Merge eog-menu-api branch

2003-01-20  Marco Pesenti Gritti  <marco@it.gnome.org>

	* Merge eog-menu-api branch

1 files changed, 192 insertions, 0 deletions

diff --git a/lib/egg/eggtoggletoolbutton.c b/lib/egg/eggtoggletoolbutton.c
new file mode 100644
index 000000000..c694eb9ad
--- /dev/null
+++ b/lib/egg/eggtoggletoolbutton.c
@@ -0,0 +1,192 @@
+/* eggtoggletoolbutton.c
+ *
+ * Copyright (C) 2002 Anders Carlsson <andersca@codefactory.se>
+ * Copyright (C) 2002 James Henstridge <james@daa.com.au>
+ *
+ * This library is free software; you can redistribute it and/or
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * 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 "eggtoggletoolbutton.h"
+#include <gtk/gtkcheckmenuitem.h>
+#include <gtk/gtklabel.h>
+#include <gtk/gtktogglebutton.h>
+
+#ifndef _
+#  define _(s) (s)
+#endif
+
+enum {
+  TOGGLED,
+  LAST_SIGNAL
+};
+
+static void egg_toggle_tool_button_init       (EggToggleToolButton      *button);
+static void egg_toggle_tool_button_class_init (EggToggleToolButtonClass *klass);
+
+static GtkWidget *egg_toggle_tool_button_create_menu_proxy (EggToolItem *button);
+
+
+static void button_toggled (GtkWidget           *widget,
+			    EggToggleToolButton *button);
+
+
+
+static GObjectClass *parent_class = NULL;
+static guint         toggle_signals[LAST_SIGNAL] = { 0 };
+
+GType
+egg_toggle_tool_button_get_type (void)
+{
+  static GType type = 0;
+
+  if (!type)
+    {
+      static const GTypeInfo type_info =
+	{
+	  sizeof (EggToggleToolButtonClass),
+	  (GBaseInitFunc) 0,
+	  (GBaseFinalizeFunc) 0,
+	  (GClassInitFunc) egg_toggle_tool_button_class_init,
+	  (GClassFinalizeFunc) 0,
+	  NULL,
+	  sizeof (EggToggleToolButton),
+	  0, /* n_preallocs */
+	  (GInstanceInitFunc) egg_toggle_tool_button_init
+	};
+
+      type = g_type_register_static (EGG_TYPE_TOOL_BUTTON,
+				     "EggToggleToolButton", &type_info, 0);
+    }
+  return type;
+}
+
+
+static void
+egg_toggle_tool_button_class_init (EggToggleToolButtonClass *klass)
+{
+  EggToolItemClass *toolitem_class;
+  EggToolButtonClass *toolbutton_class;
+
+  parent_class = g_type_class_peek_parent (klass);
+  
+  toolitem_class = (EggToolItemClass *)klass;
+  toolbutton_class = (EggToolButtonClass *)klass;
+
+  toolitem_class->create_menu_proxy = egg_toggle_tool_button_create_menu_proxy;
+  toolbutton_class->button_type = GTK_TYPE_TOGGLE_BUTTON;
+
+  toggle_signals[TOGGLED] =
+    g_signal_new ("toggled",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_FIRST,
+		  G_STRUCT_OFFSET (EggToggleToolButtonClass, toggled),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__VOID,
+		  G_TYPE_NONE, 0);
+}
+
+static void
+egg_toggle_tool_button_init (EggToggleToolButton *button)
+{
+  g_signal_connect_object (EGG_TOOL_BUTTON (button)->button, "toggled",
+			   G_CALLBACK (button_toggled), button, 0);
+}
+
+static GtkWidget *
+egg_toggle_tool_button_create_menu_proxy (EggToolItem *item)
+{
+  EggToggleToolButton *button = EGG_TOGGLE_TOOL_BUTTON (item);
+  GtkWidget *menu_item;
+  const char *label;
+
+  label = gtk_label_get_text (GTK_LABEL (EGG_TOOL_BUTTON (button)->label));
+  
+  menu_item = gtk_check_menu_item_new_with_mnemonic (label);
+  gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),
+				  button->active);
+  g_signal_connect_object (menu_item, "activate",
+			   G_CALLBACK (gtk_button_clicked),
+			   EGG_TOOL_BUTTON (button)->button,
+			   G_CONNECT_SWAPPED);
+
+  return menu_item;
+}
+
+static void
+button_toggled (GtkWidget           *widget,
+		EggToggleToolButton *button)
+{
+  gboolean toggle_active;
+
+  toggle_active = GTK_TOGGLE_BUTTON (widget)->active;
+  if (toggle_active != button->active)
+    {
+      button->active = toggle_active;
+      g_signal_emit (G_OBJECT (button), toggle_signals[TOGGLED], 0);
+    }
+}
+
+EggToolItem *
+egg_toggle_tool_button_new (void)
+{
+  EggToolButton *button;
+
+  button = g_object_new (EGG_TYPE_TOGGLE_TOOL_BUTTON,
+			 NULL);
+  
+  return EGG_TOOL_ITEM (button);
+}
+
+EggToolItem *
+egg_toggle_tool_button_new_from_stock (const gchar *stock_id)
+{
+  EggToolButton *button;
+
+  button = g_object_new (EGG_TYPE_TOGGLE_TOOL_BUTTON,
+			 "stock_id", stock_id,
+			 "use_underline", TRUE,
+			 NULL);
+  
+  return EGG_TOOL_ITEM (button);
+}
+
+void
+egg_toggle_tool_button_toggled (EggToggleToolButton *button)
+{
+  g_return_if_fail (EGG_IS_TOGGLE_TOOL_BUTTON (button));
+
+  gtk_toggle_button_toggled (GTK_TOGGLE_BUTTON(EGG_TOOL_BUTTON(button)->button));
+}
+
+void
+egg_toggle_tool_button_set_active (EggToggleToolButton *button,
+				   gboolean is_active)
+{
+  g_return_if_fail (EGG_IS_TOGGLE_TOOL_BUTTON (button));
+
+  is_active = is_active != FALSE;
+
+  if (button->active != is_active)
+    gtk_button_clicked (GTK_BUTTON (EGG_TOOL_BUTTON (button)->button));
+}
+
+gboolean
+egg_toggle_tool_button_get_active (EggToggleToolButton *button)
+{
+  g_return_val_if_fail (EGG_IS_TOGGLE_TOOL_BUTTON (button), FALSE);
+
+  return button->active;
+}