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/radio_button_example.h"
6
7 #include "base/strings/stringprintf.h"
8 #include "base/strings/utf_string_conversions.h"
9 #include "ui/views/controls/button/label_button.h"
10 #include "ui/views/controls/button/radio_button.h"
11 #include "ui/views/layout/grid_layout.h"
12 #include "ui/views/view.h"
13
14 namespace views {
15 namespace examples {
16
RadioButtonExample()17 RadioButtonExample::RadioButtonExample()
18 : ExampleBase("Radio Button"),
19 count_(0) {
20 }
21
~RadioButtonExample()22 RadioButtonExample::~RadioButtonExample() {
23 }
24
CreateExampleView(View * container)25 void RadioButtonExample::CreateExampleView(View* container) {
26 select_ = new LabelButton(this, base::ASCIIToUTF16("Select"));
27 status_ = new LabelButton(this, base::ASCIIToUTF16("Show Status"));
28
29 int group = 1;
30 for (size_t i = 0; i < arraysize(radio_buttons_); ++i) {
31 radio_buttons_[i] = new RadioButton(
32 base::UTF8ToUTF16(base::StringPrintf(
33 "Radio %d in group %d", static_cast<int>(i) + 1, group)),
34 group);
35 radio_buttons_[i]->set_listener(this);
36 }
37
38 GridLayout* layout = new GridLayout(container);
39 container->SetLayoutManager(layout);
40
41 ColumnSet* column_set = layout->AddColumnSet(0);
42 column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
43 1.0f, GridLayout::USE_PREF, 0, 0);
44 for (size_t i = 0; i < arraysize(radio_buttons_); ++i) {
45 layout->StartRow(0, 0);
46 layout->AddView(radio_buttons_[i]);
47 }
48 layout->StartRow(0, 0);
49 layout->AddView(select_);
50 layout->StartRow(0, 0);
51 layout->AddView(status_);
52 }
53
ButtonPressed(Button * sender,const ui::Event & event)54 void RadioButtonExample::ButtonPressed(Button* sender, const ui::Event& event) {
55 if (sender == select_) {
56 radio_buttons_[2]->SetChecked(true);
57 } else if (sender == status_) {
58 // Show the state of radio buttons.
59 PrintStatus("Group: 1:%s, 2:%s, 3:%s",
60 BoolToOnOff(radio_buttons_[0]->checked()),
61 BoolToOnOff(radio_buttons_[1]->checked()),
62 BoolToOnOff(radio_buttons_[2]->checked()));
63 } else {
64 PrintStatus("Pressed! count:%d", ++count_);
65 }
66 }
67
68 } // namespace examples
69 } // namespace views
70