Drag-and-drop: DragEnter, DragOver, DragLeave, DragDrop

content/browser/web_contents/web_contents_view_android.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/browser/web_contents/web_contents_view_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/logging.h"
 #include "cc/layers/layer.h"
@@ skipping 286 matching lines @@
   }
 
   if (content_view_core_)
     content_view_core_->HidePopupsAndPreserveSelection();
 }
 
 void WebContentsViewAndroid::UpdateDragCursor(blink::WebDragOperation op) {
   // Intentional no-op because Android does not have cursor.
 }
 
+// TODO(paulmeyer): The drag-and-drop calls on GetRenderViewHost()->GetWidget()
+// in the following functions will need to be targeted to specific
+// RenderWidgetHosts in order to work with OOPIFs. See crbug.com/647249.
+
 void WebContentsViewAndroid::OnDragEntered(
     const std::vector<DropData::Metadata>& metadata,
     const gfx::Point& location,
     const gfx::Point& screen_location) {
   blink::WebDragOperationsMask allowed_ops =
       static_cast<blink::WebDragOperationsMask>(blink::WebDragOperationCopy |
                                                 blink::WebDragOperationMove);
-  web_contents_->GetRenderViewHost()->DragTargetDragEnterWithMetaData(
-      metadata, location, screen_location, allowed_ops, 0);
+  web_contents_->GetRenderViewHost()->GetWidget()->
+      DragTargetDragEnterWithMetaData(metadata, location, screen_location,
+                                      allowed_ops, 0);
 }
 
 void WebContentsViewAndroid::OnDragUpdated(const gfx::Point& location,
                                            const gfx::Point& screen_location) {
   blink::WebDragOperationsMask allowed_ops =
       static_cast<blink::WebDragOperationsMask>(blink::WebDragOperationCopy |
                                                 blink::WebDragOperationMove);
-  web_contents_->GetRenderViewHost()->DragTargetDragOver(
+  web_contents_->GetRenderViewHost()->GetWidget()->DragTargetDragOver(
       location, screen_location, allowed_ops, 0);
 }
 
 void WebContentsViewAndroid::OnDragExited() {
-  web_contents_->GetRenderViewHost()->DragTargetDragLeave();
+  web_contents_->GetRenderViewHost()->GetWidget()->DragTargetDragLeave();
 }
 
 void WebContentsViewAndroid::OnPerformDrop(DropData* drop_data,
                                            const gfx::Point& location,
                                            const gfx::Point& screen_location) {
-  web_contents_->GetRenderViewHost()->FilterDropData(drop_data);
-  web_contents_->GetRenderViewHost()->DragTargetDrop(*drop_data, location,
-                                                     screen_location, 0);
+  web_contents_->GetRenderViewHost()->GetWidget()->FilterDropData(drop_data);
+  web_contents_->GetRenderViewHost()->GetWidget()->DragTargetDrop(
+      *drop_data, location, screen_location, 0);
 }
 
 void WebContentsViewAndroid::OnDragEnded() {
   web_contents_->GetRenderViewHost()->DragSourceSystemDragEnded();
 }
 
 void WebContentsViewAndroid::GotFocus() {
   // This is only used in the views FocusManager stuff but it bleeds through
   // all subclasses. http://crbug.com/21875
 }
 
 // This is called when we the renderer asks us to take focus back (i.e., it has
 // iterated past the last focusable element on the page).
 void WebContentsViewAndroid::TakeFocus(bool reverse) {
   if (web_contents_->GetDelegate() &&
       web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse))
     return;
   web_contents_->GetRenderWidgetHostView()->Focus();
 }
 
 } // namespace content