Merge eog-menu-api branch

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

	* Merge eog-menu-api branch

1 files changed, 416 insertions, 0 deletions

diff --git a/lib/egg/eggtoolitem.c b/lib/egg/eggtoolitem.c
new file mode 100644
index 000000000..0bb234286
--- /dev/null
+++ b/lib/egg/eggtoolitem.c
@@ -0,0 +1,416 @@
+/* eggtoolitem.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 "eggtoolitem.h"
+#include "eggmarshalers.h"
+
+#ifndef _
+#  define _(s) (s)
+#endif
+
+enum {
+  CLICKED, 
+  CREATE_MENU_PROXY,
+  SET_ORIENTATION,
+  SET_ICON_SIZE,
+  SET_TOOLBAR_STYLE,
+  SET_RELIEF_STYLE,
+  SET_TOOLTIP,
+  LAST_SIGNAL
+};
+
+enum {
+  PROP_0,
+  PROP_VISIBLE_HORIZONTAL,
+  PROP_VISIBLE_VERTICAL,
+  PROP_HOMOGENEOUS,
+  PROP_ORIENTATION
+};
+
+static void egg_tool_item_init       (EggToolItem *toolitem);
+static void egg_tool_item_class_init (EggToolItemClass *class);
+
+static void egg_tool_item_set_property (GObject         *object,
+					guint            prop_id,
+					const GValue    *value,
+					GParamSpec      *pspec);
+static void egg_tool_item_get_property (GObject         *object,
+					guint            prop_id,
+					GValue          *value,
+					GParamSpec      *pspec);
+
+static void egg_tool_item_size_request  (GtkWidget      *widget,
+					 GtkRequisition *requisition);
+static void egg_tool_item_size_allocate (GtkWidget      *widget,
+					 GtkAllocation  *allocation);
+
+static GtkWidget *egg_tool_item_create_menu_proxy (EggToolItem *item);
+
+
+static GObjectClass *parent_class = NULL;
+static guint         toolitem_signals[LAST_SIGNAL] = { 0 };
+
+GType
+egg_tool_item_get_type (void)
+{
+  static GtkType type = 0;
+
+  if (!type)
+    {
+      static const GTypeInfo type_info =
+	{
+	  sizeof (EggToolItemClass),
+	  (GBaseInitFunc) NULL,
+	  (GBaseFinalizeFunc) NULL,
+	  (GClassInitFunc) egg_tool_item_class_init,
+	  (GClassFinalizeFunc) NULL,
+	  NULL,
+        
+	  sizeof (EggToolItem),
+	  0, /* n_preallocs */
+	  (GInstanceInitFunc) egg_tool_item_init,
+	};
+
+      type = g_type_register_static (GTK_TYPE_BIN,
+				     "EggToolItem",
+				     &type_info, 0);
+    }
+  return type;
+}
+
+static gboolean
+create_proxy_accumulator (GSignalInvocationHint *hint,
+			  GValue *return_accumulator,
+			  const GValue *handler_return,
+			  gpointer user_data)
+{
+  GObject *proxy;
+  gboolean continue_emission;
+
+  proxy = g_value_get_object(handler_return);
+  g_value_set_object(return_accumulator, proxy);
+  continue_emission = (proxy == NULL);
+
+  return continue_emission;
+}
+
+static void
+egg_tool_item_class_init (EggToolItemClass *klass)
+{
+  GObjectClass *object_class;
+  GtkWidgetClass *widget_class;
+  
+  parent_class = g_type_class_peek_parent (klass);
+  object_class = (GObjectClass *)klass;
+  widget_class = (GtkWidgetClass *)klass;
+  
+  object_class->set_property = egg_tool_item_set_property;
+  object_class->get_property = egg_tool_item_get_property;
+
+  widget_class->size_request = egg_tool_item_size_request;
+  widget_class->size_allocate = egg_tool_item_size_allocate;
+
+  klass->create_menu_proxy = egg_tool_item_create_menu_proxy;
+  
+  g_object_class_install_property (object_class,
+				   PROP_VISIBLE_HORIZONTAL,
+				   g_param_spec_boolean ("visible_horizontal",
+							 _("Visible when horizontal"),
+							 _("Whether the toolbar item is visible when the toolbar is in a horizontal orientation."),
+							 TRUE,
+							 G_PARAM_READWRITE));
+  g_object_class_install_property (object_class,
+				   PROP_VISIBLE_VERTICAL,
+				   g_param_spec_boolean ("visible_vertical",
+							 _("Visible when vertical"),
+							 _("Whether the toolbar item is visible when the toolbar is in a vertical orientation."),
+							 TRUE,
+							 G_PARAM_READWRITE));
+  g_object_class_install_property (object_class,
+				   PROP_HOMOGENEOUS,
+				   g_param_spec_boolean ("homogeneous",
+							 _("Homogeneous size"),
+							 _("Whether the toolbar item should be the same size as other homogeneous items."),
+							 FALSE,
+							 G_PARAM_READWRITE));
+
+  toolitem_signals[CLICKED] =
+    g_signal_new ("clicked",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_FIRST,
+		  G_STRUCT_OFFSET (EggToolItemClass, clicked),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__VOID,
+		  G_TYPE_NONE, 0);
+  
+  toolitem_signals[CREATE_MENU_PROXY] =
+    g_signal_new ("create_menu_proxy",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (EggToolItemClass, create_menu_proxy),
+		  create_proxy_accumulator, NULL,
+		  _egg_marshal_OBJECT__VOID,
+		  GTK_TYPE_WIDGET, 0);
+  toolitem_signals[SET_ORIENTATION] =
+    g_signal_new ("set_orientation",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (EggToolItemClass, set_orientation),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__ENUM,
+		  G_TYPE_NONE, 1,
+		  GTK_TYPE_ORIENTATION);
+  toolitem_signals[SET_ICON_SIZE] =
+    g_signal_new ("set_icon_size",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (EggToolItemClass, set_icon_size),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__ENUM,
+		  G_TYPE_NONE, 1,
+		  GTK_TYPE_ICON_SIZE);
+  toolitem_signals[SET_TOOLBAR_STYLE] =
+    g_signal_new ("set_toolbar_style",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (EggToolItemClass, set_toolbar_style),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__ENUM,
+		  G_TYPE_NONE, 1,
+		  GTK_TYPE_TOOLBAR_STYLE);
+  toolitem_signals[SET_RELIEF_STYLE] =
+    g_signal_new ("set_relief_style",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (EggToolItemClass, set_relief_style),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__ENUM,
+		  G_TYPE_NONE, 1, 
+		  GTK_TYPE_RELIEF_STYLE);
+  toolitem_signals[SET_TOOLTIP] =
+    g_signal_new ("set_tooltip",
+		  G_OBJECT_CLASS_TYPE (klass),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (EggToolItemClass, set_tooltip),
+		  NULL, NULL,
+		  _egg_marshal_VOID__OBJECT_STRING_STRING,
+		  G_TYPE_NONE, 3,
+		  GTK_TYPE_TOOLTIPS,
+		  G_TYPE_STRING,
+		  G_TYPE_STRING);		  
+		  
+}
+
+static void
+egg_tool_item_init (EggToolItem *toolitem)
+{
+  toolitem->visible_horizontal = TRUE;
+  toolitem->visible_vertical = TRUE;
+  toolitem->homogeneous = FALSE;
+
+  toolitem->orientation = GTK_ORIENTATION_HORIZONTAL;
+  toolitem->icon_size = GTK_ICON_SIZE_LARGE_TOOLBAR;
+  toolitem->style = GTK_TOOLBAR_BOTH;
+}
+
+static void
+egg_tool_item_set_property (GObject         *object,
+			    guint            prop_id,
+			    const GValue    *value,
+			    GParamSpec      *pspec)
+{
+  EggToolItem *toolitem = EGG_TOOL_ITEM (object);
+
+  switch (prop_id)
+    {
+    case PROP_VISIBLE_HORIZONTAL:
+      toolitem->visible_horizontal = g_value_get_boolean (value);
+      break;
+    case PROP_VISIBLE_VERTICAL:
+      toolitem->visible_vertical = g_value_get_boolean (value);
+      break;
+    case PROP_HOMOGENEOUS:
+      toolitem->homogeneous = g_value_get_boolean (value);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+egg_tool_item_get_property (GObject         *object,
+			    guint            prop_id,
+			    GValue          *value,
+			    GParamSpec      *pspec)
+{
+  EggToolItem *toolitem = EGG_TOOL_ITEM (object);
+
+  switch (prop_id)
+    {
+    case PROP_VISIBLE_HORIZONTAL:
+      g_value_set_boolean (value, toolitem->visible_horizontal);
+      break;
+    case PROP_VISIBLE_VERTICAL:
+      g_value_set_boolean (value, toolitem->visible_vertical);
+      break;
+    case PROP_HOMOGENEOUS:
+      g_value_set_boolean (value, toolitem->homogeneous);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+egg_tool_item_size_request (GtkWidget      *widget,
+			    GtkRequisition *requisition)
+{
+  GtkBin *bin = GTK_BIN (widget);
+
+  if (bin->child)
+    gtk_widget_size_request (bin->child, requisition);
+  
+  requisition->width += GTK_CONTAINER (widget)->border_width * 2;
+  requisition->height += GTK_CONTAINER (widget)->border_width * 2;  
+}
+
+static void
+egg_tool_item_size_allocate (GtkWidget     *widget,
+			     GtkAllocation *allocation)
+{
+  GtkBin *bin = GTK_BIN (widget);
+  GtkAllocation child_allocation;
+
+  widget->allocation = *allocation;
+
+  if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
+    {
+      child_allocation.x = allocation->x + GTK_CONTAINER (widget)->border_width;
+      child_allocation.y = allocation->y + GTK_CONTAINER (widget)->border_width;
+      child_allocation.width = allocation->width - GTK_CONTAINER (widget)->border_width * 2;
+      child_allocation.height = allocation->height - GTK_CONTAINER (widget)->border_width * 2;
+      
+      gtk_widget_size_allocate (bin->child, &child_allocation);
+    }
+}
+
+static GtkWidget *
+egg_tool_item_create_menu_proxy (EggToolItem *item)
+{
+  if (GTK_BIN (item)->child)
+    return NULL;
+  else
+    return gtk_separator_menu_item_new ();
+}
+
+EggToolItem *
+egg_tool_item_new (void)
+{
+  EggToolItem *item;
+
+  item = g_object_new (EGG_TYPE_TOOL_ITEM, NULL);
+
+  return item;
+}
+
+void
+egg_tool_item_set_orientation (EggToolItem *tool_item,
+			       GtkOrientation orientation)
+{
+  g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+  
+  g_signal_emit (tool_item, toolitem_signals[SET_ORIENTATION], 0, orientation);
+}
+
+void
+egg_tool_item_set_icon_size (EggToolItem *tool_item,
+			     GtkIconSize icon_size)
+{
+  g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+    
+  g_signal_emit (tool_item, toolitem_signals[SET_ICON_SIZE], 0, icon_size);
+}
+
+void
+egg_tool_item_set_toolbar_style (EggToolItem    *tool_item,
+				 GtkToolbarStyle style)
+{
+  g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+    
+  g_signal_emit (tool_item, toolitem_signals[SET_TOOLBAR_STYLE], 0, style);
+}
+
+void
+egg_tool_item_set_relief_style (EggToolItem   *tool_item,
+				GtkReliefStyle style)
+{
+  g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+    
+  g_signal_emit (tool_item, toolitem_signals[SET_RELIEF_STYLE], 0, style);
+}
+
+void
+egg_tool_item_set_expandable (EggToolItem *tool_item,
+			      gboolean     expandable)
+{
+  if ((expandable && tool_item->expandable) ||
+      (!expandable && !tool_item->expandable))
+    return;
+
+  tool_item->expandable = expandable;
+  gtk_widget_queue_resize (GTK_WIDGET (tool_item));
+}
+
+void
+egg_tool_item_set_pack_end (EggToolItem *tool_item,
+			    gboolean pack_end)
+{
+  if ((pack_end && tool_item->pack_end) ||
+      (!pack_end && !tool_item->pack_end))
+    return;
+
+  tool_item->pack_end = pack_end;
+  gtk_widget_queue_resize (GTK_WIDGET (tool_item));
+}
+
+void
+egg_tool_item_set_homogeneous (EggToolItem *tool_item,
+			       gboolean     homogeneous)
+{
+  if ((homogeneous && tool_item->homogeneous) ||
+      (!homogeneous && !tool_item->homogeneous))
+    return;
+
+  tool_item->homogeneous = homogeneous;
+  gtk_widget_queue_resize (GTK_WIDGET (tool_item));
+}
+
+void
+egg_tool_item_set_tooltip (EggToolItem *tool_item,
+			   GtkTooltips *tooltips,
+			   const gchar *tip_text,
+			   const gchar *tip_private)
+{
+  g_return_if_fail (EGG_IS_TOOL_ITEM (tool_item));
+
+  g_signal_emit (tool_item, toolitem_signals[SET_TOOLTIP], 0,
+		 tooltips, tip_text, tip_private);
+}