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1 // Copyright 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_USER_BUTTON_FROM_VIEW_H_ | |
6 #define ASH_COMMON_SYSTEM_USER_BUTTON_FROM_VIEW_H_ | |
7 | |
8 #include <memory> | |
9 | |
10 #include "ash/common/system/tray/tray_popup_ink_drop_style.h" | |
11 #include "base/macros.h" | |
12 #include "ui/views/controls/button/custom_button.h" | |
13 | |
14 namespace views { | |
15 class InkDropContainerView; | |
16 } // namespace views | |
17 | |
18 namespace ash { | |
19 namespace tray { | |
20 | |
21 // This view is used to wrap it's content and transform it into button. | |
22 class ButtonFromView : public views::CustomButton { | |
23 public: | |
24 // The |content| is the content which is shown within the button. The | |
25 // |button_listener| will be informed - if provided - when a button was | |
26 // pressed. | |
27 ButtonFromView(views::View* content, | |
28 views::ButtonListener* listener, | |
29 TrayPopupInkDropStyle ink_drop_style); | |
30 ~ButtonFromView() override; | |
31 | |
32 // views::View: | |
33 void OnMouseEntered(const ui::MouseEvent& event) override; | |
34 void OnMouseExited(const ui::MouseEvent& event) override; | |
35 void OnPaint(gfx::Canvas* canvas) override; | |
36 void OnFocus() override; | |
37 void OnBlur() override; | |
38 void GetAccessibleNodeData(ui::AXNodeData* node_data) override; | |
39 void Layout() override; | |
40 | |
41 // Check if the item is hovered. | |
42 bool is_hovered_for_test() { return button_hovered_; } | |
43 | |
44 protected: | |
45 // views::CustomButton: | |
46 void AddInkDropLayer(ui::Layer* ink_drop_layer) override; | |
47 void RemoveInkDropLayer(ui::Layer* ink_drop_layer) override; | |
48 std::unique_ptr<views::InkDrop> CreateInkDrop() override; | |
49 std::unique_ptr<views::InkDropRipple> CreateInkDropRipple() const override; | |
50 std::unique_ptr<views::InkDropHighlight> CreateInkDropHighlight() | |
51 const override; | |
52 std::unique_ptr<views::InkDropMask> CreateInkDropMask() const override; | |
53 | |
54 private: | |
55 // Content of button. | |
56 views::View* content_; | |
57 | |
58 // Defines the flavor of ink drop ripple/highlight that should be constructed. | |
59 TrayPopupInkDropStyle ink_drop_style_; | |
60 | |
61 // True if button is hovered. | |
62 bool button_hovered_; | |
63 | |
64 // A separate view is necessary to hold the ink drop layer so that |this| can | |
65 // host labels with subpixel anti-aliasing enabled. | |
66 views::InkDropContainerView* ink_drop_container_; | |
67 | |
68 std::unique_ptr<views::InkDropMask> ink_drop_mask_; | |
69 | |
70 DISALLOW_COPY_AND_ASSIGN(ButtonFromView); | |
71 }; | |
72 | |
73 } // namespace tray | |
74 } // namespace ash | |
75 | |
76 #endif // ASH_COMMON_SYSTEM_USER_BUTTON_FROM_VIEW_H_ | |
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