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
18using base::ASCIIToUTF16;
19
20namespace {
21const char kLabelButton[] = "Label Button";
22const char kMultiLineText[] = "Multi-Line\nButton Text Is Here To Stay!\n123";
23const 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
28namespace views {
29namespace examples {
30
31ButtonExample::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
41ButtonExample::~ButtonExample() {
42}
43
44void 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
72void 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
109void 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