src/menu.h

   1 /* Functions to manipulate menus.
   2    Copyright (C) 2008-2018 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software: you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation, either version 3 of the License, or (at
   9 your option) any later version.
  10
  11 GNU Emacs 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.  If not, see <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef MENU_H
  20 #define MENU_H
  21
  22 #include "../lwlib/lwlib-widget.h"
  23
  24 /* Bit fields used by terminal-specific menu_show_hook.  */
  25
  26 enum {
  27   MENU_KEYMAPS = 0x1,
  28   MENU_FOR_CLICK = 0x2,
  29   MENU_KBD_NAVIGATION = 0x4
  30 };
  31
  32 extern void init_menu_items (void);
  33 extern void finish_menu_items (void);
  34 extern void discard_menu_items (void);
  35 extern void save_menu_items (void);
  36 extern bool parse_single_submenu (Lisp_Object, Lisp_Object, Lisp_Object);
  37 extern void list_of_panes (Lisp_Object);
  38 #if defined (USE_X_TOOLKIT) || defined (USE_GTK) || defined (HAVE_NTGUI) \
  39   || defined (HAVE_NS)
  40 extern void free_menubar_widget_value_tree (widget_value *);
  41 extern void update_submenu_strings (widget_value *);
  42 extern void find_and_call_menu_selection (struct frame *, int,
  43                                           Lisp_Object, void *);
  44 extern widget_value *make_widget_value (const char *, char *, bool, Lisp_Object);
  45 extern widget_value *digest_single_submenu (int, int, bool);
  46 #endif
  47
  48 #if defined (HAVE_X_WINDOWS) || defined (MSDOS)
  49 extern Lisp_Object x_menu_show (struct frame *, int, int, int,
  50                                 Lisp_Object, const char **);
  51 #endif
  52 #ifdef HAVE_NTGUI
  53 extern Lisp_Object w32_menu_show (struct frame *, int, int, int,
  54                                   Lisp_Object, const char **);
  55 #endif
  56 #ifdef HAVE_NS
  57 extern Lisp_Object ns_menu_show (struct frame *, int, int, int,
  58                                  Lisp_Object, const char **);
  59 #endif
  60 extern Lisp_Object tty_menu_show (struct frame *, int, int, int,
  61                                   Lisp_Object, const char **);
  62 extern ptrdiff_t menu_item_width (const unsigned char *);
  63 #endif /* MENU_H */