Create 'composited' label.

Create 'composited' label.

Tue Apr 25 10:25:28 2006  Søren Sandmann  <sandmann@redhat.com>

	* tests/testgtk.c (create_alpha_window): Create 'composited' label.

	* tests/testgtk.c (on_composited_changed): New function, change
	the label to say whether the screen is composited or not.

	* gtk/gtkwindow.c (gtk_window_on_composited_changed): When
	composited status change, invalidate the window and propagate the signal;.

	* gtk/gtkwindow.c (gtk_window_map): Set the appropriate type hint
	if reset_type_hint is TRUE.

	* gtk/gtkwindow.c (gtk_window_set_type_hint): If hint is one of
	the old hints, store a shadow copy in the public window->type_hint
	bitfield, otherwise set this field to normal. Set the private
	field to the type hint.

	* gtk/gtkwindow.c (gtk_window_init): Initialize priv->type_hint.

	* gtk/gtkwindow.c (struct _GtkWindowPrivate): New field
	"reset_type_hint" indicating whether the type hint needs to be
	reset. New field type_hint containing a GdkWindowTypeHint.

	* gtk/gtkwidget.c (propagate_composited_changed): New function to
	propagate changes in composited status.
	(gtk_widget_class_init): Add composited_changed signal.

	* gtk/gtkwidget.h (struct _GtkWidgetClass): New signal composited-changed.

	* gtk/gtkwidget.c (gtk_widget_is_composited): New function.

	* gtk/gtktooltips.c (gtk_tooltips_draw_tips): Set transient for.

	* gtk/gtktooltips.c (gtk_tooltips_force_window): Set the type hint

	* gtk/gtkmenuitem.c (gtk_menu_item_position_menu): Compute whether
	the item belongs to a menubar. Set the type_hint appropriately
	depending on the outcome.

	* gtk/gtkmenu.c (gtk_menu_position): Set the default type hint here.

	* gtk/gtkmenu.c (gtk_menu_attach_to_widget): connect to hierarchy
	changed on the attach widget.

	* gtk/gtkmenu.c (attach_widget_hierarchy_changed): New function to
	set the transient_for property for menus.

	* gtk/gtkdnd.c (set_icon_stock_pixbuf): Set the appropriate type hint.

	* gtk/gtkcombo.c (gtk_combo_popup_list): Make the popup window
	transient for the toplevel.

	* gtk/gtkcombobox.c (gtk_combo_box_set_popup_widget): Set
	transient-for, for the popup window.

	* gdk/x11/gdkwindow-x11.c (gdk_window_get_type_hint): Support for
	new window types.

	* gdk/x11/gdkwindow-x11.c (gdk_window_set_type_hint): Add support
	for new window types.

	* gdk/x11/gdkscreen-x11.c (_gdk_x11_screen_process_owner_change):
	New function called whenever the compositing manager comes and goes.

	* gdk/x11/gdkscreen-x11.c (gdk_screen_is_composited): New function.

	* gdk/x11/gdkscreen-x11.c
	(_gdk_x11_screen_request_cm_notification, make_cm_atom,
	check_is_composited): New functions

	* gdk/x11/gdkevents-x11.c (gdk_event_translate): Call
	_gdk_x11_screen_process_owner_change when an
	XFixesSelectionNotifyEvent is received.

	* gdk/x11/gdkdisplay-x11.c (gdk_display_open): Call
	_gdk_x11_screen_request_cm_notification() on all screens.

	* gdk/quartz/gdkscreen-quartz.c (gdk_screen_is_composited): Dummy
	implementation.

	* gdk/gdkscreen.c (gdk_screen_class_init): New signal,
	'composited-changed'.

	* gdk/gdkwindow.h: Add new EWMH window types.

	* gdk/win32/gdkscreen-win32.c (gdk_screen_is_composited)