/************************************************************************* * * OpenOffice.org - a multi-platform office productivity suite * * $RCSfile: dsbrowserDnD.cxx,v $ * * $Revision: 1.73 $ * * last change: $Author: hr $ $Date: 2006-06-20 02:57:27 $ * * The Contents of this file are made available subject to * the terms of GNU Lesser General Public License Version 2.1. * * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2005 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * ************************************************************************/ #ifndef _SBA_UNODATBR_HXX_ #include "unodatbr.hxx" #endif #ifndef _COM_SUN_STAR_SDB_COMMANDTYPE_HPP_ #include #endif #ifndef _COM_SUN_STAR_SDBC_XCONNECTION_HPP_ #include #endif #ifndef DBAUI_DBTREEMODEL_HXX #include "dbtreemodel.hxx" #endif #ifndef DBACCESS_UI_DBTREEVIEW_HXX #include "dbtreeview.hxx" #endif #ifndef DBACCESS_SHARED_DBUSTRINGS_HRC #include "dbustrings.hrc" #endif #ifndef _DBU_BRW_HRC_ #include "dbu_brw.hrc" #endif #ifndef _DBAUI_MODULE_DBU_HXX_ #include "moduledbu.hxx" #endif #ifndef _DBHELPER_DBEXCEPTION_HXX_ #include #endif #ifndef _CONNECTIVITY_DBTOOLS_HXX_ #include #endif #ifndef DBAUI_DBEXCHANGE_HXX #include "dbexchange.hxx" #endif #ifndef DBAUI_ENUMTYPES_HXX #include "QEnumTypes.hxx" #endif #ifndef DBAUI_TOOLS_HXX #include "UITools.hxx" #endif #ifndef _SVX_DATACCESSDESCRIPTOR_HXX_ #include #endif #ifndef DBAUI_DBTREELISTBOX_HXX #include "dbtreelistbox.hxx" #endif #ifndef _COM_SUN_STAR_FRAME_XSTORABLE_HPP_ #include #endif #include // ......................................................................... namespace dbaui { // ......................................................................... 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::util; using namespace ::com::sun::star::frame; using namespace ::com::sun::star::container; using namespace ::com::sun::star::lang; using namespace ::com::sun::star::form; using namespace ::com::sun::star::io; using namespace ::com::sun::star::i18n; using namespace ::com::sun::star::task; using namespace ::com::sun::star::datatransfer; using namespace ::dbtools; using namespace ::svx; // ----------------------------------------------------------------------------- TransferableHelper* SbaTableQueryBrowser::implCopyObject( SvLBoxEntry* _pApplyTo, sal_Int32 _nCommandType, sal_Bool _bAllowConnection ) { try { ::osl::MutexGuard aGuard(m_aEntryMutex); ::rtl::OUString aName = GetEntryText( _pApplyTo ); ::rtl::OUString aDSName = getDataSourceAcessor( m_pTreeView->getListBox()->GetRootLevelParent( _pApplyTo ) ); ODataClipboard* pData = NULL; SharedConnection xConnection; if ( CommandType::QUERY != _nCommandType ) { if ( _bAllowConnection && !ensureConnection( _pApplyTo, xConnection) ) return NULL; pData = new ODataClipboard(aDSName, _nCommandType, aName, xConnection, getNumberFormatter(), getORB()); } else pData = new ODataClipboard(aDSName, _nCommandType, aName, getNumberFormatter(), getORB()); // the owner ship goes to ODataClipboards return pData; } catch(SQLException& e) { showError(SQLExceptionInfo(e)); } catch(Exception&) { DBG_ERROR("SbaTableQueryBrowser::implCopyObject: caught a generic exception!"); } return NULL; } // ----------------------------------------------------------------------------- sal_Int8 SbaTableQueryBrowser::queryDrop( const AcceptDropEvent& _rEvt, const DataFlavorExVector& _rFlavors ) { // check if we're a table or query container SvLBoxEntry* pHitEntry = m_pTreeView->getListBox()->GetEntry( _rEvt.maPosPixel ); if ( pHitEntry ) // no drop if no entry was hit .... { // it must be a container EntryType eEntryType = getEntryType( pHitEntry ); SharedConnection xConnection; if ( eEntryType == etTableContainer && ensureConnection( pHitEntry, xConnection ) && xConnection.is() ) { Reference xChild(xConnection,UNO_QUERY); Reference xStore(xChild.is() ? getDataSourceOrModel(xChild->getParent()) : Reference(),UNO_QUERY); // check for the concrete type if ( xStore.is() && !xStore->isReadonly() && ::std::find_if(_rFlavors.begin(),_rFlavors.end(),TAppSupportedSotFunctor(E_TABLE,sal_True)) != _rFlavors.end()) return DND_ACTION_COPY; } } return DND_ACTION_NONE; } // ----------------------------------------------------------------------------- sal_Int8 SbaTableQueryBrowser::executeDrop( const ExecuteDropEvent& _rEvt ) { SvLBoxEntry* pHitEntry = m_pTreeView->getListBox()->GetEntry( _rEvt.maPosPixel ); EntryType eEntryType = getEntryType( pHitEntry ); if (!isContainer(eEntryType)) { DBG_ERROR("SbaTableQueryBrowser::executeDrop: what the hell did queryDrop do?"); // queryDrop shoud not have allowed us to reach this situation .... return DND_ACTION_NONE; } // a TransferableDataHelper for accessing the dropped data TransferableDataHelper aDroppedData(_rEvt.maDropEvent.Transferable); // reset the data of the previous async drop (if any) if ( m_nAsyncDrop ) Application::RemoveUserEvent(m_nAsyncDrop); m_nAsyncDrop = 0; m_aAsyncDrop.aDroppedData.clear(); m_aAsyncDrop.nType = E_TABLE; m_aAsyncDrop.nAction = _rEvt.mnAction; m_aAsyncDrop.bError = sal_False; m_aAsyncDrop.bHtml = sal_False; m_aAsyncDrop.pDroppedAt = NULL; m_aAsyncDrop.aUrl = ::rtl::OUString(); // loop through the available formats and see what we can do ... // first we have to check if it is our own format, if not we have to copy the stream :-( if ( ODataAccessObjectTransferable::canExtractObjectDescriptor(aDroppedData.GetDataFlavorExVector()) ) { m_aAsyncDrop.aDroppedData = ODataAccessObjectTransferable::extractObjectDescriptor(aDroppedData); m_aAsyncDrop.pDroppedAt = pHitEntry; // asyncron because we some dialogs and we aren't allowed to show them while in D&D m_nAsyncDrop = Application::PostUserEvent(LINK(this, SbaTableQueryBrowser, OnAsyncDrop)); return DND_ACTION_COPY; } else { SharedConnection xDestConnection; if ( ensureConnection( pHitEntry, xDestConnection ) && xDestConnection.is() && m_aTableCopyHelper.copyTagTable( aDroppedData, m_aAsyncDrop, xDestConnection ) ) { m_aAsyncDrop.pDroppedAt = pHitEntry; // asyncron because we some dialogs and we aren't allowed to show them while in D&D m_nAsyncDrop = Application::PostUserEvent(LINK(this, SbaTableQueryBrowser, OnAsyncDrop)); return DND_ACTION_COPY; } } return DND_ACTION_NONE; } // ----------------------------------------------------------------------------- sal_Bool SbaTableQueryBrowser::requestDrag( sal_Int8 /*_nAction*/, const Point& _rPosPixel ) { // get the affected list entry // ensure that the entry which the user clicked at is selected SvLBoxEntry* pHitEntry = m_pTreeView->getListBox()->GetEntry( _rPosPixel ); if (!pHitEntry) // no drag of no entry was hit .... return sal_False; // it must be a query/table EntryType eEntryType = getEntryType( pHitEntry ); if (!isObject(eEntryType)) return DND_ACTION_NONE; TransferableHelper* pTransfer = implCopyObject( pHitEntry, (etTable == eEntryType || etView == eEntryType) ? CommandType::TABLE : CommandType::QUERY); Reference< XTransferable> xEnsureDelete = pTransfer; if (pTransfer) pTransfer->StartDrag( m_pTreeView->getListBox(), DND_ACTION_COPY ); return NULL != pTransfer; } // ----------------------------------------------------------------------------- IMPL_LINK(SbaTableQueryBrowser, OnCopyEntry, SvLBoxEntry*, _pEntry) { if( isEntryCopyAllowed(_pEntry) ) copyEntry(_pEntry); return 0; } // ----------------------------------------------------------------------------- sal_Bool SbaTableQueryBrowser::isEntryCutAllowed(SvLBoxEntry* /*_pEntry*/) const { // at the momoent this isn't allowed return sal_False; } // ----------------------------------------------------------------------------- sal_Bool SbaTableQueryBrowser::isEntryCopyAllowed(SvLBoxEntry* _pEntry) const { EntryType eType = getEntryType(_pEntry); return (eType == etTable || eType == etQuery || eType == etView); } // ----------------------------------------------------------------------------- sal_Bool SbaTableQueryBrowser::isEntryPasteAllowed(SvLBoxEntry* /*_pEntry*/) const { return sal_False; } // ----------------------------------------------------------------------------- void SbaTableQueryBrowser::copyEntry(SvLBoxEntry* _pEntry) { TransferableHelper* pTransfer = NULL; Reference< XTransferable> aEnsureDelete; EntryType eType = getEntryType(_pEntry); pTransfer = implCopyObject( _pEntry, eType == etQuery ? CommandType::QUERY : CommandType::TABLE); aEnsureDelete = pTransfer; if (pTransfer) pTransfer->CopyToClipboard(getView()); } // ----------------------------------------------------------------------------- sal_Bool SbaTableQueryBrowser::copyTagTable(OTableCopyHelper::DropDescriptor& _rDesc, sal_Bool _bCheck) { // first get the dest connection ::osl::MutexGuard aGuard(m_aMutex); SharedConnection xDestConnection; if ( !ensureConnection( _rDesc.pDroppedAt, xDestConnection ) ) return sal_False; return m_aTableCopyHelper.copyTagTable( _rDesc, _bCheck, xDestConnection ); } // ----------------------------------------------------------------------------- IMPL_LINK( SbaTableQueryBrowser, OnAsyncDrop, void*, /*NOTINTERESTEDIN*/ ) { m_nAsyncDrop = 0; ::vos::OGuard aSolarGuard( Application::GetSolarMutex() ); ::osl::MutexGuard aGuard(m_aMutex); if ( m_aAsyncDrop.nType == E_TABLE ) { SharedConnection xDestConnection; if ( ensureConnection( m_aAsyncDrop.pDroppedAt, xDestConnection ) && xDestConnection.is() ) { SvLBoxEntry* pDataSourceEntry = m_pTreeView->getListBox()->GetRootLevelParent(m_aAsyncDrop.pDroppedAt); m_aTableCopyHelper.asyncCopyTagTable( m_aAsyncDrop, getDataSourceAcessor( pDataSourceEntry ), xDestConnection ); } } m_aAsyncDrop.aDroppedData.clear(); return 0L; } // ----------------------------------------------------------------------------- void SbaTableQueryBrowser::clearTreeModel() { if (m_pTreeModel) { // clear the user data of the tree model SvLBoxEntry* pEntryLoop = m_pTreeModel->First(); while (pEntryLoop) { DBTreeListModel::DBTreeListUserData* pData = static_cast(pEntryLoop->GetUserData()); if(pData) { pEntryLoop->SetUserData(NULL); Reference< XContainer > xContainer(pData->xContainer, UNO_QUERY); if (xContainer.is()) xContainer->removeContainerListener(this); if ( pData->xConnection.is() ) { DBG_ASSERT( impl_isDataSourceEntry( pEntryLoop ), "SbaTableQueryBrowser::clearTreeModel: no data source entry, but a connection?" ); // without this, pData->aController might not really be a valid ModelControllerConnector impl_releaseConnection( pData->xConnection ); } pData->aController.clear(); delete pData; } pEntryLoop = m_pTreeModel->Next(pEntryLoop); } } m_pCurrentlyDisplayed = NULL; } // ......................................................................... } // namespace dbaui // .........................................................................