code.delx.au - gnu-emacs/blob - lwlib/xlwmenuP.h

   1 /* Internals of a lightweight menubar widget.
   2    Copyright (C) 1999, 2000, 2002, 2003, 2004,
   3                  2005, 2006 Free Software Foundation, Inc.
   4
   5 This file is part of the Lucid Widget Library.
   6
   7 The Lucid Widget Library is free software; you can redistribute it and/or
   8 modify it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 The Lucid Widget Library is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs; see the file COPYING.  If not, write to the
  19 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 #ifndef _XlwMenuP_h
  23 #define _XlwMenuP_h
  24
  25 #include "xlwmenu.h"
  26 #include <X11/CoreP.h>
  27
  28 /* Elements in the stack arrays. */
  29 typedef struct _window_state
  30 {
  31   Window        window;
  32   Position      x;
  33   Position      y;
  34   Dimension     width;
  35   Dimension     height;
  36   Dimension     label_width;
  37
  38   /* Width of toggle buttons or radio buttons.  */
  39   Dimension     button_width;
  40 } window_state;
  41
  42
  43 /* New fields for the XlwMenu widget instance record */
  44 typedef struct _XlwMenu_part
  45 {
  46   /* slots set by the resources */
  47 #ifdef HAVE_X_I18N
  48   XFontSet      fontSet;
  49   XFontSetExtents *font_extents;
  50 #endif
  51   XFontStruct*  font;
  52   Pixel         foreground;
  53   Pixel         disabled_foreground;
  54   Pixel         button_foreground;
  55   Dimension     margin;
  56   Dimension     horizontal_spacing;
  57   Dimension     vertical_spacing;
  58   Dimension     arrow_spacing;
  59   Dimension     shadow_thickness;
  60   Pixel         top_shadow_color;
  61   Pixel         bottom_shadow_color;
  62   Pixmap        top_shadow_pixmap;
  63   Pixmap        bottom_shadow_pixmap;
  64   Cursor        cursor_shape;
  65   XtCallbackList        open;
  66   XtCallbackList        select, highlight;
  67   widget_value* contents;
  68   int           horizontal;
  69
  70   /* True means top_shadow_color and/or bottom_shadow_color must be freed.  */
  71   unsigned free_top_shadow_color_p : 1;
  72   unsigned free_bottom_shadow_color_p : 1;
  73
  74   /* State of the XlwMenu */
  75   int                   top_depth;
  76   int                   old_depth;
  77   widget_value**        old_stack;
  78   int                   old_stack_length;
  79
  80   /* New state after the user moved */
  81   int                   new_depth;
  82   widget_value**        new_stack;
  83   int                   new_stack_length;
  84
  85   /* Window resources */
  86   window_state*         windows;
  87   int                   windows_length;
  88
  89   /* Internal part, set by the XlwMenu */
  90   GC                    foreground_gc;
  91   GC                    button_gc;
  92   GC                    background_gc;
  93   GC                    disabled_gc;
  94   GC                    inactive_button_gc;
  95   GC                    shadow_top_gc;
  96   GC                    shadow_bottom_gc;
  97   Cursor                cursor;
  98   Boolean               popped_up;
  99   Pixmap                gray_pixmap;
 100 } XlwMenuPart;
 101
 102 /* Full instance record declaration */
 103 typedef struct _XlwMenuRec
 104 {
 105   CorePart      core;
 106   XlwMenuPart   menu;
 107 } XlwMenuRec;
 108
 109 /* New fields for the XlwMenu widget class record */
 110 typedef struct
 111 {
 112   int   dummy;
 113 } XlwMenuClassPart;
 114
 115 /* Full class record declaration. */
 116 typedef struct _XlwMenuClassRec
 117 {
 118   CoreClassPart         core_class;
 119   XlwMenuClassPart      menu_class;
 120 } XlwMenuClassRec;
 121
 122 /* Class pointer. */
 123 extern XlwMenuClassRec xlwMenuClassRec;
 124
 125 #endif /* _XlwMenuP_h */
 126
 127 /* arch-tag: 18d7fc41-ffa0-47a3-a49f-3469900c7a25
 128    (do not change this comment) */