/*
 * Copyright 2011  Alex Merry <alex.merry@kdemail.net>
 *
 * This program 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 2 of
 * the License, or (at your option) any later version.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#import "TZFoundation.h"
#import <gtk/gtk.h>

@class Window;
@class PickSupport;

/**
 * Manages the menu
 */
@interface Menu: NSObject {
    GtkWidget      *menubar;
    GtkActionGroup *appActions;
    GtkActionGroup *windowActions;
    GtkAction      *undoAction;  // no ref
    GtkAction      *redoAction;  // no ref
    GtkAction      *pasteAction; // no ref
    GtkAction     **nodeSelBasedActions;
    guint           nodeSelBasedActionCount;
    GtkAction     **edgeSelBasedActions;
    guint           edgeSelBasedActionCount;
    GtkAction     **selBasedActions;
    guint           selBasedActionCount;
}

/**
 * The menubar widget, to be inserted into the window
 */
@property (readonly) GtkWidget *menubar;

/**
 * Constructs the menu for @p window
 *
 * @param window  the window that will be acted upon
 */
- (id) initForWindow:(Window*)window;

/**
 * Enables or disables the undo action
 */
- (void) setUndoActionEnabled:(BOOL)enabled;
/**
 * Sets the text that describes what action will be undone
 *
 * @param detail  a text description of the action, or nil
 */
- (void) setUndoActionDetail:(NSString*)detail;
/**
 * Enables or disables the redo action
 */
- (void) setRedoActionEnabled:(BOOL)enabled;
/**
 * Sets the text that describes what action will be redone
 *
 * @param detail  a text description of the action, or nil
 */
- (void) setRedoActionDetail:(NSString*)detail;

/**
 * Gets the paste action
 */
- (GtkAction*) pasteAction;

/**
 * Enables or disables the actions that act on a selection
 */
- (void) notifySelectionChanged:(PickSupport*)pickSupport;
@end

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