Add ZoomLevelChanged and DidChangeScrollOffset to RenderViewObserver

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 <string>
 #include <vector>
@@ skipping 208 matching lines @@
 using WebKit::WebGraphicsContext3D;
 using WebKit::WebHistoryItem;
 using WebKit::WebIconURL;
 using WebKit::WebImage;
 using WebKit::WebInputElement;
 using WebKit::WebIntentRequest;
 using WebKit::WebIntentServiceInfo;
 using WebKit::WebMediaPlayer;
 using WebKit::WebMediaPlayerAction;
 using WebKit::WebMediaPlayerClient;
+using WebKit::WebMouseEvent;
 using WebKit::WebNavigationPolicy;
 using WebKit::WebNavigationType;
 using WebKit::WebNode;
 using WebKit::WebPageSerializer;
 using WebKit::WebPageSerializerClient;
 using WebKit::WebPeerConnection00Handler;
 using WebKit::WebPeerConnection00HandlerClient;
 using WebKit::WebPeerConnectionHandler;
 using WebKit::WebPeerConnectionHandlerClient;
 using WebKit::WebPlugin;
@@ skipping 3107 matching lines @@
     cached_is_main_frame_pinned_to_left_ = is_pinned_to_left;
     cached_is_main_frame_pinned_to_right_ = is_pinned_to_right;
   }
 }
 
 void RenderViewImpl::didChangeScrollOffset(WebFrame* frame) {
   StartNavStateSyncTimerIfNecessary();
 
   if (webview()->mainFrame() == frame)
     UpdateScrollState(frame);
+
+  FOR_EACH_OBSERVER(
+      RenderViewObserver, observers_, DidChangeScrollOffset(frame));
 }
 
 void RenderViewImpl::numberOfWheelEventHandlersChanged(unsigned num_handlers) {
   Send(new ViewHostMsg_DidChangeNumWheelEvents(routing_id_, num_handlers));
 }
 
 void RenderViewImpl::numberOfTouchEventHandlersChanged(unsigned num_handlers) {
   Send(new ViewHostMsg_DidChangeNumTouchEvents(routing_id_, num_handlers));
 }
 
@@ skipping 1374 matching lines @@
 }
 
 bool RenderViewImpl::WillHandleMouseEvent(const WebKit::WebMouseEvent& event) {
   pepper_delegate_.WillHandleMouseEvent();
 
   // If the mouse is locked, only the current owner of the mouse lock can
   // process mouse events.
   return mouse_lock_dispatcher_->WillHandleMouseEvent(event);
 }
 
-void RenderViewImpl::DidHandleMouseEvent(const WebKit::WebMouseEvent& event) {
+void RenderViewImpl::DidHandleMouseEvent(const WebMouseEvent& event) {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidHandleMouseEvent(event));
 }
 
 void RenderViewImpl::DidHandleTouchEvent(const WebTouchEvent& event) {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidHandleTouchEvent(event));
 }
 
 void RenderViewImpl::OnWasHidden() {
   RenderWidget::OnWasHidden();
 
@@ skipping 354 matching lines @@
   int maximum_percent = static_cast<int>(
       WebView::zoomLevelToZoomFactor(maximum_level) * 100);
 
   Send(new ViewHostMsg_UpdateZoomLimits(
       routing_id_, minimum_percent, maximum_percent, remember));
 }
 
 void RenderViewImpl::zoomLevelChanged() {
   bool remember = !webview()->mainFrame()->document().isPluginDocument();
   float zoom_level = webview()->zoomLevel();
+
+  FOR_EACH_OBSERVER(RenderViewObserver, observers_, ZoomLevelChanged());
+
   // Tell the browser which url got zoomed so it can update the menu and the
   // saved values if necessary
   Send(new ViewHostMsg_DidZoomURL(
       routing_id_, zoom_level, remember,
       GURL(webview()->mainFrame()->document().url())));
 }
 
 void RenderViewImpl::registerProtocolHandler(const WebString& scheme,
                                              const WebString& base_url,
                                              const WebString& url,
@@ skipping 115 matching lines @@
 bool RenderViewImpl::WebWidgetHandlesCompositorScheduling() const {
   return !!RenderThreadImpl::current()->compositor_thread();
 }
 
 void RenderViewImpl::OnJavaBridgeInit() {
   DCHECK(!java_bridge_dispatcher_.get());
 #if defined(ENABLE_JAVA_BRIDGE)
   java_bridge_dispatcher_.reset(new JavaBridgeDispatcher(this));
 #endif
 }