shell/source/unix/sysshell/systemshell.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: systemshell.cxx,v $
  10  * $Revision: 1.9 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_shell.hxx"
  33 #include "systemshell.hxx"
  34
  35 #include <comphelper/processfactory.hxx>
  36
  37 #ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_Hpp_
  38 #include <com/sun/star/beans/XPropertySet.hpp>
  39 #endif
  40 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  41 #include <com/sun/star/uri/XExternalUriReferenceTranslator.hpp>
  42 #include <com/sun/star/uri/ExternalUriReferenceTranslator.hpp>
  43 #include <com/sun/star/uno/XComponentContext.hpp>
  44
  45 #include "osl/module.hxx"
  46
  47 using namespace ::com::sun::star;
  48
  49 #define UNISTRING(s) rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(s))
  50
  51 const rtl::OUString SYM_ADD_TO_RECENTLY_USED_FILE_LIST = UNISTRING("add_to_recently_used_file_list");
  52 const rtl::OUString LIB_RECENT_FILE = UNISTRING("librecentfile.so");
  53 const rtl::OUString DEFAULT_CONTEXT = UNISTRING("DefaultContext");
  54
  55 void * (* sym_gtk_recent_manager_get_default) () = NULL;
  56 void   (* sym_gtk_recent_manager_add_item) (void *, const char *) = NULL;
  57
  58 // We need to re-encode file urls because osl_getFileURLFromSystemPath converts
  59 // to UTF-8 before encoding non ascii characters, which is not what other apps expect.
  60 static rtl::OUString translateToExternalUrl(const rtl::OUString& internalUrl)
  61 {
  62     rtl::OUString extUrl;
  63
  64     uno::Reference< lang::XMultiServiceFactory > sm = comphelper::getProcessServiceFactory();
  65     if (sm.is())
  66     {
  67         uno::Reference< beans::XPropertySet > pset;
  68         sm->queryInterface( getCppuType( &pset )) >>= pset;
  69         if (pset.is())
  70         {
  71             uno::Reference< uno::XComponentContext > context;
  72             pset->getPropertyValue(DEFAULT_CONTEXT) >>= context;
  73             if (context.is())
  74                 extUrl = uri::ExternalUriReferenceTranslator::create(context)->translateToExternal(internalUrl);
  75         }
  76     }
  77     return extUrl;
  78 }
  79
  80 namespace SystemShell {
  81
  82     typedef void (*PFUNC_ADD_TO_RECENTLY_USED_LIST)(const rtl::OUString&, const rtl::OUString&);
  83
  84     //##############################
  85     rtl::OUString get_absolute_library_url(const rtl::OUString& /*lib_name*/)
  86     {
  87         rtl::OUString url;
  88         if (osl::Module::getUrlFromAddress(reinterpret_cast<oslGenericFunction>(AddToRecentDocumentList), url))
  89         {
  90             sal_Int32 index = url.lastIndexOf('/');
  91             url = url.copy(0, index + 1);
  92             url += LIB_RECENT_FILE;
  93         }
  94         return url;
  95     }
  96
  97     bool init_recent_manager_api()
  98     {
  99         oslModule hDefault;
 100         if( osl_getModuleHandle( NULL, &hDefault ) )
 101         {
 102             sym_gtk_recent_manager_get_default = (void * (*)())
 103                 osl_getAsciiFunctionSymbol(hDefault, "gtk_recent_manager_get_default");
 104             sym_gtk_recent_manager_add_item = (void (*)(void *, const char *))
 105                 osl_getAsciiFunctionSymbol(hDefault, "gtk_recent_manager_add_item");
 106
 107         }
 108         bool ret = (NULL != sym_gtk_recent_manager_get_default) && (NULL != sym_gtk_recent_manager_add_item);
 109         return ret;
 110     }
 111
 112
 113     //##############################
 114     void AddToRecentDocumentList(const rtl::OUString& aFileUrl, const rtl::OUString& aMimeType)
 115     {
 116         static bool bIsRecentManagerPresent = init_recent_manager_api();
 117
 118         // Convert file URL for external use (see above)
 119         rtl::OUString externalUrl = translateToExternalUrl(aFileUrl);
 120         if( 0 == externalUrl.getLength() )
 121             externalUrl = aFileUrl;
 122
 123         if( bIsRecentManagerPresent )
 124         {
 125             void * recent_manager = sym_gtk_recent_manager_get_default();
 126             sym_gtk_recent_manager_add_item(recent_manager, rtl::OUStringToOString(aFileUrl, RTL_TEXTENCODING_UTF8).getStr());
 127         }
 128         else
 129         {
 130             rtl::OUString librecentfile_url = get_absolute_library_url(LIB_RECENT_FILE);
 131
 132             if (librecentfile_url.getLength())
 133             {
 134                 osl::Module module(librecentfile_url);
 135
 136                 if (module.is())
 137                 {
 138                     // convert from reinterpret_cast<PFUNC_ADD_TO_RECENTLY_USED_LIST>
 139                     // not allowed in gcc 3.3 without permissive.
 140                     PFUNC_ADD_TO_RECENTLY_USED_LIST add_to_recently_used_file_list =
 141                         reinterpret_cast<PFUNC_ADD_TO_RECENTLY_USED_LIST>(module.getFunctionSymbol(SYM_ADD_TO_RECENTLY_USED_FILE_LIST));
 142
 143                     if (add_to_recently_used_file_list)
 144                         add_to_recently_used_file_list(aFileUrl, aMimeType);
 145                 }
 146             }
 147         }
 148     }
 149
 150 } // namespace SystemShell
 151