/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2008 Red Hat, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * Written by: Matthias Clasen * */ #include "config.h" #include #include #include #include #include #include #include #include #include #include #include #include "gdm-profile.h" #include "gdm-layouts.h" #include "gdm-layout-option-widget.h" #include "gdm-recent-option-widget.h" #include "gdm-layout-chooser-dialog.h" #define GDM_LAYOUT_OPTION_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_LAYOUT_OPTION_WIDGET, GdmLayoutOptionWidgetPrivate)) struct GdmLayoutOptionWidgetPrivate { GtkWidget *dialog; }; enum { LAYOUT_ACTIVATED, DIALOG_HIDDEN, NUMBER_OF_SIGNALS }; static guint signals [NUMBER_OF_SIGNALS] = { 0, }; static void gdm_layout_option_widget_class_init (GdmLayoutOptionWidgetClass *klass); static void gdm_layout_option_widget_init (GdmLayoutOptionWidget *layout_option_widget); static void gdm_layout_option_widget_finalize (GObject *object); static void gdm_layout_option_widget_hide_dialog (GdmLayoutOptionWidget *widget); G_DEFINE_TYPE (GdmLayoutOptionWidget, gdm_layout_option_widget, GDM_TYPE_RECENT_OPTION_WIDGET) static void gdm_layout_option_widget_set_layout_from_dialog (GdmLayoutOptionWidget *widget) { char *layout_name; layout_name = gdm_layout_chooser_dialog_get_current_layout_name (GDM_LAYOUT_CHOOSER_DIALOG (widget->priv->dialog)); g_debug ("GdmLayoutOptionWidget: Setting layout from dialog: '%s'", layout_name); gdm_layout_option_widget_set_current_layout_name (widget, layout_name); g_free (layout_name); } static void on_dialog_response (GtkDialog *dialog, int response_id, GdmLayoutOptionWidget *widget) { g_debug ("GdmLayoutOptionWidget: Got response from dialog: '%d'", response_id); switch (response_id) { case GTK_RESPONSE_OK: gdm_layout_option_widget_set_layout_from_dialog (widget); break; default: break; } gdm_layout_option_widget_hide_dialog (widget); } static void gdm_layout_option_widget_hide_dialog (GdmLayoutOptionWidget *widget) { gtk_widget_destroy (widget->priv->dialog); widget->priv->dialog = NULL; g_signal_emit (G_OBJECT (widget), signals [DIALOG_HIDDEN], 0); } static void create_dialog (GdmLayoutOptionWidget *widget) { gdm_profile_start (NULL); g_assert (widget->priv->dialog == NULL); widget->priv->dialog = gdm_layout_chooser_dialog_new (); gdm_profile_end (NULL); } static void gdm_layout_option_widget_show_dialog (GdmLayoutOptionWidget *widget, const char *active_item_id) { if (widget->priv->dialog == NULL) { create_dialog (widget); } g_signal_connect (GTK_DIALOG (widget->priv->dialog), "response", G_CALLBACK (on_dialog_response), widget); gtk_widget_show_all (GTK_WIDGET (widget->priv->dialog)); gdm_layout_chooser_dialog_set_current_layout_name (GDM_LAYOUT_CHOOSER_DIALOG (GDM_LAYOUT_OPTION_WIDGET (widget)->priv->dialog), active_item_id); } static void gdm_layout_option_widget_activated (GdmOptionWidget *widget) { char *active_item_id; active_item_id = gdm_option_widget_get_active_item (GDM_OPTION_WIDGET (widget)); if (active_item_id == NULL) { return; } if (strcmp (active_item_id, "__other") == 0) { g_free (active_item_id); active_item_id = gdm_option_widget_get_default_item (widget); gdm_layout_option_widget_set_current_layout_name (GDM_LAYOUT_OPTION_WIDGET (widget), active_item_id); gdm_layout_option_widget_show_dialog (GDM_LAYOUT_OPTION_WIDGET (widget), active_item_id); } g_signal_emit (G_OBJECT (widget), signals[LAYOUT_ACTIVATED], 0); g_free (active_item_id); } static void gdm_layout_option_widget_class_init (GdmLayoutOptionWidgetClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); GdmOptionWidgetClass *option_widget_class = GDM_OPTION_WIDGET_CLASS (klass); object_class->finalize = gdm_layout_option_widget_finalize; option_widget_class->activated = gdm_layout_option_widget_activated; signals[LAYOUT_ACTIVATED] = g_signal_new ("layout-activated", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GdmLayoutOptionWidgetClass, layout_activated), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals[DIALOG_HIDDEN] = g_signal_new ("dialog-hidden", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GdmLayoutOptionWidgetClass, dialog_hidden), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); g_type_class_add_private (klass, sizeof (GdmLayoutOptionWidgetPrivate)); } static char * gdm_layout_option_widget_lookup_item (GdmRecentOptionWidget *widget, const char *key, char **name, char **comment) { char *layout; layout = gdm_get_layout_from_name (key); if (layout == NULL) { return NULL; } *name = layout; *comment = NULL; return g_strdup (key); } static void gdm_layout_option_widget_init (GdmLayoutOptionWidget *widget) { GError *error; widget->priv = GDM_LAYOUT_OPTION_WIDGET_GET_PRIVATE (widget); error = NULL; gdm_recent_option_widget_set_gconf_key (GDM_RECENT_OPTION_WIDGET (widget), "/apps/gdm/simple-greeter/recent-layouts", gdm_layout_option_widget_lookup_item, &error); if (error != NULL) { g_warning ("Could not read recent layouts from gconf: %s", error->message); g_error_free (error); } gdm_option_widget_add_item (GDM_OPTION_WIDGET (widget), "__other", /* translators: This brings up a dialog of * available keyboard layouts */ C_("keyboard", "Other..."), _("Choose a keyboard layout from the " "full list of available layouts."), GDM_OPTION_WIDGET_POSITION_BOTTOM); } static void gdm_layout_option_widget_finalize (GObject *object) { GdmLayoutOptionWidget *layout_option_widget; g_return_if_fail (object != NULL); g_return_if_fail (GDM_IS_LAYOUT_OPTION_WIDGET (object)); layout_option_widget = GDM_LAYOUT_OPTION_WIDGET (object); g_return_if_fail (layout_option_widget->priv != NULL); if (layout_option_widget->priv->dialog != NULL) { gtk_widget_destroy (layout_option_widget->priv->dialog); } G_OBJECT_CLASS (gdm_layout_option_widget_parent_class)->finalize (object); } GtkWidget * gdm_layout_option_widget_new (void) { GObject *object; object = g_object_new (GDM_TYPE_LAYOUT_OPTION_WIDGET, "label-text", _("_Keyboard:"), "icon-name", "preferences-desktop-keyboard", "max-item-count", 8, NULL); return GTK_WIDGET (object); } char * gdm_layout_option_widget_get_current_layout_name (GdmLayoutOptionWidget *widget) { char *active_item_id; active_item_id = gdm_option_widget_get_active_item (GDM_OPTION_WIDGET (widget)); if (active_item_id == NULL) { return NULL; } if (strcmp (active_item_id, "__other") == 0) { g_free (active_item_id); return NULL; } return active_item_id; } void gdm_layout_option_widget_set_current_layout_name (GdmLayoutOptionWidget *widget, const char *id) { g_return_if_fail (GDM_IS_LAYOUT_OPTION_WIDGET (widget)); if (id != NULL && !gdm_option_widget_lookup_item (GDM_OPTION_WIDGET (widget), id, NULL, NULL, NULL)) { gdm_recent_option_widget_add_item (GDM_RECENT_OPTION_WIDGET (widget), id); } g_debug ("GdmLayoutOptionWidget: Setting active item: '%s'", id); gdm_option_widget_set_active_item (GDM_OPTION_WIDGET (widget), id); }