extensions/shell/browser/shell_app_window.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 EXTENSIONS_SHELL_BROWSER_SHELL_APP_WINDOW_H_
   6 #define EXTENSIONS_SHELL_BROWSER_SHELL_APP_WINDOW_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "content/public/browser/web_contents_delegate.h"
  11 #include "content/public/browser/web_contents_observer.h"
  12 #include "extensions/browser/extension_function_dispatcher.h"
  13
  14 struct ExtensionHostMsg_Request_Params;
  15 class GURL;
  16
  17 namespace aura {
  18 class Window;
  19 }
  20
  21 namespace content {
  22 class BrowserContext;
  23 class WebContents;
  24 }
  25
  26 namespace gfx {
  27 class Size;
  28 }
  29
  30 namespace extensions {
  31
  32 class ExtensionFunctionDispatcher;
  33 class ShellWebContentsDelegate;
  34
  35 // A simplified app window created by chrome.app.window.create(). Manages the
  36 // primary web contents for the app.
  37 class ShellAppWindow : public content::WebContentsDelegate,
  38                        public content::WebContentsObserver,
  39                        public ExtensionFunctionDispatcher::Delegate {
  40  public:
  41   ShellAppWindow();
  42   virtual ~ShellAppWindow();
  43
  44   // Creates the web contents and attaches extension-specific helpers.
  45   // Passing a valid |initial_size| to avoid a web contents resize.
  46   void Init(content::BrowserContext* context,
  47             const Extension* extension,
  48             gfx::Size initial_size);
  49
  50   // Starts loading |url| which must be an extension URL.
  51   void LoadURL(const GURL& url);
  52
  53   // Returns the window hosting the web contents.
  54   aura::Window* GetNativeWindow();
  55
  56   // Returns the routing ID of the render view host of |web_contents_|.
  57   int GetRenderViewRoutingID();
  58
  59   // content::WebContentsDelegate overrides:
  60   virtual void RequestMediaAccessPermission(
  61       content::WebContents* web_contents,
  62       const content::MediaStreamRequest& request,
  63       const content::MediaResponseCallback& callback) OVERRIDE;
  64
  65   // content::WebContentsObserver overrides:
  66   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  67
  68   // ExtensionFunctionDispatcher::Delegate overrides:
  69   virtual content::WebContents* GetAssociatedWebContents() const OVERRIDE;
  70
  71  private:
  72   // IPC handler.
  73   void OnRequest(const ExtensionHostMsg_Request_Params& params);
  74
  75   // The extension that spawned this window. Not owned.
  76   const Extension* extension_;
  77
  78   scoped_ptr<content::WebContents> web_contents_;
  79   scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
  80
  81   DISALLOW_COPY_AND_ASSIGN(ShellAppWindow);
  82 };
  83
  84 }  // namespace extensions
  85
  86 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_APP_WINDOW_H_