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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.
#ifndef UI_BASE_COCOA_BUBBLE_CLOSER_H_
#define UI_BASE_COCOA_BUBBLE_CLOSER_H_
#include <memory>
#include "base/component_export.h"
#include "base/functional/callback.h"
#include "base/memory/weak_ptr.h"
#include "ui/gfx/native_widget_types.h"
namespace ui {
// Monitors mouse events to allow a regular window to have menu-like popup
// behavior when clicking outside the window. This is needed because macOS
// suppresses window activation events when clicking rapidly.
class COMPONENT_EXPORT(UI_BASE) BubbleCloser {
public:
// Installs an event monitor watching for mouse clicks outside of |window| or
// any of its child windows. Invokes |on_click_outside| on each event.
BubbleCloser(gfx::NativeWindow window,
base::RepeatingClosure on_click_outside);
BubbleCloser(const BubbleCloser&) = delete;
BubbleCloser& operator=(const BubbleCloser&) = delete;
~BubbleCloser();
private:
void OnClickOutside();
base::RepeatingClosure on_click_outside_;
struct ObjCStorage;
std::unique_ptr<ObjCStorage> objc_storage_;
base::WeakPtrFactory<BubbleCloser> factory_{this};
};
} // namespace ui
#endif // UI_BASE_COCOA_BUBBLE_CLOSER_H_
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