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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_SYSTEM_TRAY_ACTIONABLE_VIEW_H_
#define ASH_SYSTEM_TRAY_ACTIONABLE_VIEW_H_
#include "ash/ash_export.h"
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "ui/views/view.h"
namespace ash {
// A focusable view that performs an action when user clicks on it, or presses
// enter or space when focused. Note that the action is triggered on mouse-up,
// instead of on mouse-down. So if user presses the mouse on the view, then
// moves the mouse out of the view and then releases, then the action will not
// be performed.
// Exported for SystemTray.
class ASH_EXPORT ActionableView : public views::View {
public:
static const char kViewClassName[];
ActionableView();
~ActionableView() override;
void SetAccessibleName(const base::string16& name);
const base::string16& accessible_name() const { return accessible_name_; }
protected:
void OnPaintFocus(gfx::Canvas* canvas);
// Returns the bounds to paint the focus rectangle in.
virtual gfx::Rect GetFocusBounds();
// Performs an action when user clicks on the view (on mouse-press event), or
// presses a key when this view is in focus. Returns true if the event has
// been handled and an action was performed. Returns false otherwise.
virtual bool PerformAction(const ui::Event& event) = 0;
// Overridden from views::View.
const char* GetClassName() const override;
bool OnKeyPressed(const ui::KeyEvent& event) override;
bool OnMousePressed(const ui::MouseEvent& event) override;
void OnMouseReleased(const ui::MouseEvent& event) override;
void OnMouseCaptureLost() override;
void GetAccessibleState(ui::AXViewState* state) override;
void OnPaint(gfx::Canvas* canvas) override;
void OnFocus() override;
void OnBlur() override;
// Overridden from ui::EventHandler.
void OnGestureEvent(ui::GestureEvent* event) override;
private:
base::string16 accessible_name_;
bool has_capture_;
DISALLOW_COPY_AND_ASSIGN(ActionableView);
};
} // namespace ash
#endif // ASH_SYSTEM_TRAY_ACTIONABLE_VIEW_H_
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