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/button_example.h"
6
7 #include "base/strings/utf_string_conversions.h"
8 #include "ui/base/resource/resource_bundle.h"
9 #include "ui/gfx/image/image.h"
10 #include "ui/resources/grit/ui_resources.h"
11 #include "ui/views/background.h"
12 #include "ui/views/controls/button/blue_button.h"
13 #include "ui/views/controls/button/image_button.h"
14 #include "ui/views/controls/button/label_button.h"
15 #include "ui/views/layout/box_layout.h"
16 #include "ui/views/view.h"
17
18 using base::ASCIIToUTF16;
19
20 namespace {
21 const char kLabelButton[] = "Label Button";
22 const char kMultiLineText[] = "Multi-Line\nButton Text Is Here To Stay!\n123";
23 const char kLongText[] = "Start of Really Really Really Really Really Really "
24 "Really Really Really Really Really Really Really "
25 "Really Really Really Really Really Long Button Text";
26 } // namespace
27
28 namespace views {
29 namespace examples {
30
ButtonExample()31 ButtonExample::ButtonExample()
32 : ExampleBase("Button"),
33 label_button_(NULL),
34 image_button_(NULL),
35 icon_(NULL),
36 count_(0) {
37 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
38 icon_ = rb.GetImageNamed(IDR_CLOSE_H).ToImageSkia();
39 }
40
~ButtonExample()41 ButtonExample::~ButtonExample() {
42 }
43
CreateExampleView(View * container)44 void ButtonExample::CreateExampleView(View* container) {
45 container->set_background(Background::CreateSolidBackground(SK_ColorWHITE));
46 container->SetLayoutManager(new BoxLayout(BoxLayout::kVertical, 10, 10, 10));
47
48 label_button_ = new LabelButton(this, ASCIIToUTF16(kLabelButton));
49 label_button_->SetFocusable(true);
50 container->AddChildView(label_button_);
51
52 LabelButton* disabled_button =
53 new LabelButton(this, ASCIIToUTF16("Disabled Button"));
54 disabled_button->SetStyle(Button::STYLE_BUTTON);
55 disabled_button->SetState(Button::STATE_DISABLED);
56 container->AddChildView(disabled_button);
57
58 container->AddChildView(new BlueButton(this, ASCIIToUTF16("Blue Button")));
59
60 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
61 image_button_ = new ImageButton(this);
62 image_button_->SetFocusable(true);
63 image_button_->SetImage(ImageButton::STATE_NORMAL,
64 rb.GetImageNamed(IDR_CLOSE).ToImageSkia());
65 image_button_->SetImage(ImageButton::STATE_HOVERED,
66 rb.GetImageNamed(IDR_CLOSE_H).ToImageSkia());
67 image_button_->SetImage(ImageButton::STATE_PRESSED,
68 rb.GetImageNamed(IDR_CLOSE_P).ToImageSkia());
69 container->AddChildView(image_button_);
70 }
71
LabelButtonPressed(const ui::Event & event)72 void ButtonExample::LabelButtonPressed(const ui::Event& event) {
73 PrintStatus("Label Button Pressed! count: %d", ++count_);
74 if (event.IsControlDown()) {
75 if (event.IsShiftDown()) {
76 if (event.IsAltDown()) {
77 label_button_->SetTextMultiLine(!label_button_->GetTextMultiLine());
78 label_button_->SetText(ASCIIToUTF16(
79 label_button_->GetTextMultiLine() ? kMultiLineText : kLabelButton));
80 } else {
81 label_button_->SetText(ASCIIToUTF16(
82 label_button_->GetText().empty() ? kLongText :
83 label_button_->GetText().length() > 50 ? kLabelButton : ""));
84 }
85 } else if (event.IsAltDown()) {
86 label_button_->SetImage(Button::STATE_NORMAL,
87 label_button_->GetImage(Button::STATE_NORMAL).isNull() ?
88 *icon_ : gfx::ImageSkia());
89 } else {
90 label_button_->SetHorizontalAlignment(
91 static_cast<gfx::HorizontalAlignment>(
92 (label_button_->GetHorizontalAlignment() + 1) % 3));
93 }
94 } else if (event.IsShiftDown()) {
95 if (event.IsAltDown()) {
96 label_button_->SetFocusable(!label_button_->IsFocusable());
97 } else {
98 label_button_->SetStyle(static_cast<Button::ButtonStyle>(
99 (label_button_->style() + 1) % Button::STYLE_COUNT));
100 }
101 } else if (event.IsAltDown()) {
102 label_button_->SetIsDefault(!label_button_->is_default());
103 } else {
104 label_button_->SetMinSize(gfx::Size());
105 }
106 example_view()->GetLayoutManager()->Layout(example_view());
107 }
108
ButtonPressed(Button * sender,const ui::Event & event)109 void ButtonExample::ButtonPressed(Button* sender, const ui::Event& event) {
110 if (sender == label_button_)
111 LabelButtonPressed(event);
112 else
113 PrintStatus("Image Button Pressed! count: %d", ++count_);
114 }
115
116 } // namespace examples
117 } // namespace views
118