/* * Copyright (C) 2003, 2004 Marco Pesenti Gritti * Copyright (C) 2003, 2004 Christian Persch * * 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, 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. * * $Id$ */ #include "config.h" #include "ev-page-action.h" #include "ev-window.h" #include #include #include #include #include struct _EvPageActionPrivate { int current_page; int total_pages; }; enum { PROP_0, PROP_CURRENT_PAGE, PROP_TOTAL_PAGES }; static void ev_page_action_init (EvPageAction *action); static void ev_page_action_class_init (EvPageActionClass *class); enum { GOTO_PAGE_SIGNAL, LAST_SIGNAL }; static guint signals[LAST_SIGNAL] = { 0 }; static GObjectClass *parent_class = NULL; G_DEFINE_TYPE (EvPageAction, ev_page_action, GTK_TYPE_ACTION) #define EV_PAGE_ACTION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_PAGE_ACTION, EvPageActionPrivate)) static void update_label (GtkAction *action, gpointer dummy, GtkWidget *proxy) { EvPageAction *page = EV_PAGE_ACTION (action); char *text; GtkWidget *label; label = GTK_WIDGET (g_object_get_data (G_OBJECT (proxy), "label")); text = g_strdup_printf (_("of %d"), page->priv->total_pages); gtk_label_set_text (GTK_LABEL (label), text); } static void update_spin (GtkAction *action, gpointer dummy, GtkWidget *proxy) { EvPageAction *page = EV_PAGE_ACTION (action); GtkWidget *spin; int value; spin = GTK_WIDGET (g_object_get_data (G_OBJECT (proxy), "spin")); value = gtk_spin_button_get_value (GTK_SPIN_BUTTON (spin)); if (value != page->priv->current_page ) { gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), page->priv->current_page); } } static void value_changed_cb (GtkWidget *spin, GtkAction *action) { int value; value = gtk_spin_button_get_value (GTK_SPIN_BUTTON (spin)); g_signal_emit (action, signals[GOTO_PAGE_SIGNAL], 0, value); } static void total_pages_changed_cb (EvPageAction *action, GParamSpec *pspec, GtkSpinButton *spin) { gtk_spin_button_set_range (GTK_SPIN_BUTTON (spin), 1, action->priv->total_pages); } static GtkWidget * create_tool_item (GtkAction *action) { GtkWidget *hbox, *spin, *item, *label; hbox = gtk_hbox_new (FALSE, 6); gtk_container_set_border_width (GTK_CONTAINER (hbox), 6); gtk_widget_show (hbox); item = GTK_WIDGET (gtk_tool_item_new ()); gtk_widget_show (item); spin = gtk_spin_button_new_with_range (1, 9999, 1); gtk_spin_button_set_digits (GTK_SPIN_BUTTON (spin), 0); g_object_set_data (G_OBJECT (item), "spin", spin); gtk_widget_show (spin); g_signal_connect (action, "notify::total-pages", G_CALLBACK (total_pages_changed_cb), spin); g_signal_connect (spin, "value_changed", G_CALLBACK (value_changed_cb), action); label = gtk_label_new (""); g_object_set_data (G_OBJECT (item), "label", label); update_label (action, NULL, item); gtk_widget_show (label); gtk_box_pack_start (GTK_BOX (hbox), spin, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); gtk_container_add (GTK_CONTAINER (item), hbox); return item; } static void connect_proxy (GtkAction *action, GtkWidget *proxy) { if (GTK_IS_TOOL_ITEM (proxy)) { g_signal_connect_object (action, "notify::total-pages", G_CALLBACK (update_label), proxy, 0); g_signal_connect_object (action, "notify::current-page", G_CALLBACK (update_spin), proxy, 0); } GTK_ACTION_CLASS (parent_class)->connect_proxy (action, proxy); } static void ev_page_action_init (EvPageAction *action) { action->priv = EV_PAGE_ACTION_GET_PRIVATE (action); } static void ev_page_action_finalize (GObject *object) { parent_class->finalize (object); } static void ev_page_action_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { EvPageAction *page = EV_PAGE_ACTION (object); switch (prop_id) { case PROP_CURRENT_PAGE: page->priv->current_page = g_value_get_int (value); break; case PROP_TOTAL_PAGES: page->priv->total_pages = g_value_get_int (value); break; } } static void ev_page_action_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { EvPageAction *page = EV_PAGE_ACTION (object); switch (prop_id) { case PROP_CURRENT_PAGE: g_value_set_int (value, page->priv->current_page); break; case PROP_TOTAL_PAGES: g_value_set_int (value, page->priv->total_pages); break; } } void ev_page_action_set_current_page (EvPageAction *page, int current_page) { g_object_set (page, "current-page", current_page, NULL); } void ev_page_action_set_total_pages (EvPageAction *page, int total_pages) { g_object_set (page, "total-pages", total_pages, NULL); } static void ev_page_action_class_init (EvPageActionClass *class) { GObjectClass *object_class = G_OBJECT_CLASS (class); GtkActionClass *action_class = GTK_ACTION_CLASS (class); object_class->finalize = ev_page_action_finalize; object_class->set_property = ev_page_action_set_property; object_class->get_property = ev_page_action_get_property; parent_class = g_type_class_peek_parent (class); action_class->toolbar_item_type = GTK_TYPE_TOOL_ITEM; action_class->create_tool_item = create_tool_item; action_class->connect_proxy = connect_proxy; signals[GOTO_PAGE_SIGNAL] = g_signal_new ("goto_page", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (EvPageActionClass, goto_page), NULL, NULL, g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT); g_object_class_install_property (object_class, PROP_CURRENT_PAGE, g_param_spec_int ("current-page", "Current Page", "The number of current page", 0, G_MAXINT, 0, G_PARAM_READWRITE)); g_object_class_install_property (object_class, PROP_TOTAL_PAGES, g_param_spec_int ("total-pages", "Total Pages", "The total number of pages", 0, G_MAXINT, 0, G_PARAM_READWRITE)); g_type_class_add_private (object_class, sizeof (EvPageActionPrivate)); }