1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
   67
   68
   69
   70
   71
   72
   73
   74
   75
   76
   77
   78
   79
   80
   81
   82
   83
   84
   85
   86
   87
   88
   89
   90
   91
   92
   93
   94
   95
   96
   97
   98
   99
  100
  101
  102
  103
  104
  105
  106
  107
  108
  109
  110
  111
  112
  113
  114
  115
  116
  117
  118
  119
  120
  121
  122
  123
  124
  125
  126
  127
  128
  129
  130
  131
  132
  133
  134
  135


ash / components / arc / compat_mode / resize_toggle_menu.h [blame]

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef ASH_COMPONENTS_ARC_COMPAT_MODE_RESIZE_TOGGLE_MENU_H_
#define ASH_COMPONENTS_ARC_COMPAT_MODE_RESIZE_TOGGLE_MENU_H_

#include <memory>

#include "ash/components/arc/compat_mode/resize_util.h"
#include "base/cancelable_callback.h"
#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/raw_ref.h"
#include "base/scoped_multi_source_observation.h"
#include "ui/aura/window.h"
#include "ui/aura/window_observer.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/widget/widget.h"
#include "ui/views/widget/widget_observer.h"

namespace gfx {
class Rect;
struct VectorIcon;
}  // namespace gfx

namespace views {
class BubbleDialogDelegateView;
class ImageView;
class Label;
}  // namespace views

namespace arc {

class ArcResizeLockPrefDelegate;

class ResizeToggleMenu : public views::WidgetObserver,
                         public aura::WindowObserver {
 public:
  class MenuButtonView : public views::Button {
    METADATA_HEADER(MenuButtonView, views::Button)

   public:
    MenuButtonView(PressedCallback callback,
                   const gfx::VectorIcon& icon,
                   int title_string_id);
    MenuButtonView(const MenuButtonView&) = delete;
    MenuButtonView& operator=(const MenuButtonView&) = delete;
    ~MenuButtonView() override;

    void SetSelected(bool is_selected);

   private:
    // views::View:
    void OnThemeChanged() override;
    gfx::Size CalculatePreferredSize(
        const views::SizeBounds& available_size) const override;

    void UpdateColors();
    void UpdateState();

    // Owned by views hierarchy.
    raw_ptr<views::ImageView> icon_view_{nullptr};
    raw_ptr<views::Label> title_{nullptr};

    const raw_ref<const gfx::VectorIcon> icon_;
    bool is_selected_{false};
    const int title_string_id_;
  };

  ResizeToggleMenu(base::OnceClosure on_bubble_widget_closing_callback,
                   views::Widget* widget,
                   ArcResizeLockPrefDelegate* pref_delegate);
  ResizeToggleMenu(const ResizeToggleMenu&) = delete;
  ResizeToggleMenu& operator=(const ResizeToggleMenu&) = delete;
  ~ResizeToggleMenu() override;

  // views::WidgetObserver:
  void OnWidgetClosing(views::Widget* widget) override;
  void OnWidgetBoundsChanged(views::Widget* widget,
                             const gfx::Rect& new_bounds) override;

  // aura::WindowObserver:
  void OnWindowPropertyChanged(aura::Window* window,
                               const void* key,
                               intptr_t old) override;
  void OnWindowDestroying(aura::Window* window) override;

  bool IsBubbleShown() const;

 private:
  friend class ResizeToggleMenuTest;

  void UpdateSelectedButton();

  void ApplyResizeCompatMode(ash::ResizeCompatMode mode);

  gfx::Rect GetAnchorRect() const;

  base::WeakPtr<views::BubbleDialogDelegateView> bubble_view_;

  std::unique_ptr<views::BubbleDialogDelegateView> MakeBubbleDelegateView(
      views::Widget* parent,
      gfx::Rect anchor_rect,
      base::RepeatingCallback<void(ash::ResizeCompatMode)> command_handler);

  void CloseBubble();

  base::OnceClosure on_bubble_widget_closing_callback_;

  raw_ptr<views::Widget> widget_;

  raw_ptr<ArcResizeLockPrefDelegate> pref_delegate_;

  base::ScopedMultiSourceObservation<views::Widget, views::WidgetObserver>
      widget_observations_{this};
  base::ScopedObservation<aura::Window, aura::WindowObserver>
      window_observation_{this};

  base::CancelableOnceClosure auto_close_closure_;

  raw_ptr<views::Widget> bubble_widget_{nullptr};

  // Store only for testing.
  raw_ptr<MenuButtonView, DanglingUntriaged> phone_button_{nullptr};
  raw_ptr<MenuButtonView, DanglingUntriaged> tablet_button_{nullptr};
  raw_ptr<MenuButtonView, DanglingUntriaged> resizable_button_{nullptr};

  base::WeakPtrFactory<ResizeToggleMenu> weak_ptr_factory_{this};
};

}  // namespace arc

#endif  // ASH_COMPONENTS_ARC_COMPAT_MODE_RESIZE_TOGGLE_MENU_H_