| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ui/apps/chrome_app_delegate.h" |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/stringprintf.h" |
| #include "chrome/browser/app_mode/app_mode_utils.h" |
| #include "chrome/browser/apps/scoped_keep_alive.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h" |
| #include "chrome/browser/favicon/favicon_tab_helper.h" |
| #include "chrome/browser/file_select_helper.h" |
| #include "chrome/browser/media/media_capture_devices_dispatcher.h" |
| #include "chrome/browser/platform_util.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/shell_integration.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/browser_dialogs.h" |
| #include "chrome/browser/ui/browser_tabstrip.h" |
| #include "chrome/browser/ui/browser_window.h" |
| #include "chrome/browser/ui/scoped_tabbed_browser_displayer.h" |
| #include "chrome/browser/ui/web_contents_sizer.h" |
| #include "chrome/browser/ui/zoom/zoom_controller.h" |
| #include "chrome/common/extensions/chrome_extension_messages.h" |
| #include "content/public/browser/browser_context.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/browser/web_contents_delegate.h" |
| #include "extensions/common/constants.h" |
| |
| #if defined(USE_ASH) |
| #include "ash/shelf/shelf_constants.h" |
| #endif |
| |
| #if defined(ENABLE_PRINTING) |
| #if defined(ENABLE_FULL_PRINTING) |
| #include "chrome/browser/printing/print_preview_message_handler.h" |
| #include "chrome/browser/printing/print_view_manager.h" |
| #else |
| #include "chrome/browser/printing/print_view_manager_basic.h" |
| #endif // defined(ENABLE_FULL_PRINTING) |
| #endif // defined(ENABLE_PRINTING) |
| |
| namespace { |
| |
| bool disable_external_open_for_testing_ = false; |
| |
| // Opens a URL with Chromium (not external browser) with the right profile. |
| content::WebContents* OpenURLFromTabInternal( |
| content::BrowserContext* context, |
| const content::OpenURLParams& params) { |
| // Force all links to open in a new tab, even if they were trying to open a |
| // window. |
| chrome::NavigateParams new_tab_params( |
| static_cast<Browser*>(NULL), params.url, params.transition); |
| if (params.disposition == NEW_BACKGROUND_TAB) { |
| new_tab_params.disposition = NEW_BACKGROUND_TAB; |
| } else { |
| new_tab_params.disposition = NEW_FOREGROUND_TAB; |
| new_tab_params.window_action = chrome::NavigateParams::SHOW_WINDOW; |
| } |
| |
| new_tab_params.initiating_profile = Profile::FromBrowserContext(context); |
| chrome::Navigate(&new_tab_params); |
| |
| return new_tab_params.target_contents; |
| } |
| |
| // Helper class that opens a URL based on if this browser instance is the |
| // default system browser. If it is the default, open the URL directly instead |
| // of asking the system to open it. |
| class OpenURLFromTabBasedOnBrowserDefault |
| : public ShellIntegration::DefaultWebClientObserver { |
| public: |
| OpenURLFromTabBasedOnBrowserDefault(scoped_ptr<content::WebContents> source, |
| const content::OpenURLParams& params) |
| : source_(source.Pass()), params_(params) {} |
| |
| // Opens a URL when called with the result of if this is the default system |
| // browser or not. |
| void SetDefaultWebClientUIState( |
| ShellIntegration::DefaultWebClientUIState state) override { |
| Profile* profile = |
| Profile::FromBrowserContext(source_->GetBrowserContext()); |
| DCHECK(profile); |
| if (!profile) |
| return; |
| switch (state) { |
| case ShellIntegration::STATE_PROCESSING: |
| break; |
| case ShellIntegration::STATE_IS_DEFAULT: |
| OpenURLFromTabInternal(profile, params_); |
| break; |
| case ShellIntegration::STATE_NOT_DEFAULT: |
| case ShellIntegration::STATE_UNKNOWN: |
| platform_util::OpenExternal(profile, params_.url); |
| break; |
| } |
| } |
| |
| bool IsOwnedByWorker() override { return true; } |
| |
| private: |
| scoped_ptr<content::WebContents> source_; |
| const content::OpenURLParams params_; |
| }; |
| |
| } // namespace |
| |
| class ChromeAppDelegate::NewWindowContentsDelegate |
| : public content::WebContentsDelegate { |
| public: |
| NewWindowContentsDelegate() {} |
| ~NewWindowContentsDelegate() override {} |
| |
| content::WebContents* OpenURLFromTab( |
| content::WebContents* source, |
| const content::OpenURLParams& params) override; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(NewWindowContentsDelegate); |
| }; |
| |
| content::WebContents* |
| ChromeAppDelegate::NewWindowContentsDelegate::OpenURLFromTab( |
| content::WebContents* source, |
| const content::OpenURLParams& params) { |
| if (source) { |
| // This NewWindowContentsDelegate was given ownership of the incoming |
| // WebContents by being assigned as its delegate within |
| // ChromeAppDelegate::AddNewContents, but this is the first time |
| // NewWindowContentsDelegate actually sees the WebContents. |
| // Here it is captured for deletion. |
| scoped_ptr<content::WebContents> owned_source(source); |
| scoped_refptr<ShellIntegration::DefaultWebClientWorker> |
| check_if_default_browser_worker = |
| new ShellIntegration::DefaultBrowserWorker( |
| new OpenURLFromTabBasedOnBrowserDefault(owned_source.Pass(), |
| params)); |
| // Object lifetime notes: The OpenURLFromTabBasedOnBrowserDefault is owned |
| // by check_if_default_browser_worker. StartCheckIsDefault() takes lifetime |
| // ownership of check_if_default_browser_worker and will clean up after |
| // the asynchronous tasks. |
| check_if_default_browser_worker->StartCheckIsDefault(); |
| } |
| return NULL; |
| } |
| |
| ChromeAppDelegate::ChromeAppDelegate(scoped_ptr<ScopedKeepAlive> keep_alive) |
| : keep_alive_(keep_alive.Pass()), |
| new_window_contents_delegate_(new NewWindowContentsDelegate()) { |
| registrar_.Add(this, |
| chrome::NOTIFICATION_APP_TERMINATING, |
| content::NotificationService::AllSources()); |
| } |
| |
| ChromeAppDelegate::~ChromeAppDelegate() { |
| // Unregister now to prevent getting notified if |keep_alive_| is the last. |
| terminating_callback_.Reset(); |
| } |
| |
| void ChromeAppDelegate::DisableExternalOpenForTesting() { |
| disable_external_open_for_testing_ = true; |
| } |
| |
| void ChromeAppDelegate::InitWebContents(content::WebContents* web_contents) { |
| FaviconTabHelper::CreateForWebContents(web_contents); |
| |
| #if defined(ENABLE_PRINTING) |
| #if defined(ENABLE_FULL_PRINTING) |
| printing::PrintViewManager::CreateForWebContents(web_contents); |
| printing::PrintPreviewMessageHandler::CreateForWebContents(web_contents); |
| #else |
| printing::PrintViewManagerBasic::CreateForWebContents(web_contents); |
| #endif // defined(ENABLE_FULL_PRINTING) |
| #endif // defined(ENABLE_PRINTING) |
| extensions::ChromeExtensionWebContentsObserver::CreateForWebContents( |
| web_contents); |
| |
| // Kiosk app supports zooming. |
| if (chrome::IsRunningInForcedAppMode()) |
| ZoomController::CreateForWebContents(web_contents); |
| } |
| |
| void ChromeAppDelegate::ResizeWebContents(content::WebContents* web_contents, |
| const gfx::Size& size) { |
| ::ResizeWebContents(web_contents, size); |
| } |
| |
| content::WebContents* ChromeAppDelegate::OpenURLFromTab( |
| content::BrowserContext* context, |
| content::WebContents* source, |
| const content::OpenURLParams& params) { |
| return OpenURLFromTabInternal(context, params); |
| } |
| |
| void ChromeAppDelegate::AddNewContents(content::BrowserContext* context, |
| content::WebContents* new_contents, |
| WindowOpenDisposition disposition, |
| const gfx::Rect& initial_pos, |
| bool user_gesture, |
| bool* was_blocked) { |
| if (!disable_external_open_for_testing_) { |
| // We don't really want to open a window for |new_contents|, but we need to |
| // capture its intended navigation. Here we give ownership to the |
| // NewWindowContentsDelegate, which will dispose of the contents once |
| // a navigation is captured. |
| new_contents->SetDelegate(new_window_contents_delegate_.get()); |
| return; |
| } |
| chrome::ScopedTabbedBrowserDisplayer displayer( |
| Profile::FromBrowserContext(context), chrome::GetActiveDesktop()); |
| // Force all links to open in a new tab, even if they were trying to open a |
| // new window. |
| disposition = |
| disposition == NEW_BACKGROUND_TAB ? disposition : NEW_FOREGROUND_TAB; |
| chrome::AddWebContents(displayer.browser(), |
| NULL, |
| new_contents, |
| disposition, |
| initial_pos, |
| user_gesture, |
| was_blocked); |
| } |
| |
| content::ColorChooser* ChromeAppDelegate::ShowColorChooser( |
| content::WebContents* web_contents, |
| SkColor initial_color) { |
| return chrome::ShowColorChooser(web_contents, initial_color); |
| } |
| |
| void ChromeAppDelegate::RunFileChooser( |
| content::WebContents* tab, |
| const content::FileChooserParams& params) { |
| FileSelectHelper::RunFileChooser(tab, params); |
| } |
| |
| void ChromeAppDelegate::RequestMediaAccessPermission( |
| content::WebContents* web_contents, |
| const content::MediaStreamRequest& request, |
| const content::MediaResponseCallback& callback, |
| const extensions::Extension* extension) { |
| MediaCaptureDevicesDispatcher::GetInstance()->ProcessMediaAccessRequest( |
| web_contents, request, callback, extension); |
| } |
| |
| bool ChromeAppDelegate::CheckMediaAccessPermission( |
| content::WebContents* web_contents, |
| const GURL& security_origin, |
| content::MediaStreamType type, |
| const extensions::Extension* extension) { |
| return MediaCaptureDevicesDispatcher::GetInstance() |
| ->CheckMediaAccessPermission( |
| web_contents, security_origin, type, extension); |
| } |
| |
| int ChromeAppDelegate::PreferredIconSize() { |
| #if defined(USE_ASH) |
| return ash::kShelfSize; |
| #else |
| return extension_misc::EXTENSION_ICON_SMALL; |
| #endif |
| } |
| |
| void ChromeAppDelegate::SetWebContentsBlocked( |
| content::WebContents* web_contents, |
| bool blocked) { |
| // RenderViewHost may be NULL during shutdown. |
| content::RenderViewHost* host = web_contents->GetRenderViewHost(); |
| if (host) { |
| host->Send(new ChromeViewMsg_SetVisuallyDeemphasized(host->GetRoutingID(), |
| blocked)); |
| } |
| } |
| |
| bool ChromeAppDelegate::IsWebContentsVisible( |
| content::WebContents* web_contents) { |
| return platform_util::IsVisible(web_contents->GetNativeView()); |
| } |
| |
| void ChromeAppDelegate::SetTerminatingCallback(const base::Closure& callback) { |
| terminating_callback_ = callback; |
| } |
| |
| void ChromeAppDelegate::Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| switch (type) { |
| case chrome::NOTIFICATION_APP_TERMINATING: |
| if (!terminating_callback_.is_null()) |
| terminating_callback_.Run(); |
| break; |
| default: |
| NOTREACHED() << "Received unexpected notification"; |
| } |
| } |