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// Copyright 2018 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_SYSTEM_UNIFIED_USER_CHOOSER_VIEW_H_
#define ASH_SYSTEM_UNIFIED_USER_CHOOSER_VIEW_H_
#include "ash/ash_export.h"
#include "ash/media/media_controller_impl.h"
#include "base/memory/raw_ptr.h"
#include "base/scoped_observation.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/view.h"
namespace views {
class ImageView;
class Label;
} // namespace views
namespace ash {
class UserChooserDetailedViewController;
// Circular image view with user's icon of |user_index|.
views::View* CreateUserAvatarView(int user_index);
// Get accessibility string for |user_index|.
std::u16string GetUserItemAccessibleString(int user_index);
// A button item of a switchable user.
class UserItemButton : public views::Button {
METADATA_HEADER(UserItemButton, views::Button)
public:
UserItemButton(PressedCallback callback,
UserChooserDetailedViewController* controller,
int user_index,
ax::mojom::Role role,
bool has_close_button);
UserItemButton(const UserItemButton&) = delete;
UserItemButton& operator=(const UserItemButton&) = delete;
~UserItemButton() override;
void SetCaptureState(MediaCaptureState capture_states);
// views::Button:
// When both name and email are full shown we suppress the tooltip
// text. This means that we must provide an alternative accessible name, when
// this is the case. This is because `Button::AdjustAccessibleName` will use
// the tooltip text when the accessible name is empty, and if the tooltip text
// is also empty then the button will have no accessible name.
std::u16string GetAlternativeAccessibleName() const override;
// views::ViewObserver:
void OnViewPreferredSizeChanged(View* observed_view) override;
// views::View
void OnBoundsChanged(const gfx::Rect& previous_bounds) override;
int user_index_for_testing() const { return user_index_; }
private:
void UpdateTooltipText();
const int user_index_;
const raw_ptr<views::ImageView> capture_icon_;
const raw_ptr<views::Label> name_;
const raw_ptr<views::Label> email_;
// Suppress tooltip when name and email are full shown.
std::u16string suppressed_tooltip_text_;
base::ScopedObservation<views::View, views::ViewObserver> name_observation_{
this};
base::ScopedObservation<views::View, views::ViewObserver> email_observation_{
this};
base::WeakPtrFactory<UserItemButton> weak_ptr_factory_{this};
};
// A detailed view of user chooser.
class ASH_EXPORT UserChooserView : public views::View,
public MediaCaptureObserver {
METADATA_HEADER(UserChooserView, views::View)
public:
explicit UserChooserView(UserChooserDetailedViewController* controller);
UserChooserView(const UserChooserView&) = delete;
UserChooserView& operator=(const UserChooserView&) = delete;
~UserChooserView() override;
// MediaCaptureObserver:
void OnMediaCaptureChanged(const base::flat_map<AccountId, MediaCaptureState>&
capture_states) override;
std::u16string GetUserItemAccessibleStringForTesting(int user_index);
private:
FRIEND_TEST_ALL_PREFIXES(PowerButtonTest, UserItemButtonTooltipText);
std::vector<raw_ptr<UserItemButton, VectorExperimental>> user_item_buttons_;
};
} // namespace ash
#endif // ASH_SYSTEM_UNIFIED_USER_CHOOSER_VIEW_H_
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