Adds a CloneAndAnimate function to WindowManagerInternalClient

mojo/services/view_manager/server_view.cc

 // Copyright 2014 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 "mojo/services/view_manager/server_view.h"
 
 #include "mojo/services/view_manager/server_view_delegate.h"
 
 namespace mojo {
 namespace service {
 
 ServerView::ServerView(ServerViewDelegate* delegate, const ViewId& id)
-    : delegate_(delegate), id_(id), parent_(NULL), visible_(true) {
+    : delegate_(delegate), id_(id), parent_(NULL), visible_(true), opacity_(1) {
   DCHECK(delegate);  // Must provide a delegate.
 }
 
 ServerView::~ServerView() {
+  delegate_->OnWillDestroyView(this);
+
   while (!children_.empty())
     children_.front()->parent()->Remove(children_.front());
 
   if (parent_)
     parent_->Remove(this);
 
   delegate_->OnViewDestroyed(this);
 }
 
 void ServerView::Add(ServerView* child) {
   // We assume validation checks happened already.
   DCHECK(child);
   DCHECK(child != this);
   DCHECK(!child->Contains(this));
   if (child->parent() == this) {
     if (children_.size() == 1)
       return;  // Already in the right position.
     Reorder(child, children_.back(), ORDER_DIRECTION_ABOVE);
     return;
   }
 
-  const ServerView* old_parent = child->parent();
+  ServerView* old_parent = child->parent();
   child->delegate_->OnWillChangeViewHierarchy(child, this, old_parent);
   if (child->parent())
     child->parent()->RemoveImpl(child);
 
   child->parent_ = this;
   children_.push_back(child);
   child->delegate_->OnViewHierarchyChanged(child, this, old_parent);
 }
 
 void ServerView::Remove(ServerView* child) {
@@ skipping 64 matching lines @@
 }
 
 void ServerView::SetVisible(bool value) {
   if (visible_ == value)
     return;
 
   delegate_->OnWillChangeViewVisibility(this);
   visible_ = value;
 }
 
+void ServerView::SetOpacity(float value) {
+  if (value == opacity_)
+    return;
+  opacity_ = value;
+  delegate_->OnScheduleViewPaint(this);
+}
+
 void ServerView::SetProperty(const std::string& name,
                              const std::vector<uint8_t>* value) {
   auto it = properties_.find(name);
   if (it != properties_.end()) {
     if (value && it->second == *value)
       return;
   } else if (!value) {
     // This property isn't set in |properties_| and |value| is NULL, so there's
     // no change.
     return;
@@ skipping 22 matching lines @@
   delegate_->OnViewSurfaceIdChanged(this);
 }
 
 void ServerView::RemoveImpl(ServerView* view) {
   view->parent_ = NULL;
   children_.erase(std::find(children_.begin(), children_.end(), view));
 }
 
 }  // namespace service
 }  // namespace mojo