Updating trunk VERSION from 2139.0 to 2140.0
[chromium-blink-merge.git] / ash / system / tray / hover_highlight_view.h
blob47d15cfffa8ea48911e70385e345954d1a8e8ce3
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.
5 #ifndef ASH_SYSTEM_TRAY_HOVER_HIGHLIGHT_VIEW_H_
6 #define ASH_SYSTEM_TRAY_HOVER_HIGHLIGHT_VIEW_H_
8 #include "ash/system/tray/actionable_view.h"
9 #include "base/basictypes.h"
10 #include "base/compiler_specific.h"
11 #include "ui/gfx/font.h"
12 #include "ui/gfx/text_constants.h"
14 namespace views {
15 class Label;
18 namespace ash {
19 class ViewClickListener;
21 // A view that changes background color on hover, and triggers a callback in the
22 // associated ViewClickListener on click. The view can also be forced to
23 // maintain a fixed height.
24 class HoverHighlightView : public ActionableView {
25 public:
26 explicit HoverHighlightView(ViewClickListener* listener);
27 virtual ~HoverHighlightView();
29 // Convenience function for adding an icon and a label. This also sets the
30 // accessible name.
31 void AddIconAndLabel(const gfx::ImageSkia& image,
32 const base::string16& text,
33 gfx::Font::FontStyle style);
35 // Convenience function for adding a label with padding on the left for a
36 // blank icon. This also sets the accessible name.
37 // Returns label after parenting it.
38 views::Label* AddLabel(const base::string16& text,
39 gfx::HorizontalAlignment alignment,
40 gfx::Font::FontStyle style);
42 // Convenience function for adding an optional check and a label. In the
43 // absence of a check, padding is added to align with checked items.
44 // Returns label after parenting it.
45 views::Label* AddCheckableLabel(const base::string16& text,
46 gfx::Font::FontStyle style,
47 bool checked);
49 // Allows view to expand its height.
50 // Size of unexapandable view is fixed and equals to kTrayPopupItemHeight.
51 void SetExpandable(bool expandable);
53 void set_highlight_color(SkColor color) { highlight_color_ = color; }
54 void set_default_color(SkColor color) { default_color_ = color; }
55 void set_text_highlight_color(SkColor c) { text_highlight_color_ = c; }
56 void set_text_default_color(SkColor color) { text_default_color_ = color; }
58 views::Label* text_label() { return text_label_; }
60 bool hover() const { return hover_; }
62 protected:
63 // Overridden from views::View.
64 virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE;
66 private:
67 // Overridden from ActionableView:
68 virtual bool PerformAction(const ui::Event& event) OVERRIDE;
70 // Overridden from views::View.
71 virtual gfx::Size GetPreferredSize() const OVERRIDE;
72 virtual int GetHeightForWidth(int width) const OVERRIDE;
73 virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
74 virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
75 virtual void OnEnabledChanged() OVERRIDE;
76 virtual void OnPaintBackground(gfx::Canvas* canvas) OVERRIDE;
77 virtual void OnFocus() OVERRIDE;
79 ViewClickListener* listener_;
80 views::Label* text_label_;
81 SkColor highlight_color_;
82 SkColor default_color_;
83 SkColor text_highlight_color_;
84 SkColor text_default_color_;
85 bool hover_;
86 bool expandable_;
87 bool checkable_;
88 bool checked_;
90 DISALLOW_COPY_AND_ASSIGN(HoverHighlightView);
93 } // namespace ash
95 #endif // ASH_SYSTEM_TRAY_HOVER_HIGHLIGHT_VIEW_H_