gtkprivate.h 3.36 KB
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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
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 * modify it under the terms of the GNU Lesser General Public
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 * 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
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
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 */
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/*
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 * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
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 * file for a list of people on the GTK+ Team.  See the ChangeLog
 * files for a list of changes.  These files are distributed with
 * GTK+ at ftp://ftp.gtk.org/pub/gtk/. 
 */

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#ifndef __GTK_PRIVATE_H__
#define __GTK_PRIVATE_H__


#include <gtk/gtkobject.h>
#include <gtk/gtkwidget.h>


#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */


/* The private flags that are used in the private_flags member of GtkWidget.
 */
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typedef enum
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{
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  PRIVATE_GTK_USER_STYLE	= 1 <<  0,
  PRIVATE_GTK_RESIZE_PENDING	= 1 <<  2,
  PRIVATE_GTK_RESIZE_NEEDED	= 1 <<  3,
  PRIVATE_GTK_LEAVE_PENDING	= 1 <<  4,
  PRIVATE_GTK_HAS_SHAPE_MASK	= 1 <<  5,
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  PRIVATE_GTK_IN_REPARENT       = 1 <<  6,
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  PRIVATE_GTK_DIRECTION_SET     = 1 <<  7,   /* If the reading direction is not DIR_NONE */
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  PRIVATE_GTK_DIRECTION_LTR     = 1 <<  8,   /* If the reading direction is DIR_LTR */
  PRIVATE_GTK_ANCHORED          = 1 <<  9    /* If widget has a GtkWindow ancestor */
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} GtkPrivateFlags;
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/* Macros for extracting a widgets private_flags from GtkWidget.
 */
#define GTK_PRIVATE_FLAGS(wid)            (GTK_WIDGET (wid)->private_flags)
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#define GTK_WIDGET_USER_STYLE(obj)	  ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_USER_STYLE) != 0)
#define GTK_CONTAINER_RESIZE_PENDING(obj) ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_RESIZE_PENDING) != 0)
#define GTK_WIDGET_RESIZE_NEEDED(obj)	  ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_RESIZE_NEEDED) != 0)
#define GTK_WIDGET_LEAVE_PENDING(obj)	  ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_LEAVE_PENDING) != 0)
#define GTK_WIDGET_HAS_SHAPE_MASK(obj)	  ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_HAS_SHAPE_MASK) != 0)
#define GTK_WIDGET_IN_REPARENT(obj)	  ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_IN_REPARENT) != 0)
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#define GTK_WIDGET_DIRECTION_SET(obj)	  ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_DIRECTION_SET) != 0)
#define GTK_WIDGET_DIRECTION_LTR(obj)     ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_DIRECTION_LTR) != 0)
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#define GTK_WIDGET_ANCHORED(obj)          ((GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_ANCHORED) != 0)
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/* Macros for setting and clearing private widget flags.
 * we use a preprocessor string concatenation here for a clear
 * flags/private_flags distinction at the cost of single flag operations.
 */
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#define GTK_PRIVATE_SET_FLAG(wid,flag)    G_STMT_START{ (GTK_PRIVATE_FLAGS (wid) |= (PRIVATE_ ## flag)); }G_STMT_END
#define GTK_PRIVATE_UNSET_FLAG(wid,flag)  G_STMT_START{ (GTK_PRIVATE_FLAGS (wid) &= ~(PRIVATE_ ## flag)); }G_STMT_END
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#ifdef __cplusplus
}
#endif /* __cplusplus */


#endif /* __GTK_PRIVATE_H__ */