-
-
-//-----------------------------------------------------------------------------
-// substitute for missing GtkPixmapMenuItem
-//-----------------------------------------------------------------------------
-
-#ifdef USE_MENU_BITMAPS
-
-/*
- * Copyright (C) 1998, 1999, 2000 Free Software Foundation
- * All rights reserved.
- *
- * This file is part of the Gnome Library.
- *
- * The Gnome Library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * The Gnome 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with the Gnome Library; see the file COPYING.LIB. If not,
- * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-/*
- @NOTATION@
- */
-
-/* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
-
-#include <gtk/gtkaccellabel.h>
-#include <gtk/gtksignal.h>
-#include <gtk/gtkmenuitem.h>
-#include <gtk/gtkmenu.h>
-#include <gtk/gtkcontainer.h>
-
-extern "C"
-{
-
-static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
-static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
-static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
- GdkRectangle *area);
-static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
- GdkEventExpose *event);
-
-/* we must override the following functions */
-
-static void gtk_pixmap_menu_item_map (GtkWidget *widget);
-static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_pixmap_menu_item_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data);
-static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_pixmap_menu_item_remove (GtkContainer *container,
- GtkWidget *child);
-
-static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
-
-static GtkMenuItemClass *parent_class = NULL;
-
-}
-
-#define BORDER_SPACING 3
-#define PMAP_WIDTH 20
-
-GtkType
-gtk_pixmap_menu_item_get_type (void)
-{
- static GtkType pixmap_menu_item_type = 0;
-
- if (!pixmap_menu_item_type)
- {
- GtkTypeInfo pixmap_menu_item_info =
- {
- (char *)"GtkPixmapMenuItem",
- sizeof (GtkPixmapMenuItem),
- sizeof (GtkPixmapMenuItemClass),
- (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
- (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
- &pixmap_menu_item_info);
- }
-
- return pixmap_menu_item_type;
-}
-
-/**
- * gtk_pixmap_menu_item_new
- *
- * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
- * to set the pixmap wich is displayed at the left side.
- *
- * Returns:
- * &GtkWidget pointer to new menu item
- **/
-
-GtkWidget*
-gtk_pixmap_menu_item_new (void)
-{
- return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
-}
-
-static void
-gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
-{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
- GtkMenuItemClass *menu_item_class;
- GtkContainerClass *container_class;
-
- object_class = (GtkObjectClass*) klass;
- widget_class = (GtkWidgetClass*) klass;
- menu_item_class = (GtkMenuItemClass*) klass;
- container_class = (GtkContainerClass*) klass;
-
- parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
-
- widget_class->draw = gtk_pixmap_menu_item_draw;
- widget_class->expose_event = gtk_pixmap_menu_item_expose;
- widget_class->map = gtk_pixmap_menu_item_map;
- widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
- widget_class->size_request = gtk_pixmap_menu_item_size_request;
-
- container_class->forall = gtk_pixmap_menu_item_forall;
- container_class->remove = gtk_pixmap_menu_item_remove;
-
- klass->orig_toggle_size = menu_item_class->toggle_size;
- klass->have_pixmap_count = 0;
-}
-
-static void
-gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
-{
- GtkMenuItem *mi;
-
- mi = GTK_MENU_ITEM (menu_item);
-
- menu_item->pixmap = NULL;
-}
-
-static void
-gtk_pixmap_menu_item_draw (GtkWidget *widget,
- GdkRectangle *area)
-{
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
- g_return_if_fail (area != NULL);
-
- if (GTK_WIDGET_CLASS (parent_class)->draw)
- (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
-
- if (GTK_WIDGET_DRAWABLE (widget) &&
- GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
- gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
- }
-}
-
-static gint
-gtk_pixmap_menu_item_expose (GtkWidget *widget,
- GdkEventExpose *event)
-{
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- if (GTK_WIDGET_CLASS (parent_class)->expose_event)
- (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
-
- if (GTK_WIDGET_DRAWABLE (widget) &&
- GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
- gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
- }
-
- return FALSE;
-}
-
-/**
- * gtk_pixmap_menu_item_set_pixmap
- * @menu_item: Pointer to the pixmap menu item
- * @pixmap: Pointer to a pixmap widget
- *
- * Set the pixmap of the menu item.
- *
- **/
-
-void
-gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
- GtkWidget *pixmap)
-{
- g_return_if_fail (menu_item != NULL);
- g_return_if_fail (pixmap != NULL);
- g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
- g_return_if_fail (GTK_IS_WIDGET (pixmap));
- g_return_if_fail (menu_item->pixmap == NULL);
-
- gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
- menu_item->pixmap = pixmap;
-
- if (GTK_WIDGET_REALIZED (pixmap->parent) &&
- !GTK_WIDGET_REALIZED (pixmap))
- gtk_widget_realize (pixmap);
-
- if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
- if (GTK_WIDGET_MAPPED (pixmap->parent) &&
- GTK_WIDGET_VISIBLE(pixmap) &&
- !GTK_WIDGET_MAPPED (pixmap))
- gtk_widget_map (pixmap);
- }
-
- changed_have_pixmap_status(menu_item);
-
- if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
- gtk_widget_queue_resize (pixmap);
-}
-
-static void
-gtk_pixmap_menu_item_map (GtkWidget *widget)
-{
- GtkPixmapMenuItem *menu_item;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
-
- menu_item = GTK_PIXMAP_MENU_ITEM(widget);
-
- GTK_WIDGET_CLASS(parent_class)->map(widget);
-
- if (menu_item->pixmap &&
- GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
- !GTK_WIDGET_MAPPED (menu_item->pixmap))
- gtk_widget_map (menu_item->pixmap);
-}
-
-static void
-gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
-{
- GtkPixmapMenuItem *pmenu_item;
-
- pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
-
- if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
- {
- GtkAllocation child_allocation;
- int border_width;
-
- border_width = GTK_CONTAINER (widget)->border_width;
-
- child_allocation.width = pmenu_item->pixmap->requisition.width;
- child_allocation.height = pmenu_item->pixmap->requisition.height;
- child_allocation.x = border_width + BORDER_SPACING;
- child_allocation.y = (border_width + BORDER_SPACING
- + (((allocation->height - child_allocation.height) - child_allocation.x)
- / 2)); /* center pixmaps vertically */
- gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
- }
-
- if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
- GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
-}
-
-static void
-gtk_pixmap_menu_item_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data)
-{
- GtkPixmapMenuItem *menu_item;
-
- g_return_if_fail (container != NULL);
- g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
- g_return_if_fail (callback != NULL);
-
- menu_item = GTK_PIXMAP_MENU_ITEM (container);
-
- if (menu_item->pixmap)
- (* callback) (menu_item->pixmap, callback_data);
-
- GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
- callback,callback_data);
-}
-
-static void
-gtk_pixmap_menu_item_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
-{
- GtkPixmapMenuItem *menu_item;
- GtkRequisition req = {0, 0};
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MENU_ITEM (widget));
- g_return_if_fail (requisition != NULL);
-
- GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
-
- menu_item = GTK_PIXMAP_MENU_ITEM (widget);
-
- if (menu_item->pixmap)
- gtk_widget_size_request(menu_item->pixmap, &req);
-
- requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
- requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
-}
-
-static void
-gtk_pixmap_menu_item_remove (GtkContainer *container,
- GtkWidget *child)
-{
- GtkBin *bin;
- gboolean widget_was_visible;
-
- g_return_if_fail (container != NULL);
- g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
- g_return_if_fail (child != NULL);
- g_return_if_fail (GTK_IS_WIDGET (child));
-
- bin = GTK_BIN (container);
- g_return_if_fail ((bin->child == child ||
- (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
-
- widget_was_visible = GTK_WIDGET_VISIBLE (child);
-
- gtk_widget_unparent (child);
- if (bin->child == child)
- bin->child = NULL;
- else {
- GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
- changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
- }
-
- if (widget_was_visible)
- gtk_widget_queue_resize (GTK_WIDGET (container));
-}
-
-
-/* important to only call this if there was actually a _change_ in pixmap == NULL */
-static void
-changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
-{
- if (menu_item->pixmap != NULL) {
- GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
-
- if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
- /* Install pixmap toggle size */
- GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
- }
- } else {
- GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
-
- if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
- /* Install normal toggle size */
- GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
- }
- }
-
- /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
- whenever the klass->toggle_size changes; but by doing it anytime
- this function is called, we get the same effect, just because of
- how the preferences option to show pixmaps works. Bogus, broken.
- */
- if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
- gtk_widget_queue_resize(GTK_WIDGET(menu_item));
-}
-
-#endif // USE_MENU_BITMAPS
-
projects / wxWidgets.git / blobdiff