chrome/renderer/plugins/chrome_plugin_placeholder.h

   1 // Copyright 2013 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 CHROME_RENDERER_PLUGINS_CHROME_PLUGIN_PLACEHOLDER_H_
   6 #define CHROME_RENDERER_PLUGINS_CHROME_PLUGIN_PLACEHOLDER_H_
   7
   8 #include "components/plugins/renderer/plugin_placeholder.h"
   9
  10 struct ChromeViewHostMsg_GetPluginInfo_Status;
  11
  12 class ChromePluginPlaceholder : public plugins::PluginPlaceholder,
  13                                 public content::RenderProcessObserver,
  14                                 public content::ContextMenuClient {
  15  public:
  16   static const char kPluginPlaceholderDataURL[];
  17
  18   static ChromePluginPlaceholder* CreateBlockedPlugin(
  19       content::RenderFrame* render_frame,
  20       blink::WebFrame* frame,
  21       const blink::WebPluginParams& params,
  22       const content::WebPluginInfo& info,
  23       const std::string& identifier,
  24       const base::string16& name,
  25       int resource_id,
  26       const base::string16& message);
  27
  28   // Creates a new WebViewPlugin with a MissingPlugin as a delegate.
  29   static ChromePluginPlaceholder* CreateMissingPlugin(
  30       content::RenderFrame* render_frame,
  31       blink::WebFrame* frame,
  32       const blink::WebPluginParams& params);
  33
  34   static ChromePluginPlaceholder* CreateErrorPlugin(
  35       content::RenderFrame* render_frame,
  36       const base::FilePath& plugin_path);
  37
  38   void SetStatus(const ChromeViewHostMsg_GetPluginInfo_Status& status);
  39
  40 #if defined(ENABLE_PLUGIN_INSTALLATION)
  41   int32 CreateRoutingId();
  42 #endif
  43
  44  private:
  45   ChromePluginPlaceholder(content::RenderFrame* render_frame,
  46                           blink::WebFrame* frame,
  47                           const blink::WebPluginParams& params,
  48                           const std::string& html_data,
  49                           const base::string16& title);
  50   virtual ~ChromePluginPlaceholder();
  51
  52   // WebViewPlugin::Delegate (via PluginPlaceholder) method
  53   virtual void BindWebFrame(blink::WebFrame* frame) OVERRIDE;
  54
  55   // gin::Wrappable (via PluginPlaceholder) method
  56   virtual gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
  57       v8::Isolate* isolate) OVERRIDE;
  58
  59   // content::RenderViewObserver (via PluginPlaceholder) override:
  60   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  61
  62   // WebViewPlugin::Delegate (via PluginPlaceholder) methods:
  63   virtual void ShowContextMenu(const blink::WebMouseEvent&) OVERRIDE;
  64
  65   // content::RenderProcessObserver methods:
  66   virtual void PluginListChanged() OVERRIDE;
  67
  68   // content::ContextMenuClient methods:
  69   virtual void OnMenuAction(int request_id, unsigned action) OVERRIDE;
  70   virtual void OnMenuClosed(int request_id) OVERRIDE;
  71
  72   // Javascript callback opens chrome://plugins in a new tab.
  73   void OpenAboutPluginsCallback();
  74
  75   void OnLoadBlockedPlugins(const std::string& identifier);
  76   void OnSetIsPrerendering(bool is_prerendering);
  77 #if defined(ENABLE_PLUGIN_INSTALLATION)
  78   void OnDidNotFindMissingPlugin();
  79   void OnFoundMissingPlugin(const base::string16& plugin_name);
  80   void OnStartedDownloadingPlugin();
  81   void OnFinishedDownloadingPlugin();
  82   void OnErrorDownloadingPlugin(const std::string& error);
  83   void OnCancelledDownloadingPlugin();
  84 #endif
  85
  86   // We use a scoped_ptr so we can forward-declare the struct; it's defined in
  87   // an IPC message file which can't be easily included in other header files.
  88   scoped_ptr<ChromeViewHostMsg_GetPluginInfo_Status> status_;
  89
  90   base::string16 title_;
  91
  92 #if defined(ENABLE_PLUGIN_INSTALLATION)
  93   // |routing_id()| is the routing ID of our associated RenderView, but we have
  94   // a separate routing ID for messages specific to this placeholder.
  95   int32 placeholder_routing_id_;
  96 #endif
  97
  98   bool has_host_;
  99   int context_menu_request_id_;  // Nonzero when request pending.
 100   base::string16 plugin_name_;
 101
 102   DISALLOW_COPY_AND_ASSIGN(ChromePluginPlaceholder);
 103 };
 104
 105 #endif  // CHROME_RENDERER_PLUGINS_CHROME_PLUGIN_PLACEHOLDER_H_