gtkradiotoolbutton.c gtkradiotoolbutton.h gtktoggletoolbutton.c

Mon Jun 30 01:20:19 2003  Soeren Sandmann  <sandmann@daimi.au.dk>

	* gtkradiotoolbutton.c
	* gtkradiotoolbutton.h
	* gtktoggletoolbutton.c
	* gtktoggletoolbutton.h
	* gtktoolbutton.c
	* gtktoolbutton.h
	* gtktoolitem.c
	* gtktoolitem.h
	* gtktoolbar.c
	* gtktoolbar.h
	* gtkseparatortoolitem.c
	* gtkseparatortoolitem.h

	New toolbar.

1 files changed, 244 insertions, 0 deletions

diff --git a/gtk/gtktoggletoolbutton.c b/gtk/gtktoggletoolbutton.c
new file mode 100644
index 000000000..1841d9ff5
--- /dev/null
+++ b/gtk/gtktoggletoolbutton.c
@@ -0,0 +1,244 @@
+/* gtktoggletoolbutton.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 "gtktoggletoolbutton.h"
+#include "gtkcheckmenuitem.h"
+#include "gtklabel.h"
+#include "gtktogglebutton.h"
+#include "gtkstock.h"
+#include "gtkintl.h"
+
+#define MENU_ID "gtk-toggle-tool-button-menu-id"
+
+enum {
+  TOGGLED,
+  LAST_SIGNAL
+};
+
+static void gtk_toggle_tool_button_init       (GtkToggleToolButton      *button);
+static void gtk_toggle_tool_button_class_init (GtkToggleToolButtonClass *klass);
+
+static gboolean gtk_toggle_tool_button_create_menu_proxy (GtkToolItem *button);
+
+static void button_toggled      (GtkWidget           *widget,
+				 GtkToggleToolButton *button);
+static void menu_item_activated (GtkWidget           *widget,
+				 GtkToggleToolButton *button);
+
+static GObjectClass *parent_class = NULL;
+static guint         toggle_signals[LAST_SIGNAL] = { 0 };
+
+GType
+gtk_toggle_tool_button_get_type (void)
+{
+  static GType type = 0;
+
+  if (!type)
+    {
+      static const GTypeInfo type_info =
+	{
+	  sizeof (GtkToggleToolButtonClass),
+	  (GBaseInitFunc) 0,
+	  (GBaseFinalizeFunc) 0,
+	  (GClassInitFunc) gtk_toggle_tool_button_class_init,
+	  (GClassFinalizeFunc) 0,
+	  NULL,
+	  sizeof (GtkToggleToolButton),
+	  0, /* n_preallocs */
+	  (GInstanceInitFunc) gtk_toggle_tool_button_init
+	};
+
+      type = g_type_register_static (GTK_TYPE_TOOL_BUTTON,
+				     "GtkToggleToolButton", &type_info, 0);
+    }
+  return type;
+}
+
+
+static void
+gtk_toggle_tool_button_class_init (GtkToggleToolButtonClass *klass)
+{
+  GObjectClass *object_class;
+  GtkToolItemClass *toolitem_class;
+  GtkToolButtonClass *toolbutton_class;
+
+  parent_class = g_type_class_peek_parent (klass);
+
+  object_class = (GObjectClass *)klass;
+  toolitem_class = (GtkToolItemClass *)klass;
+  toolbutton_class = (GtkToolButtonClass *)klass;
+
+  toolitem_class->create_menu_proxy = gtk_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 (GtkToggleToolButtonClass, toggled),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__VOID,
+		  G_TYPE_NONE, 0);
+}
+
+static void
+gtk_toggle_tool_button_init (GtkToggleToolButton *button)
+{
+  g_signal_connect_object (GTK_TOOL_BUTTON (button)->button, "toggled",
+			   G_CALLBACK (button_toggled), button, 0);
+}
+
+static gboolean
+gtk_toggle_tool_button_create_menu_proxy (GtkToolItem *item)
+{
+  GtkToolButton *tool_button = GTK_TOOL_BUTTON (item);
+  GtkToggleToolButton *toggle_tool_button = GTK_TOGGLE_TOOL_BUTTON (item);
+  GtkWidget *menu_item = NULL;
+  GtkStockItem stock_item;
+  gboolean use_mnemonic = TRUE;
+  const char *label = "";
+
+  if (tool_button->label_widget && GTK_IS_LABEL (tool_button->label_widget))
+    label = gtk_label_get_label (GTK_LABEL (tool_button->label_widget));
+  else if (tool_button->label_text)
+    {
+      label = tool_button->label_text;
+      use_mnemonic = tool_button->use_underline;
+    }
+  else if (tool_button->stock_id && gtk_stock_lookup (tool_button->stock_id, &stock_item))
+    label = stock_item.label;
+  
+  if (use_mnemonic)
+    menu_item = gtk_check_menu_item_new_with_mnemonic (label);
+  else
+    menu_item = gtk_check_menu_item_new_with_label (label);
+
+  gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),
+				  toggle_tool_button->active);
+
+  g_signal_connect_closure_by_id (menu_item,
+				  g_signal_lookup ("activate", G_OBJECT_TYPE (menu_item)), 0,
+				  g_cclosure_new_object (G_CALLBACK (menu_item_activated),
+							 G_OBJECT (toggle_tool_button)),
+				  FALSE);
+
+  gtk_tool_item_set_proxy_menu_item (item, MENU_ID, menu_item);
+  
+  return TRUE;
+}
+
+/* There are two activatable widgets, a toggle button and a menu item.
+ *
+ * If a widget is activated and the state of the tool button is the same as
+ * the new state of the activated widget, then the other widget was the one
+ * that was activated by the user and updated the tool button's state.
+ *
+ * If the state of the tool button is not the same as the new state of the
+ * activated widget, then the activation was activated by the user, and the
+ * widget needs to make sure the tool button is updated before the other
+ * widget is activated. This will make sure the other widget a tool button
+ * in a state that matches its own new state.
+ */
+static void
+menu_item_activated (GtkWidget           *menu_item,
+		     GtkToggleToolButton *toggle_tool_button)
+{
+  GtkToolButton *tool_button = GTK_TOOL_BUTTON (toggle_tool_button);
+  gboolean menu_active = gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (menu_item));
+
+  if (toggle_tool_button->active != menu_active)
+    {
+      toggle_tool_button->active = menu_active;
+
+      gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tool_button->button),
+				    toggle_tool_button->active);
+
+      g_signal_emit (G_OBJECT (toggle_tool_button), toggle_signals[TOGGLED], 0);
+    }
+}
+
+static void
+button_toggled (GtkWidget           *widget,
+		GtkToggleToolButton *toggle_tool_button)
+{
+  gboolean toggle_active = GTK_TOGGLE_BUTTON (widget)->active;
+
+  if (toggle_tool_button->active != toggle_active)
+    {
+      GtkWidget *menu_item;
+      
+      toggle_tool_button->active = toggle_active;
+       
+      if ((menu_item =
+	   gtk_tool_item_get_proxy_menu_item (GTK_TOOL_ITEM (toggle_tool_button), MENU_ID)))
+	{
+	  gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),
+					  toggle_tool_button->active);
+	}
+
+      g_signal_emit (G_OBJECT (toggle_tool_button), toggle_signals[TOGGLED], 0);
+    }
+}
+
+GtkToolItem *
+gtk_toggle_tool_button_new (void)
+{
+  GtkToolButton *button;
+
+  button = g_object_new (GTK_TYPE_TOGGLE_TOOL_BUTTON,
+			 NULL);
+  
+  return GTK_TOOL_ITEM (button);
+}
+
+GtkToolItem *
+gtk_toggle_tool_button_new_from_stock (const gchar *stock_id)
+{
+  GtkToolButton *button;
+
+  g_return_val_if_fail (stock_id != NULL, NULL);
+  
+  button = g_object_new (GTK_TYPE_TOGGLE_TOOL_BUTTON,
+			 "stock_id", stock_id,
+			 NULL);
+  
+  return GTK_TOOL_ITEM (button);
+}
+
+void
+gtk_toggle_tool_button_set_active (GtkToggleToolButton *button,
+				   gboolean is_active)
+{
+  g_return_if_fail (GTK_IS_TOGGLE_TOOL_BUTTON (button));
+
+  is_active = is_active != FALSE;
+
+  if (button->active != is_active)
+    gtk_button_clicked (GTK_BUTTON (GTK_TOOL_BUTTON (button)->button));
+}
+
+gboolean
+gtk_toggle_tool_button_get_active (GtkToggleToolButton *button)
+{
+  g_return_val_if_fail (GTK_IS_TOGGLE_TOOL_BUTTON (button), FALSE);
+
+  return button->active;
+}