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path: root/dbaccess/source/ui/browser/exsrcbrw.cxx
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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

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

#ifndef _SBA_EXTCTRLR_HXX
#include "exsrcbrw.hxx"
#endif
#ifndef _COM_SUN_STAR_FORM_FORMCOMPONENTTYPE_HPP_
#include <com/sun/star/form/FormComponentType.hpp>
#endif
#ifndef _COM_SUN_STAR_UTIL_XURLTRANSFORMER_HPP_
#include <com/sun/star/util/XURLTransformer.hpp>
#endif
#ifndef _COM_SUN_STAR_FORM_XGRIDCOLUMNFACTORY_HPP_
#include <com/sun/star/form/XGridColumnFactory.hpp>
#endif
#ifndef _COM_SUN_STAR_FORM_XLOADABLE_HPP_
#include <com/sun/star/form/XLoadable.hpp>
#endif
#ifndef _COM_SUN_STAR_FRAME_FRAMESEARCHFLAG_HPP_
#include <com/sun/star/frame/FrameSearchFlag.hpp>
#endif
#ifndef _SBA_FORMADAPTER_HXX
#include "formadapter.hxx"
#endif
#ifndef _COMPHELPER_PROCESSFACTORY_HXX_
#include <comphelper/processfactory.hxx>
#endif
#ifndef DBACCESS_SHARED_DBUSTRINGS_HRC
#include "dbustrings.hrc"
#endif
#ifndef _DBU_REGHELPER_HXX_
#include "dbu_reghelper.hxx"
#endif
#ifndef TOOLS_DIAGNOSE_EX_H
#include <tools/diagnose_ex.h>
#endif

using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::frame;
using namespace dbaui;

//==============================================================================
//= SbaExternalSourceBrowser
//==============================================================================
extern "C" void SAL_CALL createRegistryInfo_OFormGridView()
{
    static OMultiInstanceAutoRegistration< SbaExternalSourceBrowser > aAutoRegistration;
}
//------------------------------------------------------------------------------
Any SAL_CALL SbaExternalSourceBrowser::queryInterface(const Type& _rType) throw (RuntimeException)
{
    Any aRet = SbaXDataBrowserController::queryInterface(_rType);
    if(!aRet.hasValue())
        aRet = ::cppu::queryInterface(_rType,
                                (::com::sun::star::util::XModifyBroadcaster*)this,
                                (::com::sun::star::form::XLoadListener*)this);

    return aRet;
}
DBG_NAME(SbaExternalSourceBrowser)
//------------------------------------------------------------------------------
SbaExternalSourceBrowser::SbaExternalSourceBrowser(const Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rM)
    :SbaXDataBrowserController(_rM)
    ,m_aModifyListeners(getMutex())
    ,m_pDataSourceImpl(NULL)
    ,m_bInQueryDispatch( sal_False )
{
    DBG_CTOR(SbaExternalSourceBrowser,NULL);

}

//------------------------------------------------------------------------------
SbaExternalSourceBrowser::~SbaExternalSourceBrowser()
{

    DBG_DTOR(SbaExternalSourceBrowser,NULL);
}

//-------------------------------------------------------------------------
::comphelper::StringSequence SAL_CALL SbaExternalSourceBrowser::getSupportedServiceNames() throw(RuntimeException)
{
    return getSupportedServiceNames_Static();
}
// -------------------------------------------------------------------------
::rtl::OUString SbaExternalSourceBrowser::getImplementationName_Static() throw(RuntimeException)
{
    return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("org.openoffice.comp.dbu.OFormGridView"));
}
//-------------------------------------------------------------------------
::comphelper::StringSequence SbaExternalSourceBrowser::getSupportedServiceNames_Static() throw(RuntimeException)
{
    ::comphelper::StringSequence aSupported(1);
    aSupported.getArray()[0] = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.sdb.FormGridView"));
    return aSupported;
}
//-------------------------------------------------------------------------
Reference< XInterface > SAL_CALL SbaExternalSourceBrowser::Create(const Reference<XMultiServiceFactory >& _rxFactory)
{
    return *(new SbaExternalSourceBrowser(_rxFactory));
}
//-------------------------------------------------------------------------
::rtl::OUString SAL_CALL SbaExternalSourceBrowser::getImplementationName() throw(RuntimeException)
{
    return getImplementationName_Static();
}
//------------------------------------------------------------------------------
Reference< XRowSet >  SbaExternalSourceBrowser::CreateForm()
{
    m_pDataSourceImpl = new SbaXFormAdapter();
    return m_pDataSourceImpl;
}

//------------------------------------------------------------------------------
sal_Bool SbaExternalSourceBrowser::InitializeForm(const Reference< XRowSet > & /*xForm*/)
{
    return sal_True;
}

//------------------------------------------------------------------
sal_Bool SbaExternalSourceBrowser::LoadForm()
{
    // as we don't have a main form (yet), we have nothing to do
    // we don't call FormLoaded, because this expects a working data source
    return sal_True;
}


//------------------------------------------------------------------
void SbaExternalSourceBrowser::modified(const ::com::sun::star::lang::EventObject& aEvent) throw( RuntimeException )
{
    SbaXDataBrowserController::modified(aEvent);

    // multiplex this event to all my listeners
    ::com::sun::star::lang::EventObject aEvt(*this);
    ::cppu::OInterfaceIteratorHelper aIt(m_aModifyListeners);
    while (aIt.hasMoreElements())
        ((::com::sun::star::util::XModifyListener*)aIt.next())->modified(aEvt);
}

//------------------------------------------------------------------
void SAL_CALL SbaExternalSourceBrowser::dispatch(const ::com::sun::star::util::URL& aURL, const Sequence< ::com::sun::star::beans::PropertyValue>& aArgs) throw(::com::sun::star::uno::RuntimeException)
{
    const ::com::sun::star::beans::PropertyValue* pArguments = aArgs.getConstArray();
    if (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/AddGridColumn")))
    {
        // search the argument describing the column to create
        ::rtl::OUString sControlType;
        sal_Int32 nControlPos = -1;
        Sequence< ::com::sun::star::beans::PropertyValue> aControlProps;
        sal_uInt16 i;
        for ( i = 0; i < aArgs.getLength(); ++i, ++pArguments )
        {
            if (pArguments->Name.equals(::rtl::OUString::createFromAscii("ColumnType")))
            {
                sal_Bool bCorrectType = pArguments->Value.getValueType().equals(::getCppuType((const ::rtl::OUString*)0));
                OSL_ENSURE(bCorrectType, "invalid type for argument \"ColumnType\" !");
                if (bCorrectType)
                    sControlType = ::comphelper::getString(pArguments->Value);
            }
            else if (pArguments->Name.equals(::rtl::OUString::createFromAscii("ColumnPosition")))
            {
                sal_Bool bCorrectType = pArguments->Value.getValueType().equals(::getCppuType((const sal_Int16*)0));
                OSL_ENSURE(bCorrectType, "invalid type for argument \"ColumnPosition\" !");
                if (bCorrectType)
                    nControlPos = ::comphelper::getINT16(pArguments->Value);
            }
            else if (pArguments->Name.equals(::rtl::OUString::createFromAscii("ColumnProperties")))
            {
                sal_Bool bCorrectType = pArguments->Value.getValueType().equals(::getCppuType((const Sequence< ::com::sun::star::beans::PropertyValue>*)0));
                OSL_ENSURE(bCorrectType, "invalid type for argument \"ColumnProperties\" !");
                if (bCorrectType)
                    aControlProps = *(Sequence< ::com::sun::star::beans::PropertyValue>*)pArguments->Value.getValue();
            }
            else
                OSL_ENSURE(sal_False, ((ByteString("SbaExternalSourceBrowser::dispatch(AddGridColumn) : unknown argument (") += ByteString((const sal_Unicode*)pArguments->Name, gsl_getSystemTextEncoding()).GetBuffer()) += ") !").GetBuffer());
        }
        if (!sControlType.getLength())
        {
            OSL_ENSURE(sal_False, "SbaExternalSourceBrowser::dispatch(AddGridColumn) : missing argument (ColumnType) !");
            sControlType = ::rtl::OUString::createFromAscii("TextField");
        }
        OSL_ENSURE(aControlProps.getLength(), "SbaExternalSourceBrowser::dispatch(AddGridColumn) : missing argument (ColumnProperties) !");

        // create the col
        Reference< ::com::sun::star::form::XGridColumnFactory >  xColFactory(getControlModel(), UNO_QUERY);
        Reference< ::com::sun::star::beans::XPropertySet >  xNewCol = xColFactory->createColumn(sControlType);
        Reference< XPropertySetInfo > xNewColProperties;
        if (xNewCol.is())
            xNewColProperties = xNewCol->getPropertySetInfo();
        // set it's properties
        if (xNewColProperties.is())
        {
            const ::com::sun::star::beans::PropertyValue* pControlProps = aControlProps.getConstArray();
            for (i=0; i<aControlProps.getLength(); ++i, ++pControlProps)
            {
                try
                {
                    if (xNewColProperties->hasPropertyByName(pControlProps->Name))
                        xNewCol->setPropertyValue(pControlProps->Name, pControlProps->Value);
                }
                catch(Exception&)
                {
                    OSL_ENSURE(sal_False,
                        (   ByteString("SbaExternalSourceBrowser::dispatch : could not set a column property (")
                        +=  ByteString(pControlProps->Name.getStr(), (sal_uInt16)pControlProps->Name.getLength(), RTL_TEXTENCODING_ASCII_US)
                        +=  ByteString(")!")).GetBuffer());
                }
            }
        }

        // correct the position
        Reference< ::com::sun::star::container::XIndexContainer >  xColContainer(getControlModel(), UNO_QUERY);

        if (nControlPos > xColContainer->getCount())
            nControlPos = xColContainer->getCount();
        if (nControlPos < 0)
            nControlPos = 0;

        // append the column
        xColContainer->insertByIndex(nControlPos, makeAny(xNewCol));
    }
    else if (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/ClearView")))
    {
        ClearView();
    }
    else if (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/AttachToForm")))
    {
        if (!m_pDataSourceImpl)
            return;

        Reference< XRowSet >  xMasterForm;
        // search the arguments for he master form
        for (sal_uInt16 i=0; i<aArgs.getLength(); ++i, ++pArguments)
        {
            if ((pArguments->Name.equals(::rtl::OUString::createFromAscii("MasterForm"))) && (pArguments->Value.getValueTypeClass() == TypeClass_INTERFACE))
            {
                xMasterForm = Reference< XRowSet > (*(Reference< XInterface > *)pArguments->Value.getValue(), UNO_QUERY);
                break;
            }
        }
        if (!xMasterForm.is())
        {
            OSL_ENSURE(sal_False, "SbaExternalSourceBrowser::dispatch(FormSlots/AttachToForm) : please specify a form to attach to as argument !");
            return;
        }

        Attach(xMasterForm);
    }
    else
        SbaXDataBrowserController::dispatch(aURL, aArgs);
}

//------------------------------------------------------------------
Reference< ::com::sun::star::frame::XDispatch >  SAL_CALL SbaExternalSourceBrowser::queryDispatch(const ::com::sun::star::util::URL& aURL, const ::rtl::OUString& aTargetFrameName, sal_Int32 nSearchFlags) throw( RuntimeException )
{
    Reference< ::com::sun::star::frame::XDispatch >  xReturn;
    if (m_bInQueryDispatch)
        return xReturn;

    m_bInQueryDispatch = sal_True;

    if  (   (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/AttachToForm")))
            // attach a new external form
        ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/AddGridColumn")))
            // add a column to the grid
        ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/ClearView")))
            // clear the grid
        )
        xReturn = (::com::sun::star::frame::XDispatch*)this;

    if  (   !xReturn.is()
        &&  (   (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/moveToFirst")))
            ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/moveToPrev")))
            ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/moveToNext")))
            ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/moveToLast")))
            ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/moveToNew")))
            ||  (aURL.Complete.equals(::rtl::OUString::createFromAscii(".uno:FormSlots/undoRecord")))
            )
        )
    {
        OSL_ENSURE(aURL.Mark.getLength() == 0, "SbaExternalSourceBrowser::queryDispatch : the ::com::sun::star::util::URL shouldn't have a mark !");
        ::com::sun::star::util::URL aNewUrl = aURL;

        // split the ::com::sun::star::util::URL
        OSL_ENSURE( m_xUrlTransformer.is(), "SbaExternalSourceBrowser::queryDispatch : could not create an URLTransformer !" );
        if ( m_xUrlTransformer.is() )
            m_xUrlTransformer->parseStrict( aNewUrl );

        // set a new mark
        aNewUrl.Mark = ::rtl::OUString::createFromAscii("DB/FormGridView");
            // this controller is instantiated when somebody dispatches the ".component:DB/FormGridView" in any
            // frame, so we use "FormGridView" as mark that a dispatch request came from this view

        if (m_xUrlTransformer.is())
            m_xUrlTransformer->assemble(aNewUrl);

        Reference< XDispatchProvider >  xFrameDispatcher( getFrame(), UNO_QUERY );
        if (xFrameDispatcher.is())
            xReturn = xFrameDispatcher->queryDispatch(aNewUrl, aTargetFrameName, FrameSearchFlag::PARENT);

    }

    if (!xReturn.is())
        xReturn = SbaXDataBrowserController::queryDispatch(aURL, aTargetFrameName, nSearchFlags);

    m_bInQueryDispatch = sal_False;
    return xReturn;
}

//------------------------------------------------------------------
void SAL_CALL SbaExternalSourceBrowser::disposing()
{
    // say our modify listeners goodbye
    ::com::sun::star::lang::EventObject aEvt;
    aEvt.Source = (XWeak*) this;
    m_aModifyListeners.disposeAndClear(aEvt);

    stopListening();

    SbaXDataBrowserController::disposing();
}

//------------------------------------------------------------------
void SAL_CALL SbaExternalSourceBrowser::addModifyListener(const Reference< ::com::sun::star::util::XModifyListener > & aListener) throw( RuntimeException )
{
    m_aModifyListeners.addInterface(aListener);
}

//------------------------------------------------------------------
void SAL_CALL SbaExternalSourceBrowser::removeModifyListener(const Reference< ::com::sun::star::util::XModifyListener > & aListener) throw( RuntimeException )
{
    m_aModifyListeners.removeInterface(aListener);
}

//------------------------------------------------------------------
void SAL_CALL SbaExternalSourceBrowser::unloading(const ::com::sun::star::lang::EventObject& aEvent) throw( RuntimeException )
{
    if (m_pDataSourceImpl && (m_pDataSourceImpl->getAttachedForm() == aEvent.Source))
    {
        ClearView();
    }

    SbaXDataBrowserController::unloading(aEvent);
}

//------------------------------------------------------------------
void SbaExternalSourceBrowser::Attach(const Reference< XRowSet > & xMaster)
{
    Any aOldPos;
    sal_Bool bWasInsertRow = sal_False;
    sal_Bool bBeforeFirst   = sal_True;
    sal_Bool bAfterLast     = sal_True;
    Reference< XResultSet > xResultSet(xMaster, UNO_QUERY);
    Reference< XRowLocate > xCursor(xMaster, UNO_QUERY);
    Reference< XPropertySet > xMasterProps(xMaster, UNO_QUERY);

    try
    {
        // switch the control to design mode
        if (getBrowserView() && getBrowserView()->getGridControl().is())
            getBrowserView()->getGridControl()->setDesignMode(sal_True);

        // the grid will move the form's cursor to the first record, but we want the form to remain unchanged
        // restore the old position
        if (xCursor.is() && xResultSet.is())
        {
            bBeforeFirst = xResultSet->isBeforeFirst();
            bAfterLast   = xResultSet->isAfterLast();
            if(!bBeforeFirst && !bAfterLast)
                aOldPos = xCursor->getBookmark();
        }

        if (xMasterProps.is())
            xMasterProps->getPropertyValue(PROPERTY_ISNEW) >>= bWasInsertRow;
    }
    catch( const Exception& )
    {
        DBG_UNHANDLED_EXCEPTION();
    }

    onStartLoading( Reference< XLoadable >( xMaster, UNO_QUERY ) );

    stopListening();
    m_pDataSourceImpl->AttachForm(xMaster);
    startListening();

    if (xMaster.is())
    {
        // at this point we have to reset the formatter for the new form
        initFormatter();
        // assume that the master form is already loaded
#if OSL_DEBUG_LEVEL > 0
        {
            Reference< XLoadable > xLoadable( xMaster, UNO_QUERY );
            OSL_ENSURE( xLoadable.is() && xLoadable->isLoaded(), "SbaExternalSourceBrowser::Attach: master is not loaded!" );
        }
#endif

        LoadFinished(sal_True);

        Reference< XResultSetUpdate >  xUpdate(xMaster, UNO_QUERY);
        try
        {
            if (bWasInsertRow && xUpdate.is())
                xUpdate->moveToInsertRow();
            else if (xCursor.is() && aOldPos.hasValue())
                xCursor->moveToBookmark(aOldPos);
            else if(bBeforeFirst && xResultSet.is())
                xResultSet->beforeFirst();
            else if(bAfterLast && xResultSet.is())
                xResultSet->afterLast();
        }
        catch(Exception&)
        {
            OSL_ENSURE(sal_False, "SbaExternalSourceBrowser::Attach : couldn't restore the cursor position !");
        }

    }
}

//------------------------------------------------------------------
void SbaExternalSourceBrowser::ClearView()
{
    // set a new (empty) datasource
    Attach(Reference< XRowSet > ());


    // clear all cols in the grid
    Reference< ::com::sun::star::container::XIndexContainer >  xColContainer(getControlModel(), UNO_QUERY);
    while (xColContainer->getCount() > 0)
        xColContainer->removeByIndex(0);
}

//------------------------------------------------------------------
void SAL_CALL SbaExternalSourceBrowser::disposing(const ::com::sun::star::lang::EventObject& Source) throw( RuntimeException )
{
    if (m_pDataSourceImpl && (m_pDataSourceImpl->getAttachedForm() == Source.Source))
    {
        ClearView();
    }

    SbaXDataBrowserController::disposing(Source);
}

//------------------------------------------------------------------
void SbaExternalSourceBrowser::startListening()
{
    if (m_pDataSourceImpl && m_pDataSourceImpl->getAttachedForm().is())
    {
        Reference< ::com::sun::star::form::XLoadable >  xLoadable(m_pDataSourceImpl->getAttachedForm(), UNO_QUERY);
        xLoadable->addLoadListener((::com::sun::star::form::XLoadListener*)this);
    }
}

//------------------------------------------------------------------
void SbaExternalSourceBrowser::stopListening()
{
    if (m_pDataSourceImpl && m_pDataSourceImpl->getAttachedForm().is())
    {
        Reference< ::com::sun::star::form::XLoadable >  xLoadable(m_pDataSourceImpl->getAttachedForm(), UNO_QUERY);
        xLoadable->removeLoadListener((::com::sun::star::form::XLoadListener*)this);
    }
}

//==================================================================
//==================================================================