single_split_view_example.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019 
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/controls/single_split_view.h"
8#include "ui/views/layout/grid_layout.h"
9
10namespace views {
11namespace examples {
12namespace {
13
14// SingleSplitView's content, which draws gradient color on background.
15class SplittedView : public View {
16 public:
17  SplittedView();
18  virtual ~SplittedView();
19
20  void SetColor(SkColor from, SkColor to);
21
22 private:
23  // Overridden from View:
24  virtual gfx::Size GetPreferredSize() OVERRIDE;
25  virtual gfx::Size GetMinimumSize() OVERRIDE;
26  virtual void Layout() OVERRIDE;
27
28  DISALLOW_COPY_AND_ASSIGN(SplittedView);
29};
30
31SplittedView::SplittedView() {
32  SetColor(SK_ColorRED, SK_ColorGREEN);
33}
34
35SplittedView::~SplittedView() {
36}
37
38void SplittedView::SetColor(SkColor from, SkColor to) {
39  set_background(Background::CreateVerticalGradientBackground(from, to));
40}
41
42gfx::Size SplittedView::GetPreferredSize() {
43  return gfx::Size(width(), height());
44}
45
46gfx::Size SplittedView::GetMinimumSize() {
47  return gfx::Size(10, 10);
48}
49
50void SplittedView::Layout() {
51  SizeToPreferredSize();
52}
53
54}  // namespace
55
56SingleSplitViewExample::SingleSplitViewExample()
57    : ExampleBase("Single Split View") {
58}
59
60SingleSplitViewExample::~SingleSplitViewExample() {
61}
62
63void SingleSplitViewExample::CreateExampleView(View* container) {
64  SplittedView* splitted_view_1 = new SplittedView;
65  SplittedView* splitted_view_2 = new SplittedView;
66
67  splitted_view_1->SetColor(SK_ColorYELLOW, SK_ColorCYAN);
68
69  single_split_view_ = new SingleSplitView(
70      splitted_view_1, splitted_view_2,
71      SingleSplitView::HORIZONTAL_SPLIT,
72      this);
73
74  GridLayout* layout = new GridLayout(container);
75  container->SetLayoutManager(layout);
76
77  ColumnSet* column_set = layout->AddColumnSet(0);
78  column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 1,
79                        GridLayout::USE_PREF, 0, 0);
80  layout->StartRow(1, 0);
81  layout->AddView(single_split_view_);
82}
83
84bool SingleSplitViewExample::SplitHandleMoved(SingleSplitView* sender) {
85  PrintStatus("Splitter moved");
86  return true;
87}
88
89}  // namespace examples
90}  // namespace views
91