src/chrome/browser/ui/views/frame/browser_frame.cc

   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 "chrome/browser/ui/views/frame/browser_frame.h"
   6
   7 #include "ash/shell.h"
   8 #include "base/command_line.h"
   9 #include "base/debug/leak_annotations.h"
  10 #include "base/i18n/rtl.h"
  11 #include "chrome/browser/app_mode/app_mode_utils.h"
  12 #include "chrome/browser/themes/theme_service.h"
  13 #include "chrome/browser/themes/theme_service_factory.h"
  14 #include "chrome/browser/ui/browser.h"
  15 #include "chrome/browser/ui/browser_list.h"
  16 #include "chrome/browser/ui/browser_window_state.h"
  17 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
  18 #include "chrome/browser/ui/views/frame/browser_root_view.h"
  19 #include "chrome/browser/ui/views/frame/browser_view.h"
  20 #include "chrome/browser/ui/views/frame/immersive_mode_controller.h"
  21 #include "chrome/browser/ui/views/frame/native_browser_frame.h"
  22 #include "chrome/browser/ui/views/frame/native_browser_frame_factory.h"
  23 #include "chrome/browser/ui/views/frame/system_menu_model_builder.h"
  24 #include "chrome/browser/ui/views/frame/top_container_view.h"
  25 #include "chrome/browser/web_applications/web_app.h"
  26 #include "chrome/common/chrome_switches.h"
  27 #include "chrome/common/pref_names.h"
  28 #include "ui/aura/window.h"
  29 #include "ui/aura/window_event_dispatcher.h"
  30 #include "ui/base/hit_test.h"
  31 #include "ui/base/theme_provider.h"
  32 #include "ui/events/event_handler.h"
  33 #include "ui/gfx/font_list.h"
  34 #include "ui/gfx/screen.h"
  35 #include "ui/views/controls/menu/menu_runner.h"
  36 #include "ui/views/widget/native_widget.h"
  37
  38 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
  39 #include "chrome/browser/shell_integration_linux.h"
  40 #endif
  41
  42 #if defined(USE_ASH)
  43 #include "chrome/browser/ui/ash/ash_init.h"
  44 #endif
  45
  46 #if defined(OS_CHROMEOS)
  47 #include "ash/session/session_state_delegate.h"
  48 #endif
  49
  50 #if defined(USE_X11)
  51 #include "chrome/browser/ui/views/frame/browser_command_handler_x11.h"
  52 #endif
  53
  54 ////////////////////////////////////////////////////////////////////////////////
  55 // BrowserFrame, public:
  56
  57 BrowserFrame::BrowserFrame(BrowserView* browser_view)
  58     : native_browser_frame_(NULL),
  59       root_view_(NULL),
  60       browser_frame_view_(NULL),
  61       browser_view_(browser_view),
  62       theme_provider_(ThemeServiceFactory::GetForProfile(
  63                           browser_view_->browser()->profile())) {
  64   browser_view_->set_frame(this);
  65   set_is_secondary_widget(false);
  66   // Don't focus anything on creation, selecting a tab will set the focus.
  67   set_focus_on_creation(false);
  68
  69 #if defined(USE_X11)
  70   browser_command_handler_.reset(
  71       new BrowserCommandHandlerX11(browser_view_->browser()));
  72 #endif
  73 }
  74
  75 BrowserFrame::~BrowserFrame() {
  76   if (browser_command_handler_ && GetNativeView())
  77     GetNativeView()->RemovePreTargetHandler(browser_command_handler_.get());
  78 }
  79
  80 // static
  81 const gfx::FontList& BrowserFrame::GetTitleFontList() {
  82   static const gfx::FontList* title_font_list = new gfx::FontList();
  83   ANNOTATE_LEAKING_OBJECT_PTR(title_font_list);
  84   return *title_font_list;
  85 }
  86
  87 void BrowserFrame::InitBrowserFrame() {
  88   use_custom_frame_pref_.Init(
  89       prefs::kUseCustomChromeFrame,
  90       browser_view_->browser()->profile()->GetPrefs(),
  91       base::Bind(&BrowserFrame::OnUseCustomChromeFrameChanged,
  92                  base::Unretained(this)));
  93
  94   native_browser_frame_ =
  95       NativeBrowserFrameFactory::CreateNativeBrowserFrame(this, browser_view_);
  96   views::Widget::InitParams params;
  97   params.delegate = browser_view_;
  98   params.native_widget = native_browser_frame_->AsNativeWidget();
  99   if (browser_view_->browser()->is_type_tabbed()) {
 100     // Typed panel/popup can only return a size once the widget has been
 101     // created.
 102     chrome::GetSavedWindowBoundsAndShowState(browser_view_->browser(),
 103                                              &params.bounds,
 104                                              &params.show_state);
 105   }
 106 #if defined(USE_ASH)
 107   if (browser_view_->browser()->host_desktop_type() ==
 108       chrome::HOST_DESKTOP_TYPE_ASH || chrome::ShouldOpenAshOnStartup()) {
 109     params.context = ash::Shell::GetPrimaryRootWindow();
 110 #if defined(OS_WIN)
 111    // If this window is under ASH on Windows, we need it to be translucent.
 112    params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
 113 #endif
 114   }
 115 #endif
 116
 117 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
 118   // Set up a custom WM_CLASS for some sorts of window types. This allows
 119   // task switchers in X11 environments to distinguish between main browser
 120   // windows and e.g app windows.
 121   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
 122   const Browser& browser = *browser_view_->browser();
 123   params.wm_class_class = ShellIntegrationLinux::GetProgramClassName();
 124   params.wm_class_name = params.wm_class_class;
 125   if (browser.is_app() && !browser.is_devtools()) {
 126     // This window is a hosted app or v1 packaged app.
 127     // NOTE: v2 packaged app windows are created by ChromeNativeAppWindowViews.
 128     params.wm_class_name = web_app::GetWMClassFromAppName(browser.app_name());
 129   } else if (command_line.HasSwitch(switches::kUserDataDir)) {
 130     // Set the class name to e.g. "Chrome (/tmp/my-user-data)".  The
 131     // class name will show up in the alt-tab list in gnome-shell if
 132     // you're running a binary that doesn't have a matching .desktop
 133     // file.
 134     const std::string user_data_dir =
 135         command_line.GetSwitchValueNative(switches::kUserDataDir);
 136     params.wm_class_name += " (" + user_data_dir + ")";
 137   }
 138   const char kX11WindowRoleBrowser[] = "browser";
 139   const char kX11WindowRolePopup[] = "pop-up";
 140   params.wm_role_name = browser_view_->browser()->is_type_tabbed() ?
 141       std::string(kX11WindowRoleBrowser) : std::string(kX11WindowRolePopup);
 142
 143   params.remove_standard_frame = UseCustomFrame();
 144   set_frame_type(UseCustomFrame() ? Widget::FRAME_TYPE_FORCE_CUSTOM
 145                                   : Widget::FRAME_TYPE_FORCE_NATIVE);
 146 #endif  // defined(OS_LINUX)
 147
 148   Init(params);
 149
 150   if (!native_browser_frame_->UsesNativeSystemMenu()) {
 151     DCHECK(non_client_view());
 152     non_client_view()->set_context_menu_controller(this);
 153   }
 154
 155   if (browser_command_handler_)
 156     GetNativeWindow()->AddPreTargetHandler(browser_command_handler_.get());
 157 }
 158
 159 void BrowserFrame::SetThemeProvider(scoped_ptr<ui::ThemeProvider> provider) {
 160   owned_theme_provider_ = provider.Pass();
 161   theme_provider_ = owned_theme_provider_.get();
 162 }
 163
 164 int BrowserFrame::GetMinimizeButtonOffset() const {
 165   return native_browser_frame_->GetMinimizeButtonOffset();
 166 }
 167
 168 gfx::Rect BrowserFrame::GetBoundsForTabStrip(views::View* tabstrip) const {
 169   // This can be invoked before |browser_frame_view_| has been set.
 170   return browser_frame_view_ ?
 171       browser_frame_view_->GetBoundsForTabStrip(tabstrip) : gfx::Rect();
 172 }
 173
 174 int BrowserFrame::GetTopInset() const {
 175   return browser_frame_view_->GetTopInset();
 176 }
 177
 178 int BrowserFrame::GetThemeBackgroundXInset() const {
 179   return browser_frame_view_->GetThemeBackgroundXInset();
 180 }
 181
 182 void BrowserFrame::UpdateThrobber(bool running) {
 183   browser_frame_view_->UpdateThrobber(running);
 184 }
 185
 186 views::View* BrowserFrame::GetFrameView() const {
 187   return browser_frame_view_;
 188 }
 189
 190 bool BrowserFrame::UseCustomFrame() const {
 191   return use_custom_frame_pref_.GetValue();
 192 }
 193
 194 bool BrowserFrame::ShouldSaveWindowPlacement() const {
 195   return native_browser_frame_->ShouldSaveWindowPlacement();
 196 }
 197
 198 void BrowserFrame::GetWindowPlacement(gfx::Rect* bounds,
 199                                       ui::WindowShowState* show_state) const {
 200   return native_browser_frame_->GetWindowPlacement(bounds, show_state);
 201 }
 202
 203 ///////////////////////////////////////////////////////////////////////////////
 204 // BrowserFrame, views::Widget overrides:
 205
 206 views::internal::RootView* BrowserFrame::CreateRootView() {
 207   root_view_ = new BrowserRootView(browser_view_, this);
 208   return root_view_;
 209 }
 210
 211 views::NonClientFrameView* BrowserFrame::CreateNonClientFrameView() {
 212   browser_frame_view_ =
 213       chrome::CreateBrowserNonClientFrameView(this, browser_view_);
 214   return browser_frame_view_;
 215 }
 216
 217 bool BrowserFrame::GetAccelerator(int command_id,
 218                                   ui::Accelerator* accelerator) {
 219   return browser_view_->GetAccelerator(command_id, accelerator);
 220 }
 221
 222 ui::ThemeProvider* BrowserFrame::GetThemeProvider() const {
 223   return theme_provider_;
 224 }
 225
 226 void BrowserFrame::SchedulePaintInRect(const gfx::Rect& rect) {
 227   views::Widget::SchedulePaintInRect(rect);
 228
 229   // Paint the frame caption area and window controls during immersive reveal.
 230   if (browser_view_ &&
 231       browser_view_->immersive_mode_controller()->IsRevealed()) {
 232     // This function should not be reentrant because the TopContainerView
 233     // paints to a layer for the duration of the immersive reveal.
 234     views::View* top_container = browser_view_->top_container();
 235     CHECK(top_container->layer());
 236     top_container->SchedulePaintInRect(rect);
 237   }
 238 }
 239
 240 void BrowserFrame::OnNativeWidgetActivationChanged(bool active) {
 241   if (active) {
 242     // When running under remote desktop, if the remote desktop client is not
 243     // active on the users desktop, then none of the windows contained in the
 244     // remote desktop will be activated.  However, NativeWidget::Activate() will
 245     // still bring this browser window to the foreground.  We explicitly set
 246     // ourselves as the last active browser window to ensure that we get treated
 247     // as such by the rest of Chrome.
 248     BrowserList::SetLastActive(browser_view_->browser());
 249   }
 250   Widget::OnNativeWidgetActivationChanged(active);
 251 }
 252
 253 void BrowserFrame::ShowContextMenuForView(views::View* source,
 254                                           const gfx::Point& p,
 255                                           ui::MenuSourceType source_type) {
 256   if (chrome::IsRunningInForcedAppMode())
 257     return;
 258
 259   // Only show context menu if point is in unobscured parts of browser, i.e.
 260   // if NonClientHitTest returns :
 261   // - HTCAPTION: in title bar or unobscured part of tabstrip
 262   // - HTNOWHERE: as the name implies.
 263   gfx::Point point_in_view_coords(p);
 264   views::View::ConvertPointFromScreen(non_client_view(), &point_in_view_coords);
 265   int hit_test = non_client_view()->NonClientHitTest(point_in_view_coords);
 266   if (hit_test == HTCAPTION || hit_test == HTNOWHERE) {
 267     menu_runner_.reset(new views::MenuRunner(GetSystemMenuModel()));
 268     if (menu_runner_->RunMenuAt(source->GetWidget(),
 269                                 NULL,
 270                                 gfx::Rect(p, gfx::Size(0, 0)),
 271                                 views::MENU_ANCHOR_TOPLEFT,
 272                                 source_type,
 273                                 views::MenuRunner::HAS_MNEMONICS |
 274                                     views::MenuRunner::CONTEXT_MENU) ==
 275         views::MenuRunner::MENU_DELETED) {
 276       return;
 277     }
 278   }
 279 }
 280
 281 ui::MenuModel* BrowserFrame::GetSystemMenuModel() {
 282 #if defined(OS_CHROMEOS)
 283   ash::SessionStateDelegate* delegate =
 284       ash::Shell::GetInstance()->session_state_delegate();
 285   if (delegate && delegate->NumberOfLoggedInUsers() > 1) {
 286     // In Multi user mode, the number of users as well as the order of users
 287     // can change. Coming here we have more then one user and since the menu
 288     // model contains the user information, it must get updated to show any
 289     // changes happened since the last invocation.
 290     menu_model_builder_.reset();
 291   }
 292 #endif
 293   if (!menu_model_builder_.get()) {
 294     menu_model_builder_.reset(
 295         new SystemMenuModelBuilder(browser_view_, browser_view_->browser()));
 296     menu_model_builder_->Init();
 297   }
 298   return menu_model_builder_->menu_model();
 299 }
 300
 301 AvatarMenuButton* BrowserFrame::GetAvatarMenuButton() {
 302   return browser_frame_view_->avatar_button();
 303 }
 304
 305 NewAvatarButton* BrowserFrame::GetNewAvatarMenuButton() {
 306   return browser_frame_view_->new_avatar_button();
 307 }
 308
 309 bool BrowserFrame::ShouldLeaveOffsetNearTopBorder() {
 310   return !IsMaximized();
 311 }
 312
 313 void BrowserFrame::OnUseCustomChromeFrameChanged() {
 314   // Tell the window manager to add or remove system borders.
 315   set_frame_type(UseCustomFrame() ? Widget::FRAME_TYPE_FORCE_CUSTOM
 316                                   : Widget::FRAME_TYPE_FORCE_NATIVE);
 317   FrameTypeChanged();
 318 }