ui/views/win/hwnd_util_aurawin.cc

   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
  11 namespace views {
  12
  13 HWND HWNDForView(const View* view) {
  14   return view->GetWidget() ? HWNDForWidget(view->GetWidget()) : NULL;
  15 }
  16
  17 HWND HWNDForWidget(const Widget* widget) {
  18   return HWNDForNativeWindow(widget->GetNativeWindow());
  19 }
  20
  21 HWND HWNDForNativeView(const gfx::NativeView view) {
  22   return view && view->GetRootWindow() ?
  23       view->GetHost()->GetAcceleratedWidget() : NULL;
  24 }
  25
  26 HWND HWNDForNativeWindow(const gfx::NativeWindow window) {
  27   return window && window->GetRootWindow() ?
  28       window->GetHost()->GetAcceleratedWidget() : NULL;
  29 }
  30
  31 gfx::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