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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/ui/views/elevation_icon_setter.h" | 5 #include "chrome/browser/ui/views/elevation_icon_setter.h" |
6 | 6 |
7 #include "base/callback.h" | 7 #include "base/callback.h" |
8 #include "base/task_scheduler/post_task.h" | 8 #include "base/task_scheduler/post_task.h" |
9 #include "build/build_config.h" | 9 #include "build/build_config.h" |
10 #include "ui/views/controls/button/label_button.h" | 10 #include "ui/views/controls/button/label_button.h" |
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55 } // namespace | 55 } // namespace |
56 | 56 |
57 | 57 |
58 // ElevationIconSetter -------------------------------------------------------- | 58 // ElevationIconSetter -------------------------------------------------------- |
59 | 59 |
60 ElevationIconSetter::ElevationIconSetter(views::LabelButton* button, | 60 ElevationIconSetter::ElevationIconSetter(views::LabelButton* button, |
61 const base::Closure& callback) | 61 const base::Closure& callback) |
62 : button_(button), | 62 : button_(button), |
63 weak_factory_(this) { | 63 weak_factory_(this) { |
64 base::PostTaskWithTraitsAndReplyWithResult( | 64 base::PostTaskWithTraitsAndReplyWithResult( |
65 FROM_HERE, base::TaskTraits().MayBlock().WithPriority( | 65 FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_BLOCKING}, |
66 base::TaskPriority::USER_BLOCKING), | |
67 base::Bind(&GetElevationIcon), | 66 base::Bind(&GetElevationIcon), |
68 base::Bind(&ElevationIconSetter::SetButtonIcon, | 67 base::Bind(&ElevationIconSetter::SetButtonIcon, |
69 weak_factory_.GetWeakPtr(), callback)); | 68 weak_factory_.GetWeakPtr(), callback)); |
70 } | 69 } |
71 | 70 |
72 ElevationIconSetter::~ElevationIconSetter() { | 71 ElevationIconSetter::~ElevationIconSetter() { |
73 } | 72 } |
74 | 73 |
75 void ElevationIconSetter::SetButtonIcon(const base::Closure& callback, | 74 void ElevationIconSetter::SetButtonIcon(const base::Closure& callback, |
76 std::unique_ptr<SkBitmap> icon) { | 75 std::unique_ptr<SkBitmap> icon) { |
77 if (icon) { | 76 if (icon) { |
78 float device_scale_factor = 1.0f; | 77 float device_scale_factor = 1.0f; |
79 #if defined(OS_WIN) | 78 #if defined(OS_WIN) |
80 // Windows gives us back a correctly-scaled image for the current DPI, so | 79 // Windows gives us back a correctly-scaled image for the current DPI, so |
81 // mark this image as having been scaled for the current DPI already. | 80 // mark this image as having been scaled for the current DPI already. |
82 device_scale_factor = display::win::GetDPIScale(); | 81 device_scale_factor = display::win::GetDPIScale(); |
83 #endif | 82 #endif |
84 button_->SetImage( | 83 button_->SetImage( |
85 views::Button::STATE_NORMAL, | 84 views::Button::STATE_NORMAL, |
86 gfx::ImageSkia(gfx::ImageSkiaRep(*icon, device_scale_factor))); | 85 gfx::ImageSkia(gfx::ImageSkiaRep(*icon, device_scale_factor))); |
87 button_->SizeToPreferredSize(); | 86 button_->SizeToPreferredSize(); |
88 if (button_->parent()) | 87 if (button_->parent()) |
89 button_->parent()->Layout(); | 88 button_->parent()->Layout(); |
90 if (!callback.is_null()) | 89 if (!callback.is_null()) |
91 callback.Run(); | 90 callback.Run(); |
92 } | 91 } |
93 } | 92 } |
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