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/test/child_modal_window.h" 6 7#include "base/strings/utf_string_conversions.h" // ASCIIToUTF16 8#include "ui/aura/window.h" 9#include "ui/gfx/canvas.h" 10#include "ui/views/background.h" 11#include "ui/views/controls/button/label_button.h" 12#include "ui/views/controls/native/native_view_host.h" 13#include "ui/views/controls/textfield/textfield.h" 14#include "ui/views/corewm/window_modality_controller.h" 15#include "ui/views/widget/widget.h" 16#include "ui/views/widget/widget_delegate.h" 17 18namespace views { 19namespace test { 20 21namespace { 22 23// Parent window size and position. 24const int kWindowLeft = 170; 25const int kWindowTop = 200; 26const int kWindowWidth = 400; 27const int kWindowHeight = 400; 28 29// Parent window layout. 30const int kButtonHeight = 35; 31const int kTextfieldHeight = 35; 32 33// Child window size. 34const int kChildWindowWidth = 330; 35const int kChildWindowHeight = 200; 36 37// Child window layout. 38const int kChildTextfieldLeft = 20; 39const int kChildTextfieldTop = 50; 40const int kChildTextfieldWidth = 290; 41const int kChildTextfieldHeight = 35; 42 43const SkColor kModalParentColor = SK_ColorWHITE; 44const SkColor kChildColor = SK_ColorWHITE; 45 46} // namespace 47 48void CreateChildModalParent(gfx::NativeView context) { 49 Widget::CreateWindowWithContextAndBounds( 50 new ChildModalParent(context), 51 context, 52 gfx::Rect(kWindowLeft, kWindowTop, kWindowWidth, kWindowHeight))->Show(); 53} 54 55 56class ChildModalWindow : public WidgetDelegateView { 57 public: 58 ChildModalWindow(); 59 virtual ~ChildModalWindow(); 60 61 private: 62 // Overridden from View: 63 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 64 virtual gfx::Size GetPreferredSize() OVERRIDE; 65 66 // Overridden from WidgetDelegate: 67 virtual View* GetContentsView() OVERRIDE; 68 virtual string16 GetWindowTitle() const OVERRIDE; 69 virtual bool CanResize() const OVERRIDE; 70 virtual ui::ModalType GetModalType() const OVERRIDE; 71 72 DISALLOW_COPY_AND_ASSIGN(ChildModalWindow); 73}; 74 75ChildModalWindow::ChildModalWindow() { 76 Textfield* textfield = new Textfield; 77 AddChildView(textfield); 78 textfield->SetBounds( 79 kChildTextfieldLeft, kChildTextfieldTop, 80 kChildTextfieldWidth, kChildTextfieldHeight); 81} 82 83ChildModalWindow::~ChildModalWindow() { 84} 85 86void ChildModalWindow::OnPaint(gfx::Canvas* canvas) { 87 canvas->FillRect(GetLocalBounds(), kChildColor); 88} 89 90gfx::Size ChildModalWindow::GetPreferredSize() { 91 return gfx::Size(kChildWindowWidth, kChildWindowHeight); 92} 93 94View* ChildModalWindow::GetContentsView() { 95 return this; 96} 97 98string16 ChildModalWindow::GetWindowTitle() const { 99 return ASCIIToUTF16("Examples: Child Modal Window"); 100} 101 102bool ChildModalWindow::CanResize() const { 103 return false; 104} 105 106ui::ModalType ChildModalWindow::GetModalType() const { 107 return ui::MODAL_TYPE_CHILD; 108} 109 110ChildModalParent::ChildModalParent(gfx::NativeView context) 111 : button_(new LabelButton(this, 112 ASCIIToUTF16("Show/Hide Child Modal Window"))), 113 textfield_(new Textfield), 114 host_(new NativeViewHost), 115 modal_parent_(NULL), 116 child_(NULL) { 117 Widget* widget = new Widget; 118 Widget::InitParams params(Widget::InitParams::TYPE_CONTROL); 119 params.context = context; 120 widget->Init(params); 121 widget->GetRootView()->set_background( 122 Background::CreateSolidBackground(kModalParentColor)); 123 modal_parent_ = widget->GetNativeView(); 124 widget->GetNativeView()->SetName("ModalParent"); 125 AddChildView(button_); 126 AddChildView(textfield_); 127 AddChildView(host_); 128} 129 130ChildModalParent::~ChildModalParent() { 131} 132 133void ChildModalParent::ShowChild() { 134 if (!child_) 135 child_ = CreateChild(); 136 child_->Show(); 137} 138 139gfx::NativeWindow ChildModalParent::GetModalParent() const { 140 return modal_parent_; 141} 142 143gfx::NativeWindow ChildModalParent::GetChild() const { 144 if (child_) 145 return child_->GetNativeView(); 146 return NULL; 147} 148 149Widget* ChildModalParent::CreateChild() { 150 Widget* child = Widget::CreateWindowWithParent( 151 new ChildModalWindow, GetWidget()->GetNativeView()); 152 corewm::SetModalParent(child->GetNativeView(), GetModalParent()); 153 child->AddObserver(this); 154 child->GetNativeView()->SetName("ChildModalWindow"); 155 return child; 156} 157 158View* ChildModalParent::GetContentsView() { 159 return this; 160} 161 162string16 ChildModalParent::GetWindowTitle() const { 163 return ASCIIToUTF16("Examples: Child Modal Parent"); 164} 165 166bool ChildModalParent::CanResize() const { 167 return false; 168} 169 170void ChildModalParent::DeleteDelegate() { 171 if (child_) { 172 child_->RemoveObserver(this); 173 child_->Close(); 174 child_ = NULL; 175 } 176 177 delete this; 178} 179 180void ChildModalParent::Layout() { 181 int running_y = y(); 182 button_->SetBounds(x(), running_y, width(), kButtonHeight); 183 running_y += kButtonHeight; 184 textfield_->SetBounds(x(), running_y, width(), kTextfieldHeight); 185 running_y += kTextfieldHeight; 186 host_->SetBounds(x(), running_y, width(), height() - running_y); 187} 188 189void ChildModalParent::ViewHierarchyChanged( 190 const ViewHierarchyChangedDetails& details) { 191 if (details.is_add && details.child == this) { 192 host_->Attach(modal_parent_); 193 GetWidget()->GetNativeView()->SetName("Parent"); 194 } 195} 196 197void ChildModalParent::ButtonPressed(Button* sender, 198 const ui::Event& event) { 199 if (sender == button_) { 200 if (!child_) 201 child_ = CreateChild(); 202 if (child_->IsVisible()) 203 child_->Hide(); 204 else 205 child_->Show(); 206 } 207} 208 209void ChildModalParent::OnWidgetDestroying(Widget* widget) { 210 if (child_) { 211 DCHECK_EQ(child_, widget); 212 child_ = NULL; 213 } 214} 215 216} // namespace test 217} // namespace views 218