content/renderer/web_ui_extension_data.cc

   1 // Copyright 2012 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 #include "content/renderer/web_ui_extension_data.h"
   6
   7 #include "content/common/view_messages.h"
   8 #include "content/public/renderer/render_view.h"
   9
  10 namespace content {
  11
  12 WebUIExtensionData::WebUIExtensionData(RenderView* render_view)
  13     : RenderViewObserver(render_view),
  14       RenderViewObserverTracker<WebUIExtensionData>(render_view) {
  15 }
  16
  17 WebUIExtensionData::~WebUIExtensionData() {
  18 }
  19
  20 std::string WebUIExtensionData::GetValue(const std::string& key) const {
  21   std::map<std::string, std::string>::const_iterator it =
  22       variable_map_.find(key);
  23   if (it == variable_map_.end())
  24     return std::string();
  25   return it->second;
  26 }
  27
  28 bool WebUIExtensionData::OnMessageReceived(const IPC::Message& message) {
  29   bool handled = true;
  30   IPC_BEGIN_MESSAGE_MAP(WebUIExtensionData, message)
  31     IPC_MESSAGE_HANDLER(ViewMsg_SetWebUIProperty, OnSetWebUIProperty)
  32     IPC_MESSAGE_UNHANDLED(handled = false)
  33   IPC_END_MESSAGE_MAP()
  34   return handled;
  35 }
  36
  37 void WebUIExtensionData::OnSetWebUIProperty(const std::string& name,
  38                                             const std::string& value) {
  39   variable_map_[name] = value;
  40 }
  41
  42 }  // namespace content