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/mapping.hxx"
  25
  26 #include <vcclr.h>
  27
  28 #define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
  29
  30
  31 namespace uno
  32 {
  33 namespace util
  34 {
  35
  36 //------------------------------------------------------------------------------
  37 inline ::System::String ^ ustring_to_String( ::rtl::OUString const & ustr )
  38 {
  39     return gcnew ::System::String( ustr.getStr(), 0, ustr.getLength() );
  40 }
  41 //------------------------------------------------------------------------------
  42 inline ::rtl::OUString String_to_ustring( ::System::String ^ str )
  43 {
  44     OSL_ASSERT( sizeof (wchar_t) == sizeof (sal_Unicode) );
  45     pin_ptr<wchar_t const> chars = PtrToStringChars( str );
  46     return ::rtl::OUString( chars, str->Length );
  47 }
  48
  49 template< typename T >
  50 inline ::System::Object ^ to_cli(
  51     ::com::sun::star::uno::Reference< T > const & x )
  52 {
  53     ::com::sun::star::uno::Mapping mapping(
  54         OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME), OUSTR(UNO_LB_CLI) );
  55     OSL_ASSERT( mapping.is() );
  56     if (! mapping.is())
  57     {
  58         throw ::com::sun::star::uno::RuntimeException(
  59             OUSTR("cannot get mapping from C++ to CLI!"),
  60             ::com::sun::star::uno::Reference<
  61               ::com::sun::star::uno::XInterface >() );
  62     }
  63
  64     intptr_t intptr =
  65         reinterpret_cast< intptr_t >(
  66             mapping.mapInterface( x.get(), ::getCppuType( &x ) ) );
  67     ::System::Runtime::InteropServices::GCHandle ^ handle = (::System::Runtime::InteropServices::GCHandle ^)(gcnew ::System::IntPtr(intptr));
  68     ::System::Object ^ ret = handle->Target;
  69     handle->Free();
  70     return ret;
  71 }
  72
  73 template< typename T >
  74 inline void to_uno(
  75     ::com::sun::star::uno::Reference< T > * pRet, ::System::Object ^ x )
  76 {
  77     ::com::sun::star::uno::Mapping mapping(
  78         OUSTR(UNO_LB_CLI), OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME) );
  79     OSL_ASSERT( mapping.is() );
  80     if (! mapping.is())
  81     {
  82         throw ::com::sun::star::uno::RuntimeException(
  83             OUSTR("cannot get mapping from CLI to C++!"),
  84             ::com::sun::star::uno::Reference<
  85               ::com::sun::star::uno::XInterface >() );
  86     }
  87
  88     ::System::Runtime::InteropServices::GCHandle handle(
  89         ::System::Runtime::InteropServices::GCHandle::Alloc( x ) );
  90     T * ret = 0;
  91     mapping.mapInterface(
  92         reinterpret_cast< void ** >( &ret ),
  93         reinterpret_cast< void * >(
  94             ::System::Runtime::InteropServices::GCHandle::op_Explicit( handle )
  95 #if defined _WIN32
  96             .ToInt32()
  97 #elif defined _WIN64
  98             .ToInt64()
  99 #else
 100 #error ERROR: either _WIN64 or _WIN32 must be defined
 101             ERROR: either _WIN64 or _WIN32 must be defined
 102 #endif
 103             ),
 104         ::getCppuType( pRet ) );
 105     handle.Free();
 106     pRet->set( ret, SAL_NO_ACQUIRE /* takeover ownership */ );
 107 }
 108
 109 }
 110 }
 111
 112 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */