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

   1 /* Internals of a lightweight menubar widget.
   2    Copyright (C) 1999, 2000, 2002, 2004  Free Software Foundation, Inc.
   3
   4 This file is part of the Lucid Widget Library.
   5
   6 The Lucid Widget Library is free software; you can redistribute it and/or
   7 modify it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 The Lucid Widget Library is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 #ifndef _XlwMenuP_h
  22 #define _XlwMenuP_h
  23
  24 #include "xlwmenu.h"
  25 #include <X11/CoreP.h>
  26
  27 /* Elements in the stack arrays. */
  28 typedef struct _window_state
  29 {
  30   Window        window;
  31   Position      x;
  32   Position      y;
  33   Dimension     width;
  34   Dimension     height;
  35   Dimension     label_width;
  36
  37   /* Width of toggle buttons or radio buttons.  */
  38   Dimension     button_width;
  39 } window_state;
  40
  41
  42 /* New fields for the XlwMenu widget instance record */
  43 typedef struct _XlwMenu_part
  44 {
  45   /* slots set by the resources */
  46 #ifdef HAVE_X_I18N
  47   XFontSet      font;
  48   XFontSetExtents *font_extents;
  49 #else
  50   XFontStruct*  font;
  51 #endif
  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) */