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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 #include "ash/common/system/tray/tray_bar_button_with_title.h" | |
6 | |
7 #include <memory> | |
8 | |
9 #include "ash/common/system/tray/tray_constants.h" | |
10 #include "ui/base/resource/resource_bundle.h" | |
11 #include "ui/gfx/image/image_skia.h" | |
12 #include "ui/resources/grit/ui_resources.h" | |
13 #include "ui/views/controls/label.h" | |
14 #include "ui/views/painter.h" | |
15 #include "ui/views/resources/grit/views_resources.h" | |
16 | |
17 namespace ash { | |
18 namespace { | |
19 | |
20 const int kBarImagesActive[] = { | |
21 IDR_SLIDER_ACTIVE_LEFT, IDR_SLIDER_ACTIVE_CENTER, IDR_SLIDER_ACTIVE_RIGHT, | |
22 }; | |
23 | |
24 const int kBarImagesDisabled[] = { | |
25 IDR_SLIDER_DISABLED_LEFT, IDR_SLIDER_DISABLED_CENTER, | |
26 IDR_SLIDER_DISABLED_RIGHT, | |
27 }; | |
28 | |
29 } // namespace | |
30 | |
31 class TrayBarButtonWithTitle::TrayBarButton : public views::View { | |
32 public: | |
33 TrayBarButton(const int bar_active_images[], const int bar_disabled_images[]) | |
34 : views::View(), | |
35 bar_active_images_(bar_active_images), | |
36 bar_disabled_images_(bar_disabled_images), | |
37 painter_(new views::HorizontalPainter(bar_active_images_)) {} | |
38 ~TrayBarButton() override {} | |
39 | |
40 // Overriden from views::View: | |
41 void OnPaint(gfx::Canvas* canvas) override { | |
42 painter_->Paint(canvas, size()); | |
43 } | |
44 | |
45 void Update(bool control_on) { | |
46 painter_.reset(new views::HorizontalPainter( | |
47 control_on ? bar_active_images_ : bar_disabled_images_)); | |
48 SchedulePaint(); | |
49 } | |
50 | |
51 private: | |
52 const int* bar_active_images_; | |
53 const int* bar_disabled_images_; | |
54 std::unique_ptr<views::HorizontalPainter> painter_; | |
55 | |
56 DISALLOW_COPY_AND_ASSIGN(TrayBarButton); | |
57 }; | |
58 | |
59 TrayBarButtonWithTitle::TrayBarButtonWithTitle(views::ButtonListener* listener, | |
60 int title_id, | |
61 int width) | |
62 : views::CustomButton(listener), | |
63 image_(new TrayBarButton(kBarImagesActive, kBarImagesDisabled)), | |
64 title_(NULL), | |
65 width_(width) { | |
66 AddChildView(image_); | |
67 if (title_id != -1) { | |
68 title_ = new views::Label; | |
69 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); | |
70 base::string16 text = rb.GetLocalizedString(title_id); | |
71 title_->SetText(text); | |
72 AddChildView(title_); | |
73 } | |
74 | |
75 image_height_ = ui::ResourceBundle::GetSharedInstance() | |
76 .GetImageNamed(kBarImagesActive[0]) | |
77 .ToImageSkia() | |
78 ->height(); | |
79 } | |
80 | |
81 TrayBarButtonWithTitle::~TrayBarButtonWithTitle() {} | |
82 | |
83 void TrayBarButtonWithTitle::UpdateButton(bool control_on) { | |
84 image_->Update(control_on); | |
85 } | |
86 | |
87 gfx::Size TrayBarButtonWithTitle::GetPreferredSize() const { | |
88 return gfx::Size(width_, kTrayPopupItemHeight); | |
89 } | |
90 | |
91 void TrayBarButtonWithTitle::Layout() { | |
92 gfx::Rect rect(GetContentsBounds()); | |
93 int bar_image_y = rect.height() / 2 - image_height_ / 2; | |
94 gfx::Rect bar_image_rect(rect.x(), bar_image_y, rect.width(), image_height_); | |
95 image_->SetBoundsRect(bar_image_rect); | |
96 if (title_) { | |
97 // The image_ has some empty space below the bar image, move the title | |
98 // a little bit up to look closer to the bar. | |
99 gfx::Size title_size = title_->GetPreferredSize(); | |
100 title_->SetBounds(rect.x(), bar_image_y + image_height_ - 3, rect.width(), | |
101 title_size.height()); | |
102 } | |
103 } | |
104 | |
105 } // namespace ash | |
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