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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_UI_FRAME_MULTITASK_MENU_MULTITASK_MENU_H_
#define CHROMEOS_UI_FRAME_MULTITASK_MENU_MULTITASK_MENU_H_
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chromeos/ui/frame/caption_buttons/snap_controller.h"
#include "chromeos/ui/frame/multitask_menu/multitask_menu_view.h"
#include "ui/aura/window.h"
#include "ui/aura/window_observer.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/display/display_observer.h"
#include "ui/views/bubble/bubble_dialog_delegate_view.h"
#include "ui/views/widget/unique_widget_ptr.h"
namespace views {
class View;
class Widget;
} // namespace views
namespace chromeos {
// MultitaskMenu is the window layout menu attached to frame size button.
class COMPONENT_EXPORT(CHROMEOS_UI_FRAME) MultitaskMenu
: public views::BubbleDialogDelegateView,
public display::DisplayObserver,
public aura::WindowObserver {
METADATA_HEADER(MultitaskMenu, views::BubbleDialogDelegateView)
public:
MultitaskMenu(views::View* anchor,
views::Widget* parent_widget,
bool close_on_move_out);
MultitaskMenu(const MultitaskMenu&) = delete;
MultitaskMenu& operator=(const MultitaskMenu&) = delete;
~MultitaskMenu() override;
MultitaskMenuView* multitask_menu_view() {
return multitask_menu_view_.get();
}
void HideBubble();
base::WeakPtr<MultitaskMenu> GetWeakPtr();
// display::DisplayObserver:
void OnDisplayMetricsChanged(const display::Display& display,
uint32_t changed_metrics) override;
void OnDisplayTabletStateChanged(display::TabletState state) override;
// aura::WindowObserver:
void OnWindowPropertyChanged(aura::Window* window,
const void* key,
intptr_t old) override;
void OnWindowDestroying(aura::Window* window) override;
private:
raw_ptr<MultitaskMenuView> multitask_menu_view_ = nullptr;
std::optional<display::ScopedDisplayObserver> display_observer_;
base::ScopedObservation<aura::Window, aura::WindowObserver>
window_observation_{this};
base::WeakPtrFactory<MultitaskMenu> weak_factory_{this};
};
} // namespace chromeos
#endif // CHROMEOS_UI_FRAME_MULTITASK_MENU_MULTITASK_MENU_H_
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