* 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.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/*
#include "config.h"
#include <gdk/gdk.h>
#include "gtkinvisible.h"
+#include "gtkwidgetprivate.h"
#include "gtkprivate.h"
#include "gtkintl.h"
-struct _GtkInvisiblePriv
+
+/**
+ * SECTION:gtkinvisible
+ * @Short_description: A widget which is not displayed
+ * @Title: GtkInvisible
+ *
+ * The #GtkInvisible widget is used internally in GTK+, and is probably not
+ * very useful for application developers.
+ *
+ * It is used for reliable pointer grabs and selection handling in the code
+ * for drag-and-drop.
+ */
+
+
+struct _GtkInvisiblePrivate
{
GdkScreen *screen;
gboolean has_user_ref_count;
LAST_ARG
};
-static void gtk_invisible_destroy (GtkObject *object);
+static void gtk_invisible_destroy (GtkWidget *widget);
static void gtk_invisible_realize (GtkWidget *widget);
-static void gtk_invisible_style_set (GtkWidget *widget,
- GtkStyle *previous_style);
+static void gtk_invisible_style_updated (GtkWidget *widget);
static void gtk_invisible_show (GtkWidget *widget);
static void gtk_invisible_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
gtk_invisible_class_init (GtkInvisibleClass *class)
{
GObjectClass *gobject_class;
- GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
widget_class = (GtkWidgetClass*) class;
- object_class = (GtkObjectClass*) class;
gobject_class = (GObjectClass*) class;
widget_class->realize = gtk_invisible_realize;
- widget_class->style_set = gtk_invisible_style_set;
+ widget_class->style_updated = gtk_invisible_style_updated;
widget_class->show = gtk_invisible_show;
widget_class->size_allocate = gtk_invisible_size_allocate;
+ widget_class->destroy = gtk_invisible_destroy;
- object_class->destroy = gtk_invisible_destroy;
gobject_class->set_property = gtk_invisible_set_property;
gobject_class->get_property = gtk_invisible_get_property;
gobject_class->constructor = gtk_invisible_constructor;
GDK_TYPE_SCREEN,
GTK_PARAM_READWRITE));
- g_type_class_add_private (class, sizeof (GtkInvisiblePriv));
+ g_type_class_add_private (class, sizeof (GtkInvisiblePrivate));
}
static void
gtk_invisible_init (GtkInvisible *invisible)
{
- GtkInvisiblePriv *priv;
- GdkColormap *colormap;
+ GtkInvisiblePrivate *priv;
invisible->priv = G_TYPE_INSTANCE_GET_PRIVATE (invisible,
GTK_TYPE_INVISIBLE,
- GtkInvisiblePriv);
+ GtkInvisiblePrivate);
priv = invisible->priv;
gtk_widget_set_has_window (GTK_WIDGET (invisible), TRUE);
priv->has_user_ref_count = TRUE;
priv->screen = gdk_screen_get_default ();
-
- colormap = _gtk_widget_peek_colormap ();
- if (colormap)
- gtk_widget_set_colormap (GTK_WIDGET (invisible), colormap);
}
static void
-gtk_invisible_destroy (GtkObject *object)
+gtk_invisible_destroy (GtkWidget *widget)
{
- GtkInvisible *invisible = GTK_INVISIBLE (object);
- GtkInvisiblePriv *priv = invisible->priv;
+ GtkInvisible *invisible = GTK_INVISIBLE (widget);
+ GtkInvisiblePrivate *priv = invisible->priv;
if (priv->has_user_ref_count)
{
g_object_unref (invisible);
}
- GTK_OBJECT_CLASS (gtk_invisible_parent_class)->destroy (object);
+ GTK_WIDGET_CLASS (gtk_invisible_parent_class)->destroy (widget);
}
/**
gtk_invisible_set_screen (GtkInvisible *invisible,
GdkScreen *screen)
{
- GtkInvisiblePriv *priv;
+ GtkInvisiblePrivate *priv;
GtkWidget *widget;
GdkScreen *previous_screen;
gboolean was_realized;
*
* Returns the #GdkScreen object associated with @invisible
*
- * Return value: the associated #GdkScreen.
+ * Return value: (transfer none): the associated #GdkScreen.
*
* Since: 2.2
**/
gtk_invisible_realize (GtkWidget *widget)
{
GdkWindow *parent;
+ GdkWindow *window;
GdkWindowAttr attributes;
gint attributes_mask;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_NOREDIR;
- widget->window = gdk_window_new (parent, &attributes, attributes_mask);
-
- gdk_window_set_user_data (widget->window, widget);
-
- widget->style = gtk_style_attach (widget->style, widget->window);
+ window = gdk_window_new (parent, &attributes, attributes_mask);
+ gtk_widget_set_window (widget, window);
+ gdk_window_set_user_data (window, widget);
}
static void
-gtk_invisible_style_set (GtkWidget *widget,
- GtkStyle *previous_style)
+gtk_invisible_style_updated (GtkWidget *widget)
{
/* Don't chain up to parent implementation */
}
static void
gtk_invisible_show (GtkWidget *widget)
{
- GTK_WIDGET_SET_FLAGS (widget, GTK_VISIBLE);
+ _gtk_widget_set_visible_flag (widget, TRUE);
gtk_widget_map (widget);
}
static void
gtk_invisible_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
+ GtkAllocation *allocation)
{
- widget->allocation = *allocation;
-}
+ gtk_widget_set_allocation (widget, allocation);
+}
static void
GParamSpec *pspec)
{
GtkInvisible *invisible = GTK_INVISIBLE (object);
- GtkInvisiblePriv *priv = invisible->priv;
+ GtkInvisiblePrivate *priv = invisible->priv;
switch (prop_id)
{