Selecting an app window from the overview mode maximizes the window only if it's maximizable

athena/activity/activity_widget_delegate.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 "athena/activity/activity_widget_delegate.h"
 
 #include "athena/activity/activity_frame_view.h"
 #include "athena/activity/public/activity_view_model.h"
 #include "ui/views/view.h"
 #include "ui/views/window/client_view.h"
@@ skipping 30 matching lines @@
 views::ClientView* ActivityWidgetDelegate::CreateClientView(
     views::Widget* widget) {
   return new views::ClientView(widget, view_model_->GetContentsView());
 }
 
 views::NonClientFrameView* ActivityWidgetDelegate::CreateNonClientFrameView(
     views::Widget* widget) {
   return new ActivityFrameView(widget, view_model_);
 }
 
+// Returns true if the window can be resized.
+bool ActivityWidgetDelegate::CanResize() const {
+  return true;
+}
+
+// Returns true if the window can be maximized.
+bool ActivityWidgetDelegate::CanMaximize() const {
+  return true;
+}
+
+// Returns true if the window can be minimized.
+bool ActivityWidgetDelegate::CanMinimize() const {
+  return true;
+}
+
 }  // namespace athena