Wiring metro mouse events to aura viewer

ui/views/widget/desktop_root_window_host_linux.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 "ui/views/widget/desktop_root_window_host_linux.h"
 
 #include <X11/extensions/XInput2.h>
 #include <X11/Xatom.h>
 #include <X11/Xutil.h>
 
@@ skipping 139 matching lines @@
 aura::RootWindow* DesktopRootWindowHostLinux::InitRootWindow(
     const Widget::InitParams& params) {
   bounds_ = params.bounds;
 
   aura::RootWindow::CreateParams rw_params(bounds_);
   rw_params.host = this;
   root_window_ = new aura::RootWindow(rw_params);
   root_window_->Init();
   root_window_->AddChild(content_window_);
   root_window_->SetLayoutManager(new DesktopLayoutManager(root_window_));
-  root_window_host_delegate_ = root_window_;
 
   // If we're given a parent, we need to mark ourselves as transient to another
   // window. Otherwise activation gets screwy.
   gfx::NativeView parent = params.GetParent();
   if (!params.child && params.GetParent())
     parent->AddTransientChild(content_window_);
 
   native_widget_delegate_->OnNativeWidgetCreated();
 
   capture_client_.reset(new DesktopCaptureClient);
@@ skipping 381 matching lines @@
 }
 
 void DesktopRootWindowHostLinux::FlashFrame(bool flash_frame) {
   // TODO(erg):
   NOTIMPLEMENTED();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopRootWindowHostLinux, aura::RootWindowHost implementation:
 
+void DesktopRootWindowHostLinux::SetDelegate(
+    aura::RootWindowHostDelegate* delegate) {
+  root_window_host_delegate_ = delegate;
+}
+
 aura::RootWindow* DesktopRootWindowHostLinux::GetRootWindow() {
   return root_window_;
 }
 
 gfx::AcceleratedWidget DesktopRootWindowHostLinux::GetAcceleratedWidget() {
   return xwindow_;
 }
 
 void DesktopRootWindowHostLinux::Show() {
   if (!window_mapped_) {
@@ skipping 434 matching lines @@
 DesktopRootWindowHost* DesktopRootWindowHost::Create(
     internal::NativeWidgetDelegate* native_widget_delegate,
     DesktopNativeWidgetAura* desktop_native_widget_aura,
     const gfx::Rect& initial_bounds) {
   return new DesktopRootWindowHostLinux(native_widget_delegate,
                                         desktop_native_widget_aura,
                                         initial_bounds);
 }
 
 }  // namespace views