platform-window: Add a PlatformWindowFactory for creating windows.

mojo/services/native_viewport/native_viewport_win.cc

-// Copyright 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 "mojo/services/native_viewport/native_viewport.h"
-
-#include "base/memory/scoped_ptr.h"
-#include "ui/gfx/rect.h"
-#include "ui/platform_window/platform_window_delegate.h"
-#include "ui/platform_window/win/win_window.h"
-
-namespace mojo {
-namespace services {
-
-class NativeViewportWin : public NativeViewport,
-                          public ui::PlatformWindowDelegate {
- public:
-  explicit NativeViewportWin(NativeViewportDelegate* delegate)
-      : delegate_(delegate) {
-  }
-
-  virtual ~NativeViewportWin() {
-    // Destroy the platform-window while |this| is still alive.
-    platform_window_.reset();
-  }
-
- private:
-  // Overridden from NativeViewport:
-  virtual void Init(const gfx::Rect& bounds) OVERRIDE {
-    platform_window_.reset(new ui::WinWindow(this, bounds));
-  }
-
-  virtual void Show() OVERRIDE {
-    platform_window_->Show();
-  }
-
-  virtual void Hide() OVERRIDE {
-    platform_window_->Hide();
-  }
-
-  virtual void Close() OVERRIDE {
-    platform_window_->Close();
-  }
-
-  virtual gfx::Size GetSize() OVERRIDE {
-    return platform_window_->GetBounds().size();
-  }
-
-  virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE {
-    platform_window_->SetBounds(bounds);
-  }
-
-  virtual void SetCapture() OVERRIDE {
-    platform_window_->SetCapture();
-  }
-
-  virtual void ReleaseCapture() OVERRIDE {
-    platform_window_->ReleaseCapture();
-  }
-
-  // ui::PlatformWindowDelegate:
-  virtual void OnBoundsChanged(const gfx::Rect& new_bounds) OVERRIDE {
-    delegate_->OnBoundsChanged(new_bounds);
-  }
-
-  virtual void OnDamageRect(const gfx::Rect& damaged_region) OVERRIDE {
-  }
-
-  virtual void DispatchEvent(ui::Event* event) OVERRIDE {
-    delegate_->OnEvent(event);
-  }
-
-  virtual void OnCloseRequest() OVERRIDE {
-    platform_window_->Close();
-  }
-
-  virtual void OnClosed() OVERRIDE {
-    delegate_->OnDestroyed();
-  }
-
-  virtual void OnWindowStateChanged(ui::PlatformWindowState state) OVERRIDE {
-  }
-
-  virtual void OnLostCapture() OVERRIDE {
-  }
-
-  virtual void OnAcceleratedWidgetAvailable(
-      gfx::AcceleratedWidget widget) OVERRIDE {
-    delegate_->OnAcceleratedWidgetAvailable(widget);
-  }
-
-  virtual void OnActivationChanged(bool active) OVERRIDE {}
-
-  scoped_ptr<ui::PlatformWindow> platform_window_;
-  NativeViewportDelegate* delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(NativeViewportWin);
-};
-
-// static
-scoped_ptr<NativeViewport> NativeViewport::Create(
-    NativeViewportDelegate* delegate) {
-  return scoped_ptr<NativeViewport>(new NativeViewportWin(delegate)).Pass();
-}
-
-}  // namespace services
-}  // namespace mojo