1 // Copyright (c) 2011 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 "ui/views/examples/single_split_view_example.h" 6 7 #include "ui/views/background.h" 8 #include "ui/views/controls/single_split_view.h" 9 #include "ui/views/layout/grid_layout.h" 10 11 namespace views { 12 namespace examples { 13 namespace { 14 15 // SingleSplitView's content, which draws gradient color on background. 16 class SplittedView : public View { 17 public: 18 SplittedView(); 19 virtual ~SplittedView(); 20 21 void SetColor(SkColor from, SkColor to); 22 23 private: 24 // View: 25 virtual gfx::Size GetPreferredSize() const OVERRIDE; 26 virtual gfx::Size GetMinimumSize() const OVERRIDE; 27 virtual void Layout() OVERRIDE; 28 29 DISALLOW_COPY_AND_ASSIGN(SplittedView); 30 }; 31 32 SplittedView::SplittedView() { 33 SetColor(SK_ColorRED, SK_ColorGREEN); 34 } 35 36 SplittedView::~SplittedView() { 37 } 38 39 void SplittedView::SetColor(SkColor from, SkColor to) { 40 set_background(Background::CreateVerticalGradientBackground(from, to)); 41 } 42 43 gfx::Size SplittedView::GetPreferredSize() const { 44 return gfx::Size(width(), height()); 45 } 46 47 gfx::Size SplittedView::GetMinimumSize() const { 48 return gfx::Size(10, 10); 49 } 50 51 void SplittedView::Layout() { 52 SizeToPreferredSize(); 53 } 54 55 } // namespace 56 57 SingleSplitViewExample::SingleSplitViewExample() 58 : ExampleBase("Single Split View") { 59 } 60 61 SingleSplitViewExample::~SingleSplitViewExample() { 62 } 63 64 void SingleSplitViewExample::CreateExampleView(View* container) { 65 SplittedView* splitted_view_1 = new SplittedView; 66 SplittedView* splitted_view_2 = new SplittedView; 67 68 splitted_view_1->SetColor(SK_ColorYELLOW, SK_ColorCYAN); 69 70 single_split_view_ = new SingleSplitView( 71 splitted_view_1, splitted_view_2, 72 SingleSplitView::HORIZONTAL_SPLIT, 73 this); 74 75 GridLayout* layout = new GridLayout(container); 76 container->SetLayoutManager(layout); 77 78 ColumnSet* column_set = layout->AddColumnSet(0); 79 column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 1, 80 GridLayout::USE_PREF, 0, 0); 81 layout->StartRow(1, 0); 82 layout->AddView(single_split_view_); 83 } 84 85 bool SingleSplitViewExample::SplitHandleMoved(SingleSplitView* sender) { 86 PrintStatus("Splitter moved"); 87 return true; 88 } 89 90 } // namespace examples 91 } // namespace views 92