vcl/inc/win/ScopedHDC.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef INCLUDED_VCL_INC_WIN_SCOPEDHDC_HXX
  11 #define INCLUDED_VCL_INC_WIN_SCOPEDHDC_HXX
  12
  13 class ScopedHDC
  14 {
  15 private:
  16     HDC m_hDC;
  17
  18 public:
  19     explicit ScopedHDC(HDC hDC)
  20         : m_hDC(hDC)
  21     {}
  22
  23     ScopedHDC(const ScopedHDC&) = delete;
  24     ScopedHDC& operator=(const ScopedHDC&) = delete;
  25
  26     ~ScopedHDC()
  27     {
  28         if (m_hDC)
  29             DeleteDC(m_hDC);
  30     }
  31
  32     HDC get() const
  33     {
  34         return m_hDC;
  35     }
  36
  37     explicit operator bool() const
  38     {
  39         return m_hDC != nullptr;
  40     }
  41 };
  42
  43 #endif // INCLUDED_VCL_INC_WIN_SCOPEDHDC_HXX
  44
  45 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */