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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 #include "athena/home/minimized_home.h" | |
| 6 | |
| 7 #include "ui/views/background.h" | |
| 8 #include "ui/views/layout/box_layout.h" | |
| 9 #include "ui/views/view.h" | |
| 10 #include "ui/views/widget/widget.h" | |
| 11 | |
| 12 namespace { | |
| 13 | |
| 14 const SkColor kDragHandleColorNormal = SK_ColorGRAY; | |
| 15 const SkColor kDragHandleColorHot = SK_ColorWHITE; | |
| 16 | |
| 17 class MinimizedHomeView : public views::View { | |
| 18 public: | |
| 19 explicit MinimizedHomeView(athena::MinimizedHomeDragDelegate* delegate) | |
| 20 : delegate_(delegate), | |
| 21 color_(SK_ColorTRANSPARENT) { | |
| 22 SetColor(kDragHandleColorNormal); | |
| 23 } | |
| 24 virtual ~MinimizedHomeView() {} | |
| 25 | |
| 26 private: | |
| 27 void SetColor(SkColor color) { | |
| 28 if (color_ == color) | |
| 29 return; | |
| 30 color_ = color; | |
| 31 set_background(views::Background::CreateSolidBackground(color_)); | |
| 32 SchedulePaint(); | |
| 33 } | |
| 34 | |
| 35 // views::View: | |
| 36 virtual gfx::Size GetPreferredSize() const OVERRIDE { | |
| 37 const int kDragHandleWidth = 80; | |
| 38 const int kDragHandleHeight = 4; | |
| 39 return gfx::Size(kDragHandleWidth, kDragHandleHeight); | |
| 40 } | |
| 41 | |
| 42 virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE { | |
| 43 SkColor change_color = SK_ColorTRANSPARENT; | |
| 44 if (event->type() == ui::ET_GESTURE_BEGIN && | |
| 45 event->details().touch_points() == 1) { | |
| 46 change_color = kDragHandleColorHot; | |
| 47 } else if (event->type() == ui::ET_GESTURE_END && | |
| 48 event->details().touch_points() == 1) { | |
| 49 change_color = kDragHandleColorNormal; | |
| 50 } | |
| 51 | |
| 52 if (change_color != SK_ColorTRANSPARENT) { | |
| 53 SetColor(change_color); | |
| 54 event->SetHandled(); | |
| 55 return; | |
| 56 } | |
| 57 | |
| 58 if (event->type() == ui::ET_GESTURE_SCROLL_BEGIN) { | |
| 59 event->SetHandled(); | |
| 60 } else if (event->type() == ui::ET_SCROLL_FLING_START) { | |
| 61 const ui::GestureEventDetails& details = event->details(); | |
| 62 const float kFlingCompletionVelocity = -100.f; | |
| 63 if (details.velocity_y() < kFlingCompletionVelocity) | |
| 64 delegate_->OnDragUpCompleted(); | |
| 65 SetColor(kDragHandleColorNormal); | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 athena::MinimizedHomeDragDelegate* delegate_; | |
| 70 SkColor color_; | |
| 71 | |
| 72 DISALLOW_COPY_AND_ASSIGN(MinimizedHomeView); | |
| 73 }; | |
| 74 | |
| 75 } // namespace | |
| 76 | |
| 77 namespace athena { | |
| 78 | |
| 79 views::Widget* CreateMinimizedHome(aura::Window* container, | |
| 80 MinimizedHomeDragDelegate* delegate) { | |
| 81 views::Widget* widget = new views::Widget; | |
| 82 views::Widget::InitParams params( | |
| 83 views::Widget::InitParams::TYPE_WINDOW_FRAMELESS); | |
| 84 params.parent = container; | |
| 85 params.delegate = NULL; | |
| 86 widget->Init(params); | |
| 87 | |
| 88 views::View* content_view = new views::View; | |
| 89 widget->SetContentsView(content_view); | |
| 90 views::BoxLayout* layout = | |
| 91 new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 2, 0); | |
| 92 layout->set_main_axis_alignment(views::BoxLayout::MAIN_AXIS_ALIGNMENT_CENTER); | |
| 93 content_view->SetLayoutManager(layout); | |
| 94 | |
| 95 views::View* view = new MinimizedHomeView(delegate); | |
| 96 content_view->AddChildView(view); | |
| 97 return widget; | |
| 98 } | |
| 99 | |
| 100 } // namespace athena | |
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Chromium Code Reviews
Issue 391383004:
Revert of athena: Add a minimized state for the home-card. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src