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1 // Copyright 2013 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_FRAME_CAPTION_BUTTONS_FRAME_CAPTION_BUTTON_CONTAINER_VIEW_H_ | |
6 #define ASH_COMMON_FRAME_CAPTION_BUTTONS_FRAME_CAPTION_BUTTON_CONTAINER_VIEW_H_ | |
7 | |
8 #include <map> | |
9 | |
10 #include "ash/ash_export.h" | |
11 #include "ash/common/frame/caption_buttons/frame_size_button_delegate.h" | |
12 #include "base/macros.h" | |
13 #include "ui/gfx/animation/animation_delegate.h" | |
14 #include "ui/views/controls/button/button.h" | |
15 #include "ui/views/view.h" | |
16 | |
17 namespace gfx { | |
18 class SlideAnimation; | |
19 struct VectorIcon; | |
20 } | |
21 | |
22 namespace views { | |
23 class Widget; | |
24 } | |
25 | |
26 namespace ash { | |
27 | |
28 // Container view for the frame caption buttons. It performs the appropriate | |
29 // action when a caption button is clicked. | |
30 class ASH_EXPORT FrameCaptionButtonContainerView | |
31 : public views::View, | |
32 public views::ButtonListener, | |
33 public FrameSizeButtonDelegate, | |
34 public gfx::AnimationDelegate { | |
35 public: | |
36 static const char kViewClassName[]; | |
37 | |
38 // |frame| is the views::Widget that the caption buttons act on. | |
39 explicit FrameCaptionButtonContainerView(views::Widget* frame); | |
40 ~FrameCaptionButtonContainerView() override; | |
41 | |
42 // For testing. | |
43 class ASH_EXPORT TestApi { | |
44 public: | |
45 explicit TestApi(FrameCaptionButtonContainerView* container_view) | |
46 : container_view_(container_view) {} | |
47 | |
48 void EndAnimations(); | |
49 | |
50 FrameCaptionButton* minimize_button() const { | |
51 return container_view_->minimize_button_; | |
52 } | |
53 | |
54 FrameCaptionButton* size_button() const { | |
55 return container_view_->size_button_; | |
56 } | |
57 | |
58 FrameCaptionButton* close_button() const { | |
59 return container_view_->close_button_; | |
60 } | |
61 | |
62 private: | |
63 FrameCaptionButtonContainerView* container_view_; | |
64 | |
65 DISALLOW_COPY_AND_ASSIGN(TestApi); | |
66 }; | |
67 | |
68 // Sets the id of the vector image to paint the button for |icon|. The | |
69 // FrameCaptionButtonContainerView will keep track of the image to use for | |
70 // |icon| even if none of the buttons currently use |icon|. | |
71 void SetButtonImage(CaptionButtonIcon icon, | |
72 const gfx::VectorIcon& icon_definition); | |
73 | |
74 // Sets whether the buttons should be painted as active. Does not schedule | |
75 // a repaint. | |
76 void SetPaintAsActive(bool paint_as_active); | |
77 | |
78 // Sets whether the buttons should be painted in a lighter color (for use on | |
79 // dark backgrounds). | |
80 void SetUseLightImages(bool light); | |
81 | |
82 // Tell the window controls to reset themselves to the normal state. | |
83 void ResetWindowControls(); | |
84 | |
85 // Determines the window HT* code for the caption button at |point|. Returns | |
86 // HTNOWHERE if |point| is not over any of the caption buttons. |point| must | |
87 // be in the coordinates of the FrameCaptionButtonContainerView. | |
88 int NonClientHitTest(const gfx::Point& point) const; | |
89 | |
90 // Updates the size button's visibility based on whether |frame_| can be | |
91 // maximized and if maximize mode is enabled. A parent view should relayout | |
92 // to reflect the change in visibility. | |
93 void UpdateSizeButtonVisibility(); | |
94 | |
95 // Sets the size of the buttons in this container. | |
96 void SetButtonSize(const gfx::Size& size); | |
97 | |
98 // views::View: | |
99 gfx::Size GetPreferredSize() const override; | |
100 void Layout() override; | |
101 const char* GetClassName() const override; | |
102 | |
103 // gfx::AnimationDelegate: | |
104 void AnimationEnded(const gfx::Animation* animation) override; | |
105 void AnimationProgressed(const gfx::Animation* animation) override; | |
106 | |
107 private: | |
108 friend class FrameCaptionButtonContainerViewTest; | |
109 | |
110 // Sets |button|'s icon to |icon|. If |animate| is ANIMATE_YES, the button | |
111 // will crossfade to the new icon. If |animate| is ANIMATE_NO and | |
112 // |icon| == |button|->icon(), the crossfade animation is progressed to the | |
113 // end. | |
114 void SetButtonIcon(FrameCaptionButton* button, | |
115 CaptionButtonIcon icon, | |
116 Animate animate); | |
117 | |
118 // Returns true if maximize mode is not enabled, and |frame_| widget delegate | |
119 // can be maximized. | |
120 bool ShouldSizeButtonBeVisible() const; | |
121 | |
122 // views::ButtonListener: | |
123 void ButtonPressed(views::Button* sender, const ui::Event& event) override; | |
124 | |
125 // FrameSizeButtonDelegate: | |
126 bool IsMinimizeButtonVisible() const override; | |
127 void SetButtonsToNormal(Animate animate) override; | |
128 void SetButtonIcons(CaptionButtonIcon minimize_button_icon, | |
129 CaptionButtonIcon close_button_icon, | |
130 Animate animate) override; | |
131 const FrameCaptionButton* GetButtonClosestTo( | |
132 const gfx::Point& position_in_screen) const override; | |
133 void SetHoveredAndPressedButtons(const FrameCaptionButton* to_hover, | |
134 const FrameCaptionButton* to_press) override; | |
135 | |
136 // The widget that the buttons act on. | |
137 views::Widget* frame_; | |
138 | |
139 // The buttons. In the normal button style, at most one of |minimize_button_| | |
140 // and |size_button_| is visible. | |
141 FrameCaptionButton* minimize_button_; | |
142 FrameCaptionButton* size_button_; | |
143 FrameCaptionButton* close_button_; | |
144 | |
145 // Mapping of the image needed to paint a button for each of the values of | |
146 // CaptionButtonIcon. | |
147 std::map<CaptionButtonIcon, const gfx::VectorIcon*> button_icon_map_; | |
148 | |
149 // Animation that affects the position of |minimize_button_| and the | |
150 // visibility of |size_button_|. | |
151 std::unique_ptr<gfx::SlideAnimation> maximize_mode_animation_; | |
152 | |
153 DISALLOW_COPY_AND_ASSIGN(FrameCaptionButtonContainerView); | |
154 }; | |
155 | |
156 } // namespace ash | |
157 | |
158 #endif // ASH_COMMON_FRAME_CAPTION_BUTTONS_FRAME_CAPTION_BUTTON_CONTAINER_VIEW_
H_ | |
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