326 lines
10 KiB
C
326 lines
10 KiB
C
/*
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* Copyright (C) 2013 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#define _GNU_SOURCE
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#include <config.h>
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#include <glib/gi18n.h>
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#include "cc-input-chooser.h"
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#ifdef HAVE_IBUS
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#include <ibus.h>
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#include "cc-ibus-utils.h"
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#endif
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#define INPUT_SOURCE_TYPE_XKB "xkb"
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#define INPUT_SOURCE_TYPE_IBUS "ibus"
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#define WID(name) ((GtkWidget *) gtk_builder_get_object (builder, name))
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enum {
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NAME_COLUMN,
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TYPE_COLUMN,
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ID_COLUMN,
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SETUP_COLUMN,
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N_COLUMNS
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};
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static void
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filter_clear (GtkEntry *entry,
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GtkEntryIconPosition icon_pos,
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GdkEvent *event,
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gpointer user_data)
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{
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gtk_entry_set_text (entry, "");
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}
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static gchar **search_pattern_list;
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static void
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filter_changed (GtkBuilder *builder)
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{
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GtkTreeModelFilter *filtered_model;
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GtkTreeView *tree_view;
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GtkTreeSelection *selection;
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GtkTreeIter selected_iter;
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GtkWidget *filter_entry;
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const gchar *pattern;
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gchar *upattern;
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filter_entry = WID ("input_source_filter");
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pattern = gtk_entry_get_text (GTK_ENTRY (filter_entry));
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upattern = g_utf8_strup (pattern, -1);
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if (!g_strcmp0 (pattern, ""))
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g_object_set (G_OBJECT (filter_entry),
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"secondary-icon-name", "edit-find-symbolic",
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"secondary-icon-activatable", FALSE,
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"secondary-icon-sensitive", FALSE,
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NULL);
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else
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g_object_set (G_OBJECT (filter_entry),
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"secondary-icon-name", "edit-clear-symbolic",
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"secondary-icon-activatable", TRUE,
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"secondary-icon-sensitive", TRUE,
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NULL);
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if (search_pattern_list != NULL)
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g_strfreev (search_pattern_list);
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search_pattern_list = g_strsplit (upattern, " ", -1);
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g_free (upattern);
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filtered_model = GTK_TREE_MODEL_FILTER (gtk_builder_get_object (builder, "filtered_input_source_model"));
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gtk_tree_model_filter_refilter (filtered_model);
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tree_view = GTK_TREE_VIEW (WID ("filtered_input_source_list"));
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selection = gtk_tree_view_get_selection (tree_view);
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if (gtk_tree_selection_get_selected (selection, NULL, &selected_iter))
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{
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GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (filtered_model),
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&selected_iter);
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gtk_tree_view_scroll_to_cell (tree_view, path, NULL, TRUE, 0.5, 0.5);
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gtk_tree_path_free (path);
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}
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else
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{
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GtkTreeIter iter;
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if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (filtered_model), &iter))
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gtk_tree_selection_select_iter (selection, &iter);
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}
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}
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static void
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selection_changed (GtkTreeSelection *selection,
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GtkBuilder *builder)
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{
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gtk_widget_set_sensitive (WID ("ok-button"),
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gtk_tree_selection_get_selected (selection, NULL, NULL));
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}
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static void
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row_activated (GtkTreeView *tree_view,
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GtkTreePath *path,
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GtkTreeViewColumn *column,
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GtkBuilder *builder)
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{
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GtkWidget *add_button;
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GtkWidget *dialog;
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add_button = WID ("ok-button");
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dialog = WID ("input_source_chooser");
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if (gtk_widget_is_sensitive (add_button))
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gtk_dialog_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
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}
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static void
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entry_activated (GtkBuilder *builder,
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gpointer data)
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{
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row_activated (NULL, NULL, NULL, builder);
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}
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static gboolean
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filter_func (GtkTreeModel *model,
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GtkTreeIter *iter,
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gpointer data)
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{
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gchar *name = NULL;
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gchar **pattern;
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gboolean rv = TRUE;
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if (search_pattern_list == NULL || search_pattern_list[0] == NULL)
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return TRUE;
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gtk_tree_model_get (model, iter,
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NAME_COLUMN, &name,
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-1);
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pattern = search_pattern_list;
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do {
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gboolean is_pattern_found = FALSE;
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gchar *udesc = g_utf8_strup (name, -1);
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if (udesc != NULL && g_strstr_len (udesc, -1, *pattern))
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{
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is_pattern_found = TRUE;
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}
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g_free (udesc);
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if (!is_pattern_found)
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{
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rv = FALSE;
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break;
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}
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} while (*++pattern != NULL);
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g_free (name);
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return rv;
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}
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static void
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populate_model (GtkListStore *store,
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GnomeXkbInfo *xkb_info,
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GHashTable *ibus_engines)
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{
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GtkTreeIter iter;
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const gchar *name;
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GList *sources, *tmp;
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sources = gnome_xkb_info_get_all_layouts (xkb_info);
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for (tmp = sources; tmp; tmp = tmp->next)
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{
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gnome_xkb_info_get_layout_info (xkb_info, (const gchar *)tmp->data,
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&name, NULL, NULL, NULL);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter,
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NAME_COLUMN, name,
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TYPE_COLUMN, INPUT_SOURCE_TYPE_XKB,
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ID_COLUMN, tmp->data,
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-1);
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}
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g_list_free (sources);
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#ifdef HAVE_IBUS
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if (ibus_engines)
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{
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gchar *display_name;
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sources = g_hash_table_get_keys (ibus_engines);
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for (tmp = sources; tmp; tmp = tmp->next)
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{
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display_name = engine_get_display_name (g_hash_table_lookup (ibus_engines, tmp->data));
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter,
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NAME_COLUMN, display_name,
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TYPE_COLUMN, INPUT_SOURCE_TYPE_IBUS,
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ID_COLUMN, tmp->data,
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-1);
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g_free (display_name);
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}
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g_list_free (sources);
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}
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#endif
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}
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GtkWidget *
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cc_input_chooser_new (GtkWindow *main_window,
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GnomeXkbInfo *xkb_info,
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GHashTable *ibus_engines)
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{
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GtkBuilder *builder;
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GtkWidget *chooser;
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GtkWidget *filtered_list;
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GtkWidget *filter_entry;
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GtkTreeViewColumn *visible_column;
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GtkTreeSelection *selection;
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GtkListStore *model;
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GtkTreeModelFilter *filtered_model;
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GtkTreeIter iter;
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builder = gtk_builder_new ();
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gtk_builder_add_from_resource (builder,
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"/org/gnome/control-center/region/input-chooser.ui",
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NULL);
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chooser = WID ("input_source_chooser");
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g_object_set_data_full (G_OBJECT (chooser), "builder", builder, g_object_unref);
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filtered_list = WID ("filtered_input_source_list");
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filter_entry = WID ("input_source_filter");
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g_object_set_data (G_OBJECT (chooser),
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"filtered_input_source_list", filtered_list);
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visible_column =
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gtk_tree_view_column_new_with_attributes ("Input Sources",
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gtk_cell_renderer_text_new (),
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"text", NAME_COLUMN,
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NULL);
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gtk_window_set_transient_for (GTK_WINDOW (chooser), main_window);
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gtk_tree_view_append_column (GTK_TREE_VIEW (filtered_list),
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visible_column);
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/* We handle searching ourselves, thank you. */
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gtk_tree_view_set_enable_search (GTK_TREE_VIEW (filtered_list), FALSE);
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gtk_tree_view_set_search_column (GTK_TREE_VIEW (filtered_list), -1);
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g_signal_connect_swapped (G_OBJECT (filter_entry), "activate",
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G_CALLBACK (entry_activated), builder);
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g_signal_connect_swapped (G_OBJECT (filter_entry), "notify::text",
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G_CALLBACK (filter_changed), builder);
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g_signal_connect (G_OBJECT (filter_entry), "icon-release",
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G_CALLBACK (filter_clear), NULL);
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filtered_model = GTK_TREE_MODEL_FILTER (gtk_builder_get_object (builder, "filtered_input_source_model"));
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model = GTK_LIST_STORE (gtk_builder_get_object (builder, "input_source_model"));
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g_object_set_data_full (G_OBJECT (chooser), "xkb-info", g_object_ref (xkb_info), g_object_unref);
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g_object_set_data_full (G_OBJECT (chooser), "ibus-engines", g_hash_table_ref (ibus_engines), (GDestroyNotify)g_hash_table_unref);
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populate_model (model, xkb_info, ibus_engines);
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gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (model),
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NAME_COLUMN, GTK_SORT_ASCENDING);
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gtk_tree_model_filter_set_visible_func (filtered_model,
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filter_func,
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NULL, NULL);
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selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (filtered_list));
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g_signal_connect (G_OBJECT (selection), "changed",
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G_CALLBACK (selection_changed), builder);
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if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (filtered_model), &iter))
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gtk_tree_selection_select_iter (selection, &iter);
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g_signal_connect (G_OBJECT (filtered_list), "row-activated",
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G_CALLBACK (row_activated), builder);
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gtk_widget_grab_focus (filter_entry);
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gtk_widget_show (chooser);
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return chooser;
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}
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gboolean
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cc_input_chooser_get_selected (GtkWidget *chooser,
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gchar **type,
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gchar **id,
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gchar **name)
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{
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GtkWidget *tv;
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GtkTreeModel *model;
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GtkTreeIter iter;
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GtkTreeSelection *selection;
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tv = g_object_get_data (G_OBJECT (chooser), "filtered_input_source_list");
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selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tv));
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if (gtk_tree_selection_get_selected (selection, &model, &iter))
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{
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gtk_tree_model_get (model, &iter,
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TYPE_COLUMN, type,
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ID_COLUMN, id,
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NAME_COLUMN, name,
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-1);
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return TRUE;
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}
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return FALSE;
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}
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