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emacs/lwlib/xlwmenuP.h
2023-01-01 05:31:12 -05:00

159 lines
4.0 KiB
C

/* Internals of a lightweight menubar widget.
Copyright (C) 2002-2023 Free Software Foundation, Inc.
Copyright (C) 1992 Lucid, 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 1, 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. If not, see <https://www.gnu.org/licenses/>. */
#ifndef _XlwMenuP_h
#define _XlwMenuP_h
#include "xlwmenu.h"
#include <X11/CoreP.h>
#if defined USE_CAIRO || defined HAVE_XFT
#ifdef USE_CAIRO
#include "lwlib-utils.h"
#else /* HAVE_XFT */
#include <X11/Xft/Xft.h>
#endif
#endif
/* Elements in the stack arrays. */
typedef struct _window_state
{
Widget w;
Window window;
Pixmap pixmap;
Position x;
Position y;
Dimension width;
Dimension height;
Dimension label_width;
int max_rest_width;
/* Width of toggle buttons or radio buttons. */
Dimension button_width;
#if defined USE_CAIRO || defined HAVE_XFT
XftDraw* xft_draw;
#endif
} 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
#if defined USE_CAIRO || defined HAVE_XFT
int default_face;
XftFont* xft_font;
XftColor xft_fg, xft_bg, xft_disabled_fg, xft_highlight_fg;
#endif
String fontName;
XFontStruct* font;
Pixel foreground;
Pixel disabled_foreground;
Pixel button_foreground;
Pixel highlight_foreground;
Pixel highlight_background;
Dimension margin;
Dimension horizontal_spacing;
Dimension vertical_spacing;
Dimension arrow_spacing;
Dimension shadow_thickness;
Dimension border_thickness;
Pixel top_shadow_color;
Pixel bottom_shadow_color;
Pixmap top_shadow_pixmap;
Pixmap bottom_shadow_pixmap;
Pixel top_highlight_shadow_color;
Pixel bottom_highlight_shadow_color;
Pixmap top_highlight_shadow_pixmap;
Pixmap bottom_highlight_shadow_pixmap;
Cursor cursor_shape;
XtCallbackList open;
XtCallbackList select, highlight;
XtCallbackList enter, leave;
widget_value* contents;
int horizontal;
/* True means top_shadow_color and/or bottom_shadow_color must be freed. */
Boolean free_top_shadow_color_p;
Boolean free_bottom_shadow_color_p;
Boolean free_top_highlight_shadow_color_p;
Boolean free_bottom_highlight_shadow_color_p;
/* State of the XlwMenu */
int top_depth;
int old_depth;
widget_value** old_stack;
int old_stack_length;
widget_value* inside_entry;
/* 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 highlight_foreground_gc;
GC highlight_background_gc;
GC inactive_button_gc;
GC shadow_top_gc;
GC shadow_bottom_gc;
GC highlight_shadow_top_gc;
GC highlight_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 */