| // 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/basictypes.h" |
| #include "base/compiler_specific.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(); |
| |
| virtual ~ActionableView(); |
| |
| 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. |
| virtual const char* GetClassName() const OVERRIDE; |
| virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE; |
| virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE; |
| virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE; |
| virtual void OnMouseCaptureLost() OVERRIDE; |
| virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE; |
| virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; |
| virtual void OnFocus() OVERRIDE; |
| virtual void OnBlur() OVERRIDE; |
| |
| // Overridden from ui::EventHandler. |
| virtual 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_ |