Clean up plug-in placeholders:

chrome/renderer/plugins/missing_plugin.cc

+// Copyright (c) 2011 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/renderer/plugins/missing_plugin.h"
+
+#include "base/string_piece.h"
+#include "base/string_util.h"
+#include "base/values.h"
+#include "chrome/common/jstemplate_builder.h"
+#include "chrome/renderer/custom_menu_commands.h"
+#include "content/public/renderer/render_thread.h"
+#include "content/public/renderer/render_view.h"
+#include "grit/generated_resources.h"
+#include "grit/renderer_resources.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebContextMenuData.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebMenuItemInfo.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebPoint.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebVector.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "webkit/plugins/npapi/plugin_group.h"
+
+using WebKit::WebContextMenuData;
+using WebKit::WebFrame;
+using WebKit::WebMenuItemInfo;
+using WebKit::WebPlugin;
+using WebKit::WebPluginParams;
+using WebKit::WebPoint;
+using WebKit::WebString;
+using WebKit::WebVector;
+using content::RenderThread;
+using webkit::WebViewPlugin;
+
+namespace {
+const MissingPlugin* g_last_active_menu = NULL;
+}
+
+// static
+WebViewPlugin* MissingPlugin::Create(content::RenderView* render_view,
+                                     WebFrame* frame,
+                                     const WebPluginParams& params) {
+  const base::StringPiece template_html(
+      ResourceBundle::GetSharedInstance().GetRawDataResource(
+          IDR_BLOCKED_PLUGIN_HTML));
+
+  DictionaryValue values;
+  values.SetString("message", l10n_util::GetStringUTF8(IDS_PLUGIN_NOT_FOUND));
+
+  // "t" is the id of the templates root node.
+  std::string html_data =
+      jstemplate_builder::GetI18nTemplateHtml(template_html, &values);
+
+  // |missing_plugin| will destroy itself when its WebViewPlugin is going away.
+  MissingPlugin* missing_plugin = new MissingPlugin(render_view, frame, params,
+                                                    html_data);
+  return missing_plugin->plugin();
+}
+
+MissingPlugin::MissingPlugin(content::RenderView* render_view,
+                             WebFrame* frame,
+                             const WebPluginParams& params,
+                             const std::string& html_data)
+    : PluginPlaceholder(render_view, frame, params, html_data),
+      mime_type_(params.mimeType) {
+}
+
+MissingPlugin::~MissingPlugin() {
+}
+
+void MissingPlugin::BindWebFrame(WebFrame* frame) {
+  PluginPlaceholder::BindWebFrame(frame);
+  BindMethod("hide", &MissingPlugin::HideCallback);
+}
+
+void MissingPlugin::HideCallback(const CppArgumentList& args,
+                                 CppVariant* result) {
+  RenderThread::Get()->RecordUserMetrics("MissingPlugin_Hide_Click");
+  HidePluginInternal();
+}
+
+void MissingPlugin::ShowContextMenu(const WebKit::WebMouseEvent& event) {
+  WebContextMenuData menu_data;
+
+  WebVector<WebMenuItemInfo> custom_items(static_cast<size_t>(3));
+
+  size_t i = 0;
+  WebMenuItemInfo mime_type_item;
+  mime_type_item.label = mime_type_;
+  mime_type_item.hasTextDirectionOverride = false;
+  mime_type_item.textDirection = WebKit::WebTextDirectionDefault;
+  custom_items[i++] = mime_type_item;
+
+  WebMenuItemInfo separator_item;
+  separator_item.type = WebMenuItemInfo::Separator;
+  custom_items[i++] = separator_item;
+
+  WebMenuItemInfo hide_item;
+  hide_item.action = chrome::MENU_COMMAND_PLUGIN_HIDE;
+  hide_item.enabled = true;
+  hide_item.label = WebString::fromUTF8(
+      l10n_util::GetStringUTF8(IDS_CONTENT_CONTEXT_PLUGIN_HIDE).c_str());
+  hide_item.hasTextDirectionOverride = false;
+  hide_item.textDirection = WebKit::WebTextDirectionDefault;
+  custom_items[i++] = hide_item;
+
+  menu_data.customItems.swap(custom_items);
+  menu_data.mousePosition = WebPoint(event.windowX, event.windowY);
+  render_view()->ShowContextMenu(NULL, menu_data);
+  g_last_active_menu = this;
+}
+
+void MissingPlugin::ContextMenuAction(unsigned id) {
+  if (g_last_active_menu != this)
+    return;
+  if (id == chrome::MENU_COMMAND_PLUGIN_HIDE) {
+    RenderThread::Get()->RecordUserMetrics("MissingPlugin_Hide_Menu");
+    HidePluginInternal();
+  } else {
+    NOTREACHED();
+  }
+}
+