void
moz_container_map (GtkWidget *widget)
{
MozContainer *container;
GList *tmp_list;
GtkWidget *tmp_child;
g_return_if_fail (IS_MOZ_CONTAINER(widget));
container = MOZ_CONTAINER (widget);
gtk_widget_set_mapped(widget, TRUE);
tmp_list = container->children;
while (tmp_list) {
tmp_child = ((MozContainerChild *)tmp_list->data)->widget;
if (gtk_widget_get_visible(tmp_child)) {
if (!gtk_widget_get_mapped(tmp_child))
gtk_widget_map(tmp_child);
}
tmp_list = tmp_list->next;
}
gdk_window_show (gtk_widget_get_window(widget));
}
void
moz_container_realize (GtkWidget *widget)
{
GdkWindowAttr attributes;
gint attributes_mask = 0;
MozContainer *container;
GtkAllocation allocation;
g_return_if_fail(IS_MOZ_CONTAINER(widget));
container = MOZ_CONTAINER(widget);
gtk_widget_set_realized(widget, TRUE);
/* create the shell window */
attributes.event_mask = (gtk_widget_get_events (widget) |
GDK_EXPOSURE_MASK | GDK_STRUCTURE_MASK |
GDK_VISIBILITY_NOTIFY_MASK |
GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK |
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
#ifdef MOZ_PLATFORM_MAEMO
GDK_POINTER_MOTION_HINT_MASK |
#endif
GDK_POINTER_MOTION_MASK);
gtk_widget_get_allocation(widget, &allocation);
attributes.x = allocation.x;
attributes.y = allocation.y;
attributes.width = allocation.width;
attributes.height = allocation.height;
attributes.wclass = GDK_INPUT_OUTPUT;
attributes.visual = gtk_widget_get_visual (widget);
#if defined(MOZ_WIDGET_GTK2)
attributes.colormap = gtk_widget_get_colormap (widget);
#endif
attributes.window_type = GDK_WINDOW_CHILD;
attributes_mask |= GDK_WA_VISUAL | GDK_WA_X | GDK_WA_Y;
#if defined(MOZ_WIDGET_GTK2)
attributes_mask |= GDK_WA_COLORMAP;
#endif
gtk_widget_set_window(widget, gdk_window_new (gtk_widget_get_parent_window (widget),
&attributes, attributes_mask));
/* printf("widget->window is %p\n", (void *)widget->window); */
gdk_window_set_user_data (gtk_widget_get_window(widget), container);
#if defined(MOZ_WIDGET_GTK2)
widget->style = gtk_style_attach (widget->style, widget->window);
#endif
/* TODO GTK3? */
#if defined(MOZ_WIDGET_GTK2)
/* set the back pixmap to None so that you don't end up with the gtk
default which is BlackPixel */
gdk_window_set_back_pixmap (widget->window, NULL, FALSE);
#endif
}
int main(int argc, char **argv)
{
gtk_init(&argc, &argv);
// gdk_window_set_debug_updates(TRUE);
toplevel_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
printf("toplevel window is %p\n", toplevel_window);
moz_container = moz_container_new();
printf("moz_container is %p\n", moz_container);
gtk_signal_connect(GTK_OBJECT(moz_container), "expose_event",
GTK_SIGNAL_FUNC(expose_handler), NULL);
gtk_signal_connect(GTK_OBJECT(moz_container), "size_allocate",
GTK_SIGNAL_FUNC(size_allocate_handler), NULL);
gtk_container_add(GTK_CONTAINER(toplevel_window),
moz_container);
gtk_widget_realize(moz_container);
drawingarea1 = moz_drawingarea_new (NULL, MOZ_CONTAINER(moz_container));
moz_drawingarea_set_visibility (drawingarea1, TRUE);
moz_drawingarea_move(drawingarea1, 10, 10);
button = gtk_button_new_with_label("foo");
scrollbar = gtk_vscrollbar_new(NULL);
gtk_widget_set_parent_window(button, drawingarea1->inner_window);
gtk_widget_set_parent_window(scrollbar, drawingarea1->inner_window);
moz_container_put(MOZ_CONTAINER(moz_container), button, 0, 0);
moz_container_put(MOZ_CONTAINER(moz_container), scrollbar, 0, 50);
gtk_widget_show(button);
gtk_widget_show(scrollbar);
gtk_widget_show(toplevel_window);
gtk_widget_show(moz_container);
gtk_main();
return 0;
}
void
moz_container_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
MozContainer *container;
GList *tmp_list;
GtkAllocation tmp_allocation;
GtkRequisition tmp_requisition;
GtkWidget *tmp_child;
g_return_if_fail (IS_MOZ_CONTAINER (widget));
/* printf("moz_container_size_allocate %p %d %d %d %d\n",
(void *)widget,
allocation->x,
allocation->y,
allocation->width,
allocation->height); */
/* short circuit if you can */
container = MOZ_CONTAINER (widget);
gtk_widget_get_allocation(widget, &tmp_allocation);
if (!container->children &&
tmp_allocation.x == allocation->x &&
tmp_allocation.y == allocation->y &&
tmp_allocation.width == allocation->width &&
tmp_allocation.height == allocation->height) {
return;
}
gtk_widget_set_allocation(widget, allocation);
tmp_list = container->children;
while (tmp_list) {
MozContainerChild *child = tmp_list->data;
moz_container_allocate_child (container, child);
tmp_list = tmp_list->next;
}
if (gtk_widget_get_has_window (widget) &&
gtk_widget_get_realized (widget)) {
gdk_window_move_resize(gtk_widget_get_window(widget),
allocation->x,
allocation->y,
allocation->width,
allocation->height);
}
}
void
moz_container_remove (GtkContainer *container, GtkWidget *child_widget)
{
MozContainerChild *child;
MozContainer *moz_container;
GdkWindow* parent_window;
g_return_if_fail (IS_MOZ_CONTAINER(container));
g_return_if_fail (GTK_IS_WIDGET(child_widget));
moz_container = MOZ_CONTAINER(container);
child = moz_container_get_child (moz_container, child_widget);
g_return_if_fail (child);
/* gtk_widget_unparent will remove the parent window (as well as the
* parent widget), but, in Mozilla's window hierarchy, the parent window
* may need to be kept because it may be part of a GdkWindow sub-hierarchy
* that is being moved to another MozContainer.
*
* (In a conventional GtkWidget hierarchy, GdkWindows being reparented
* would have their own GtkWidget and that widget would be the one being
* reparented. In Mozilla's hierarchy, the parent_window needs to be
* retained so that the GdkWindow sub-hierarchy is maintained.)
*/
parent_window = gtk_widget_get_parent_window(child_widget);
if (parent_window)
g_object_ref(parent_window);
gtk_widget_unparent(child_widget);
if (parent_window) {
/* The child_widget will always still exist because g_signal_emit,
* which invokes this function, holds a reference.
*
* If parent_window is the container's root window then it will not be
* the parent_window if the child_widget is placed in another
* container.
*/
if (parent_window != gtk_widget_get_window(GTK_WIDGET(container)))
gtk_widget_set_parent_window(child_widget, parent_window);
g_object_unref(parent_window);
}
moz_container->children = g_list_remove(moz_container->children, child);
g_free(child);
}
void
moz_container_forall (GtkContainer *container, gboolean include_internals,
GtkCallback callback, gpointer callback_data)
{
MozContainer *moz_container;
GList *tmp_list;
g_return_if_fail (IS_MOZ_CONTAINER(container));
g_return_if_fail (callback != NULL);
moz_container = MOZ_CONTAINER(container);
tmp_list = moz_container->children;
while (tmp_list) {
MozContainerChild *child;
child = tmp_list->data;
tmp_list = tmp_list->next;
(* callback) (child->widget, callback_data);
}
}
// XXXdholbert -- this function is duplicated in nsPrintDialogGTK.cpp
// and needs to be unified in some generic utility class.
static GtkWindow *
get_gtk_window_for_nsiwidget(nsIWidget *widget)
{
// Get native GdkWindow
GdkWindow *gdk_win = GDK_WINDOW(widget->GetNativeData(NS_NATIVE_WIDGET));
if (!gdk_win)
return NULL;
// Get the container
gpointer user_data = NULL;
gdk_window_get_user_data(gdk_win, &user_data);
if (!user_data)
return NULL;
// Make sure its really a container
MozContainer *parent_container = MOZ_CONTAINER(user_data);
if (!parent_container)
return NULL;
// Get its toplevel
return GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(parent_container)));
}
static void
moz_container_add(GtkContainer *container, GtkWidget *widget)
{
moz_container_put(MOZ_CONTAINER(container), widget, 0, 0);
}
