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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "ui/base/test/menu_test_observer.h"
#include "base/check_op.h"
@implementation MenuTestObserver
@synthesize menu = _menu;
@synthesize isOpen = _isOpen;
@synthesize didOpen = _didOpen;
@synthesize closeAfterOpening = _closeAfterOpening;
@synthesize openCallback = _openCallback;
- (instancetype)initWithMenu:(NSMenu*)menu {
if ((self = [super init])) {
_menu = menu;
NSNotificationCenter* center = NSNotificationCenter.defaultCenter;
[center addObserver:self
selector:@selector(menuDidBeginTracking:)
name:NSMenuDidBeginTrackingNotification
object:_menu];
[center addObserver:self
selector:@selector(menuDidEndTracking:)
name:NSMenuDidEndTrackingNotification
object:_menu];
}
return self;
}
- (void)dealloc {
[NSNotificationCenter.defaultCenter removeObserver:self];
}
- (void)menuDidBeginTracking:(NSNotification*)notif {
DCHECK_EQ(_menu, [notif object]);
_isOpen = YES;
_didOpen = YES;
// Post the callback to the runloop, since in this notification callback,
// the menu may not be fully in its tracking mode yet.
NSArray* modes = @[ NSEventTrackingRunLoopMode, NSDefaultRunLoopMode ];
[self performSelector:@selector(performOpenTasks)
withObject:nil
afterDelay:0
inModes:modes];
}
- (void)menuDidEndTracking:(NSNotification*)notif {
DCHECK_EQ(_menu, [notif object]);
_isOpen = NO;
}
- (void)performOpenTasks {
DCHECK(_isOpen);
if (_openCallback)
_openCallback(self);
if (_closeAfterOpening)
[_menu cancelTracking];
}
@end
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