diff options
Diffstat (limited to 'dbaccess/source/ui/browser/dsbrowserDnD.cxx')
| -rw-r--r-- | dbaccess/source/ui/browser/dsbrowserDnD.cxx | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/dbaccess/source/ui/browser/dsbrowserDnD.cxx b/dbaccess/source/ui/browser/dsbrowserDnD.cxx new file mode 100644 index 000000000000..3baafb3e860f --- /dev/null +++ b/dbaccess/source/ui/browser/dsbrowserDnD.cxx @@ -0,0 +1,298 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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" + +#include "dbexchange.hxx" +#include "dbtreelistbox.hxx" +#include "dbtreemodel.hxx" +#include "dbtreeview.hxx" +#include "dbu_brw.hrc" +#include "dbustrings.hrc" +#include "QEnumTypes.hxx" +#include "UITools.hxx" +#include "unodatbr.hxx" + +/** === begin UNO includes === **/ +#include <com/sun/star/frame/XStorable.hpp> +#include <com/sun/star/sdb/CommandType.hpp> +#include <com/sun/star/sdbc/XConnection.hpp> +/** === end UNO includes === **/ + +#include <connectivity/dbexception.hxx> +#include <connectivity/dbtools.hxx> +#include <cppuhelper/exc_hlp.hxx> +#include <svtools/treelist.hxx> +#include <svx/dataaccessdescriptor.hxx> +#include <tools/diagnose_ex.h> +#include <osl/diagnose.h> + +#include <functional> +// ......................................................................... +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 + { + ::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(const SQLException& ) + { + showError( SQLExceptionInfo( ::cppu::getCaughtException() ) ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_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> xChild(xConnection,UNO_QUERY); + Reference<XStorable> xStore(xChild.is() ? getDataSourceOrModel(xChild->getParent()) : Reference<XInterface>(),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)) + { + OSL_FAIL("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, ( etTableOrView == 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, void*, /*NOTINTERESIN*/) + { + SvLBoxEntry* pSelected = m_pTreeView->getListBox().FirstSelected(); + if( isEntryCopyAllowed( pSelected ) ) + copyEntry( pSelected ); + return 0; + } + // ----------------------------------------------------------------------------- + sal_Bool SbaTableQueryBrowser::isEntryCopyAllowed(SvLBoxEntry* _pEntry) const + { + EntryType eType = getEntryType(_pEntry); + return ( eType == etTableOrView || eType == etQuery ); + } + // ----------------------------------------------------------------------------- + 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()); + } + // ----------------------------------------------------------------------------- + IMPL_LINK( SbaTableQueryBrowser, OnAsyncDrop, void*, /*NOTINTERESTEDIN*/ ) + { + m_nAsyncDrop = 0; + SolarMutexGuard aSolarGuard; + ::osl::MutexGuard aGuard( getMutex() ); + + 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) + { + DBTreeListUserData* pData = static_cast<DBTreeListUserData*>(pEntryLoop->GetUserData()); + if(pData) + { + pEntryLoop->SetUserData(NULL); + Reference< XContainer > xContainer(pData->xContainer, UNO_QUERY); + if (xContainer.is()) + xContainer->removeContainerListener(this); + + if ( pData->xConnection.is() ) + { + OSL_ENSURE( impl_isDataSourceEntry( pEntryLoop ), "SbaTableQueryBrowser::clearTreeModel: no data source entry, but a connection?" ); + // connections are to be stored *only* at the data source entries + impl_releaseConnection( pData->xConnection ); + } + + delete pData; + } + pEntryLoop = m_pTreeModel->Next(pEntryLoop); + } + } + m_pCurrentlyDisplayed = NULL; + } +// ......................................................................... +} // namespace dbaui +// ......................................................................... + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |