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GtkIMContextSimple: Load locale compose tables dynamically.

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Load /usr/share/X11/locale/$LOCALE/Compose and $HOME/.XCompose
dynamically.

https://bugzilla.gnome.org/show_bug.cgi?id=721120
This commit is contained in:
Takao Fujiwara 2015-09-07 18:10:19 +09:00 committed by Matthias Clasen
parent 138187755f
commit a41f02f9b1
4 changed files with 185 additions and 19 deletions
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9
configure.ac
View File

@ -1375,6 +1375,14 @@ if test x"$os_win32" = xyes; then
GTK_EXTRA_CFLAGS="$msnative_struct"
fi
if $PKG_CONFIG --exists x11; then
X11_PREFIX="`$PKG_CONFIG --variable=prefix x11`"
elif test x"$prefix" != xNONE; then
X11_PREFIX="$prefix"
else
X11_PREFIX="$ac_default_prefix"
fi
GLIB_PREFIX="`$PKG_CONFIG --variable=prefix glib-2.0`"
ATK_PREFIX="`$PKG_CONFIG --variable=prefix atk`"
PANGO_PREFIX="`$PKG_CONFIG --variable=prefix pango`"
@ -1387,6 +1395,7 @@ AC_SUBST(GTK_EXTRA_CFLAGS)
AC_SUBST(GTK_DEP_LIBS)
AC_SUBST(GTK_DEP_CFLAGS)
AC_SUBST(X11_PREFIX)
AC_SUBST(GLIB_PREFIX)
AC_SUBST(ATK_PREFIX)
AC_SUBST(PANGO_PREFIX)

1
gtk/Makefile.am
View File

@ -14,6 +14,7 @@ AM_CPPFLAGS = \
-DGTK_COMPILATION \
-DGTK_PRINT_BACKENDS=\"$(GTK_PRINT_BACKENDS)\" \
-DGTK_PRINT_BACKEND_ENABLE_UNSUPPORTED \
-DX11_DATA_PREFIX=\"$(X11_PREFIX)\" \
-I$(top_builddir) \
-I$(top_builddir)/gtk \
-I$(top_srcdir) \

191
gtk/gtkimcontextsimple.c
View File

@ -17,6 +17,15 @@
#include "config.h"
#include <gdk/gdk.h>
#ifdef GDK_WINDOWING_X11
#include <gdk/gdkx.h>
#endif
#ifdef GDK_WINDOWING_WAYLAND
#include <wayland/gdkwayland.h>
#endif
#include <stdlib.h>
#include <string.h>
@ -38,10 +47,10 @@
*/
#define X11_DATADIR X11_DATA_PREFIX "/share/X11/locale"
struct _GtkIMContextSimplePrivate
{
GSList *tables;
guint16 compose_buffer[GTK_MAX_COMPOSE_LEN + 1];
gunichar tentative_match;
gint tentative_match_len;
@ -62,6 +71,8 @@ const GtkComposeTableCompact gtk_compose_table_compact = {
6
};
static GSList *global_tables;
static const guint16 gtk_compose_ignore[] = {
GDK_KEY_Shift_L,
GDK_KEY_Shift_R,
@ -89,6 +100,8 @@ static void gtk_im_context_simple_get_preedit_string (GtkIMContext
gchar **str,
PangoAttrList **attrs,
gint *cursor_pos);
static void gtk_im_context_simple_set_client_window (GtkIMContext *context,
GdkWindow *window);
G_DEFINE_TYPE_WITH_PRIVATE (GtkIMContextSimple, gtk_im_context_simple, GTK_TYPE_IM_CONTEXT)
@ -101,9 +114,119 @@ gtk_im_context_simple_class_init (GtkIMContextSimpleClass *class)
im_context_class->filter_keypress = gtk_im_context_simple_filter_keypress;
im_context_class->reset = gtk_im_context_simple_reset;
im_context_class->get_preedit_string = gtk_im_context_simple_get_preedit_string;
im_context_class->set_client_window = gtk_im_context_simple_set_client_window;
gobject_class->finalize = gtk_im_context_simple_finalize;
}
static void
gtk_im_context_simple_init_compose_table (GtkIMContextSimple *im_context_simple)
{
gchar *path = NULL;
const gchar *home;
const gchar *locale;
gchar **langs = NULL;
gchar **lang = NULL;
gchar * const sys_langs[] = { "el_gr", "fi_fi", "pt_br", NULL };
gchar * const *sys_lang = NULL;
path = g_build_filename (g_get_user_config_dir (), "gtk-3.0", "Compose", NULL);
if (g_file_test (path, G_FILE_TEST_EXISTS))
{
gtk_im_context_simple_add_compose_file (im_context_simple, path);
g_free (path);
return;
}
g_free (path);
path = NULL;
home = g_get_home_dir ();
if (home == NULL)
return;
path = g_build_filename (home, ".XCompose", NULL);
if (g_file_test (path, G_FILE_TEST_EXISTS))
{
gtk_im_context_simple_add_compose_file (im_context_simple, path);
g_free (path);
return;
}
g_free (path);
path = NULL;
locale = g_getenv ("LC_CTYPE");
if (locale == NULL)
locale = g_getenv ("LANG");
if (locale == NULL)
locale = "C";
/* FIXME: https://bugzilla.gnome.org/show_bug.cgi?id=751826 */
langs = g_get_locale_variants (locale);
for (lang = langs; *lang; lang++)
{
if (g_str_has_prefix (*lang, "en_US"))
break;
if (**lang == 'C')
break;
/* Other languages just include en_us compose table. */
for (sys_lang = sys_langs; *sys_lang; sys_lang++)
{
if (g_ascii_strncasecmp (*lang, *sys_lang, strlen (*sys_lang)) == 0)
{
path = g_build_filename (X11_DATADIR, *lang, "Compose", NULL);
break;
}
}
if (path == NULL)
continue;
if (g_file_test (path, G_FILE_TEST_EXISTS))
break;
g_free (path);
path = NULL;
}
g_strfreev (langs);
if (path != NULL)
gtk_im_context_simple_add_compose_file (im_context_simple, path);
g_free (path);
path = NULL;
}
static void
init_compose_table_thread_cb (GTask *task,
gpointer source_object,
gpointer task_data,
GCancellable *cancellable)
{
GtkIMContextSimple *im_context_simple;
if (g_task_return_error_if_cancelled (task))
return;
g_return_if_fail (GTK_IS_IM_CONTEXT_SIMPLE (task_data));
im_context_simple = GTK_IM_CONTEXT_SIMPLE (task_data);
gtk_im_context_simple_init_compose_table (im_context_simple);
}
void
init_compose_table_async (GtkIMContextSimple *im_context_simple,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GTask *task = g_task_new (NULL, cancellable, callback, user_data);
g_task_set_source_tag (task, init_compose_table_async);
g_task_set_task_data (task, im_context_simple, NULL);
g_task_run_in_thread (task, init_compose_table_thread_cb);
g_object_unref (task);
}
static void
gtk_im_context_simple_init (GtkIMContextSimple *im_context_simple)
{
@ -113,11 +236,6 @@ gtk_im_context_simple_init (GtkIMContextSimple *im_context_simple)
static void
gtk_im_context_simple_finalize (GObject *obj)
{
GtkIMContextSimple *context_simple = GTK_IM_CONTEXT_SIMPLE (obj);
GtkIMContextSimplePrivate *priv = context_simple->priv;
g_slist_free_full (priv->tables, g_free);
G_OBJECT_CLASS (gtk_im_context_simple_parent_class)->finalize (obj);
}
@ -1081,7 +1199,7 @@ gtk_im_context_simple_filter_keypress (GtkIMContext *context,
}
else
{
tmp_list = priv->tables;
tmp_list = global_tables;
while (tmp_list)
{
if (check_table (context_simple, tmp_list->data, n_compose))
@ -1232,6 +1350,33 @@ gtk_im_context_simple_get_preedit_string (GtkIMContext *context,
*cursor_pos = len;
}
static void
gtk_im_context_simple_set_client_window (GtkIMContext *context,
GdkWindow *window)
{
GdkDisplay *display;
GtkIMContextSimple *im_context_simple = GTK_IM_CONTEXT_SIMPLE (context);
gboolean run_compose_table = FALSE;
if (!window)
return;
display = gdk_window_get_display (window);
/* Load compose table for X11 or Wayland. */
#ifdef GDK_WINDOWING_X11
if (GDK_IS_X11_DISPLAY (display))
run_compose_table = TRUE;
#endif
#ifdef GDK_WINDOWING_WAYLAND
if (GDK_IS_WAYLAND_DISPLAY (display))
run_compose_table = TRUE;
#endif
if (run_compose_table)
init_compose_table_async (im_context_simple, NULL, NULL, NULL);
}
/**
* gtk_im_context_simple_add_table: (skip)
* @context_simple: A #GtkIMContextSimple
@ -1256,17 +1401,25 @@ gtk_im_context_simple_add_table (GtkIMContextSimple *context_simple,
gint max_seq_len,
gint n_seqs)
{
GtkIMContextSimplePrivate *priv = context_simple->priv;
GtkComposeTable *table;
g_return_if_fail (GTK_IS_IM_CONTEXT_SIMPLE (context_simple));
g_return_if_fail (data != NULL);
g_return_if_fail (max_seq_len <= GTK_MAX_COMPOSE_LEN);
table = g_new (GtkComposeTable, 1);
table->data = data;
table->max_seq_len = max_seq_len;
table->n_seqs = n_seqs;
priv->tables = g_slist_prepend (priv->tables, table);
global_tables = gtk_compose_table_list_add_array (global_tables,
data, max_seq_len, n_seqs);
}
/*
* gtk_im_context_simple_add_compose_file:
* @context_simple: A #GtkIMContextSimple
* @compose_file: The path of compose file
*
* Adds an additional table from the X11 compose file.
*/
void
gtk_im_context_simple_add_compose_file (GtkIMContextSimple *context_simple,
const gchar *compose_file)
{
g_return_if_fail (GTK_IS_IM_CONTEXT_SIMPLE (context_simple));
global_tables = gtk_compose_table_list_add_file (global_tables,
compose_file);
}

3
gtk/gtkimcontextsimple.h
View File

@ -69,6 +69,9 @@ void gtk_im_context_simple_add_table (GtkIMContextSimple *context_simpl
guint16 *data,
gint max_seq_len,
gint n_seqs);
GDK_AVAILABLE_IN_3_20
void gtk_im_context_simple_add_compose_file (GtkIMContextSimple *context_simple,
const gchar *compose_file);
G_END_DECLS