A NativeViewHostViews class for embedding views inside NativeHostView instances.

chrome/browser/ui/views/dom_view.cc

 // Copyright (c) 2006-2008 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 "chrome/browser/views/dom_view.h"
 
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "ipc/ipc_message.h"
 #include "views/focus/focus_manager.h"
 
+#if defined(TOUCH_UI)
+#include "chrome/browser/ui/views/tab_contents/tab_contents_view_views.h"
+#endif
+
 DOMView::DOMView() : tab_contents_(NULL), initialized_(false) {
   SetFocusable(true);
 }
 
 DOMView::~DOMView() {
   if (native_view())
-    Detach();
+    DetachTabContents();
 }
 
 bool DOMView::Init(Profile* profile, SiteInstance* instance) {
   if (initialized_)
     return true;
 
   initialized_ = true;
   tab_contents_.reset(CreateTabContents(profile, instance));
   // Attach the native_view now if the view is already added to Widget.
   if (GetWidget())
-    Attach(tab_contents_->GetNativeView());
+    AttachTabContents();
   return true;
 }
 
 TabContents* DOMView::CreateTabContents(Profile* profile,
                                         SiteInstance* instance) {
   return new TabContents(profile, instance, MSG_ROUTING_NONE, NULL, NULL);
 }
 
 void DOMView::LoadURL(const GURL& url) {
   DCHECK(initialized_);
@@ skipping 10 matching lines @@
 void DOMView::Focus() {
   tab_contents_->Focus();
 }
 
 void DOMView::ViewHierarchyChanged(bool is_add, views::View* parent,
                                    views::View* child) {
   // Attach the native_view when this is added to Widget if
   // the native view has not been attached yet and tab_contents_ exists.
   views::NativeViewHost::ViewHierarchyChanged(is_add, parent, child);
   if (is_add && GetWidget() && !native_view() && tab_contents_.get())
-    Attach(tab_contents_->GetNativeView());
+    AttachTabContents();
   else if (!is_add && child == this && native_view())
-    Detach();
+    DetachTabContents();
 }
+
+void DOMView::AttachTabContents() {
+#if defined(TOUCH_UI)
+  AttachToView(static_cast<TabContentsViewViews*>(tab_contents_->GetTabContentsView()));
+#else
+  Attach(tab_contents_->GetNativeView());
+#endif
+}
+
+void DOMView::DetachTabContents() {
+  Detach();

[Ben Goodger (Google), 2010/12/15 18:32:28]

Looks like you might actually not need this method other than for symmetry.
Instead... just add a comment to AttachTabContents is only needed because the 2
different types of attachable view.

[Alex Nicolaou, 2010/12/16 22:34:48]

I prefer the symmetry but done.

+}