cli_ure/source/native/native_share.h

   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  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #using "cli_ure.dll"
  21 #using "cli_uretypes.dll"
  22
  23 #include "rtl/ustring.hxx"
  24 #include <uno/lbnames.h>
  25 #include "uno/mapping.hxx"
  26
  27 #include <vcclr.h>
  28
  29
  30 namespace uno
  31 {
  32 namespace util
  33 {
  34
  35
  36 inline ::System::String ^ ustring_to_String( OUString const & ustr )
  37 {
  38     return gcnew ::System::String( ustr.getStr(), 0, ustr.getLength() );
  39 }
  40
  41 inline OUString String_to_ustring( ::System::String ^ str )
  42 {
  43     OSL_ASSERT( sizeof (wchar_t) == sizeof (sal_Unicode) );
  44     pin_ptr<wchar_t const> chars = PtrToStringChars( str );
  45     return OUString( chars, str->Length );
  46 }
  47
  48 template< typename T >
  49 inline ::System::Object ^ to_cli(
  50     css::uno::Reference< T > const & x )
  51 {
  52     css::uno::Mapping mapping(
  53         CPPU_CURRENT_LANGUAGE_BINDING_NAME, UNO_LB_CLI );
  54     OSL_ASSERT( mapping.is() );
  55     if (! mapping.is())
  56     {
  57         throw css::uno::RuntimeException(
  58             "cannot get mapping from C++ to CLI!",
  59             css::uno::Reference<
  60               css::uno::XInterface >() );
  61     }
  62
  63     intptr_t intptr =
  64         reinterpret_cast< intptr_t >(
  65             mapping.mapInterface( x.get(), cppu::UnoType<decltype(x)>::get() ) );
  66     ::System::Runtime::InteropServices::GCHandle ^ handle = ::System::Runtime::InteropServices::GCHandle::FromIntPtr(::System::IntPtr(intptr));
  67     ::System::Object ^ ret = handle->Target;
  68     handle->Free();
  69     return ret;
  70 }
  71
  72 template< typename T >
  73 inline void to_uno(
  74     css::uno::Reference< T > * pRet, ::System::Object ^ x )
  75 {
  76     css::uno::Mapping mapping(
  77         UNO_LB_CLI, CPPU_CURRENT_LANGUAGE_BINDING_NAME );
  78     OSL_ASSERT( mapping.is() );
  79     if (! mapping.is())
  80     {
  81         throw css::uno::RuntimeException(
  82             "cannot get mapping from CLI to C++!",
  83             css::uno::Reference<
  84               css::uno::XInterface >() );
  85     }
  86
  87     ::System::Runtime::InteropServices::GCHandle handle(
  88         ::System::Runtime::InteropServices::GCHandle::Alloc( x ) );
  89     T * ret = 0;
  90     mapping.mapInterface(
  91         reinterpret_cast< void ** >( &ret ),
  92         reinterpret_cast< void * >(
  93             ::System::Runtime::InteropServices::GCHandle::op_Explicit( handle )
  94 #if defined _WIN64
  95             .ToInt64()
  96 #elif defined _WIN32
  97             .ToInt32()
  98 #else
  99 #error ERROR: either _WIN64 or _WIN32 must be defined
 100             ERROR: either _WIN64 or _WIN32 must be defined
 101 #endif
 102             ),
 103         cppu::UnoType<T>::get() );
 104     handle.Free();
 105     pRet->set( ret, SAL_NO_ACQUIRE /* takeover ownership */ );
 106 }
 107
 108 }
 109 }
 110
 111 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */