/**************************************************************************/
/*  godot_menu_delegate.mm                                                */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
/*                                                                        */
/* Permission is hereby granted, free of charge, to any person obtaining  */
/* a copy of this software and associated documentation files (the        */
/* "Software"), to deal in the Software without restriction, including    */
/* without limitation the rights to use, copy, modify, merge, publish,    */
/* distribute, sublicense, and/or sell copies of the Software, and to     */
/* permit persons to whom the Software is furnished to do so, subject to  */
/* the following conditions:                                              */
/*                                                                        */
/* The above copyright notice and this permission notice shall be         */
/* included in all copies or substantial portions of the Software.        */
/*                                                                        */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
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/**************************************************************************/

#include "godot_menu_delegate.h"

#include "display_server_macos.h"
#include "godot_menu_item.h"
#include "key_mapping_macos.h"

@implementation GodotMenuDelegate

- (void)doNothing:(id)sender {
}

- (BOOL)menuHasKeyEquivalent:(NSMenu *)menu forEvent:(NSEvent *)event target:(id *)target action:(SEL *)action {
	NSString *ev_key = [[event charactersIgnoringModifiers] lowercaseString];
	NSUInteger ev_modifiers = [event modifierFlags] & NSEventModifierFlagDeviceIndependentFlagsMask;
	for (int i = 0; i < [menu numberOfItems]; i++) {
		const NSMenuItem *menu_item = [menu itemAtIndex:i];
		if ([menu_item isEnabled] && [[menu_item keyEquivalent] compare:ev_key] == NSOrderedSame) {
			NSUInteger item_modifiers = [menu_item keyEquivalentModifierMask];

			if (ev_modifiers == item_modifiers) {
				GodotMenuItem *value = [menu_item representedObject];
				if (value->key_callback != Callable()) {
					// If custom callback is set, use it.
					Variant tag = value->meta;
					Variant *tagp = &tag;
					Variant ret;
					Callable::CallError ce;
					value->key_callback.callp((const Variant **)&tagp, 1, ret, ce);
				} else {
					// Otherwise redirect event to the engine.
					if (DisplayServer::get_singleton()) {
						[[[NSApplication sharedApplication] keyWindow] sendEvent:event];
					}
				}

				// Suppress default menu action.
				*target = self;
				*action = @selector(doNothing:);
				return YES;
			}
		}
	}
	return NO;
}

@end