apps/custom_launcher_page_contents.h

   1 // Copyright 2014 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 #ifndef APPS_CUSTOM_LAUNCHER_PAGE_CONTENTS_H_
   6 #define APPS_CUSTOM_LAUNCHER_PAGE_CONTENTS_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "content/public/browser/web_contents_delegate.h"
  10 #include "content/public/browser/web_contents_observer.h"
  11 #include "extensions/browser/extension_function_dispatcher.h"
  12
  13 class GURL;
  14
  15 namespace content {
  16 class BrowserContext;
  17 }
  18
  19 namespace apps {
  20
  21 class AppDelegate;
  22 class AppWebContentsHelper;
  23
  24 // Manages the web contents for extension-hosted launcher pages. The
  25 // implementation for this class should create and maintain the WebContents for
  26 // the page, and handle any message passing between the web contents and the
  27 // extension system.
  28 class CustomLauncherPageContents
  29     : public content::WebContentsDelegate,
  30       public content::WebContentsObserver,
  31       public extensions::ExtensionFunctionDispatcher::Delegate {
  32  public:
  33   CustomLauncherPageContents(scoped_ptr<AppDelegate> app_delegate,
  34                              const std::string& extension_id);
  35   virtual ~CustomLauncherPageContents();
  36
  37   // Called to initialize and load the WebContents.
  38   void Initialize(content::BrowserContext* context, const GURL& url);
  39
  40   content::WebContents* web_contents() const { return web_contents_.get(); }
  41
  42   // content::WebContentsDelegate overrides:
  43   virtual content::WebContents* OpenURLFromTab(
  44       content::WebContents* source,
  45       const content::OpenURLParams& params) OVERRIDE;
  46   virtual void AddNewContents(content::WebContents* source,
  47                               content::WebContents* new_contents,
  48                               WindowOpenDisposition disposition,
  49                               const gfx::Rect& initial_pos,
  50                               bool user_gesture,
  51                               bool* was_blocked) OVERRIDE;
  52   virtual bool IsPopupOrPanel(
  53       const content::WebContents* source) const OVERRIDE;
  54   virtual bool ShouldSuppressDialogs() OVERRIDE;
  55   virtual bool PreHandleGestureEvent(
  56       content::WebContents* source,
  57       const blink::WebGestureEvent& event) OVERRIDE;
  58   virtual content::ColorChooser* OpenColorChooser(
  59       content::WebContents* web_contents,
  60       SkColor color,
  61       const std::vector<content::ColorSuggestion>& suggestions) OVERRIDE;
  62   virtual void RunFileChooser(
  63       content::WebContents* tab,
  64       const content::FileChooserParams& params) OVERRIDE;
  65   virtual void RequestToLockMouse(content::WebContents* web_contents,
  66                                   bool user_gesture,
  67                                   bool last_unlocked_by_target) OVERRIDE;
  68   virtual void RequestMediaAccessPermission(
  69       content::WebContents* web_contents,
  70       const content::MediaStreamRequest& request,
  71       const content::MediaResponseCallback& callback) OVERRIDE;
  72
  73  private:
  74   // content::WebContentsObserver overrides:
  75   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  76
  77   // extensions::ExtensionFunctionDispatcher::Delegate overrides:
  78   virtual extensions::WindowController* GetExtensionWindowController()
  79       const OVERRIDE;
  80   virtual content::WebContents* GetAssociatedWebContents() const OVERRIDE;
  81
  82   void OnRequest(const ExtensionHostMsg_Request_Params& params);
  83
  84   scoped_ptr<content::WebContents> web_contents_;
  85   scoped_ptr<extensions::ExtensionFunctionDispatcher>
  86       extension_function_dispatcher_;
  87   scoped_ptr<AppDelegate> app_delegate_;
  88   scoped_ptr<AppWebContentsHelper> helper_;
  89
  90   std::string extension_id_;
  91
  92   DISALLOW_COPY_AND_ASSIGN(CustomLauncherPageContents);
  93 };
  94
  95 }  // namespace apps
  96
  97 #endif  // APPS_CUSTOM_LAUNCHER_PAGE_CONTENTS_H_