WIP Add getCoalescedEvents API using vector of WebInputEvents

third_party/WebKit/Source/web/WebPluginContainerImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 63 matching lines @@
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/UserGestureIndicator.h"
 #include "platform/exported/WrappedResourceResponse.h"
 #include "platform/geometry/LayoutRect.h"
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/graphics/paint/CullRect.h"
 #include "platform/graphics/paint/ForeignLayerDisplayItem.h"
 #include "platform/scroll/ScrollAnimatorBase.h"
 #include "platform/scroll/ScrollbarTheme.h"
+#include "public/platform/CoalescedWebInputEvent.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebClipboard.h"
 #include "public/platform/WebCompositorSupport.h"
 #include "public/platform/WebCursorInfo.h"
 #include "public/platform/WebDragData.h"
 #include "public/platform/WebExternalTextureLayer.h"
 #include "public/platform/WebInputEvent.h"
 #include "public/platform/WebRect.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebURL.h"
@@ skipping 617 matching lines @@
 
   WebMouseEventBuilder webEvent(this, LayoutItem(m_element->layoutObject()),
                                 *event);
   if (webEvent.type == WebInputEvent::Undefined)
     return;
 
   if (event->type() == EventTypeNames::mousedown)
     focusPlugin();
 
   WebCursorInfo cursorInfo;
-  if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+  // TODO(nzolghadr): We need to plumb the coalesced event here.
+  if (m_webPlugin->handleInputEvent(CoalescedWebInputEvent(webEvent),
+                                    cursorInfo) !=
       WebInputEventResult::NotHandled)
     event->setDefaultHandled();
 
   // A windowless plugin can change the cursor in response to a mouse move
   // event.  We need to reflect the changed cursor in the frame view as the
   // mouse is moved in the boundaries of the windowless plugin.
   Page* page = parentView->frame().page();
   if (!page)
     return;
   toChromeClientImpl(page->chromeClient())
@@ skipping 29 matching lines @@
                                       dragLocation, dragScreenLocation);
 }
 
 void WebPluginContainerImpl::handleWheelEvent(WheelEvent* event) {
   WebMouseWheelEventBuilder webEvent(
       this, LayoutItem(m_element->layoutObject()), *event);
   if (webEvent.type == WebInputEvent::Undefined)
     return;
 
   WebCursorInfo cursorInfo;
-  if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+  if (m_webPlugin->handleInputEvent(CoalescedWebInputEvent(webEvent),
+                                    cursorInfo) !=
       WebInputEventResult::NotHandled)
     event->setDefaultHandled();
 }
 
 void WebPluginContainerImpl::handleKeyboardEvent(KeyboardEvent* event) {
   WebKeyboardEventBuilder webEvent(*event);
   if (webEvent.type == WebInputEvent::Undefined)
     return;
 
   if (webEvent.type == WebInputEvent::KeyDown) {
@@ skipping 27 matching lines @@
         (WebInputEvent::CapsLockOn | WebInputEvent::NumLockOn);
   }
 
   // Give the client a chance to issue edit comamnds.
   WebLocalFrameImpl* webFrame =
       WebLocalFrameImpl::fromFrame(m_element->document().frame());
   if (m_webPlugin->supportsEditCommands())
     webFrame->client()->handleCurrentKeyboardEvent();
 
   WebCursorInfo cursorInfo;
-  if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+  if (m_webPlugin->handleInputEvent(CoalescedWebInputEvent(webEvent),
+                                    cursorInfo) !=
       WebInputEventResult::NotHandled)
     event->setDefaultHandled();
 }
 
 void WebPluginContainerImpl::handleTouchEvent(TouchEvent* event) {
   switch (m_touchEventRequestType) {
     case TouchEventRequestTypeNone:
       return;
     case TouchEventRequestTypeRaw: {
       WebTouchEventBuilder webEvent(LayoutItem(m_element->layoutObject()),
                                     *event);
       if (webEvent.type == WebInputEvent::Undefined)
         return;
 
       if (event->type() == EventTypeNames::touchstart)
         focusPlugin();
 
       WebCursorInfo cursorInfo;
-      if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+      // TODO(nzolghadr): We need to plumb the coalesced event here.
+      if (m_webPlugin->handleInputEvent(CoalescedWebInputEvent(webEvent),
+                                        cursorInfo) !=
           WebInputEventResult::NotHandled)
         event->setDefaultHandled();
       // FIXME: Can a plugin change the cursor from a touch-event callback?
       return;
     }
     case TouchEventRequestTypeSynthesizedMouse:
       synthesizeMouseEventIfPossible(event);
       return;
   }
 }
 
 void WebPluginContainerImpl::handleGestureEvent(GestureEvent* event) {
   WebGestureEventBuilder webEvent(LayoutItem(m_element->layoutObject()),
                                   *event);
   if (webEvent.type == WebInputEvent::Undefined)
     return;
   if (event->type() == EventTypeNames::gesturetapdown)
     focusPlugin();
   WebCursorInfo cursorInfo;
-  if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+  if (m_webPlugin->handleInputEvent(CoalescedWebInputEvent(webEvent),
+                                    cursorInfo) !=
       WebInputEventResult::NotHandled) {
     event->setDefaultHandled();
     return;
   }
 
   // FIXME: Can a plugin change the cursor from a touch-event callback?
 }
 
 void WebPluginContainerImpl::synthesizeMouseEventIfPossible(TouchEvent* event) {
   WebMouseEventBuilder webEvent(this, LayoutItem(m_element->layoutObject()),
                                 *event);
   if (webEvent.type == WebInputEvent::Undefined)
     return;
 
   WebCursorInfo cursorInfo;
-  if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+  if (m_webPlugin->handleInputEvent(CoalescedWebInputEvent(webEvent),
+                                    cursorInfo) !=
       WebInputEventResult::NotHandled)
     event->setDefaultHandled();
 }
 
 void WebPluginContainerImpl::focusPlugin() {
   LocalFrame& containingFrame = toFrameView(parent())->frame();
   if (Page* currentPage = containingFrame.page())
     currentPage->focusController().setFocusedElement(m_element,
                                                      &containingFrame);
   else
@@ skipping 88 matching lines @@
     // frame view.
     computeClipRectsForPlugin(m_element, windowRect, clipRect, unobscuredRect);
   }
   getPluginOcclusions(m_element, this->parent(), frameRect(), cutOutRects);
   // Convert to the plugin position.
   for (size_t i = 0; i < cutOutRects.size(); i++)
     cutOutRects[i].move(-frameRect().x(), -frameRect().y());
 }
 
 }  // namespace blink