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+/*
+Copyright (C) 1992, 1993 Lucid, Inc.
+Copyright (C) 1994, 1999-2014 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 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 <http://www.gnu.org/licenses/>. */
+
+/* This part is separate from lwlib.h because it does not need X,
+ and thus can be used by non-X code in Emacs proper. */
+
+#ifndef LWLIB_WIDGET_H
+#define LWLIB_WIDGET_H
+
+typedef enum
+{
+ NO_CHANGE = 0,
+ INVISIBLE_CHANGE = 1,
+ VISIBLE_CHANGE = 2,
+ STRUCTURAL_CHANGE = 3
+} change_type;
+
+enum button_type
+{
+ BUTTON_TYPE_NONE,
+ BUTTON_TYPE_TOGGLE,
+ BUTTON_TYPE_RADIO
+};
+
+typedef struct _widget_value
+{
+ /* Name of widget. */
+ Lisp_Object lname;
+ char *name;
+
+ /* Value (meaning depend on widget type). */
+ char *value;
+
+ /* Keyboard equivalent. no implications for XtTranslations. */
+ Lisp_Object lkey;
+ char *key;
+
+ /* Help string or nil if none.
+ GC finds this string through the frame's menu_bar_vector
+ or through menu_items. */
+ Lisp_Object help;
+
+ /* True if enabled. */
+ bool enabled;
+
+ /* True if selected. */
+ bool selected;
+
+ /* True if was edited (maintained by get_value). */
+ bool edited;
+
+#ifdef HAVE_NTGUI
+ /* True if menu title. */
+ bool title;
+#endif
+
+ /* The type of a button. */
+ enum button_type button_type;
+
+ /* Contents of the sub-widgets, also selected slot for checkbox. */
+ struct _widget_value *contents;
+
+ /* Data passed to callback. */
+ void *call_data;
+
+ /* Next one in the list. */
+ struct _widget_value *next;
+
+#ifdef USE_X_TOOLKIT
+ /* Type of change (maintained by lw library). */
+ change_type change;
+
+ /* Type of this widget's change, but not counting the other widgets
+ found in the `next' field. */
+ change_type this_one_change;
+
+ /* Slot for the toolkit dependent part. Always initialize to NULL. */
+ void *toolkit_data;
+
+ /* Whether we should free the toolkit data slot when freeing the
+ widget_value itself. */
+ bool free_toolkit_data;
+#endif
+
+} widget_value;
+
+#endif