chrome/browser/devtools/devtools_window.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/devtools/devtools_window.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/command_line.h"
  10 #include "base/json/json_reader.h"
  11 #include "base/metrics/histogram.h"
  12 #include "base/prefs/scoped_user_pref_update.h"
  13 #include "base/time/time.h"
  14 #include "base/values.h"
  15 #include "chrome/browser/file_select_helper.h"
  16 #include "chrome/browser/infobars/infobar_service.h"
  17 #include "chrome/browser/prefs/pref_service_syncable.h"
  18 #include "chrome/browser/profiles/profile.h"
  19 #include "chrome/browser/sessions/session_tab_helper.h"
  20 #include "chrome/browser/task_management/web_contents_tags.h"
  21 #include "chrome/browser/ui/browser.h"
  22 #include "chrome/browser/ui/browser_dialogs.h"
  23 #include "chrome/browser/ui/browser_iterator.h"
  24 #include "chrome/browser/ui/browser_list.h"
  25 #include "chrome/browser/ui/browser_tabstrip.h"
  26 #include "chrome/browser/ui/browser_window.h"
  27 #include "chrome/browser/ui/host_desktop.h"
  28 #include "chrome/browser/ui/prefs/prefs_tab_helper.h"
  29 #include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
  30 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  31 #include "chrome/browser/ui/webui/devtools_ui.h"
  32 #include "chrome/common/chrome_switches.h"
  33 #include "chrome/common/pref_names.h"
  34 #include "chrome/common/url_constants.h"
  35 #include "components/pref_registry/pref_registry_syncable.h"
  36 #include "components/ui/zoom/page_zoom.h"
  37 #include "components/ui/zoom/zoom_controller.h"
  38 #include "content/public/browser/browser_thread.h"
  39 #include "content/public/browser/devtools_agent_host.h"
  40 #include "content/public/browser/native_web_keyboard_event.h"
  41 #include "content/public/browser/navigation_controller.h"
  42 #include "content/public/browser/navigation_entry.h"
  43 #include "content/public/browser/render_frame_host.h"
  44 #include "content/public/browser/render_process_host.h"
  45 #include "content/public/browser/render_view_host.h"
  46 #include "content/public/browser/render_widget_host_view.h"
  47 #include "content/public/browser/user_metrics.h"
  48 #include "content/public/browser/web_contents.h"
  49 #include "content/public/common/content_client.h"
  50 #include "content/public/common/url_constants.h"
  51 #include "net/base/escape.h"
  52 #include "third_party/WebKit/public/web/WebInputEvent.h"
  53 #include "ui/base/page_transition_types.h"
  54 #include "ui/events/keycodes/keyboard_code_conversion.h"
  55 #include "ui/events/keycodes/keyboard_codes.h"
  56
  57 using base::DictionaryValue;
  58 using blink::WebInputEvent;
  59 using content::BrowserThread;
  60 using content::DevToolsAgentHost;
  61 using content::WebContents;
  62
  63 namespace {
  64
  65 typedef std::vector<DevToolsWindow*> DevToolsWindows;
  66 base::LazyInstance<DevToolsWindows>::Leaky g_instances =
  67     LAZY_INSTANCE_INITIALIZER;
  68
  69 static const char kKeyUpEventName[] = "keyup";
  70 static const char kKeyDownEventName[] = "keydown";
  71
  72 bool FindInspectedBrowserAndTabIndex(
  73     WebContents* inspected_web_contents, Browser** browser, int* tab) {
  74   if (!inspected_web_contents)
  75     return false;
  76
  77   for (chrome::BrowserIterator it; !it.done(); it.Next()) {
  78     int tab_index = it->tab_strip_model()->GetIndexOfWebContents(
  79         inspected_web_contents);
  80     if (tab_index != TabStripModel::kNoTab) {
  81       *browser = *it;
  82       *tab = tab_index;
  83       return true;
  84     }
  85   }
  86   return false;
  87 }
  88
  89 // DevToolsToolboxDelegate ----------------------------------------------------
  90
  91 class DevToolsToolboxDelegate
  92     : public content::WebContentsObserver,
  93       public content::WebContentsDelegate {
  94  public:
  95   DevToolsToolboxDelegate(
  96       WebContents* toolbox_contents,
  97       DevToolsWindow::ObserverWithAccessor* web_contents_observer);
  98   ~DevToolsToolboxDelegate() override;
  99
 100   content::WebContents* OpenURLFromTab(
 101       content::WebContents* source,
 102       const content::OpenURLParams& params) override;
 103   bool PreHandleKeyboardEvent(content::WebContents* source,
 104                               const content::NativeWebKeyboardEvent& event,
 105                               bool* is_keyboard_shortcut) override;
 106   void HandleKeyboardEvent(
 107       content::WebContents* source,
 108       const content::NativeWebKeyboardEvent& event) override;
 109   void WebContentsDestroyed() override;
 110
 111  private:
 112   BrowserWindow* GetInspectedBrowserWindow();
 113   DevToolsWindow::ObserverWithAccessor* inspected_contents_observer_;
 114   DISALLOW_COPY_AND_ASSIGN(DevToolsToolboxDelegate);
 115 };
 116
 117 DevToolsToolboxDelegate::DevToolsToolboxDelegate(
 118     WebContents* toolbox_contents,
 119     DevToolsWindow::ObserverWithAccessor* web_contents_observer)
 120     : WebContentsObserver(toolbox_contents),
 121       inspected_contents_observer_(web_contents_observer) {
 122 }
 123
 124 DevToolsToolboxDelegate::~DevToolsToolboxDelegate() {
 125 }
 126
 127 content::WebContents* DevToolsToolboxDelegate::OpenURLFromTab(
 128     content::WebContents* source,
 129     const content::OpenURLParams& params) {
 130   DCHECK(source == web_contents());
 131   if (!params.url.SchemeIs(content::kChromeDevToolsScheme))
 132     return NULL;
 133   content::NavigationController::LoadURLParams load_url_params(params.url);
 134   source->GetController().LoadURLWithParams(load_url_params);
 135   return source;
 136 }
 137
 138 bool DevToolsToolboxDelegate::PreHandleKeyboardEvent(
 139     content::WebContents* source,
 140     const content::NativeWebKeyboardEvent& event,
 141     bool* is_keyboard_shortcut) {
 142   BrowserWindow* window = GetInspectedBrowserWindow();
 143   if (window)
 144     return window->PreHandleKeyboardEvent(event, is_keyboard_shortcut);
 145   return false;
 146 }
 147
 148 void DevToolsToolboxDelegate::HandleKeyboardEvent(
 149     content::WebContents* source,
 150     const content::NativeWebKeyboardEvent& event) {
 151   if (event.windowsKeyCode == 0x08) {
 152     // Do not navigate back in history on Windows (http://crbug.com/74156).
 153     return;
 154   }
 155   BrowserWindow* window = GetInspectedBrowserWindow();
 156   if (window)
 157     window->HandleKeyboardEvent(event);
 158 }
 159
 160 void DevToolsToolboxDelegate::WebContentsDestroyed() {
 161   delete this;
 162 }
 163
 164 BrowserWindow* DevToolsToolboxDelegate::GetInspectedBrowserWindow() {
 165   WebContents* inspected_contents =
 166       inspected_contents_observer_->web_contents();
 167   if (!inspected_contents)
 168     return NULL;
 169   Browser* browser = NULL;
 170   int tab = 0;
 171   if (FindInspectedBrowserAndTabIndex(inspected_contents, &browser, &tab))
 172     return browser->window();
 173   return NULL;
 174 }
 175
 176 // static
 177 GURL DecorateFrontendURL(const GURL& base_url) {
 178   std::string frontend_url = base_url.spec();
 179   std::string url_string(
 180       frontend_url +
 181       ((frontend_url.find("?") == std::string::npos) ? "?" : "&") +
 182       "dockSide=undocked"); // TODO(dgozman): remove this support in M38.
 183   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
 184           switches::kEnableDevToolsExperiments))
 185     url_string += "&experiments=true";
 186 #if defined(DEBUG_DEVTOOLS)
 187   url_string += "&debugFrontend=true";
 188 #endif  // defined(DEBUG_DEVTOOLS)
 189   return GURL(url_string);
 190 }
 191
 192 }  // namespace
 193
 194 // DevToolsEventForwarder -----------------------------------------------------
 195
 196 class DevToolsEventForwarder {
 197  public:
 198   explicit DevToolsEventForwarder(DevToolsWindow* window)
 199      : devtools_window_(window) {}
 200
 201   // Registers whitelisted shortcuts with the forwarder.
 202   // Only registered keys will be forwarded to the DevTools frontend.
 203   void SetWhitelistedShortcuts(const std::string& message);
 204
 205   // Forwards a keyboard event to the DevTools frontend if it is whitelisted.
 206   // Returns |true| if the event has been forwarded, |false| otherwise.
 207   bool ForwardEvent(const content::NativeWebKeyboardEvent& event);
 208
 209  private:
 210   static bool KeyWhitelistingAllowed(int key_code, int modifiers);
 211   static int CombineKeyCodeAndModifiers(int key_code, int modifiers);
 212
 213   DevToolsWindow* devtools_window_;
 214   std::set<int> whitelisted_keys_;
 215
 216   DISALLOW_COPY_AND_ASSIGN(DevToolsEventForwarder);
 217 };
 218
 219 void DevToolsEventForwarder::SetWhitelistedShortcuts(
 220     const std::string& message) {
 221   scoped_ptr<base::Value> parsed_message = base::JSONReader::Read(message);
 222   base::ListValue* shortcut_list;
 223   if (!parsed_message->GetAsList(&shortcut_list))
 224       return;
 225   base::ListValue::iterator it = shortcut_list->begin();
 226   for (; it != shortcut_list->end(); ++it) {
 227     base::DictionaryValue* dictionary;
 228     if (!(*it)->GetAsDictionary(&dictionary))
 229       continue;
 230     int key_code = 0;
 231     dictionary->GetInteger("keyCode", &key_code);
 232     if (key_code == 0)
 233       continue;
 234     int modifiers = 0;
 235     dictionary->GetInteger("modifiers", &modifiers);
 236     if (!KeyWhitelistingAllowed(key_code, modifiers)) {
 237       LOG(WARNING) << "Key whitelisting forbidden: "
 238                    << "(" << key_code << "," << modifiers << ")";
 239       continue;
 240     }
 241     whitelisted_keys_.insert(CombineKeyCodeAndModifiers(key_code, modifiers));
 242   }
 243 }
 244
 245 bool DevToolsEventForwarder::ForwardEvent(
 246     const content::NativeWebKeyboardEvent& event) {
 247   std::string event_type;
 248   switch (event.type) {
 249     case WebInputEvent::KeyDown:
 250     case WebInputEvent::RawKeyDown:
 251       event_type = kKeyDownEventName;
 252       break;
 253     case WebInputEvent::KeyUp:
 254       event_type = kKeyUpEventName;
 255       break;
 256     default:
 257       return false;
 258   }
 259
 260   int key_code = ui::LocatedToNonLocatedKeyboardCode(
 261       static_cast<ui::KeyboardCode>(event.windowsKeyCode));
 262   int key = CombineKeyCodeAndModifiers(key_code, event.modifiers);
 263   if (whitelisted_keys_.find(key) == whitelisted_keys_.end())
 264     return false;
 265
 266   base::DictionaryValue event_data;
 267   event_data.SetString("type", event_type);
 268   event_data.SetString("keyIdentifier", event.keyIdentifier);
 269   event_data.SetInteger("keyCode", key_code);
 270   event_data.SetInteger("modifiers", event.modifiers);
 271   devtools_window_->bindings_->CallClientFunction(
 272       "DevToolsAPI.keyEventUnhandled", &event_data, NULL, NULL);
 273   return true;
 274 }
 275
 276 int DevToolsEventForwarder::CombineKeyCodeAndModifiers(int key_code,
 277                                                        int modifiers) {
 278   return key_code | (modifiers << 16);
 279 }
 280
 281 bool DevToolsEventForwarder::KeyWhitelistingAllowed(int key_code,
 282                                                     int modifiers) {
 283   return (ui::VKEY_F1 <= key_code && key_code <= ui::VKEY_F12) ||
 284       modifiers != 0;
 285 }
 286
 287 // DevToolsWindow::ObserverWithAccessor -------------------------------
 288
 289 DevToolsWindow::ObserverWithAccessor::ObserverWithAccessor(
 290     WebContents* web_contents)
 291     : WebContentsObserver(web_contents) {
 292 }
 293
 294 DevToolsWindow::ObserverWithAccessor::~ObserverWithAccessor() {
 295 }
 296
 297 // DevToolsWindow -------------------------------------------------------------
 298
 299 const char DevToolsWindow::kDevToolsApp[] = "DevToolsApp";
 300
 301 DevToolsWindow::~DevToolsWindow() {
 302   life_stage_ = kClosing;
 303
 304   UpdateBrowserWindow();
 305   UpdateBrowserToolbar();
 306
 307   if (toolbox_web_contents_)
 308     delete toolbox_web_contents_;
 309
 310   DevToolsWindows* instances = g_instances.Pointer();
 311   DevToolsWindows::iterator it(
 312       std::find(instances->begin(), instances->end(), this));
 313   DCHECK(it != instances->end());
 314   instances->erase(it);
 315
 316   if (!close_callback_.is_null()) {
 317     close_callback_.Run();
 318     close_callback_ = base::Closure();
 319   }
 320 }
 321
 322 // static
 323 void DevToolsWindow::RegisterProfilePrefs(
 324     user_prefs::PrefRegistrySyncable* registry) {
 325   registry->RegisterDictionaryPref(prefs::kDevToolsEditedFiles);
 326   registry->RegisterDictionaryPref(prefs::kDevToolsFileSystemPaths);
 327   registry->RegisterStringPref(prefs::kDevToolsAdbKey, std::string());
 328
 329   registry->RegisterBooleanPref(prefs::kDevToolsDiscoverUsbDevicesEnabled,
 330                                 true);
 331   registry->RegisterBooleanPref(prefs::kDevToolsPortForwardingEnabled, false);
 332   registry->RegisterBooleanPref(prefs::kDevToolsPortForwardingDefaultSet,
 333                                 false);
 334   registry->RegisterDictionaryPref(prefs::kDevToolsPortForwardingConfig);
 335   registry->RegisterDictionaryPref(prefs::kDevToolsPreferences);
 336 }
 337
 338 // static
 339 content::WebContents* DevToolsWindow::GetInTabWebContents(
 340     WebContents* inspected_web_contents,
 341     DevToolsContentsResizingStrategy* out_strategy) {
 342   DevToolsWindow* window = GetInstanceForInspectedWebContents(
 343       inspected_web_contents);
 344   if (!window || window->life_stage_ == kClosing)
 345     return NULL;
 346
 347   // Not yet loaded window is treated as docked, but we should not present it
 348   // until we decided on docking.
 349   bool is_docked_set = window->life_stage_ == kLoadCompleted ||
 350       window->life_stage_ == kIsDockedSet;
 351   if (!is_docked_set)
 352     return NULL;
 353
 354   // Undocked window should have toolbox web contents.
 355   if (!window->is_docked_ && !window->toolbox_web_contents_)
 356     return NULL;
 357
 358   if (out_strategy)
 359     out_strategy->CopyFrom(window->contents_resizing_strategy_);
 360
 361   return window->is_docked_ ? window->main_web_contents_ :
 362       window->toolbox_web_contents_;
 363 }
 364
 365 // static
 366 DevToolsWindow* DevToolsWindow::GetInstanceForInspectedWebContents(
 367     WebContents* inspected_web_contents) {
 368   if (!inspected_web_contents || g_instances == NULL)
 369     return NULL;
 370   DevToolsWindows* instances = g_instances.Pointer();
 371   for (DevToolsWindows::iterator it(instances->begin()); it != instances->end();
 372        ++it) {
 373     if ((*it)->GetInspectedWebContents() == inspected_web_contents)
 374       return *it;
 375   }
 376   return NULL;
 377 }
 378
 379 // static
 380 bool DevToolsWindow::IsDevToolsWindow(content::WebContents* web_contents) {
 381   if (!web_contents || g_instances == NULL)
 382     return false;
 383   DevToolsWindows* instances = g_instances.Pointer();
 384   for (DevToolsWindows::iterator it(instances->begin()); it != instances->end();
 385        ++it) {
 386     if ((*it)->main_web_contents_ == web_contents ||
 387         (*it)->toolbox_web_contents_ == web_contents)
 388       return true;
 389   }
 390   return false;
 391 }
 392
 393 // static
 394 void DevToolsWindow::OpenDevToolsWindowForWorker(
 395     Profile* profile,
 396     const scoped_refptr<DevToolsAgentHost>& worker_agent) {
 397   DevToolsWindow* window = FindDevToolsWindow(worker_agent.get());
 398   if (!window) {
 399     window = DevToolsWindow::CreateDevToolsWindowForWorker(profile);
 400     if (!window)
 401       return;
 402     window->bindings_->AttachTo(worker_agent);
 403   }
 404   window->ScheduleShow(DevToolsToggleAction::Show());
 405 }
 406
 407 // static
 408 DevToolsWindow* DevToolsWindow::CreateDevToolsWindowForWorker(
 409     Profile* profile) {
 410   content::RecordAction(base::UserMetricsAction("DevTools_InspectWorker"));
 411   return Create(profile, GURL(), NULL, true, std::string(), false, "");
 412 }
 413
 414 // static
 415 void DevToolsWindow::OpenDevToolsWindow(
 416     content::WebContents* inspected_web_contents) {
 417   ToggleDevToolsWindow(
 418         inspected_web_contents, true, DevToolsToggleAction::Show(), "");
 419 }
 420
 421 // static
 422 void DevToolsWindow::OpenDevToolsWindow(
 423     content::WebContents* inspected_web_contents,
 424     const DevToolsToggleAction& action) {
 425   ToggleDevToolsWindow(inspected_web_contents, true, action, "");
 426 }
 427
 428 // static
 429 void DevToolsWindow::OpenDevToolsWindow(
 430     Profile* profile,
 431     const scoped_refptr<content::DevToolsAgentHost>& agent_host) {
 432   DevToolsWindow* window = FindDevToolsWindow(agent_host.get());
 433   if (!window) {
 434     window = DevToolsWindow::Create(
 435         profile, GURL(), nullptr, false, std::string(), false, std::string());
 436     if (!window)
 437       return;
 438     window->bindings_->AttachTo(agent_host);
 439   }
 440   window->ScheduleShow(DevToolsToggleAction::Show());
 441 }
 442
 443 // static
 444 void DevToolsWindow::ToggleDevToolsWindow(
 445     Browser* browser,
 446     const DevToolsToggleAction& action) {
 447   if (action.type() == DevToolsToggleAction::kToggle &&
 448       browser->is_devtools()) {
 449     browser->tab_strip_model()->CloseAllTabs();
 450     return;
 451   }
 452
 453   ToggleDevToolsWindow(
 454       browser->tab_strip_model()->GetActiveWebContents(),
 455       action.type() == DevToolsToggleAction::kInspect,
 456       action, "");
 457 }
 458
 459 // static
 460 void DevToolsWindow::OpenExternalFrontend(
 461     Profile* profile,
 462     const std::string& frontend_url,
 463     const scoped_refptr<content::DevToolsAgentHost>& agent_host,
 464     bool isWorker) {
 465   DevToolsWindow* window = FindDevToolsWindow(agent_host.get());
 466   if (!window) {
 467     window = Create(profile, GURL(), nullptr, isWorker,
 468         DevToolsUI::GetProxyURL(frontend_url).spec(), false, std::string());
 469     if (!window)
 470       return;
 471     window->bindings_->AttachTo(agent_host);
 472   }
 473
 474   window->ScheduleShow(DevToolsToggleAction::Show());
 475 }
 476
 477 // static
 478 void DevToolsWindow::ToggleDevToolsWindow(
 479     content::WebContents* inspected_web_contents,
 480     bool force_open,
 481     const DevToolsToggleAction& action,
 482     const std::string& settings) {
 483   scoped_refptr<DevToolsAgentHost> agent(
 484       DevToolsAgentHost::GetOrCreateFor(inspected_web_contents));
 485   DevToolsWindow* window = FindDevToolsWindow(agent.get());
 486   bool do_open = force_open;
 487   if (!window) {
 488     Profile* profile = Profile::FromBrowserContext(
 489         inspected_web_contents->GetBrowserContext());
 490     content::RecordAction(
 491         base::UserMetricsAction("DevTools_InspectRenderer"));
 492     window = Create(profile, GURL(), inspected_web_contents,
 493                     false, std::string(), true, settings);
 494     if (!window)
 495       return;
 496     window->bindings_->AttachTo(agent.get());
 497     do_open = true;
 498   }
 499
 500   // Update toolbar to reflect DevTools changes.
 501   window->UpdateBrowserToolbar();
 502
 503   // If window is docked and visible, we hide it on toggle. If window is
 504   // undocked, we show (activate) it.
 505   if (!window->is_docked_ || do_open)
 506     window->ScheduleShow(action);
 507   else
 508     window->CloseWindow();
 509 }
 510
 511 // static
 512 void DevToolsWindow::InspectElement(
 513     content::WebContents* inspected_web_contents,
 514     int x,
 515     int y) {
 516   scoped_refptr<DevToolsAgentHost> agent(
 517       DevToolsAgentHost::GetOrCreateFor(inspected_web_contents));
 518   agent->InspectElement(x, y);
 519   bool should_measure_time = FindDevToolsWindow(agent.get()) == NULL;
 520   base::TimeTicks start_time = base::TimeTicks::Now();
 521   // TODO(loislo): we should initiate DevTools window opening from within
 522   // renderer. Otherwise, we still can hit a race condition here.
 523   OpenDevToolsWindow(inspected_web_contents);
 524
 525   DevToolsWindow* window = FindDevToolsWindow(agent.get());
 526   if (should_measure_time && window)
 527     window->inspect_element_start_time_ = start_time;
 528 }
 529
 530 void DevToolsWindow::ScheduleShow(const DevToolsToggleAction& action) {
 531   if (life_stage_ == kLoadCompleted) {
 532     Show(action);
 533     return;
 534   }
 535
 536   // Action will be done only after load completed.
 537   action_on_load_ = action;
 538
 539   if (!can_dock_) {
 540     // No harm to show always-undocked window right away.
 541     is_docked_ = false;
 542     Show(DevToolsToggleAction::Show());
 543   }
 544 }
 545
 546 void DevToolsWindow::Show(const DevToolsToggleAction& action) {
 547   if (life_stage_ == kClosing)
 548     return;
 549
 550   if (action.type() == DevToolsToggleAction::kNoOp)
 551     return;
 552
 553   if (is_docked_) {
 554     DCHECK(can_dock_);
 555     Browser* inspected_browser = NULL;
 556     int inspected_tab_index = -1;
 557     FindInspectedBrowserAndTabIndex(GetInspectedWebContents(),
 558                                     &inspected_browser,
 559                                     &inspected_tab_index);
 560     DCHECK(inspected_browser);
 561     DCHECK(inspected_tab_index != -1);
 562
 563     // Tell inspected browser to update splitter and switch to inspected panel.
 564     BrowserWindow* inspected_window = inspected_browser->window();
 565     main_web_contents_->SetDelegate(this);
 566
 567     TabStripModel* tab_strip_model = inspected_browser->tab_strip_model();
 568     tab_strip_model->ActivateTabAt(inspected_tab_index, true);
 569
 570     inspected_window->UpdateDevTools();
 571     main_web_contents_->SetInitialFocus();
 572     inspected_window->Show();
 573     // On Aura, focusing once is not enough. Do it again.
 574     // Note that focusing only here but not before isn't enough either. We just
 575     // need to focus twice.
 576     main_web_contents_->SetInitialFocus();
 577
 578     PrefsTabHelper::CreateForWebContents(main_web_contents_);
 579     main_web_contents_->GetRenderViewHost()->SyncRendererPrefs();
 580
 581     DoAction(action);
 582     return;
 583   }
 584
 585   // Avoid consecutive window switching if the devtools window has been opened
 586   // and the Inspect Element shortcut is pressed in the inspected tab.
 587   bool should_show_window =
 588       !browser_ || (action.type() != DevToolsToggleAction::kInspect);
 589
 590   if (!browser_)
 591     CreateDevToolsBrowser();
 592
 593   if (should_show_window) {
 594     browser_->window()->Show();
 595     main_web_contents_->SetInitialFocus();
 596   }
 597   if (toolbox_web_contents_)
 598     UpdateBrowserWindow();
 599
 600   DoAction(action);
 601 }
 602
 603 // static
 604 bool DevToolsWindow::HandleBeforeUnload(WebContents* frontend_contents,
 605     bool proceed, bool* proceed_to_fire_unload) {
 606   DevToolsWindow* window = AsDevToolsWindow(frontend_contents);
 607   if (!window)
 608     return false;
 609   if (!window->intercepted_page_beforeunload_)
 610     return false;
 611   window->BeforeUnloadFired(frontend_contents, proceed,
 612       proceed_to_fire_unload);
 613   return true;
 614 }
 615
 616 // static
 617 bool DevToolsWindow::InterceptPageBeforeUnload(WebContents* contents) {
 618   DevToolsWindow* window =
 619       DevToolsWindow::GetInstanceForInspectedWebContents(contents);
 620   if (!window || window->intercepted_page_beforeunload_)
 621     return false;
 622
 623   // Not yet loaded frontend will not handle beforeunload.
 624   if (window->life_stage_ != kLoadCompleted)
 625     return false;
 626
 627   window->intercepted_page_beforeunload_ = true;
 628   // Handle case of devtools inspecting another devtools instance by passing
 629   // the call up to the inspecting devtools instance.
 630   if (!DevToolsWindow::InterceptPageBeforeUnload(window->main_web_contents_)) {
 631     window->main_web_contents_->DispatchBeforeUnload(false);
 632   }
 633   return true;
 634 }
 635
 636 // static
 637 bool DevToolsWindow::NeedsToInterceptBeforeUnload(
 638     WebContents* contents) {
 639   DevToolsWindow* window =
 640       DevToolsWindow::GetInstanceForInspectedWebContents(contents);
 641   return window && !window->intercepted_page_beforeunload_;
 642 }
 643
 644 // static
 645 bool DevToolsWindow::HasFiredBeforeUnloadEventForDevToolsBrowser(
 646     Browser* browser) {
 647   DCHECK(browser->is_devtools());
 648   // When FastUnloadController is used, devtools frontend will be detached
 649   // from the browser window at this point which means we've already fired
 650   // beforeunload.
 651   if (browser->tab_strip_model()->empty())
 652     return true;
 653   WebContents* contents =
 654       browser->tab_strip_model()->GetWebContentsAt(0);
 655   DevToolsWindow* window = AsDevToolsWindow(contents);
 656   if (!window)
 657     return false;
 658   return window->intercepted_page_beforeunload_;
 659 }
 660
 661 // static
 662 void DevToolsWindow::OnPageCloseCanceled(WebContents* contents) {
 663   DevToolsWindow* window =
 664       DevToolsWindow::GetInstanceForInspectedWebContents(contents);
 665   if (!window)
 666     return;
 667   window->intercepted_page_beforeunload_ = false;
 668   // Propagate to devtools opened on devtools if any.
 669   DevToolsWindow::OnPageCloseCanceled(window->main_web_contents_);
 670 }
 671
 672 DevToolsWindow::DevToolsWindow(Profile* profile,
 673                                WebContents* main_web_contents,
 674                                DevToolsUIBindings* bindings,
 675                                WebContents* inspected_web_contents,
 676                                bool can_dock)
 677     : profile_(profile),
 678       main_web_contents_(main_web_contents),
 679       toolbox_web_contents_(nullptr),
 680       bindings_(bindings),
 681       browser_(nullptr),
 682       is_docked_(true),
 683       can_dock_(can_dock),
 684       // This initialization allows external front-end to work without changes.
 685       // We don't wait for docking call, but instead immediately show undocked.
 686       // Passing "dockSide=undocked" parameter ensures proper UI.
 687       life_stage_(can_dock ? kNotLoaded : kIsDockedSet),
 688       action_on_load_(DevToolsToggleAction::NoOp()),
 689       intercepted_page_beforeunload_(false) {
 690   // Set up delegate, so we get fully-functional window immediately.
 691   // It will not appear in UI though until |life_stage_ == kLoadCompleted|.
 692   main_web_contents_->SetDelegate(this);
 693   // Bindings take ownership over devtools as its delegate.
 694   bindings_->SetDelegate(this);
 695   // DevTools uses PageZoom::Zoom(), so main_web_contents_ requires a
 696   // ZoomController.
 697   ui_zoom::ZoomController::CreateForWebContents(main_web_contents_);
 698   ui_zoom::ZoomController::FromWebContents(main_web_contents_)
 699       ->SetShowsNotificationBubble(false);
 700
 701   g_instances.Get().push_back(this);
 702
 703   // There is no inspected_web_contents in case of various workers.
 704   if (inspected_web_contents)
 705     inspected_contents_observer_.reset(
 706         new ObserverWithAccessor(inspected_web_contents));
 707
 708   // Initialize docked page to be of the right size.
 709   if (can_dock_ && inspected_web_contents) {
 710     content::RenderWidgetHostView* inspected_view =
 711         inspected_web_contents->GetRenderWidgetHostView();
 712     if (inspected_view && main_web_contents_->GetRenderWidgetHostView()) {
 713       gfx::Size size = inspected_view->GetViewBounds().size();
 714       main_web_contents_->GetRenderWidgetHostView()->SetSize(size);
 715     }
 716   }
 717
 718   event_forwarder_.reset(new DevToolsEventForwarder(this));
 719
 720   // Tag the DevTools main WebContents with its TaskManager specific UserData
 721   // so that it shows up in the task manager.
 722   task_management::WebContentsTags::CreateForDevToolsContents(
 723       main_web_contents_);
 724 }
 725
 726 // static
 727 DevToolsWindow* DevToolsWindow::Create(
 728     Profile* profile,
 729     const GURL& frontend_url,
 730     content::WebContents* inspected_web_contents,
 731     bool shared_worker_frontend,
 732     const std::string& remote_frontend,
 733     bool can_dock,
 734     const std::string& settings) {
 735   if (profile->GetPrefs()->GetBoolean(prefs::kDevToolsDisabled) ||
 736       base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kKioskMode))
 737     return nullptr;
 738
 739   if (inspected_web_contents) {
 740     // Check for a place to dock.
 741     Browser* browser = NULL;
 742     int tab;
 743     if (!FindInspectedBrowserAndTabIndex(inspected_web_contents,
 744                                          &browser, &tab) ||
 745         browser->is_type_popup()) {
 746       can_dock = false;
 747     }
 748   }
 749
 750   // Create WebContents with devtools.
 751   GURL url(GetDevToolsURL(profile, frontend_url,
 752                           shared_worker_frontend,
 753                           remote_frontend,
 754                           can_dock, settings));
 755   scoped_ptr<WebContents> main_web_contents(
 756       WebContents::Create(WebContents::CreateParams(profile)));
 757   main_web_contents->GetController().LoadURL(
 758       DecorateFrontendURL(url), content::Referrer(),
 759       ui::PAGE_TRANSITION_AUTO_TOPLEVEL, std::string());
 760   DevToolsUIBindings* bindings =
 761       DevToolsUIBindings::ForWebContents(main_web_contents.get());
 762   if (!bindings)
 763     return nullptr;
 764
 765   return new DevToolsWindow(profile, main_web_contents.release(), bindings,
 766                             inspected_web_contents, can_dock);
 767 }
 768
 769 // static
 770 GURL DevToolsWindow::GetDevToolsURL(Profile* profile,
 771                                     const GURL& base_url,
 772                                     bool shared_worker_frontend,
 773                                     const std::string& remote_frontend,
 774                                     bool can_dock,
 775                                     const std::string& settings) {
 776   // Compatibility errors are encoded with data urls, pass them
 777   // through with no decoration.
 778   if (base_url.SchemeIs("data"))
 779     return base_url;
 780
 781   std::string frontend_url(
 782       !remote_frontend.empty() ?
 783           remote_frontend :
 784           base_url.is_empty() ? chrome::kChromeUIDevToolsURL : base_url.spec());
 785   std::string url_string(
 786       frontend_url +
 787       ((frontend_url.find("?") == std::string::npos) ? "?" : "&"));
 788   if (shared_worker_frontend)
 789     url_string += "&isSharedWorker=true";
 790   if (remote_frontend.size()) {
 791     url_string += "&remoteFrontend=true";
 792   } else {
 793     url_string += "&remoteBase=" + DevToolsUI::GetRemoteBaseURL().spec();
 794   }
 795   if (can_dock)
 796     url_string += "&can_dock=true";
 797   if (settings.size())
 798     url_string += "&settings=" + settings;
 799   return GURL(url_string);
 800 }
 801
 802 // static
 803 DevToolsWindow* DevToolsWindow::FindDevToolsWindow(
 804     DevToolsAgentHost* agent_host) {
 805   if (!agent_host || g_instances == NULL)
 806     return NULL;
 807   DevToolsWindows* instances = g_instances.Pointer();
 808   for (DevToolsWindows::iterator it(instances->begin()); it != instances->end();
 809        ++it) {
 810     if ((*it)->bindings_->IsAttachedTo(agent_host))
 811       return *it;
 812   }
 813   return NULL;
 814 }
 815
 816 // static
 817 DevToolsWindow* DevToolsWindow::AsDevToolsWindow(
 818     content::WebContents* web_contents) {
 819   if (!web_contents || g_instances == NULL)
 820     return NULL;
 821   DevToolsWindows* instances = g_instances.Pointer();
 822   for (DevToolsWindows::iterator it(instances->begin()); it != instances->end();
 823        ++it) {
 824     if ((*it)->main_web_contents_ == web_contents)
 825       return *it;
 826   }
 827   return NULL;
 828 }
 829
 830 WebContents* DevToolsWindow::OpenURLFromTab(
 831     WebContents* source,
 832     const content::OpenURLParams& params) {
 833   DCHECK(source == main_web_contents_);
 834   if (!params.url.SchemeIs(content::kChromeDevToolsScheme)) {
 835     WebContents* inspected_web_contents = GetInspectedWebContents();
 836     return inspected_web_contents ?
 837         inspected_web_contents->OpenURL(params) : NULL;
 838   }
 839
 840   bindings_->Reattach();
 841
 842   content::NavigationController::LoadURLParams load_url_params(params.url);
 843   main_web_contents_->GetController().LoadURLWithParams(load_url_params);
 844   return main_web_contents_;
 845 }
 846
 847 void DevToolsWindow::ActivateContents(WebContents* contents) {
 848   if (is_docked_) {
 849     WebContents* inspected_tab = GetInspectedWebContents();
 850     if (inspected_tab)
 851       inspected_tab->GetDelegate()->ActivateContents(inspected_tab);
 852   } else if (browser_) {
 853     browser_->window()->Activate();
 854   }
 855 }
 856
 857 void DevToolsWindow::AddNewContents(WebContents* source,
 858                                     WebContents* new_contents,
 859                                     WindowOpenDisposition disposition,
 860                                     const gfx::Rect& initial_rect,
 861                                     bool user_gesture,
 862                                     bool* was_blocked) {
 863   if (new_contents == toolbox_web_contents_) {
 864     toolbox_web_contents_->SetDelegate(
 865         new DevToolsToolboxDelegate(toolbox_web_contents_,
 866                                     inspected_contents_observer_.get()));
 867     if (main_web_contents_->GetRenderWidgetHostView() &&
 868         toolbox_web_contents_->GetRenderWidgetHostView()) {
 869       gfx::Size size =
 870           main_web_contents_->GetRenderWidgetHostView()->GetViewBounds().size();
 871       toolbox_web_contents_->GetRenderWidgetHostView()->SetSize(size);
 872     }
 873     UpdateBrowserWindow();
 874     return;
 875   }
 876
 877   WebContents* inspected_web_contents = GetInspectedWebContents();
 878   if (inspected_web_contents) {
 879     inspected_web_contents->GetDelegate()->AddNewContents(
 880         source, new_contents, disposition, initial_rect, user_gesture,
 881         was_blocked);
 882   }
 883 }
 884
 885 void DevToolsWindow::WebContentsCreated(WebContents* source_contents,
 886                                         int opener_render_frame_id,
 887                                         const std::string& frame_name,
 888                                         const GURL& target_url,
 889                                         WebContents* new_contents) {
 890   if (target_url.SchemeIs(content::kChromeDevToolsScheme) &&
 891       target_url.path().rfind("toolbox.html") != std::string::npos) {
 892     CHECK(can_dock_);
 893     if (toolbox_web_contents_)
 894       delete toolbox_web_contents_;
 895     toolbox_web_contents_ = new_contents;
 896
 897     // Tag the DevTools toolbox WebContents with its TaskManager specific
 898     // UserData so that it shows up in the task manager.
 899     task_management::WebContentsTags::CreateForDevToolsContents(
 900         toolbox_web_contents_);
 901   }
 902 }
 903
 904 void DevToolsWindow::CloseContents(WebContents* source) {
 905   CHECK(is_docked_);
 906   life_stage_ = kClosing;
 907   UpdateBrowserWindow();
 908   // In case of docked main_web_contents_, we own it so delete here.
 909   // Embedding DevTools window will be deleted as a result of
 910   // DevToolsUIBindings destruction.
 911   delete main_web_contents_;
 912 }
 913
 914 void DevToolsWindow::ContentsZoomChange(bool zoom_in) {
 915   DCHECK(is_docked_);
 916   ui_zoom::PageZoom::Zoom(main_web_contents_, zoom_in ? content::PAGE_ZOOM_IN
 917                                                       : content::PAGE_ZOOM_OUT);
 918 }
 919
 920 void DevToolsWindow::BeforeUnloadFired(WebContents* tab,
 921                                        bool proceed,
 922                                        bool* proceed_to_fire_unload) {
 923   if (!intercepted_page_beforeunload_) {
 924     // Docked devtools window closed directly.
 925     if (proceed)
 926       bindings_->Detach();
 927     *proceed_to_fire_unload = proceed;
 928   } else {
 929     // Inspected page is attempting to close.
 930     WebContents* inspected_web_contents = GetInspectedWebContents();
 931     if (proceed) {
 932       inspected_web_contents->DispatchBeforeUnload(false);
 933     } else {
 934       bool should_proceed;
 935       inspected_web_contents->GetDelegate()->BeforeUnloadFired(
 936           inspected_web_contents, false, &should_proceed);
 937       DCHECK(!should_proceed);
 938     }
 939     *proceed_to_fire_unload = false;
 940   }
 941 }
 942
 943 bool DevToolsWindow::PreHandleKeyboardEvent(
 944     WebContents* source,
 945     const content::NativeWebKeyboardEvent& event,
 946     bool* is_keyboard_shortcut) {
 947   BrowserWindow* inspected_window = GetInspectedBrowserWindow();
 948   if (inspected_window) {
 949     return inspected_window->PreHandleKeyboardEvent(event,
 950                                                     is_keyboard_shortcut);
 951   }
 952   return false;
 953 }
 954
 955 void DevToolsWindow::HandleKeyboardEvent(
 956     WebContents* source,
 957     const content::NativeWebKeyboardEvent& event) {
 958   if (event.windowsKeyCode == 0x08) {
 959     // Do not navigate back in history on Windows (http://crbug.com/74156).
 960     return;
 961   }
 962   BrowserWindow* inspected_window = GetInspectedBrowserWindow();
 963   if (inspected_window)
 964     inspected_window->HandleKeyboardEvent(event);
 965 }
 966
 967 content::JavaScriptDialogManager* DevToolsWindow::GetJavaScriptDialogManager(
 968     WebContents* source) {
 969   WebContents* inspected_web_contents = GetInspectedWebContents();
 970   return (inspected_web_contents && inspected_web_contents->GetDelegate())
 971              ? inspected_web_contents->GetDelegate()
 972                    ->GetJavaScriptDialogManager(inspected_web_contents)
 973              : content::WebContentsDelegate::GetJavaScriptDialogManager(source);
 974 }
 975
 976 content::ColorChooser* DevToolsWindow::OpenColorChooser(
 977     WebContents* web_contents,
 978     SkColor initial_color,
 979     const std::vector<content::ColorSuggestion>& suggestions) {
 980   return chrome::ShowColorChooser(web_contents, initial_color);
 981 }
 982
 983 void DevToolsWindow::RunFileChooser(WebContents* web_contents,
 984                                     const content::FileChooserParams& params) {
 985   FileSelectHelper::RunFileChooser(web_contents, params);
 986 }
 987
 988 bool DevToolsWindow::PreHandleGestureEvent(
 989     WebContents* source,
 990     const blink::WebGestureEvent& event) {
 991   // Disable pinch zooming.
 992   return event.type == blink::WebGestureEvent::GesturePinchBegin ||
 993       event.type == blink::WebGestureEvent::GesturePinchUpdate ||
 994       event.type == blink::WebGestureEvent::GesturePinchEnd;
 995 }
 996
 997 void DevToolsWindow::ActivateWindow() {
 998   if (life_stage_ != kLoadCompleted)
 999     return;
1000   if (is_docked_ && GetInspectedBrowserWindow())
1001     main_web_contents_->Focus();
1002   else if (!is_docked_ && !browser_->window()->IsActive())
1003     browser_->window()->Activate();
1004 }
1005
1006 void DevToolsWindow::CloseWindow() {
1007   DCHECK(is_docked_);
1008   life_stage_ = kClosing;
1009   main_web_contents_->DispatchBeforeUnload(false);
1010 }
1011
1012 void DevToolsWindow::SetInspectedPageBounds(const gfx::Rect& rect) {
1013   DevToolsContentsResizingStrategy strategy(rect);
1014   if (contents_resizing_strategy_.Equals(strategy))
1015     return;
1016
1017   contents_resizing_strategy_.CopyFrom(strategy);
1018   UpdateBrowserWindow();
1019 }
1020
1021 void DevToolsWindow::InspectElementCompleted() {
1022   if (!inspect_element_start_time_.is_null()) {
1023     UMA_HISTOGRAM_TIMES("DevTools.InspectElement",
1024         base::TimeTicks::Now() - inspect_element_start_time_);
1025     inspect_element_start_time_ = base::TimeTicks();
1026   }
1027 }
1028
1029 void DevToolsWindow::SetIsDocked(bool dock_requested) {
1030   if (life_stage_ == kClosing)
1031     return;
1032
1033   DCHECK(can_dock_ || !dock_requested);
1034   if (!can_dock_)
1035     dock_requested = false;
1036
1037   bool was_docked = is_docked_;
1038   is_docked_ = dock_requested;
1039
1040   if (life_stage_ != kLoadCompleted) {
1041     // This is a first time call we waited for to initialize.
1042     life_stage_ = life_stage_ == kOnLoadFired ? kLoadCompleted : kIsDockedSet;
1043     if (life_stage_ == kLoadCompleted)
1044       LoadCompleted();
1045     return;
1046   }
1047
1048   if (dock_requested == was_docked)
1049     return;
1050
1051   if (dock_requested && !was_docked) {
1052     // Detach window from the external devtools browser. It will lead to
1053     // the browser object's close and delete. Remove observer first.
1054     TabStripModel* tab_strip_model = browser_->tab_strip_model();
1055     tab_strip_model->DetachWebContentsAt(
1056         tab_strip_model->GetIndexOfWebContents(main_web_contents_));
1057     browser_ = NULL;
1058   } else if (!dock_requested && was_docked) {
1059     UpdateBrowserWindow();
1060   }
1061
1062   Show(DevToolsToggleAction::Show());
1063 }
1064
1065 void DevToolsWindow::OpenInNewTab(const std::string& url) {
1066   content::OpenURLParams params(
1067       GURL(url), content::Referrer(), NEW_FOREGROUND_TAB,
1068       ui::PAGE_TRANSITION_LINK, false);
1069   WebContents* inspected_web_contents = GetInspectedWebContents();
1070   if (!inspected_web_contents || !inspected_web_contents->OpenURL(params)) {
1071     chrome::HostDesktopType host_desktop_type =
1072         browser_ ? browser_->host_desktop_type() : chrome::GetActiveDesktop();
1073
1074     chrome::ScopedTabbedBrowserDisplayer displayer(profile_, host_desktop_type);
1075     chrome::AddSelectedTabWithURL(displayer.browser(), GURL(url),
1076                                   ui::PAGE_TRANSITION_LINK);
1077   }
1078 }
1079
1080 void DevToolsWindow::SetWhitelistedShortcuts(
1081     const std::string& message) {
1082   event_forwarder_->SetWhitelistedShortcuts(message);
1083 }
1084
1085 void DevToolsWindow::InspectedContentsClosing() {
1086   intercepted_page_beforeunload_ = false;
1087   life_stage_ = kClosing;
1088   main_web_contents_->ClosePage();
1089 }
1090
1091 InfoBarService* DevToolsWindow::GetInfoBarService() {
1092   return is_docked_ ?
1093       InfoBarService::FromWebContents(GetInspectedWebContents()) :
1094       InfoBarService::FromWebContents(main_web_contents_);
1095 }
1096
1097 void DevToolsWindow::RenderProcessGone(bool crashed) {
1098   // Docked DevToolsWindow owns its main_web_contents_ and must delete it.
1099   // Undocked main_web_contents_ are owned and handled by browser.
1100   // see crbug.com/369932
1101   if (is_docked_) {
1102     CloseContents(main_web_contents_);
1103   } else if (browser_ && crashed) {
1104     browser_->window()->Close();
1105   }
1106 }
1107
1108 void DevToolsWindow::OnLoadCompleted() {
1109   // First seed inspected tab id for extension APIs.
1110   WebContents* inspected_web_contents = GetInspectedWebContents();
1111   if (inspected_web_contents) {
1112     SessionTabHelper* session_tab_helper =
1113         SessionTabHelper::FromWebContents(inspected_web_contents);
1114     if (session_tab_helper) {
1115       base::FundamentalValue tabId(session_tab_helper->session_id().id());
1116       bindings_->CallClientFunction("DevToolsAPI.setInspectedTabId",
1117                                     &tabId, NULL, NULL);
1118     }
1119   }
1120
1121   if (life_stage_ == kClosing)
1122     return;
1123
1124   // We could be in kLoadCompleted state already if frontend reloads itself.
1125   if (life_stage_ != kLoadCompleted) {
1126     // Load is completed when both kIsDockedSet and kOnLoadFired happened.
1127     // Here we set kOnLoadFired.
1128     life_stage_ = life_stage_ == kIsDockedSet ? kLoadCompleted : kOnLoadFired;
1129   }
1130   if (life_stage_ == kLoadCompleted)
1131     LoadCompleted();
1132 }
1133
1134 void DevToolsWindow::CreateDevToolsBrowser() {
1135   PrefService* prefs = profile_->GetPrefs();
1136   if (!prefs->GetDictionary(prefs::kAppWindowPlacement)->HasKey(kDevToolsApp)) {
1137     DictionaryPrefUpdate update(prefs, prefs::kAppWindowPlacement);
1138     base::DictionaryValue* wp_prefs = update.Get();
1139     base::DictionaryValue* dev_tools_defaults = new base::DictionaryValue;
1140     wp_prefs->Set(kDevToolsApp, dev_tools_defaults);
1141     dev_tools_defaults->SetInteger("left", 100);
1142     dev_tools_defaults->SetInteger("top", 100);
1143     dev_tools_defaults->SetInteger("right", 740);
1144     dev_tools_defaults->SetInteger("bottom", 740);
1145     dev_tools_defaults->SetBoolean("maximized", false);
1146     dev_tools_defaults->SetBoolean("always_on_top", false);
1147   }
1148
1149   browser_ = new Browser(Browser::CreateParams::CreateForDevTools(
1150       profile_,
1151       chrome::GetHostDesktopTypeForNativeView(
1152           main_web_contents_->GetNativeView())));
1153   browser_->tab_strip_model()->AddWebContents(
1154       main_web_contents_, -1, ui::PAGE_TRANSITION_AUTO_TOPLEVEL,
1155       TabStripModel::ADD_ACTIVE);
1156   main_web_contents_->GetRenderViewHost()->SyncRendererPrefs();
1157 }
1158
1159 BrowserWindow* DevToolsWindow::GetInspectedBrowserWindow() {
1160   Browser* browser = NULL;
1161   int tab;
1162   return FindInspectedBrowserAndTabIndex(GetInspectedWebContents(),
1163                                          &browser, &tab) ?
1164       browser->window() : NULL;
1165 }
1166
1167 void DevToolsWindow::DoAction(const DevToolsToggleAction& action) {
1168   switch (action.type()) {
1169     case DevToolsToggleAction::kShowConsole:
1170       bindings_->CallClientFunction(
1171           "DevToolsAPI.showConsole", NULL, NULL, NULL);
1172       break;
1173
1174     case DevToolsToggleAction::kInspect:
1175       bindings_->CallClientFunction(
1176           "DevToolsAPI.enterInspectElementMode", NULL, NULL, NULL);
1177       break;
1178
1179     case DevToolsToggleAction::kShow:
1180     case DevToolsToggleAction::kToggle:
1181       // Do nothing.
1182       break;
1183
1184     case DevToolsToggleAction::kReveal: {
1185       const DevToolsToggleAction::RevealParams* params =
1186           action.params();
1187       CHECK(params);
1188       base::StringValue url_value(params->url);
1189       base::FundamentalValue line_value(static_cast<int>(params->line_number));
1190       base::FundamentalValue column_value(
1191           static_cast<int>(params->column_number));
1192       bindings_->CallClientFunction("DevToolsAPI.revealSourceLine",
1193                                     &url_value, &line_value, &column_value);
1194       break;
1195     }
1196     default:
1197       NOTREACHED();
1198       break;
1199   }
1200 }
1201
1202 void DevToolsWindow::UpdateBrowserToolbar() {
1203   BrowserWindow* inspected_window = GetInspectedBrowserWindow();
1204   if (inspected_window)
1205     inspected_window->UpdateToolbar(NULL);
1206 }
1207
1208 void DevToolsWindow::UpdateBrowserWindow() {
1209   BrowserWindow* inspected_window = GetInspectedBrowserWindow();
1210   if (inspected_window)
1211     inspected_window->UpdateDevTools();
1212 }
1213
1214 WebContents* DevToolsWindow::GetInspectedWebContents() {
1215   return inspected_contents_observer_
1216              ? inspected_contents_observer_->web_contents()
1217              : NULL;
1218 }
1219
1220 void DevToolsWindow::LoadCompleted() {
1221   Show(action_on_load_);
1222   action_on_load_ = DevToolsToggleAction::NoOp();
1223   if (!load_completed_callback_.is_null()) {
1224     load_completed_callback_.Run();
1225     load_completed_callback_ = base::Closure();
1226   }
1227 }
1228
1229 void DevToolsWindow::SetLoadCompletedCallback(const base::Closure& closure) {
1230   if (life_stage_ == kLoadCompleted || life_stage_ == kClosing) {
1231     if (!closure.is_null())
1232       closure.Run();
1233     return;
1234   }
1235   load_completed_callback_ = closure;
1236 }
1237
1238 bool DevToolsWindow::ForwardKeyboardEvent(
1239     const content::NativeWebKeyboardEvent& event) {
1240   return event_forwarder_->ForwardEvent(event);
1241 }
1242
1243 void DevToolsWindow::ReloadInspectedWebContents(bool ignore_cache) {
1244   base::FundamentalValue ignore_cache_value(ignore_cache);
1245   bindings_->CallClientFunction("DevToolsAPI.reloadInspectedPage",
1246                                 &ignore_cache_value, nullptr, nullptr);
1247 }