keysym, keycode);
+
+ return SDL_FALSE;
+}
+
+void
+SDL_IME_UpdateTextRect(SDL_Rect *rect)
+{
+ if (SDL_IME_UpdateTextRect_Real)
+ SDL_IME_UpdateTextRect_Real(rect);
+}
+
+void
+SDL_IME_PumpEvents()
+{
+ if (SDL_IME_PumpEvents_Real)
+ SDL_IME_PumpEvents_Real();
+}
diff --git a/src/core/linux/SDL_ime.h b/src/core/linux/SDL_ime.h
new file mode 100644
index 0000000..22b31de
--- /dev/null
+++ b/src/core/linux/SDL_ime.h
@@ -0,0 +1,38 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef _SDL_ime_h
+#define _SDL_ime_h
+
+#include "../../SDL_internal.h"
+
+#include "SDL_stdinc.h"
+#include "SDL_rect.h"
+
+extern SDL_bool SDL_IME_Init();
+extern void SDL_IME_Quit();
+extern void SDL_IME_SetFocus(SDL_bool focused);
+extern void SDL_IME_Reset();
+extern SDL_bool SDL_IME_ProcessKeyEvent(Uint32 keysym, Uint32 keycode);
+extern void SDL_IME_UpdateTextRect(SDL_Rect *rect);
+extern void SDL_IME_PumpEvents();
+
+#endif /* _SDL_ime_h */
diff --git a/src/video/x11/SDL_x11events.c b/src/video/x11/SDL_x11events.c
index 716bc18..c03c7fa 100644
--- a/src/video/x11/SDL_x11events.c
+++ b/src/video/x11/SDL_x11events.c
@@ -380,8 +380,8 @@
X11_XSetICFocus(data->ic);
}
#endif
-#ifdef SDL_USE_IBUS
- SDL_IBus_SetFocus(SDL_TRUE);
+#ifdef SDL_USE_IME
+ SDL_IME_SetFocus(SDL_TRUE);
#endif
}
@@ -403,8 +403,8 @@
X11_XUnsetICFocus(data->ic);
}
#endif
-#ifdef SDL_USE_IBUS
- SDL_IBus_SetFocus(SDL_FALSE);
+#ifdef SDL_USE_IME
+ SDL_IME_SetFocus(SDL_FALSE);
#endif
}
@@ -786,9 +786,9 @@
X11_XLookupString(&xevent.xkey, text, sizeof(text), &keysym, NULL);
#endif
-#ifdef SDL_USE_IBUS
+#ifdef SDL_USE_IME
if(SDL_GetEventState(SDL_TEXTINPUT) == SDL_ENABLE){
- handled_by_ime = SDL_IBus_ProcessKeyEvent(keysym, keycode);
+ handled_by_ime = SDL_IME_ProcessKeyEvent(keysym, keycode);
}
#endif
if (!handled_by_ime) {
@@ -860,10 +860,10 @@
xevent.xconfigure.y != data->last_xconfigure.y) {
SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_MOVED,
xevent.xconfigure.x, xevent.xconfigure.y);
-#ifdef SDL_USE_IBUS
+#ifdef SDL_USE_IME
if(SDL_GetEventState(SDL_TEXTINPUT) == SDL_ENABLE){
- /* Update IBus candidate list position */
- SDL_IBus_UpdateTextRect(NULL);
+ /* Update IME candidate list position */
+ SDL_IME_UpdateTextRect(NULL);
}
#endif
}
@@ -1408,9 +1408,9 @@
X11_DispatchEvent(_this);
}
-#ifdef SDL_USE_IBUS
+#ifdef SDL_USE_IME
if(SDL_GetEventState(SDL_TEXTINPUT) == SDL_ENABLE){
- SDL_IBus_PumpEvents();
+ SDL_IME_PumpEvents();
}
#endif
diff --git a/src/video/x11/SDL_x11keyboard.c b/src/video/x11/SDL_x11keyboard.c
index 26ad8fe..e7e1a56 100644
--- a/src/video/x11/SDL_x11keyboard.c
+++ b/src/video/x11/SDL_x11keyboard.c
@@ -339,8 +339,8 @@
SDL_SetScancodeName(SDL_SCANCODE_APPLICATION, "Menu");
-#ifdef SDL_USE_IBUS
- SDL_IBus_Init();
+#ifdef SDL_USE_IME
+ SDL_IME_Init();
#endif
return 0;
@@ -422,8 +422,8 @@
}
#endif
-#ifdef SDL_USE_IBUS
- SDL_IBus_Quit();
+#ifdef SDL_USE_IME
+ SDL_IME_Quit();
#endif
}
@@ -436,8 +436,8 @@
void
X11_StopTextInput(_THIS)
{
-#ifdef SDL_USE_IBUS
- SDL_IBus_Reset();
+#ifdef SDL_USE_IME
+ SDL_IME_Reset();
#endif
}
@@ -449,8 +449,8 @@
return;
}
-#ifdef SDL_USE_IBUS
- SDL_IBus_UpdateTextRect(rect);
+#ifdef SDL_USE_IME
+ SDL_IME_UpdateTextRect(rect);
#endif
}
diff --git a/src/video/x11/SDL_x11video.h b/src/video/x11/SDL_x11video.h
index d5b8244..a3324ff 100644
--- a/src/video/x11/SDL_x11video.h
+++ b/src/video/x11/SDL_x11video.h
@@ -57,7 +57,7 @@
#endif
#include "../../core/linux/SDL_dbus.h"
-#include "../../core/linux/SDL_ibus.h"
+#include "../../core/linux/SDL_ime.h"
#include "SDL_x11dyn.h"