root/ui/base/win/touch_input.cc

DEFINITIONS

1. GetTouchInputInfoWrapper

// 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 "ui/base/win/touch_input.h"

namespace ui {

BOOL GetTouchInputInfoWrapper(HTOUCHINPUT handle,
                              UINT count,
                              PTOUCHINPUT pointer,
                              int size) {
  typedef BOOL(WINAPI *GetTouchInputInfoPtr)(HTOUCHINPUT, UINT,
                                             PTOUCHINPUT, int);
  static GetTouchInputInfoPtr get_touch_input_info_func =
      reinterpret_cast<GetTouchInputInfoPtr>(
          GetProcAddress(GetModuleHandleA("user32.dll"), "GetTouchInputInfo"));
  if (get_touch_input_info_func)
    return get_touch_input_info_func(handle, count, pointer, size);
  return FALSE;
}

}  // namespace ui