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      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/views/widget/widget.h"
      8 
      9 namespace views {
     10 
     11 HWND HWNDForView(const View* view) {
     12   return view->GetWidget() ? HWNDForWidget(view->GetWidget()) : NULL;
     13 }
     14 
     15 // Returns the HWND associated with the specified widget.
     16 HWND HWNDForWidget(const Widget* widget) {
     17   return widget->GetNativeView();
     18 }
     19 
     20 HWND HWNDForNativeView(const gfx::NativeView view) {
     21   return view;
     22 }
     23 
     24 HWND HWNDForNativeWindow(const gfx::NativeWindow window) {
     25   return window;
     26 }
     27 
     28 gfx::Rect GetWindowBoundsForClientBounds(View* view,
     29                                          const gfx::Rect& client_bounds) {
     30   DCHECK(view);
     31   HWND hwnd = view->GetWidget()->GetNativeWindow();
     32   RECT rect = client_bounds.ToRECT();
     33   DWORD style = ::GetWindowLong(hwnd, GWL_STYLE);
     34   DWORD ex_style = ::GetWindowLong(hwnd, GWL_EXSTYLE);
     35   AdjustWindowRectEx(&rect, style, FALSE, ex_style);
     36   return gfx::Rect(rect);
     37 }
     38 
     39 }  // namespace views
     40