Add window manager component.

wm/foreign_window_widget.cc

+// Copyright (c) 2013 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 "wm/foreign_window_widget.h"
+
+#include "ash/shell.h"
+#include "ash/wm/property_util.h"
+#include "ui/aura/root_window.h"
+#include "ui/aura/window.h"
+#include "ui/gfx/canvas.h"
+#include "ui/views/widget/widget.h"
+#include "ui/views/widget/widget_delegate.h"
+#include "wm/foreign_window.h"
+
+namespace wm {
+
+ForeignWindowWidget::ForeignWindowWidget(ForeignWindow* foreign_window)
+    : foreign_window_(foreign_window) {
+  views::Widget::InitParams params(views::Widget::InitParams::TYPE_WINDOW);
+  params.delegate = foreign_window->CreateWidgetDelegate();
+  // TODO(reveman): Add support for multiple root windows.
+  params.context = ash::Shell::GetAllRootWindows()[0];
+  Init(params);
+  set_focus_on_creation(false);
+  GetNativeView()->SetName("ForeignWindowWidget");
+  SetPersistsAcrossAllWorkspaces(
+      GetNativeView(),
+      ash::WINDOW_PERSISTS_ACROSS_ALL_WORKSPACES_VALUE_YES);
+}
+
+ForeignWindowWidget::~ForeignWindowWidget() {
+}
+
+void ForeignWindowWidget::Close() {
+  // Call base class Close() when native window has been destroyed.
+  if (foreign_window_->HasBeenDestroyed()) {
+    views::Widget::Close();
+    return;
+  }
+
+  foreign_window_->Close();
+}
+
+// static
+views::Widget* ForeignWindowWidget::CreateWindow(
+    ForeignWindow* foreign_window) {
+  return new ForeignWindowWidget(foreign_window);
+}
+
+}  // namespace wm