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Owen Taylor 1998-10-18 22:52:25 +00:00
parent f7bcb45607
commit 58d21d03f6
2 changed files with 182 additions and 0 deletions
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121
gtk/gtkinvisible.c Normal file
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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This 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.
*
* This 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 this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "gtksignal.h"
#include "gtkinvisible.h"
static void gtk_invisible_class_init (GtkInvisibleClass *klass);
static void gtk_invisible_init (GtkInvisible *invisible);
static void gtk_invisible_realize (GtkWidget *widget);
static void gtk_invisible_show (GtkWidget *widget);
static void gtk_invisible_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
GtkType
gtk_invisible_get_type (void)
{
static GtkType invisible_type = 0;
if (!invisible_type)
{
GtkTypeInfo invisible_info =
{
"GtkInvisible",
sizeof (GtkInvisible),
sizeof (GtkInvisibleClass),
(GtkClassInitFunc) gtk_invisible_class_init,
(GtkObjectInitFunc) gtk_invisible_init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL,
};
invisible_type = gtk_type_unique (gtk_widget_get_type (), &invisible_info);
}
return invisible_type;
}
static void
gtk_invisible_class_init (GtkInvisibleClass *class)
{
GtkWidgetClass *widget_class;
widget_class = (GtkWidgetClass*) class;
widget_class->realize = gtk_invisible_realize;
widget_class->show = gtk_invisible_show;
widget_class->size_allocate = gtk_invisible_size_allocate;
}
static void
gtk_invisible_init (GtkInvisible *invisible)
{
GTK_WIDGET_UNSET_FLAGS (invisible, GTK_NO_WINDOW);
gtk_widget_ref (GTK_WIDGET (invisible));
gtk_object_sink (GTK_OBJECT (invisible));
}
GtkWidget*
gtk_invisible_new (void)
{
return GTK_WIDGET ( gtk_type_new (gtk_invisible_get_type ()));
}
static void
gtk_invisible_realize (GtkWidget *widget)
{
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.y = -100;
attributes.width = 10;
attributes.height = 10;
attributes.window_type = GDK_WINDOW_TEMP;
attributes.wclass = GDK_INPUT_ONLY;
attributes.override_redirect = TRUE;
attributes.event_mask = gtk_widget_get_events (widget);
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_NOREDIR;
widget->window = gdk_window_new (NULL, &attributes, attributes_mask);
gdk_window_set_user_data (widget->window, widget);
}
static void
gtk_invisible_show (GtkWidget *widget)
{
g_return_if_fail (widget != NULL);
GTK_WIDGET_SET_FLAGS (widget, GTK_VISIBLE);
gtk_widget_map (widget);
}
static void
gtk_invisible_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
widget->allocation = *allocation;
}

61
gtk/gtkinvisible.h Normal file
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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This 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.
*
* This 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 this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GTK_INVISIBLE_H__
#define __GTK_INVISIBLE_H__
#include <gdk/gdk.h>
#include <gtk/gtkbin.h>
#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus */
#define GTK_TYPE_INVISIBLE (gtk_invisible_get_type ())
#define GTK_INVISIBLE(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_INVISIBLE, GtkInvisible))
#define GTK_INVISIBLE_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_INVISIBLE, GtkInvisibleClass))
#define GTK_IS_INVISIBLE(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_INVISIBLE))
#define GTK_IS_INVISIBLE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_INVISIBLE))
typedef struct _GtkInvisible GtkInvisible;
typedef struct _GtkInvisibleClass GtkInvisibleClass;
struct _GtkInvisible
{
GtkBin bin;
};
struct _GtkInvisibleClass
{
GtkBinClass parent_class;
};
GtkType gtk_invisible_get_type (void);
GtkWidget* gtk_invisible_new (void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GTK_INVISIBLE_H__ */