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1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef ASH_COMMON_SYSTEM_TRAY_TRAY_POPUP_ITEM_CONTAINER_H_ | |
6 #define ASH_COMMON_SYSTEM_TRAY_TRAY_POPUP_ITEM_CONTAINER_H_ | |
7 | |
8 #include "base/macros.h" | |
9 #include "ui/views/view.h" | |
10 | |
11 namespace ash { | |
12 | |
13 // A view which can optionally change the background color when a mouse is | |
14 // hovering or a user is interacting via touch. | |
15 class TrayPopupItemContainer : public views::View { | |
16 public: | |
17 TrayPopupItemContainer(views::View* view, bool change_background); | |
18 | |
19 ~TrayPopupItemContainer() override; | |
20 | |
21 bool active() { return active_; } | |
22 | |
23 private: | |
24 // Sets whether the active background is to be used, and triggers a paint. | |
25 void SetActive(bool active); | |
26 | |
27 // views::View: | |
28 void ChildVisibilityChanged(views::View* child) override; | |
29 void ChildPreferredSizeChanged(views::View* child) override; | |
30 void OnMouseEntered(const ui::MouseEvent& event) override; | |
31 void OnMouseExited(const ui::MouseEvent& event) override; | |
32 void OnGestureEvent(ui::GestureEvent* event) override; | |
33 void OnPaintBackground(gfx::Canvas* canvas) override; | |
34 | |
35 // True if either a mouse is hovering over this view, or if a user has touched | |
36 // down. | |
37 bool active_; | |
38 | |
39 // True if mouse hover and touch feedback can alter the background color of | |
40 // the container. | |
41 bool change_background_; | |
42 | |
43 DISALLOW_COPY_AND_ASSIGN(TrayPopupItemContainer); | |
44 }; | |
45 | |
46 } // namespace ash | |
47 | |
48 #endif // ASH_COMMON_SYSTEM_TRAY_TRAY_POPUP_ITEM_CONTAINER_H_ | |
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