301 lines
12 KiB
C++
301 lines
12 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: dsbrowserDnD.cxx,v $
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* $Revision: 1.81 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_dbaccess.hxx"
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#include "dbexchange.hxx"
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#include "dbtreelistbox.hxx"
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#include "dbtreemodel.hxx"
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#include "dbtreeview.hxx"
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#include "dbu_brw.hrc"
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#include "dbustrings.hrc"
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#include "QEnumTypes.hxx"
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#include "UITools.hxx"
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#include "unodatbr.hxx"
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/** === begin UNO includes === **/
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#include <com/sun/star/frame/XStorable.hpp>
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#include <com/sun/star/sdb/CommandType.hpp>
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#include <com/sun/star/sdbc/XConnection.hpp>
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/** === end UNO includes === **/
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#include <connectivity/dbexception.hxx>
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#include <connectivity/dbtools.hxx>
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#include <cppuhelper/exc_hlp.hxx>
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#include <svtools/treelist.hxx>
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#include <svx/dataaccessdescriptor.hxx>
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#include <tools/diagnose_ex.h>
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#include <functional>
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// .........................................................................
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namespace dbaui
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{
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// .........................................................................
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::sdb;
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using namespace ::com::sun::star::sdbc;
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using namespace ::com::sun::star::sdbcx;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::util;
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using namespace ::com::sun::star::frame;
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using namespace ::com::sun::star::container;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::form;
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using namespace ::com::sun::star::io;
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using namespace ::com::sun::star::i18n;
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using namespace ::com::sun::star::task;
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using namespace ::com::sun::star::datatransfer;
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using namespace ::dbtools;
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using namespace ::svx;
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// -----------------------------------------------------------------------------
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TransferableHelper* SbaTableQueryBrowser::implCopyObject( SvLBoxEntry* _pApplyTo, sal_Int32 _nCommandType, sal_Bool _bAllowConnection )
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{
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try
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{
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::osl::MutexGuard aGuard(m_aEntryMutex);
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::rtl::OUString aName = GetEntryText( _pApplyTo );
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::rtl::OUString aDSName = getDataSourceAcessor( m_pTreeView->getListBox().GetRootLevelParent( _pApplyTo ) );
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ODataClipboard* pData = NULL;
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SharedConnection xConnection;
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if ( CommandType::QUERY != _nCommandType )
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{
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if ( _bAllowConnection && !ensureConnection( _pApplyTo, xConnection) )
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return NULL;
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pData = new ODataClipboard(aDSName, _nCommandType, aName, xConnection, getNumberFormatter(), getORB());
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}
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else
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pData = new ODataClipboard(aDSName, _nCommandType, aName, getNumberFormatter(), getORB());
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// the owner ship goes to ODataClipboards
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return pData;
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}
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catch(const SQLException& )
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{
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showError( SQLExceptionInfo( ::cppu::getCaughtException() ) );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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return NULL;
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}
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// -----------------------------------------------------------------------------
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sal_Int8 SbaTableQueryBrowser::queryDrop( const AcceptDropEvent& _rEvt, const DataFlavorExVector& _rFlavors )
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{
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// check if we're a table or query container
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SvLBoxEntry* pHitEntry = m_pTreeView->getListBox().GetEntry( _rEvt.maPosPixel );
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if ( pHitEntry ) // no drop if no entry was hit ....
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{
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// it must be a container
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EntryType eEntryType = getEntryType( pHitEntry );
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SharedConnection xConnection;
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if ( eEntryType == etTableContainer && ensureConnection( pHitEntry, xConnection ) && xConnection.is() )
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{
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Reference<XChild> xChild(xConnection,UNO_QUERY);
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Reference<XStorable> xStore(xChild.is() ? getDataSourceOrModel(xChild->getParent()) : Reference<XInterface>(),UNO_QUERY);
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// check for the concrete type
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if ( xStore.is() && !xStore->isReadonly() && ::std::find_if(_rFlavors.begin(),_rFlavors.end(),TAppSupportedSotFunctor(E_TABLE,sal_True)) != _rFlavors.end())
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return DND_ACTION_COPY;
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}
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}
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return DND_ACTION_NONE;
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}
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// -----------------------------------------------------------------------------
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sal_Int8 SbaTableQueryBrowser::executeDrop( const ExecuteDropEvent& _rEvt )
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{
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SvLBoxEntry* pHitEntry = m_pTreeView->getListBox().GetEntry( _rEvt.maPosPixel );
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EntryType eEntryType = getEntryType( pHitEntry );
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if (!isContainer(eEntryType))
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{
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DBG_ERROR("SbaTableQueryBrowser::executeDrop: what the hell did queryDrop do?");
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// queryDrop shoud not have allowed us to reach this situation ....
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return DND_ACTION_NONE;
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}
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// a TransferableDataHelper for accessing the dropped data
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TransferableDataHelper aDroppedData(_rEvt.maDropEvent.Transferable);
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// reset the data of the previous async drop (if any)
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if ( m_nAsyncDrop )
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Application::RemoveUserEvent(m_nAsyncDrop);
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m_nAsyncDrop = 0;
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m_aAsyncDrop.aDroppedData.clear();
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m_aAsyncDrop.nType = E_TABLE;
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m_aAsyncDrop.nAction = _rEvt.mnAction;
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m_aAsyncDrop.bError = sal_False;
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m_aAsyncDrop.bHtml = sal_False;
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m_aAsyncDrop.pDroppedAt = NULL;
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m_aAsyncDrop.aUrl = ::rtl::OUString();
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// loop through the available formats and see what we can do ...
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// first we have to check if it is our own format, if not we have to copy the stream :-(
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if ( ODataAccessObjectTransferable::canExtractObjectDescriptor(aDroppedData.GetDataFlavorExVector()) )
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{
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m_aAsyncDrop.aDroppedData = ODataAccessObjectTransferable::extractObjectDescriptor(aDroppedData);
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m_aAsyncDrop.pDroppedAt = pHitEntry;
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// asyncron because we some dialogs and we aren't allowed to show them while in D&D
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m_nAsyncDrop = Application::PostUserEvent(LINK(this, SbaTableQueryBrowser, OnAsyncDrop));
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return DND_ACTION_COPY;
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}
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else
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{
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SharedConnection xDestConnection;
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if ( ensureConnection( pHitEntry, xDestConnection )
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&& xDestConnection.is()
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&& m_aTableCopyHelper.copyTagTable( aDroppedData, m_aAsyncDrop, xDestConnection )
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)
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{
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m_aAsyncDrop.pDroppedAt = pHitEntry;
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// asyncron because we some dialogs and we aren't allowed to show them while in D&D
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m_nAsyncDrop = Application::PostUserEvent(LINK(this, SbaTableQueryBrowser, OnAsyncDrop));
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return DND_ACTION_COPY;
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}
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}
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return DND_ACTION_NONE;
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}
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// -----------------------------------------------------------------------------
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sal_Bool SbaTableQueryBrowser::requestDrag( sal_Int8 /*_nAction*/, const Point& _rPosPixel )
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{
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// get the affected list entry
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// ensure that the entry which the user clicked at is selected
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SvLBoxEntry* pHitEntry = m_pTreeView->getListBox().GetEntry( _rPosPixel );
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if (!pHitEntry)
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// no drag of no entry was hit ....
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return sal_False;
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// it must be a query/table
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EntryType eEntryType = getEntryType( pHitEntry );
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if (!isObject(eEntryType))
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return DND_ACTION_NONE;
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TransferableHelper* pTransfer = implCopyObject( pHitEntry, ( etTableOrView == eEntryType ) ? CommandType::TABLE : CommandType::QUERY);
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Reference< XTransferable> xEnsureDelete = pTransfer;
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if (pTransfer)
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pTransfer->StartDrag( &m_pTreeView->getListBox(), DND_ACTION_COPY );
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return NULL != pTransfer;
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}
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// -----------------------------------------------------------------------------
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IMPL_LINK(SbaTableQueryBrowser, OnCopyEntry, SvLBoxEntry*, _pEntry)
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{
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if( isEntryCopyAllowed(_pEntry) )
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copyEntry(_pEntry);
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return 0;
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}
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// -----------------------------------------------------------------------------
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sal_Bool SbaTableQueryBrowser::isEntryCopyAllowed(SvLBoxEntry* _pEntry) const
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{
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EntryType eType = getEntryType(_pEntry);
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return ( eType == etTableOrView || eType == etQuery );
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}
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// -----------------------------------------------------------------------------
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void SbaTableQueryBrowser::copyEntry(SvLBoxEntry* _pEntry)
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{
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TransferableHelper* pTransfer = NULL;
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Reference< XTransferable> aEnsureDelete;
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EntryType eType = getEntryType(_pEntry);
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pTransfer = implCopyObject( _pEntry, eType == etQuery ? CommandType::QUERY : CommandType::TABLE);
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aEnsureDelete = pTransfer;
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if (pTransfer)
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pTransfer->CopyToClipboard(getView());
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}
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// -----------------------------------------------------------------------------
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IMPL_LINK( SbaTableQueryBrowser, OnAsyncDrop, void*, /*NOTINTERESTEDIN*/ )
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{
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m_nAsyncDrop = 0;
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::vos::OGuard aSolarGuard( Application::GetSolarMutex() );
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::osl::MutexGuard aGuard(m_aMutex);
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if ( m_aAsyncDrop.nType == E_TABLE )
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{
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SharedConnection xDestConnection;
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if ( ensureConnection( m_aAsyncDrop.pDroppedAt, xDestConnection ) && xDestConnection.is() )
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{
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SvLBoxEntry* pDataSourceEntry = m_pTreeView->getListBox().GetRootLevelParent(m_aAsyncDrop.pDroppedAt);
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m_aTableCopyHelper.asyncCopyTagTable( m_aAsyncDrop, getDataSourceAcessor( pDataSourceEntry ), xDestConnection );
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}
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}
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m_aAsyncDrop.aDroppedData.clear();
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return 0L;
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}
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// -----------------------------------------------------------------------------
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void SbaTableQueryBrowser::clearTreeModel()
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{
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if (m_pTreeModel)
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{
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// clear the user data of the tree model
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SvLBoxEntry* pEntryLoop = m_pTreeModel->First();
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while (pEntryLoop)
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{
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DBTreeListUserData* pData = static_cast<DBTreeListUserData*>(pEntryLoop->GetUserData());
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if(pData)
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{
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pEntryLoop->SetUserData(NULL);
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Reference< XContainer > xContainer(pData->xContainer, UNO_QUERY);
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if (xContainer.is())
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xContainer->removeContainerListener(this);
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if ( pData->xConnection.is() )
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{
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DBG_ASSERT( impl_isDataSourceEntry( pEntryLoop ), "SbaTableQueryBrowser::clearTreeModel: no data source entry, but a connection?" );
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// connections are to be stored *only* at the data source entries
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impl_releaseConnection( pData->xConnection );
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}
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delete pData;
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}
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pEntryLoop = m_pTreeModel->Next(pEntryLoop);
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}
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}
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m_pCurrentlyDisplayed = NULL;
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}
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// .........................................................................
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} // namespace dbaui
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// .........................................................................
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