* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
-#include "gtksignal.h"
+#include <gdk/gdk.h>
#include "gtkinvisible.h"
+#include "gtkintl.h"
-static void gtk_invisible_class_init (GtkInvisibleClass *klass);
-static void gtk_invisible_init (GtkInvisible *invisible);
-static void gtk_invisible_destroy (GtkObject *object);
-static void gtk_invisible_realize (GtkWidget *widget);
-static void gtk_invisible_show (GtkWidget *widget);
-static void gtk_invisible_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
+enum {
+ PROP_0,
+ PROP_SCREEN,
+ LAST_ARG
+};
-GtkType
+static void gtk_invisible_class_init (GtkInvisibleClass *klass);
+static void gtk_invisible_init (GtkInvisible *invisible);
+static void gtk_invisible_destroy (GtkObject *object);
+static void gtk_invisible_realize (GtkWidget *widget);
+static void gtk_invisible_style_set (GtkWidget *widget,
+ GtkStyle *previous_style);
+static void gtk_invisible_show (GtkWidget *widget);
+static void gtk_invisible_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static void gtk_invisible_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_invisible_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static GObject *gtk_invisible_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_params);
+
+static GObjectClass *parent_class;
+
+GType
gtk_invisible_get_type (void)
{
- static GtkType invisible_type = 0;
+ static GType invisible_type = 0;
if (!invisible_type)
{
- static const GtkTypeInfo invisible_info =
+ static const GTypeInfo invisible_info =
{
- "GtkInvisible",
- sizeof (GtkInvisible),
sizeof (GtkInvisibleClass),
- (GtkClassInitFunc) gtk_invisible_class_init,
- (GtkObjectInitFunc) gtk_invisible_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) gtk_invisible_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (GtkInvisible),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) gtk_invisible_init,
};
- invisible_type = gtk_type_unique (GTK_TYPE_WIDGET, &invisible_info);
+ invisible_type = g_type_register_static (GTK_TYPE_WIDGET, "GtkInvisible",
+ &invisible_info, 0);
}
return invisible_type;
static void
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;
+
+ parent_class = g_type_class_peek_parent (class);
widget_class->realize = gtk_invisible_realize;
+ widget_class->style_set = gtk_invisible_style_set;
widget_class->show = gtk_invisible_show;
widget_class->size_allocate = gtk_invisible_size_allocate;
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;
+
+ g_object_class_install_property (gobject_class,
+ PROP_SCREEN,
+ g_param_spec_object ("screen",
+ _("Screen"),
+ _("The screen where this window will be displayed"),
+ GDK_TYPE_SCREEN,
+ G_PARAM_READWRITE));
}
static void
gtk_invisible_init (GtkInvisible *invisible)
{
+ GdkColormap *colormap;
+
GTK_WIDGET_UNSET_FLAGS (invisible, GTK_NO_WINDOW);
+ GTK_WIDGET_SET_FLAGS (invisible, GTK_TOPLEVEL);
- gtk_widget_ref (GTK_WIDGET (invisible));
+ g_object_ref (invisible);
gtk_object_sink (GTK_OBJECT (invisible));
invisible->has_user_ref_count = TRUE;
+ invisible->screen = gdk_screen_get_default ();
+
+ colormap = _gtk_widget_peek_colormap ();
+ if (colormap)
+ gtk_widget_set_colormap (GTK_WIDGET (invisible), colormap);
}
static void
if (invisible->has_user_ref_count)
{
invisible->has_user_ref_count = FALSE;
- gtk_widget_unref (GTK_WIDGET (invisible));
+ g_object_unref (invisible);
}
}
+/**
+ * gtk_invisible_new_for_screen:
+ * @screen: a #GdkScreen which identifies on which
+ * the new #GtkInvisible will be created.
+ *
+ * Creates a new #GtkInvisible object for a specified screen
+ *
+ * Return value: a newly created #GtkInvisible object
+ **/
+GtkWidget*
+gtk_invisible_new_for_screen (GdkScreen *screen)
+{
+ g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
+
+ return g_object_new (GTK_TYPE_INVISIBLE, "screen", screen, NULL);
+}
+
+/**
+ * gtk_invisible_new:
+ *
+ * Creates a new #GtkInvisible.
+ *
+ * Return value: a new #GtkInvisible.
+ **/
GtkWidget*
gtk_invisible_new (void)
{
- GtkWidget *result = GTK_WIDGET (gtk_type_new (GTK_TYPE_INVISIBLE));
- gtk_widget_realize (result);
+ return g_object_new (GTK_TYPE_INVISIBLE, NULL);
+}
+
+/**
+ * gtk_invisible_set_screen:
+ * @invisible: a #GtkInvisible.
+ * @screen: a #GdkScreen.
+ *
+ * Sets the #GdkScreen where the #GtkInvisible object will be displayed.
+ **/
+void
+gtk_invisible_set_screen (GtkInvisible *invisible,
+ GdkScreen *screen)
+{
+ gboolean was_realized;
+
+ g_return_if_fail (GTK_IS_INVISIBLE (invisible));
+ g_return_if_fail (GDK_IS_SCREEN (screen));
+
+ if (screen == invisible->screen)
+ return;
- return result;
+ was_realized = GTK_WIDGET_REALIZED (invisible);
+
+ if (was_realized)
+ gtk_widget_unrealize (GTK_WIDGET (invisible));
+
+ invisible->screen = screen;
+ g_object_notify (G_OBJECT (invisible), "screen");
+
+ if (was_realized)
+ gtk_widget_realize (GTK_WIDGET (invisible));
+}
+
+/**
+ * gtk_invisible_get_screen:
+ * @invisible: a #GtkInvisible.
+ *
+ * Returns the #GdkScreen object associated with @invisible
+ *
+ * Return value : the associated #GdkScreen.
+ **/
+GdkScreen *
+gtk_invisible_get_screen (GtkInvisible *invisible)
+{
+ g_return_val_if_fail (GTK_IS_INVISIBLE (invisible), NULL);
+
+ return invisible->screen;
}
static void
GdkWindowAttr attributes;
gint attributes_mask;
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_INVISIBLE (widget));
-
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
attributes.x = -100;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_NOREDIR;
- widget->window = gdk_window_new (NULL, &attributes, attributes_mask);
+ widget->window = gdk_window_new (gtk_widget_get_root_window (widget),
+ &attributes, attributes_mask);
+
gdk_window_set_user_data (widget->window, widget);
+
+ widget->style = gtk_style_attach (widget->style, widget->window);
}
static void
-gtk_invisible_show (GtkWidget *widget)
+gtk_invisible_style_set (GtkWidget *widget,
+ GtkStyle *previous_style)
{
- g_return_if_fail (widget != NULL);
+ /* Don't chain up to parent implementation */
+}
+static void
+gtk_invisible_show (GtkWidget *widget)
+{
GTK_WIDGET_SET_FLAGS (widget, GTK_VISIBLE);
gtk_widget_map (widget);
}
GtkAllocation *allocation)
{
widget->allocation = *allocation;
+}
+
+
+static void
+gtk_invisible_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GtkInvisible *invisible = GTK_INVISIBLE (object);
+
+ switch (prop_id)
+ {
+ case PROP_SCREEN:
+ gtk_invisible_set_screen (invisible, g_value_get_object (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
}
+
+static void
+gtk_invisible_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GtkInvisible *invisible = GTK_INVISIBLE (object);
+
+ switch (prop_id)
+ {
+ case PROP_SCREEN:
+ g_value_set_object (value, invisible->screen);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+/* We use a constructor here so that we can realize the invisible on
+ * the correct screen after the "screen" property has been set
+ */
+static GObject*
+gtk_invisible_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_params)
+{
+ GObject *object;
+
+ object = (* G_OBJECT_CLASS (parent_class)->constructor) (type,
+ n_construct_properties,
+ construct_params);
+
+ gtk_widget_realize (GTK_WIDGET (object));
+
+ return object;
+}
+