1// Copyright (c) 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "ui/views/win/hwnd_util.h"
6
7#include "ui/aura/window.h"
8#include "ui/aura/window_tree_host.h"
9#include "ui/views/widget/widget.h"
10
11namespace views {
12
13HWND HWNDForView(const View* view) {
14  return view->GetWidget() ? HWNDForWidget(view->GetWidget()) : NULL;
15}
16
17HWND HWNDForWidget(const Widget* widget) {
18  return HWNDForNativeWindow(widget->GetNativeWindow());
19}
20
21HWND HWNDForNativeView(const gfx::NativeView view) {
22  return view && view->GetRootWindow() ?
23      view->GetHost()->GetAcceleratedWidget() : NULL;
24}
25
26HWND HWNDForNativeWindow(const gfx::NativeWindow window) {
27  return window && window->GetRootWindow() ?
28      window->GetHost()->GetAcceleratedWidget() : NULL;
29}
30
31gfx::Rect GetWindowBoundsForClientBounds(View* view,
32                                         const gfx::Rect& client_bounds) {
33  DCHECK(view);
34  aura::WindowTreeHost* host = view->GetWidget()->GetNativeWindow()->GetHost();
35  if (host) {
36    HWND hwnd = host->GetAcceleratedWidget();
37    RECT rect = client_bounds.ToRECT();
38    DWORD style = ::GetWindowLong(hwnd, GWL_STYLE);
39    DWORD ex_style = ::GetWindowLong(hwnd, GWL_EXSTYLE);
40    AdjustWindowRectEx(&rect, style, FALSE, ex_style);
41    return gfx::Rect(rect);
42  }
43  return client_bounds;
44}
45
46}  // namespace views
47