Don't preload rarely seen large images
[chromium-blink-merge.git] / ash / shell / window_type_launcher.cc
blobb608f415de6eecf59ea8647c173c7904b8541cb7
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.
5 #include "ash/shell/window_type_launcher.h"
7 #include "ash/root_window_controller.h"
8 #include "ash/session/session_state_delegate.h"
9 #include "ash/shelf/shelf_widget.h"
10 #include "ash/shell.h"
11 #include "ash/shell/example_factory.h"
12 #include "ash/shell/panel_window.h"
13 #include "ash/shell/toplevel_window.h"
14 #include "ash/shell_delegate.h"
15 #include "ash/shell_window_ids.h"
16 #include "ash/system/status_area_widget.h"
17 #include "ash/system/web_notification/web_notification_tray.h"
18 #include "ash/test/child_modal_window.h"
19 #include "base/strings/utf_string_conversions.h"
20 #include "ui/aura/window.h"
21 #include "ui/aura/window_event_dispatcher.h"
22 #include "ui/compositor/layer.h"
23 #include "ui/gfx/canvas.h"
24 #include "ui/message_center/message_center.h"
25 #include "ui/message_center/notification_types.h"
26 #include "ui/views/controls/button/label_button.h"
27 #include "ui/views/controls/menu/menu_item_view.h"
28 #include "ui/views/controls/menu/menu_runner.h"
29 #include "ui/views/examples/examples_window_with_content.h"
30 #include "ui/views/layout/grid_layout.h"
31 #include "ui/views/widget/widget.h"
32 #include "ui/wm/core/shadow_types.h"
34 using views::MenuItemView;
35 using views::MenuRunner;
37 namespace ash {
38 namespace shell {
40 namespace {
42 SkColor g_colors[] = { SK_ColorRED,
43 SK_ColorYELLOW,
44 SK_ColorBLUE,
45 SK_ColorGREEN };
46 int g_color_index = 0;
48 class ModalWindow : public views::WidgetDelegateView,
49 public views::ButtonListener {
50 public:
51 explicit ModalWindow(ui::ModalType modal_type)
52 : modal_type_(modal_type),
53 color_(g_colors[g_color_index]),
54 open_button_(new views::LabelButton(this,
55 base::ASCIIToUTF16("Moar!"))) {
56 ++g_color_index %= arraysize(g_colors);
57 open_button_->SetStyle(views::Button::STYLE_BUTTON);
58 AddChildView(open_button_);
60 ~ModalWindow() override {}
62 static void OpenModalWindow(aura::Window* parent, ui::ModalType modal_type) {
63 views::Widget* widget =
64 views::Widget::CreateWindowWithParent(new ModalWindow(modal_type),
65 parent);
66 widget->GetNativeView()->SetName("ModalWindow");
67 widget->Show();
70 // Overridden from views::View:
71 void OnPaint(gfx::Canvas* canvas) override {
72 canvas->FillRect(GetLocalBounds(), color_);
74 gfx::Size GetPreferredSize() const override { return gfx::Size(200, 200); }
75 void Layout() override {
76 gfx::Size open_ps = open_button_->GetPreferredSize();
77 gfx::Rect local_bounds = GetLocalBounds();
78 open_button_->SetBounds(
79 5, local_bounds.bottom() - open_ps.height() - 5,
80 open_ps.width(), open_ps.height());
83 // Overridden from views::WidgetDelegate:
84 views::View* GetContentsView() override { return this; }
85 bool CanResize() const override { return true; }
86 base::string16 GetWindowTitle() const override {
87 return base::ASCIIToUTF16("Modal Window");
89 ui::ModalType GetModalType() const override { return modal_type_; }
91 // Overridden from views::ButtonListener:
92 void ButtonPressed(views::Button* sender, const ui::Event& event) override {
93 DCHECK(sender == open_button_);
94 OpenModalWindow(GetWidget()->GetNativeView(), modal_type_);
97 private:
98 ui::ModalType modal_type_;
99 SkColor color_;
100 views::LabelButton* open_button_;
102 DISALLOW_COPY_AND_ASSIGN(ModalWindow);
105 class NonModalTransient : public views::WidgetDelegateView {
106 public:
107 NonModalTransient()
108 : color_(g_colors[g_color_index]) {
109 ++g_color_index %= arraysize(g_colors);
111 ~NonModalTransient() override {}
113 static void OpenNonModalTransient(aura::Window* parent) {
114 views::Widget* widget =
115 views::Widget::CreateWindowWithParent(new NonModalTransient, parent);
116 widget->GetNativeView()->SetName("NonModalTransient");
117 widget->Show();
120 static void ToggleNonModalTransient(aura::Window* parent) {
121 if (!non_modal_transient_) {
122 non_modal_transient_ =
123 views::Widget::CreateWindowWithParent(new NonModalTransient, parent);
124 non_modal_transient_->GetNativeView()->SetName("NonModalTransient");
126 if (non_modal_transient_->IsVisible())
127 non_modal_transient_->Hide();
128 else
129 non_modal_transient_->Show();
132 // Overridden from views::View:
133 void OnPaint(gfx::Canvas* canvas) override {
134 canvas->FillRect(GetLocalBounds(), color_);
136 gfx::Size GetPreferredSize() const override { return gfx::Size(250, 250); }
138 // Overridden from views::WidgetDelegate:
139 views::View* GetContentsView() override { return this; }
140 bool CanResize() const override { return true; }
141 base::string16 GetWindowTitle() const override {
142 return base::ASCIIToUTF16("Non-Modal Transient");
144 void DeleteDelegate() override {
145 if (GetWidget() == non_modal_transient_)
146 non_modal_transient_ = NULL;
148 delete this;
151 private:
152 SkColor color_;
154 static views::Widget* non_modal_transient_;
156 DISALLOW_COPY_AND_ASSIGN(NonModalTransient);
159 // static
160 views::Widget* NonModalTransient::non_modal_transient_ = NULL;
162 void AddViewToLayout(views::GridLayout* layout, views::View* view) {
163 layout->StartRow(0, 0);
164 layout->AddView(view);
165 layout->AddPaddingRow(0, 5);
168 } // namespace
170 void InitWindowTypeLauncher() {
171 views::Widget* widget =
172 views::Widget::CreateWindowWithContextAndBounds(
173 new WindowTypeLauncher,
174 Shell::GetPrimaryRootWindow(),
175 gfx::Rect(120, 150, 300, 410));
176 widget->GetNativeView()->SetName("WindowTypeLauncher");
177 wm::SetShadowType(widget->GetNativeView(),
178 wm::SHADOW_TYPE_RECTANGULAR);
179 widget->Show();
182 WindowTypeLauncher::WindowTypeLauncher()
183 : create_button_(new views::LabelButton(
184 this, base::ASCIIToUTF16("Create Window"))),
185 panel_button_(new views::LabelButton(
186 this, base::ASCIIToUTF16("Create Panel"))),
187 create_nonresizable_button_(new views::LabelButton(
188 this, base::ASCIIToUTF16("Create Non-Resizable Window"))),
189 bubble_button_(new views::LabelButton(
190 this, base::ASCIIToUTF16("Create Pointy Bubble"))),
191 lock_button_(new views::LabelButton(
192 this, base::ASCIIToUTF16("Lock Screen"))),
193 widgets_button_(new views::LabelButton(
194 this, base::ASCIIToUTF16("Show Example Widgets"))),
195 system_modal_button_(new views::LabelButton(
196 this, base::ASCIIToUTF16("Open System Modal Window"))),
197 window_modal_button_(new views::LabelButton(
198 this, base::ASCIIToUTF16("Open Window Modal Window"))),
199 child_modal_button_(new views::LabelButton(
200 this, base::ASCIIToUTF16("Open Child Modal Window"))),
201 transient_button_(new views::LabelButton(
202 this, base::ASCIIToUTF16("Open Non-Modal Transient Window"))),
203 examples_button_(new views::LabelButton(
204 this, base::ASCIIToUTF16("Open Views Examples Window"))),
205 show_hide_window_button_(new views::LabelButton(
206 this, base::ASCIIToUTF16("Show/Hide a Window"))),
207 show_web_notification_(new views::LabelButton(
208 this, base::ASCIIToUTF16("Show a web/app notification"))) {
209 create_button_->SetStyle(views::Button::STYLE_BUTTON);
210 panel_button_->SetStyle(views::Button::STYLE_BUTTON);
211 create_nonresizable_button_->SetStyle(views::Button::STYLE_BUTTON);
212 bubble_button_->SetStyle(views::Button::STYLE_BUTTON);
213 lock_button_->SetStyle(views::Button::STYLE_BUTTON);
214 widgets_button_->SetStyle(views::Button::STYLE_BUTTON);
215 system_modal_button_->SetStyle(views::Button::STYLE_BUTTON);
216 window_modal_button_->SetStyle(views::Button::STYLE_BUTTON);
217 child_modal_button_->SetStyle(views::Button::STYLE_BUTTON);
218 transient_button_->SetStyle(views::Button::STYLE_BUTTON);
219 examples_button_->SetStyle(views::Button::STYLE_BUTTON);
220 show_hide_window_button_->SetStyle(views::Button::STYLE_BUTTON);
221 show_web_notification_->SetStyle(views::Button::STYLE_BUTTON);
223 views::GridLayout* layout = new views::GridLayout(this);
224 layout->SetInsets(5, 5, 5, 5);
225 SetLayoutManager(layout);
226 views::ColumnSet* column_set = layout->AddColumnSet(0);
227 column_set->AddColumn(views::GridLayout::LEADING,
228 views::GridLayout::CENTER,
230 views::GridLayout::USE_PREF,
233 AddViewToLayout(layout, create_button_);
234 AddViewToLayout(layout, panel_button_);
235 AddViewToLayout(layout, create_nonresizable_button_);
236 AddViewToLayout(layout, bubble_button_);
237 AddViewToLayout(layout, lock_button_);
238 AddViewToLayout(layout, widgets_button_);
239 AddViewToLayout(layout, system_modal_button_);
240 AddViewToLayout(layout, window_modal_button_);
241 AddViewToLayout(layout, child_modal_button_);
242 AddViewToLayout(layout, transient_button_);
243 AddViewToLayout(layout, examples_button_);
244 AddViewToLayout(layout, show_hide_window_button_);
245 AddViewToLayout(layout, show_web_notification_);
246 set_context_menu_controller(this);
249 WindowTypeLauncher::~WindowTypeLauncher() {
252 void WindowTypeLauncher::OnPaint(gfx::Canvas* canvas) {
253 canvas->FillRect(GetLocalBounds(), SK_ColorWHITE);
256 bool WindowTypeLauncher::OnMousePressed(const ui::MouseEvent& event) {
257 // Overridden so we get OnMouseReleased and can show the context menu.
258 return true;
261 views::View* WindowTypeLauncher::GetContentsView() {
262 return this;
265 bool WindowTypeLauncher::CanResize() const {
266 return true;
269 base::string16 WindowTypeLauncher::GetWindowTitle() const {
270 return base::ASCIIToUTF16("Examples: Window Builder");
273 bool WindowTypeLauncher::CanMaximize() const {
274 return true;
277 bool WindowTypeLauncher::CanMinimize() const {
278 return true;
281 void WindowTypeLauncher::ButtonPressed(views::Button* sender,
282 const ui::Event& event) {
283 if (sender == create_button_) {
284 ToplevelWindow::CreateParams params;
285 params.can_resize = true;
286 params.can_maximize = true;
287 ToplevelWindow::CreateToplevelWindow(params);
288 } else if (sender == panel_button_) {
289 PanelWindow::CreatePanelWindow(gfx::Rect());
290 } else if (sender == create_nonresizable_button_) {
291 ToplevelWindow::CreateToplevelWindow(ToplevelWindow::CreateParams());
292 } else if (sender == bubble_button_) {
293 CreatePointyBubble(sender);
294 } else if (sender == lock_button_) {
295 Shell::GetInstance()->session_state_delegate()->LockScreen();
296 } else if (sender == widgets_button_) {
297 CreateWidgetsWindow();
298 } else if (sender == system_modal_button_) {
299 ModalWindow::OpenModalWindow(GetWidget()->GetNativeView(),
300 ui::MODAL_TYPE_SYSTEM);
301 } else if (sender == window_modal_button_) {
302 ModalWindow::OpenModalWindow(GetWidget()->GetNativeView(),
303 ui::MODAL_TYPE_WINDOW);
304 } else if (sender == child_modal_button_) {
305 ash::test::CreateChildModalParent(
306 GetWidget()->GetNativeView()->GetRootWindow());
307 } else if (sender == transient_button_) {
308 NonModalTransient::OpenNonModalTransient(GetWidget()->GetNativeView());
309 } else if (sender == show_hide_window_button_) {
310 NonModalTransient::ToggleNonModalTransient(GetWidget()->GetNativeView());
311 } else if (sender == show_web_notification_) {
312 scoped_ptr<message_center::Notification> notification;
313 notification.reset(new message_center::Notification(
314 message_center::NOTIFICATION_TYPE_SIMPLE,
315 "id0",
316 base::ASCIIToUTF16("Test Shell Web Notification"),
317 base::ASCIIToUTF16("Notification message body."),
318 gfx::Image(),
319 base::ASCIIToUTF16("www.testshell.org"),
320 message_center::NotifierId(
321 message_center::NotifierId::APPLICATION, "test-id"),
322 message_center::RichNotificationData(),
323 NULL /* delegate */));
325 ash::Shell::GetPrimaryRootWindowController()->shelf()->status_area_widget()
326 ->web_notification_tray()->message_center()
327 ->AddNotification(notification.Pass());
328 } else if (sender == examples_button_) {
329 views::examples::ShowExamplesWindowWithContent(
330 views::examples::DO_NOTHING_ON_CLOSE,
331 Shell::GetInstance()->delegate()->GetActiveBrowserContext(),
332 NULL);
336 void WindowTypeLauncher::ExecuteCommand(int id, int event_flags) {
337 switch (id) {
338 case COMMAND_NEW_WINDOW:
339 InitWindowTypeLauncher();
340 break;
341 case COMMAND_TOGGLE_FULLSCREEN:
342 GetWidget()->SetFullscreen(!GetWidget()->IsFullscreen());
343 break;
344 default:
345 break;
349 void WindowTypeLauncher::ShowContextMenuForView(
350 views::View* source,
351 const gfx::Point& point,
352 ui::MenuSourceType source_type) {
353 MenuItemView* root = new MenuItemView(this);
354 root->AppendMenuItem(COMMAND_NEW_WINDOW,
355 base::ASCIIToUTF16("New Window"),
356 MenuItemView::NORMAL);
357 root->AppendMenuItem(COMMAND_TOGGLE_FULLSCREEN,
358 base::ASCIIToUTF16("Toggle FullScreen"),
359 MenuItemView::NORMAL);
360 // MenuRunner takes ownership of root.
361 menu_runner_.reset(new MenuRunner(
362 root, MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU));
363 if (menu_runner_->RunMenuAt(GetWidget(),
364 NULL,
365 gfx::Rect(point, gfx::Size()),
366 views::MENU_ANCHOR_TOPLEFT,
367 source_type) == MenuRunner::MENU_DELETED) {
368 return;
372 } // namespace shell
373 } // namespace ash