XML Reader and Writer

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Tasks

  • Write the code
  • Test it

MenuBar Reader/Writer

Because of similarities between a context menu and a menu bar (they both are implemented as VCL Menus), the context menu reader/writer will be based on the menu bar reader/writer:

Test

Created a small application to test the new functionality. Test is located on framework/workben/xml 

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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_framework.hxx"

#include <sal/main.h>
#include <sal/config.h>
#include <osl/file.hxx>
#include <osl/process.h>
#include <rtl/ustring.hxx>
#include <cppuhelper/bootstrap.hxx>

#include <vcl/svapp.hxx>

#include <uielement/rootitemcontainer.hxx>
#include <xml/contextmenuconfiguration.hxx>

#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/ucb/XSimpleFileAccess.hpp>

#include <vector>

// -----------------------------------------------------------------------

using namespace rtl;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;

namespace css = ::com::sun::star;

// -----------------------------------------------------------------------

const OUString ConvertToURL(const OUString& aFileName)
{
    OUString uFileNameUrl;

    // If aFileName is *only* a file name...
    // This assumes the file is in the working directory (== with our executable)
    if ( aFileName.indexOf('.') == 0 || aFileName.indexOf( SAL_PATHDELIMITER ) < 0 )
    {
        // Get the working directory of the current process as a file URL.
        OUString uWorkingDirURL;
        if ( osl_getProcessWorkingDir( &uWorkingDirURL.pData ) != osl_Process_E_None )
        {
            OSL_ASSERT(sal_False);
        }
        // Convert the path relative to the working directory
        // into an full qualified file URL.
        if ( osl::FileBase::getAbsoluteFileURL( uWorkingDirURL, aFileName, uFileNameUrl)
                != osl::FileBase::E_None )
        {
            OSL_ASSERT(sal_False);
        }
    }
    // If the file name is a system path...
    else
    {
        // Convert the system dependend path into a file URL
        if ( osl::FileBase::getFileURLFromSystemPath(aFileName, uFileNameUrl)
                != osl::FileBase::E_None )
        {
            OSL_ASSERT(sal_False);
        }
    }
    return uFileNameUrl;
}

// -----------------------------------------------------------------------

sal_Bool TestContextMenuReaderWriter(const Reference<XComponentContext>& rContext, const OUString sIn, const OUString sOut )
{
    sal_Bool bOk = sal_False;

    try
    {
        Reference < css::ucb::XSimpleFileAccess > xSFA(
            rContext->getServiceManager()->createInstanceWithContext(
                OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.ucb.SimpleFileAccess" ) ), rContext ), UNO_QUERY_THROW );

        OUString sInURL  = ConvertToURL(sIn);
        OUString sOutURL = ConvertToURL(sOut);

        Reference<css::io::XInputStream> xInput = xSFA->openFileRead(sInURL);
        Reference<css::io::XOutputStream> xOutput = xSFA->openFileWrite(sOutURL);

        Reference<css::container::XIndexContainer> xItemContainer( static_cast<cppu::OWeakObject*>(new framework::RootItemContainer()), UNO_QUERY );

        bOk = framework::ContextMenuConfiguration::LoadContextMenu(
                  Reference<XMultiServiceFactory>(rContext->getServiceManager(),UNO_QUERY),
                  xInput,
                  xItemContainer );

        if (bOk && xItemContainer->hasElements() )
        {
            fprintf(stdout,"Could read XML file\n");

            bOk = framework::ContextMenuConfiguration::StoreContextMenu(
                      Reference<XMultiServiceFactory>(rContext->getServiceManager(), UNO_QUERY),
                      xOutput,
                      Reference<css::container::XIndexAccess>(xItemContainer, UNO_QUERY) );

            if (bOk)
                fprintf(stdout,"Could write XML file\n");
        }

        xInput->closeInput();
        xOutput->closeOutput();
    }
    catch (...)
    {
        bOk = sal_False;
    }

    return bOk;
}

// -----------------------------------------------------------------------

bool GetCommandOption( const ::std::vector< OUString >& rArgs, const OUString& rSwitch, OUString& rParam )
{
    bool        bRet = false;
    OUString    aSwitch( OUString::createFromAscii( "-" ));

    aSwitch += rSwitch;
    for ( int i = 0, nCount = rArgs.size(); ( i < nCount ) && !bRet; i++ )
    {
        for ( int n = 0; ( n < 2 ) && !bRet; n++ )
        {
            if ( aSwitch.equalsIgnoreAsciiCase( rArgs[ i ] ))
            {
                bRet = true;

                if ( i < ( nCount - 1 ) )
                    rParam = rArgs[ i + 1 ];
                else
                    rParam = OUString();
            }
        }
    }

    return bRet;
}

// -----------------------------------------------------------------------

void ShowUsage()
{
    fprintf( stderr, "Usage: contextmenu -i input_file -o output_file\n" );
    fprintf( stderr, "Options:" );
    fprintf( stderr, "   -i            name of XML file that should be processed\n" );
    fprintf( stderr, "   -o            name of file, XML output should be written to\n" );
    fprintf( stderr, "Examples:\n" );
    fprintf( stderr, "    contextmenu -i contextmenu.xml -o contextmenu-out.xml\n" );
}

// -----------------------------------------------------------------------

// Forward declaration
void Main(com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > xContext);

// -----------------------------------------------------------------------

SAL_IMPLEMENT_MAIN()
{
    Reference< XMultiServiceFactory > xMS;

    Reference< XComponentContext > xComponentContext = ::cppu::bootstrap();
    xMS = Reference< XMultiServiceFactory >( xComponentContext->getServiceManager() , UNO_QUERY );

    InitVCL( xMS );
    ::Main(xComponentContext);
    DeInitVCL();

    return 0;
}

void Main(Reference< XComponentContext > rContext)
{
    ::std::vector< OUString > aArgs;
    sal_uInt32 nCmds = osl_getCommandArgCount();

    if ( nCmds == 4 )
    {
        for ( sal_uInt32 i = 0; i < nCmds; i++ )
        {
            OUString aArg;
            osl_getCommandArg( i, &aArg.pData );
            aArgs.push_back( aArg );
        }

        OUString aInput;
        OUString aOutput;

        GetCommandOption( aArgs, OUString::createFromAscii( "i" ), aInput );
        GetCommandOption( aArgs, OUString::createFromAscii( "o" ), aOutput );

        if ( aInput.getLength() > 0 && aOutput.getLength() > 0 )
        {
            TestContextMenuReaderWriter(rContext, aInput, aOutput);
        }
        else
        {
            ShowUsage();
            exit( -1 );
        }
    }
    else
    {
        ShowUsage();
        exit( -1 );
    }
}
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