1 // Copyright (c) 2012 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/widget_example.h"
6
7 #include "base/strings/utf_string_conversions.h"
8 #include "ui/views/background.h"
9 #include "ui/views/controls/button/label_button.h"
10 #include "ui/views/controls/label.h"
11 #include "ui/views/layout/box_layout.h"
12 #include "ui/views/view.h"
13 #include "ui/views/widget/widget.h"
14 #include "ui/views/window/dialog_delegate.h"
15
16 namespace views {
17 namespace examples {
18
19 namespace {
20
21 class DialogExample : public DialogDelegateView {
22 public:
23 DialogExample();
24 virtual ~DialogExample();
25 virtual string16 GetWindowTitle() const OVERRIDE;
26 virtual View* CreateExtraView() OVERRIDE;
27 virtual View* CreateTitlebarExtraView() OVERRIDE;
28 virtual View* CreateFootnoteView() OVERRIDE;
29 };
30
DialogExample()31 DialogExample::DialogExample() {
32 set_background(Background::CreateSolidBackground(SK_ColorGRAY));
33 SetLayoutManager(new BoxLayout(BoxLayout::kVertical, 10, 10, 10));
34 AddChildView(new Label(ASCIIToUTF16("Dialog contents label!")));
35 }
36
~DialogExample()37 DialogExample::~DialogExample() {}
38
GetWindowTitle() const39 string16 DialogExample::GetWindowTitle() const {
40 return ASCIIToUTF16("Dialog Widget Example");
41 }
42
CreateExtraView()43 View* DialogExample::CreateExtraView() {
44 LabelButton* button = new LabelButton(NULL, ASCIIToUTF16("Extra button!"));
45 button->SetStyle(Button::STYLE_NATIVE_TEXTBUTTON);
46 return button;
47 }
48
CreateTitlebarExtraView()49 View* DialogExample::CreateTitlebarExtraView() {
50 Label* label = new Label(ASCIIToUTF16("Extra view!"));
51 label->SetEnabledColor(SK_ColorBLUE);
52 return label;
53 }
54
CreateFootnoteView()55 View* DialogExample::CreateFootnoteView() {
56 return new Label(ASCIIToUTF16("Footnote label!"));
57 }
58
59 } // namespace
60
WidgetExample()61 WidgetExample::WidgetExample() : ExampleBase("Widget") {
62 }
63
~WidgetExample()64 WidgetExample::~WidgetExample() {
65 }
66
CreateExampleView(View * container)67 void WidgetExample::CreateExampleView(View* container) {
68 container->SetLayoutManager(new BoxLayout(BoxLayout::kHorizontal, 0, 0, 10));
69 BuildButton(container, "Popup widget", POPUP);
70 BuildButton(container, "Dialog widget", DIALOG);
71 #if defined(OS_LINUX)
72 // Windows does not support TYPE_CONTROL top-level widgets.
73 BuildButton(container, "Child widget", CHILD);
74 #endif
75 }
76
BuildButton(View * container,const std::string & label,int tag)77 void WidgetExample::BuildButton(View* container,
78 const std::string& label,
79 int tag) {
80 LabelButton* button = new LabelButton(this, ASCIIToUTF16(label));
81 button->SetFocusable(true);
82 button->set_tag(tag);
83 container->AddChildView(button);
84 }
85
ShowWidget(View * sender,Widget::InitParams params)86 void WidgetExample::ShowWidget(View* sender, Widget::InitParams params) {
87 // Setup shared Widget heirarchy and bounds parameters.
88 params.parent = sender->GetWidget()->GetNativeView();
89 params.bounds = gfx::Rect(sender->GetBoundsInScreen().CenterPoint(),
90 gfx::Size(300, 200));
91
92 Widget* widget = new Widget();
93 widget->Init(params);
94
95 // If the Widget has no contents by default, add a view with a 'Close' button.
96 if (!widget->GetContentsView()) {
97 View* contents = new View();
98 contents->SetLayoutManager(new BoxLayout(BoxLayout::kHorizontal, 0, 0, 0));
99 contents->set_background(Background::CreateSolidBackground(SK_ColorGRAY));
100 BuildButton(contents, "Close", CLOSE_WIDGET);
101 widget->SetContentsView(contents);
102 }
103
104 widget->Show();
105 }
106
ButtonPressed(Button * sender,const ui::Event & event)107 void WidgetExample::ButtonPressed(Button* sender, const ui::Event& event) {
108 switch (sender->tag()) {
109 case POPUP:
110 ShowWidget(sender, Widget::InitParams(Widget::InitParams::TYPE_POPUP));
111 break;
112 case DIALOG: {
113 DialogDelegate::CreateDialogWidget(new DialogExample(), NULL,
114 sender->GetWidget()->GetNativeView())->Show();
115 break;
116 }
117 case CHILD:
118 ShowWidget(sender, Widget::InitParams(Widget::InitParams::TYPE_CONTROL));
119 break;
120 case CLOSE_WIDGET:
121 sender->GetWidget()->Close();
122 break;
123 }
124 }
125
126 } // namespace examples
127 } // namespace views
128