Split FaviconHelper in two: ImageLoadingHelper and FaviconHelper

content/renderer/render_view_impl.cc

 // Copyright (c) 2012 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 "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 33 matching lines @@
 #include "content/common/request_extra_data.h"
 #include "content/common/socket_stream_handle_data.h"
 #include "content/common/ssl_status_serialization.h"
 #include "content/common/view_messages.h"
 #include "content/common/webmessageportchannel_impl.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/context_menu_params.h"
+#include "content/public/common/favicon_url.h"
 #include "content/public/common/file_chooser_params.h"
 #include "content/public/common/ssl_status.h"
 #include "content/public/common/three_d_api_types.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/public/renderer/context_menu_client.h"
 #include "content/public/renderer/document_state.h"
 #include "content/public/renderer/navigation_state.h"
 #include "content/public/renderer/password_form_conversion_utils.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "content/renderer/accessibility/renderer_accessibility.h"
 #include "content/renderer/accessibility/renderer_accessibility_complete.h"
 #include "content/renderer/accessibility/renderer_accessibility_focus_only.h"
 #include "content/renderer/browser_plugin/browser_plugin.h"
 #include "content/renderer/browser_plugin/browser_plugin_manager.h"
 #include "content/renderer/browser_plugin/browser_plugin_manager_impl.h"
 #include "content/renderer/device_orientation_dispatcher.h"
 #include "content/renderer/devtools/devtools_agent.h"
 #include "content/renderer/disambiguation_popup_helper.h"
 #include "content/renderer/do_not_track_bindings.h"
 #include "content/renderer/dom_automation_controller.h"
 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
 #include "content/renderer/external_popup_menu.h"
-#include "content/renderer/favicon_helper.h"
 #include "content/renderer/geolocation_dispatcher.h"
 #include "content/renderer/gpu/input_handler_manager.h"
 #include "content/renderer/gpu/render_widget_compositor.h"
 #include "content/renderer/idle_user_detector.h"
+#include "content/renderer/image_loading_helper.h"
 #include "content/renderer/input_tag_speech_dispatcher.h"
 #include "content/renderer/java/java_bridge_dispatcher.h"
 #include "content/renderer/load_progress_tracker.h"
 #include "content/renderer/media/audio_device_factory.h"
 #include "content/renderer/media/audio_renderer_mixer_manager.h"
 #include "content/renderer/media/media_stream_dependency_factory.h"
 #include "content/renderer/media/media_stream_dispatcher.h"
 #include "content/renderer/media/media_stream_impl.h"
 #include "content/renderer/media/render_media_log.h"
 #include "content/renderer/media/renderer_audio_output_device.h"
@@ skipping 446 matching lines @@
 
   if (device_scale_factor > 1.0f &&
       command_line.HasSwitch(
           switches::kEnableHighDpiCompositingForFixedPosition))
     return true;
 
   // Default, when no switches are specified, is disabled.
   return false;
 }
 
+static FaviconURL::IconType ToFaviconType(WebKit::WebIconURL::Type type) {
+  switch (type) {
+    case WebKit::WebIconURL::TypeFavicon:
+      return FaviconURL::FAVICON;
+    case WebKit::WebIconURL::TypeTouch:
+      return FaviconURL::TOUCH_ICON;
+    case WebKit::WebIconURL::TypeTouchPrecomposed:
+      return FaviconURL::TOUCH_PRECOMPOSED_ICON;
+    case WebKit::WebIconURL::TypeInvalid:
+      return FaviconURL::INVALID_ICON;
+  }
+  return FaviconURL::INVALID_ICON;
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 struct RenderViewImpl::PendingFileChooser {
   PendingFileChooser(const FileChooserParams& p, WebFileChooserCompletion* c)
       : params(p),
         completion(c) {
   }
   FileChooserParams params;
   WebFileChooserCompletion* completion;  // MAY BE NULL to skip callback.
 };
@@ skipping 29 matching lines @@
 int64 ExtractPostId(const WebHistoryItem& item) {
   if (item.isNull())
     return -1;
 
   if (item.httpBody().isNull())
     return -1;
 
   return item.httpBody().identifier();
 }
 
+bool TouchEnabled() {
+// Based on the definition of chrome::kEnableTouchIcon.
+#if defined(OS_ANDROID)
+  return true;
+#else
+  return false;
+#endif
+}
+
 }  // namespace
 
 RenderViewImpl::RenderViewImpl(RenderViewImplParams* params)
     : RenderWidget(WebKit::WebPopupTypeNone,
                    params->screen_info,
                    params->swapped_out),
       webkit_preferences_(params->webkit_prefs),
       send_content_state_immediately_(false),
       enabled_bindings_(0),
       send_preferred_size_changes_(false),
@@ skipping 20 matching lines @@
       speech_recognition_dispatcher_(NULL),
       device_orientation_dispatcher_(NULL),
       media_stream_dispatcher_(NULL),
       browser_plugin_manager_(NULL),
       media_stream_impl_(NULL),
       devtools_agent_(NULL),
       accessibility_mode_(AccessibilityModeOff),
       renderer_accessibility_(NULL),
       java_bridge_dispatcher_(NULL),
       mouse_lock_dispatcher_(NULL),
-      favicon_helper_(NULL),
 #if defined(OS_ANDROID)
       body_background_color_(SK_ColorWHITE),
       update_frame_info_scheduled_(false),
       expected_content_intent_id_(0),
       media_player_proxy_(NULL),
       enumeration_completion_id_(0),
       ALLOW_THIS_IN_INITIALIZER_LIST(
           load_progress_tracker_(new LoadProgressTracker(this))),
 #endif
       session_storage_namespace_id_(params->session_storage_namespace_id),
@@ skipping 106 matching lines @@
 
 #if defined(OS_ANDROID)
   media_player_manager_.reset(
       new webkit_media::WebMediaPlayerManagerAndroid());
 #endif
 
   // The next group of objects all implement RenderViewObserver, so are deleted
   // along with the RenderView automatically.
   devtools_agent_ = new DevToolsAgent(this);
   mouse_lock_dispatcher_ = new RenderViewMouseLockDispatcher(this);
-  favicon_helper_ = new FaviconHelper(this);
+
+  new ImageLoadingHelper(this);
 
   // Create renderer_accessibility_ if needed.
   OnSetAccessibilityMode(params->accessibility_mode);
 
   new IdleUserDetector(this);
 
   if (command_line.HasSwitch(switches::kDomAutomationController))
     enabled_bindings_ |= BINDINGS_POLICY_DOM_AUTOMATION;
 
   ProcessViewLayoutFlags(command_line);
@@ skipping 1326 matching lines @@
   // NOTE: For now we're doing the safest thing, and sending out notification
   // when done loading. This currently isn't an issue as the favicon is only
   // displayed when done loading. Ideally we would send notification when
   // finished parsing the head, but webkit doesn't support that yet.
   // The feed discovery code would also benefit from access to the head.
   Send(new ViewHostMsg_DidStopLoading(routing_id_));
 
   if (load_progress_tracker_ != NULL)
     load_progress_tracker_->DidStopLoading();
 
+  DidStopLoadingIcons();
+
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidStopLoading());
 }
 
 void RenderViewImpl::didChangeLoadProgress(WebFrame* frame,
                                            double load_progress) {
   if (load_progress_tracker_ != NULL)
     load_progress_tracker_->DidChangeLoadProgress(frame, load_progress);
 }
 
 void RenderViewImpl::didCancelCompositionOnSelectionChange() {
@@ skipping 1505 matching lines @@
 }
 
 void RenderViewImpl::didReceiveTitle(WebFrame* frame, const WebString& title,
                                      WebTextDirection direction) {
   UpdateTitle(frame, title, direction);
 
   // Also check whether we have new encoding name.
   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
 }
 
-void RenderViewImpl::didChangeIcon(WebFrame* frame, WebIconURL::Type type) {
-  favicon_helper_->DidChangeIcon(frame, type);
+void RenderViewImpl::didChangeIcon(WebFrame* frame,
+                                   WebIconURL::Type icon_type) {
+  if (frame->parent())
+    return;
+
+  if (!TouchEnabled() && icon_type != WebIconURL::TypeFavicon)
+    return;
+
+  WebVector<WebIconURL> icon_urls = frame->iconURLs(icon_type);
+  std::vector<FaviconURL> urls;
+  for (size_t i = 0; i < icon_urls.size(); i++) {
+    urls.push_back(FaviconURL(icon_urls[i].iconURL(),
+                              ToFaviconType(icon_urls[i].iconType())));
+  }
+  SendUpdateFaviconURL(urls);
 }
 
 void RenderViewImpl::didFinishDocumentLoad(WebFrame* frame) {
   WebDataSource* ds = frame->dataSource();
   DocumentState* document_state = DocumentState::FromDataSource(ds);
   document_state->set_finish_document_load_time(Time::Now());
 
   Send(new ViewHostMsg_DocumentLoadedInFrame(routing_id_, frame->identifier()));
 
   FOR_EACH_OBSERVER(RenderViewObserver, observers_,
@@ skipping 2899 matching lines @@
     TransportDIB::Handle dib_handle) {
   TransportDIB* dib = TransportDIB::CreateWithHandle(dib_handle);
   RenderProcess::current()->ReleaseTransportDIB(dib);
 }
 
 void RenderViewImpl::DidCommitCompositorFrame() {
   RenderWidget::DidCommitCompositorFrame();
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidCommitCompositorFrame());
 }
 
+void RenderViewImpl::SendUpdateFaviconURL(const std::vector<FaviconURL>& urls) {
+  if (!urls.empty())
+    Send(new ViewHostMsg_UpdateFaviconURL(routing_id_, page_id_, urls));
+}
+
+void RenderViewImpl::DidStopLoadingIcons() {
+  int icon_types = WebIconURL::TypeFavicon;
+  if (TouchEnabled())
+    icon_types |= WebIconURL::TypeTouchPrecomposed | WebIconURL::TypeTouch;
+
+  WebVector<WebIconURL> icon_urls =
+      webview()->mainFrame()->iconURLs(icon_types);
+
+  std::vector<FaviconURL> urls;
+  for (size_t i = 0; i < icon_urls.size(); i++) {
+    WebURL url = icon_urls[i].iconURL();
+    if (!url.isEmpty())
+      urls.push_back(FaviconURL(url,
+                                ToFaviconType(icon_urls[i].iconType())));
+  }
+  SendUpdateFaviconURL(urls);
+}
+
+
 }  // namespace content