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