emacs/lwlib/xlwmenuP.h

/* Internals of a lightweight menubar widget.
   Copyright (C) 1999, 2000, 2002, 2003, 2004, 
                 2005, 2006 Free Software Foundation, Inc.

This file is part of the Lucid Widget Library.

The Lucid Widget Library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

The Lucid Widget 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.  */

#ifndef _XlwMenuP_h
#define _XlwMenuP_h

#include "xlwmenu.h"
#include <X11/CoreP.h>

/* Elements in the stack arrays. */
typedef struct _window_state
{
  Window	window;
  Position	x;
  Position	y;
  Dimension	width;
  Dimension	height;
  Dimension	label_width;

  /* Width of toggle buttons or radio buttons.  */
  Dimension     button_width;
} window_state;


/* New fields for the XlwMenu widget instance record */
typedef struct _XlwMenu_part
{
  /* slots set by the resources */
#ifdef HAVE_X_I18N
  XFontSet	fontSet;
  XFontSetExtents *font_extents;
#endif
  XFontStruct*	font;
  Pixel		foreground;
  Pixel		disabled_foreground;
  Pixel		button_foreground;
  Dimension	margin;
  Dimension	horizontal_spacing;
  Dimension	vertical_spacing;
  Dimension	arrow_spacing;
  Dimension	shadow_thickness;
  Pixel 	top_shadow_color;
  Pixel 	bottom_shadow_color;
  Pixmap	top_shadow_pixmap;
  Pixmap	bottom_shadow_pixmap;
  Cursor	cursor_shape;
  XtCallbackList	open;
  XtCallbackList	select, highlight;
  widget_value*	contents;
  int		horizontal;

  /* True means top_shadow_color and/or bottom_shadow_color must be freed.  */
  unsigned free_top_shadow_color_p : 1;
  unsigned free_bottom_shadow_color_p : 1;

  /* State of the XlwMenu */
  int                   top_depth;
  int			old_depth;
  widget_value**	old_stack;
  int			old_stack_length;

  /* New state after the user moved */
  int			new_depth;
  widget_value**	new_stack;
  int			new_stack_length;

  /* Window resources */
  window_state*		windows;
  int			windows_length;

  /* Internal part, set by the XlwMenu */
  GC			foreground_gc;
  GC			button_gc;
  GC			background_gc;
  GC			disabled_gc;
  GC			inactive_button_gc;
  GC			shadow_top_gc;
  GC			shadow_bottom_gc;
  Cursor		cursor;
  Boolean		popped_up;
  Pixmap		gray_pixmap;
} XlwMenuPart;

/* Full instance record declaration */
typedef struct _XlwMenuRec
{
  CorePart	core;
  XlwMenuPart	menu;
} XlwMenuRec;

/* New fields for the XlwMenu widget class record */
typedef struct
{
  int	dummy;
} XlwMenuClassPart;

/* Full class record declaration. */
typedef struct _XlwMenuClassRec
{
  CoreClassPart		core_class;
  XlwMenuClassPart	menu_class;
} XlwMenuClassRec;

/* Class pointer. */
extern XlwMenuClassRec xlwMenuClassRec;

#endif /* _XlwMenuP_h */

/* arch-tag: 18d7fc41-ffa0-47a3-a49f-3469900c7a25
   (do not change this comment) */