* Copyright (C) 2000 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
+ * You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
-#include "gtksignal.h"
+#include "config.h"
+
+#include <string.h>
+#include <locale.h>
+
#include "gtkimmulticontext.h"
-#include "gtkimcontextsimple.h"
+#include "gtkimmodule.h"
+#include "gtkmain.h"
+#include "gtkradiomenuitem.h"
+#include "gtkintl.h"
+#include "gtkprivate.h" /* To get redefinition of GTK_LOCALE_DIR on Win32 */
+
+
+/**
+ * SECTION:gtkimmulticontext
+ * @Short_description: An input method context supporting multiple, loadable input methods
+ * @Title: GtkIMMulticontext
+ */
+
+
+#define NONE_ID "gtk-im-context-none"
+
+struct _GtkIMMulticontextPrivate
+{
+ GtkIMContext *slave;
+
+ GdkWindow *client_window;
+ GdkRectangle cursor_location;
+
+ gchar *context_id;
+ gchar *context_id_aux;
+
+ guint use_preedit : 1;
+ guint have_cursor_location : 1;
+ guint focus_in : 1;
+};
-static void gtk_im_multicontext_class_init (GtkIMMulticontextClass *class);
-static void gtk_im_multicontext_init (GtkIMMulticontext *im_multicontext);
static void gtk_im_multicontext_finalize (GObject *object);
static void gtk_im_multicontext_set_slave (GtkIMMulticontext *multicontext,
- GtkIMContext *slave);
+ GtkIMContext *slave,
+ gboolean finalizing);
static void gtk_im_multicontext_set_client_window (GtkIMContext *context,
GdkWindow *window);
static void gtk_im_multicontext_get_preedit_string (GtkIMContext *context,
gchar **str,
- PangoAttrList **attrs);
+ PangoAttrList **attrs,
+ gint *cursor_pos);
static gboolean gtk_im_multicontext_filter_keypress (GtkIMContext *context,
GdkEventKey *event);
static void gtk_im_multicontext_focus_in (GtkIMContext *context);
static void gtk_im_multicontext_focus_out (GtkIMContext *context);
-
-void gtk_im_multicontext_preedit_start_cb (GtkIMContext *slave,
- GtkIMMulticontext *multicontext);
-void gtk_im_multicontext_preedit_end_cb (GtkIMContext *slave,
- GtkIMMulticontext *multicontext);
-void gtk_im_multicontext_preedit_changed_cb (GtkIMContext *slave,
- GtkIMMulticontext *multicontext);
-void gtk_im_multicontext_commit_cb (GtkIMContext *slave,
- const gchar *str,
- GtkIMMulticontext *multicontext);
-
-static GtkIMContextClass *parent_class;
-
-GtkType
-gtk_im_multicontext_get_type (void)
-{
- static GtkType im_multicontext_type = 0;
-
- if (!im_multicontext_type)
- {
- static const GtkTypeInfo im_multicontext_info =
- {
- "GtkIMMulticontext",
- sizeof (GtkIMMulticontext),
- sizeof (GtkIMMulticontextClass),
- (GtkClassInitFunc) gtk_im_multicontext_class_init,
- (GtkObjectInitFunc) gtk_im_multicontext_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- im_multicontext_type = gtk_type_unique (GTK_TYPE_IM_CONTEXT, &im_multicontext_info);
- }
-
- return im_multicontext_type;
-}
+static void gtk_im_multicontext_reset (GtkIMContext *context);
+static void gtk_im_multicontext_set_cursor_location (GtkIMContext *context,
+ GdkRectangle *area);
+static void gtk_im_multicontext_set_use_preedit (GtkIMContext *context,
+ gboolean use_preedit);
+static gboolean gtk_im_multicontext_get_surrounding (GtkIMContext *context,
+ gchar **text,
+ gint *cursor_index);
+static void gtk_im_multicontext_set_surrounding (GtkIMContext *context,
+ const char *text,
+ gint len,
+ gint cursor_index);
+
+static void gtk_im_multicontext_preedit_start_cb (GtkIMContext *slave,
+ GtkIMMulticontext *multicontext);
+static void gtk_im_multicontext_preedit_end_cb (GtkIMContext *slave,
+ GtkIMMulticontext *multicontext);
+static void gtk_im_multicontext_preedit_changed_cb (GtkIMContext *slave,
+ GtkIMMulticontext *multicontext);
+static void gtk_im_multicontext_commit_cb (GtkIMContext *slave,
+ const gchar *str,
+ GtkIMMulticontext *multicontext);
+static gboolean gtk_im_multicontext_retrieve_surrounding_cb (GtkIMContext *slave,
+ GtkIMMulticontext *multicontext);
+static gboolean gtk_im_multicontext_delete_surrounding_cb (GtkIMContext *slave,
+ gint offset,
+ gint n_chars,
+ GtkIMMulticontext *multicontext);
+
+static const gchar *global_context_id = NULL;
+
+G_DEFINE_TYPE (GtkIMMulticontext, gtk_im_multicontext, GTK_TYPE_IM_CONTEXT)
static void
gtk_im_multicontext_class_init (GtkIMMulticontextClass *class)
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
GtkIMContextClass *im_context_class = GTK_IM_CONTEXT_CLASS (class);
- parent_class = g_type_class_peek_parent (class);
-
im_context_class->set_client_window = gtk_im_multicontext_set_client_window;
im_context_class->get_preedit_string = gtk_im_multicontext_get_preedit_string;
im_context_class->filter_keypress = gtk_im_multicontext_filter_keypress;
im_context_class->focus_in = gtk_im_multicontext_focus_in;
im_context_class->focus_out = gtk_im_multicontext_focus_out;
+ im_context_class->reset = gtk_im_multicontext_reset;
+ im_context_class->set_cursor_location = gtk_im_multicontext_set_cursor_location;
+ im_context_class->set_use_preedit = gtk_im_multicontext_set_use_preedit;
+ im_context_class->set_surrounding = gtk_im_multicontext_set_surrounding;
+ im_context_class->get_surrounding = gtk_im_multicontext_get_surrounding;
gobject_class->finalize = gtk_im_multicontext_finalize;
+
+ g_type_class_add_private (gobject_class, sizeof (GtkIMMulticontextPrivate));
}
static void
gtk_im_multicontext_init (GtkIMMulticontext *multicontext)
{
- multicontext->slave = NULL;
+ GtkIMMulticontextPrivate *priv;
+
+ multicontext->priv = G_TYPE_INSTANCE_GET_PRIVATE (multicontext, GTK_TYPE_IM_MULTICONTEXT, GtkIMMulticontextPrivate);
+ priv = multicontext->priv;
+
+ priv->slave = NULL;
+ priv->use_preedit = TRUE;
+ priv->have_cursor_location = FALSE;
+ priv->focus_in = FALSE;
}
+/**
+ * gtk_im_multicontext_new:
+ *
+ * Creates a new #GtkIMMulticontext.
+ *
+ * Returns: a new #GtkIMMulticontext.
+ **/
GtkIMContext *
gtk_im_multicontext_new (void)
{
- return GTK_IM_CONTEXT (gtk_type_new (GTK_TYPE_IM_MULTICONTEXT));
+ return g_object_new (GTK_TYPE_IM_MULTICONTEXT, NULL);
}
static void
gtk_im_multicontext_finalize (GObject *object)
{
- gtk_im_multicontext_set_slave (GTK_IM_MULTICONTEXT (object), NULL);
+ GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (object);
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+
+ gtk_im_multicontext_set_slave (multicontext, NULL, TRUE);
+ g_free (priv->context_id);
+ g_free (priv->context_id_aux);
- G_OBJECT_CLASS (parent_class)->finalize (object);
+ G_OBJECT_CLASS (gtk_im_multicontext_parent_class)->finalize (object);
}
static void
gtk_im_multicontext_set_slave (GtkIMMulticontext *multicontext,
- GtkIMContext *slave)
+ GtkIMContext *slave,
+ gboolean finalizing)
{
- if (multicontext->slave)
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+ gboolean need_preedit_changed = FALSE;
+
+ if (priv->slave)
{
- gtk_signal_disconnect_by_data (GTK_OBJECT (multicontext->slave), multicontext);
- gtk_object_unref (GTK_OBJECT (multicontext->slave));
+ if (!finalizing)
+ gtk_im_context_reset (priv->slave);
+
+ g_signal_handlers_disconnect_by_func (priv->slave,
+ gtk_im_multicontext_preedit_start_cb,
+ multicontext);
+ g_signal_handlers_disconnect_by_func (priv->slave,
+ gtk_im_multicontext_preedit_end_cb,
+ multicontext);
+ g_signal_handlers_disconnect_by_func (priv->slave,
+ gtk_im_multicontext_preedit_changed_cb,
+ multicontext);
+ g_signal_handlers_disconnect_by_func (priv->slave,
+ gtk_im_multicontext_commit_cb,
+ multicontext);
+
+ g_object_unref (priv->slave);
+ priv->slave = NULL;
+
+ if (!finalizing)
+ need_preedit_changed = TRUE;
}
- multicontext->slave = slave;
+ priv->slave = slave;
- if (multicontext->slave)
+ if (priv->slave)
{
- gtk_object_ref (GTK_OBJECT (multicontext->slave));
- gtk_object_sink (GTK_OBJECT (multicontext->slave));
-
- gtk_signal_connect (GTK_OBJECT (multicontext->slave), "preedit_start",
- GTK_SIGNAL_FUNC (gtk_im_multicontext_preedit_start_cb),
- multicontext);
- gtk_signal_connect (GTK_OBJECT (multicontext->slave), "preedit_end",
- GTK_SIGNAL_FUNC (gtk_im_multicontext_preedit_end_cb),
- multicontext);
- gtk_signal_connect (GTK_OBJECT (multicontext->slave), "preedit_changed",
- GTK_SIGNAL_FUNC (gtk_im_multicontext_preedit_changed_cb),
- multicontext);
- gtk_signal_connect (GTK_OBJECT (multicontext->slave), "commit",
- GTK_SIGNAL_FUNC (gtk_im_multicontext_commit_cb),
- multicontext);
+ g_object_ref (priv->slave);
+
+ g_signal_connect (priv->slave, "preedit-start",
+ G_CALLBACK (gtk_im_multicontext_preedit_start_cb),
+ multicontext);
+ g_signal_connect (priv->slave, "preedit-end",
+ G_CALLBACK (gtk_im_multicontext_preedit_end_cb),
+ multicontext);
+ g_signal_connect (priv->slave, "preedit-changed",
+ G_CALLBACK (gtk_im_multicontext_preedit_changed_cb),
+ multicontext);
+ g_signal_connect (priv->slave, "commit",
+ G_CALLBACK (gtk_im_multicontext_commit_cb),
+ multicontext);
+ g_signal_connect (priv->slave, "retrieve-surrounding",
+ G_CALLBACK (gtk_im_multicontext_retrieve_surrounding_cb),
+ multicontext);
+ g_signal_connect (priv->slave, "delete-surrounding",
+ G_CALLBACK (gtk_im_multicontext_delete_surrounding_cb),
+ multicontext);
+
+ if (!priv->use_preedit) /* Default is TRUE */
+ gtk_im_context_set_use_preedit (slave, FALSE);
+ if (priv->client_window)
+ gtk_im_context_set_client_window (slave, priv->client_window);
+ if (priv->have_cursor_location)
+ gtk_im_context_set_cursor_location (slave, &priv->cursor_location);
+ if (priv->focus_in)
+ gtk_im_context_focus_in (slave);
}
+
+ if (need_preedit_changed)
+ g_signal_emit_by_name (multicontext, "preedit-changed");
+}
+
+static const gchar *
+get_effective_context_id (GtkIMMulticontext *multicontext)
+{
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+
+ if (priv->context_id_aux)
+ return priv->context_id_aux;
+
+ if (!global_context_id)
+ global_context_id = _gtk_im_module_get_default_context_id (priv->client_window);
+
+ return global_context_id;
}
static GtkIMContext *
gtk_im_multicontext_get_slave (GtkIMMulticontext *multicontext)
{
- if (!multicontext->slave)
- gtk_im_multicontext_set_slave (multicontext, gtk_im_context_simple_new ());
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+
+ if (!priv->slave)
+ {
+ GtkIMContext *slave;
+
+ g_free (priv->context_id);
- return multicontext->slave;
+ priv->context_id = g_strdup (get_effective_context_id (multicontext));
+
+ if (g_strcmp0 (priv->context_id, NONE_ID) == 0)
+ return NULL;
+
+ slave = _gtk_im_module_create (priv->context_id);
+ gtk_im_multicontext_set_slave (multicontext, slave, FALSE);
+ g_object_unref (slave);
+ }
+
+ return priv->slave;
}
+static void
+im_module_setting_changed (GtkSettings *settings,
+ gpointer data)
+{
+ global_context_id = NULL;
+}
+
+
static void
gtk_im_multicontext_set_client_window (GtkIMContext *context,
GdkWindow *window)
{
GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
- GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+ GdkScreen *screen;
+ GtkSettings *settings;
+ gboolean connected;
- if (slave)
- gtk_im_context_set_client_window (slave, window);
+ priv->client_window = window;
+
+ if (window)
+ {
+ screen = gdk_window_get_screen (window);
+ settings = gtk_settings_get_for_screen (screen);
+
+ connected = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (settings),
+ "gtk-im-module-connected"));
+ if (!connected)
+ {
+ g_signal_connect (settings, "notify::gtk-im-module",
+ G_CALLBACK (im_module_setting_changed), NULL);
+ g_object_set_data (G_OBJECT (settings), "gtk-im-module-connected",
+ GINT_TO_POINTER (TRUE));
+
+ global_context_id = NULL;
+ }
+ }
+
+ if (g_strcmp0 (priv->context_id, get_effective_context_id (multicontext)) != 0)
+ gtk_im_multicontext_set_slave (multicontext, NULL, FALSE);
+
+ if (priv->slave)
+ gtk_im_context_set_client_window (priv->slave, window);
}
static void
gtk_im_multicontext_get_preedit_string (GtkIMContext *context,
gchar **str,
- PangoAttrList **attrs)
+ PangoAttrList **attrs,
+ gint *cursor_pos)
{
GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
if (slave)
- gtk_im_context_get_preedit_string (slave, str, attrs);
+ gtk_im_context_get_preedit_string (slave, str, attrs, cursor_pos);
else
{
if (str)
if (slave)
return gtk_im_context_filter_keypress (slave, event);
- else
- return FALSE;
+ else if (event->type == GDK_KEY_PRESS &&
+ (event->state & (GDK_MOD1_MASK | GDK_CONTROL_MASK)) == 0)
+ {
+ gunichar ch;
+
+ ch = gdk_keyval_to_unicode (event->keyval);
+ if (ch != 0)
+ {
+ gint len;
+ gchar buf[10];
+
+ len = g_unichar_to_utf8 (ch, buf);
+ buf[len] = '\0';
+
+ g_signal_emit_by_name (multicontext, "commit", buf);
+
+ return TRUE;
+ }
+ }
+
+ return FALSE;
}
static void
gtk_im_multicontext_focus_in (GtkIMContext *context)
{
GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
- GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+ GtkIMContext *slave;
+
+ if (g_strcmp0 (priv->context_id, get_effective_context_id (multicontext)) != 0)
+ gtk_im_multicontext_set_slave (multicontext, NULL, FALSE);
+
+ slave = gtk_im_multicontext_get_slave (multicontext);
+
+ priv->focus_in = TRUE;
if (slave)
gtk_im_context_focus_in (slave);
gtk_im_multicontext_focus_out (GtkIMContext *context)
{
GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+ priv->focus_in = FALSE;
+
if (slave)
gtk_im_context_focus_out (slave);
}
-void
+static void
+gtk_im_multicontext_reset (GtkIMContext *context)
+{
+ GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
+ GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+
+ if (slave)
+ gtk_im_context_reset (slave);
+}
+
+static void
+gtk_im_multicontext_set_cursor_location (GtkIMContext *context,
+ GdkRectangle *area)
+{
+ GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+ GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+
+ priv->have_cursor_location = TRUE;
+ priv->cursor_location = *area;
+
+ if (slave)
+ gtk_im_context_set_cursor_location (slave, area);
+}
+
+static void
+gtk_im_multicontext_set_use_preedit (GtkIMContext *context,
+ gboolean use_preedit)
+{
+ GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
+ GtkIMMulticontextPrivate *priv = multicontext->priv;
+ GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+
+ use_preedit = use_preedit != FALSE;
+
+ priv->use_preedit = use_preedit;
+
+ if (slave)
+ gtk_im_context_set_use_preedit (slave, use_preedit);
+}
+
+static gboolean
+gtk_im_multicontext_get_surrounding (GtkIMContext *context,
+ gchar **text,
+ gint *cursor_index)
+{
+ GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
+ GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+
+ if (slave)
+ return gtk_im_context_get_surrounding (slave, text, cursor_index);
+ else
+ {
+ if (text)
+ *text = NULL;
+ if (cursor_index)
+ *cursor_index = 0;
+
+ return FALSE;
+ }
+}
+
+static void
+gtk_im_multicontext_set_surrounding (GtkIMContext *context,
+ const char *text,
+ gint len,
+ gint cursor_index)
+{
+ GtkIMMulticontext *multicontext = GTK_IM_MULTICONTEXT (context);
+ GtkIMContext *slave = gtk_im_multicontext_get_slave (multicontext);
+
+ if (slave)
+ gtk_im_context_set_surrounding (slave, text, len, cursor_index);
+}
+
+static void
gtk_im_multicontext_preedit_start_cb (GtkIMContext *slave,
GtkIMMulticontext *multicontext)
{
- gtk_signal_emit_by_name (GTK_OBJECT (multicontext), "preedit_start");
+ g_signal_emit_by_name (multicontext, "preedit-start");
}
-void
+static void
gtk_im_multicontext_preedit_end_cb (GtkIMContext *slave,
GtkIMMulticontext *multicontext)
{
- gtk_signal_emit_by_name (GTK_OBJECT (multicontext), "preedit_end");
+ g_signal_emit_by_name (multicontext, "preedit-end");
}
-void
+static void
gtk_im_multicontext_preedit_changed_cb (GtkIMContext *slave,
GtkIMMulticontext *multicontext)
{
- gtk_signal_emit_by_name (GTK_OBJECT (multicontext), "preedit_changed");
+ g_signal_emit_by_name (multicontext, "preedit-changed");
}
-void
+static void
gtk_im_multicontext_commit_cb (GtkIMContext *slave,
const gchar *str,
GtkIMMulticontext *multicontext)
{
- gtk_signal_emit_by_name (GTK_OBJECT (multicontext), "commit", str);;
+ g_signal_emit_by_name (multicontext, "commit", str);
+}
+
+static gboolean
+gtk_im_multicontext_retrieve_surrounding_cb (GtkIMContext *slave,
+ GtkIMMulticontext *multicontext)
+{
+ gboolean result;
+
+ g_signal_emit_by_name (multicontext, "retrieve-surrounding", &result);
+
+ return result;
+}
+
+static gboolean
+gtk_im_multicontext_delete_surrounding_cb (GtkIMContext *slave,
+ gint offset,
+ gint n_chars,
+ GtkIMMulticontext *multicontext)
+{
+ gboolean result;
+
+ g_signal_emit_by_name (multicontext, "delete-surrounding",
+ offset, n_chars, &result);
+
+ return result;
+}
+
+static void
+activate_cb (GtkWidget *menuitem,
+ GtkIMMulticontext *context)
+{
+ if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (menuitem)))
+ {
+ const gchar *id = g_object_get_data (G_OBJECT (menuitem), "gtk-context-id");
+
+ gtk_im_multicontext_set_context_id (context, id);
+ }
+}
+
+static int
+pathnamecmp (const char *a,
+ const char *b)
+{
+#ifndef G_OS_WIN32
+ return strcmp (a, b);
+#else
+ /* Ignore case insensitivity, probably not that relevant here. Just
+ * make sure slash and backslash compare equal.
+ */
+ while (*a && *b)
+ if ((G_IS_DIR_SEPARATOR (*a) && G_IS_DIR_SEPARATOR (*b)) ||
+ *a == *b)
+ a++, b++;
+ else
+ return (*a - *b);
+ return (*a - *b);
+#endif
}
+/**
+ * gtk_im_multicontext_append_menuitems:
+ * @context: a #GtkIMMulticontext
+ * @menushell: a #GtkMenuShell
+ *
+ * Add menuitems for various available input methods to a menu;
+ * the menuitems, when selected, will switch the input method
+ * for the context and the global default input method.
+ **/
+void
+gtk_im_multicontext_append_menuitems (GtkIMMulticontext *context,
+ GtkMenuShell *menushell)
+{
+ GtkIMMulticontextPrivate *priv = context->priv;
+ const GtkIMContextInfo **contexts;
+ guint n_contexts, i;
+ GSList *group = NULL;
+ GtkWidget *menuitem, *system_menuitem;
+ const char *system_context_id;
+
+ system_context_id = _gtk_im_module_get_default_context_id (priv->client_window);
+ system_menuitem = menuitem = gtk_radio_menu_item_new_with_label (group, C_("input method menu", "System"));
+ if (!priv->context_id_aux)
+ gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem), TRUE);
+ group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (menuitem));
+ g_object_set_data (G_OBJECT (menuitem), I_("gtk-context-id"), NULL);
+ g_signal_connect (menuitem, "activate", G_CALLBACK (activate_cb), context);
+
+ gtk_widget_show (menuitem);
+ gtk_menu_shell_append (menushell, menuitem);
+
+ menuitem = gtk_radio_menu_item_new_with_label (group, C_("input method menu", "None"));
+ if (g_strcmp0 (priv->context_id_aux, NONE_ID) == 0)
+ gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem), TRUE);
+ g_object_set_data (G_OBJECT (menuitem), I_("gtk-context-id"), NONE_ID);
+ g_signal_connect (menuitem, "activate", G_CALLBACK (activate_cb), context);
+ gtk_widget_show (menuitem);
+ gtk_menu_shell_append (menushell, menuitem);
+ group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (menuitem));
+
+ menuitem = gtk_separator_menu_item_new ();
+ gtk_widget_show (menuitem);
+ gtk_menu_shell_append (menushell, menuitem);
+
+ _gtk_im_module_list (&contexts, &n_contexts);
+
+ for (i = 0; i < n_contexts; i++)
+ {
+ const gchar *translated_name;
+#ifdef ENABLE_NLS
+ if (contexts[i]->domain && contexts[i]->domain[0])
+ {
+ if (strcmp (contexts[i]->domain, GETTEXT_PACKAGE) == 0)
+ {
+ /* Same translation domain as GTK+ */
+ if (!(contexts[i]->domain_dirname && contexts[i]->domain_dirname[0]) ||
+ pathnamecmp (contexts[i]->domain_dirname, GTK_LOCALEDIR) == 0)
+ {
+ /* Empty or NULL, domain directory, or same as
+ * GTK+. Input method may have a name in the GTK+
+ * message catalog.
+ */
+ translated_name = _(contexts[i]->context_name);
+ }
+ else
+ {
+ /* Separate domain directory but the same
+ * translation domain as GTK+. We can't call
+ * bindtextdomain() as that would make GTK+ forget
+ * its own messages.
+ */
+ g_warning ("Input method %s should not use GTK's translation domain %s",
+ contexts[i]->context_id, GETTEXT_PACKAGE);
+ /* Try translating the name in GTK+'s domain */
+ translated_name = _(contexts[i]->context_name);
+ }
+ }
+ else if (contexts[i]->domain_dirname && contexts[i]->domain_dirname[0])
+ /* Input method has own translation domain and message catalog */
+ {
+ bindtextdomain (contexts[i]->domain,
+ contexts[i]->domain_dirname);
+#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
+ bind_textdomain_codeset (contexts[i]->domain, "UTF-8");
+#endif
+ translated_name = g_dgettext (contexts[i]->domain, contexts[i]->context_name);
+ }
+ else
+ {
+ /* Different translation domain, but no domain directory */
+ translated_name = contexts[i]->context_name;
+ }
+ }
+ else
+ /* Empty or NULL domain. We assume that input method does not
+ * want a translated name in this case.
+ */
+ translated_name = contexts[i]->context_name;
+#else
+ translated_name = contexts[i]->context_name;
+#endif
+ menuitem = gtk_radio_menu_item_new_with_label (group,
+ translated_name);
+
+ if ((priv->context_id_aux &&
+ strcmp (contexts[i]->context_id, priv->context_id_aux) == 0))
+ gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem), TRUE);
+
+ if (strcmp (contexts[i]->context_id, system_context_id) == 0)
+ {
+ GtkWidget *label;
+ char *text;
+
+ label = gtk_bin_get_child (GTK_BIN (system_menuitem));
+ text = g_strdup_printf (C_("input method menu", "System (%s)"), translated_name);
+ gtk_label_set_text (GTK_LABEL (label), text);
+ g_free (text);
+ }
+
+ group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (menuitem));
+
+ g_object_set_data (G_OBJECT (menuitem), I_("gtk-context-id"),
+ (char *)contexts[i]->context_id);
+ g_signal_connect (menuitem, "activate",
+ G_CALLBACK (activate_cb), context);
+
+ gtk_widget_show (menuitem);
+ gtk_menu_shell_append (menushell, menuitem);
+ }
+
+ g_free (contexts);
+}
+
+/**
+ * gtk_im_multicontext_get_context_id:
+ * @context: a #GtkIMMulticontext
+ *
+ * Gets the id of the currently active slave of the @context.
+ *
+ * Returns: the id of the currently active slave
+ *
+ * Since: 2.16
+ */
+const char *
+gtk_im_multicontext_get_context_id (GtkIMMulticontext *context)
+{
+ g_return_val_if_fail (GTK_IS_IM_MULTICONTEXT (context), NULL);
+
+ return context->priv->context_id;
+}
+
+/**
+ * gtk_im_multicontext_set_context_id:
+ * @context: a #GtkIMMulticontext
+ * @context_id: the id to use
+ *
+ * Sets the context id for @context.
+ *
+ * This causes the currently active slave of @context to be
+ * replaced by the slave corresponding to the new context id.
+ *
+ * Since: 2.16
+ */
+void
+gtk_im_multicontext_set_context_id (GtkIMMulticontext *context,
+ const char *context_id)
+{
+ GtkIMMulticontextPrivate *priv;
+
+ g_return_if_fail (GTK_IS_IM_MULTICONTEXT (context));
+
+ priv = context->priv;
+
+ gtk_im_context_reset (GTK_IM_CONTEXT (context));
+ g_free (priv->context_id_aux);
+ priv->context_id_aux = g_strdup (context_id);
+ gtk_im_multicontext_set_slave (context, NULL, FALSE);
+}