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-rw-r--r--dbaccess/source/ui/browser/dsbrowserDnD.cxx266
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diff --git a/dbaccess/source/ui/browser/dsbrowserDnD.cxx b/dbaccess/source/ui/browser/dsbrowserDnD.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbexchange.hxx>
+#include <dbtreelistbox.hxx>
+#include "dbtreemodel.hxx"
+#include "dbtreeview.hxx"
+#include <UITools.hxx>
+#include <unodatbr.hxx>
+
+#include <com/sun/star/frame/XStorable.hpp>
+#include <com/sun/star/sdb/CommandType.hpp>
+#include <com/sun/star/sdbc/SQLException.hpp>
+
+#include <connectivity/dbexception.hxx>
+#include <connectivity/dbtools.hxx>
+#include <cppuhelper/exc_hlp.hxx>
+#include <svx/dataaccessdescriptor.hxx>
+#include <tools/diagnose_ex.h>
+#include <osl/diagnose.h>
+#include <vcl/treelistentry.hxx>
+#include <vcl/svapp.hxx>
+
+#include <algorithm>
+
+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( SvTreeListEntry* _pApplyTo, sal_Int32 _nCommandType )
+ {
+ try
+ {
+ OUString aName = GetEntryText( _pApplyTo );
+ OUString aDSName = getDataSourceAccessor( m_pTreeView->getListBox().GetRootLevelParent( _pApplyTo ) );
+
+ ODataClipboard* pData = nullptr;
+ SharedConnection xConnection;
+ if ( CommandType::QUERY != _nCommandType )
+ {
+ if ( !ensureConnection( _pApplyTo, xConnection) )
+ return nullptr;
+ pData = new ODataClipboard(aDSName, _nCommandType, aName, xConnection, getNumberFormatter(), getORB());
+ }
+ else
+ pData = new ODataClipboard(aDSName, _nCommandType, aName, getNumberFormatter(), getORB());
+
+ // the ownership goes to ODataClipboards
+ return pData;
+ }
+ catch(const SQLException& )
+ {
+ showError( SQLExceptionInfo( ::cppu::getCaughtException() ) );
+ }
+ catch( const Exception& )
+ {
+ DBG_UNHANDLED_EXCEPTION("dbaccess");
+ }
+ return nullptr;
+ }
+ sal_Int8 SbaTableQueryBrowser::queryDrop( const AcceptDropEvent& _rEvt, const DataFlavorExVector& _rFlavors )
+ {
+ // check if we're a table or query container
+ SvTreeListEntry* 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;
+ if ( xChild.is() )
+ xStore.set( getDataSourceOrModel(xChild->getParent()), UNO_QUERY );
+ // check for the concrete type
+ if ( xStore.is() && !xStore->isReadonly() && std::any_of(_rFlavors.begin(),_rFlavors.end(),TAppSupportedSotFunctor(E_TABLE)) )
+ return DND_ACTION_COPY;
+ }
+ }
+
+ return DND_ACTION_NONE;
+ }
+ sal_Int8 SbaTableQueryBrowser::executeDrop( const ExecuteDropEvent& _rEvt )
+ {
+ SvTreeListEntry* 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 should 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 = nullptr;
+ m_aAsyncDrop.aDroppedData.clear();
+ m_aAsyncDrop.nType = E_TABLE;
+ m_aAsyncDrop.nAction = _rEvt.mnAction;
+ m_aAsyncDrop.bError = false;
+ m_aAsyncDrop.bHtml = false;
+ m_aAsyncDrop.pDroppedAt = nullptr;
+ m_aAsyncDrop.aUrl.clear();
+
+ // 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;
+
+ // asynchron 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;
+
+ // asynchron 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;
+ }
+
+ bool SbaTableQueryBrowser::requestDrag( const Point& _rPosPixel )
+ {
+ // get the affected list entry
+ // ensure that the entry which the user clicked at is selected
+ SvTreeListEntry* pHitEntry = m_pTreeView->getListBox().GetEntry( _rPosPixel );
+ if (!pHitEntry)
+ // no drag of no entry was hit...
+ return false;
+
+ // it must be a query/table
+ EntryType eEntryType = getEntryType( pHitEntry );
+ if (!isObject(eEntryType))
+ return false;
+
+ rtl::Reference<TransferableHelper> pTransfer = implCopyObject( pHitEntry, ( etTableOrView == eEntryType ) ? CommandType::TABLE : CommandType::QUERY);
+
+ if (pTransfer)
+ pTransfer->StartDrag( &m_pTreeView->getListBox(), DND_ACTION_COPY );
+
+ return pTransfer.is();
+ }
+ IMPL_LINK_NOARG(SbaTableQueryBrowser, OnCopyEntry, LinkParamNone*, void)
+ {
+ SvTreeListEntry* pSelected = m_pTreeView->getListBox().FirstSelected();
+ if( isEntryCopyAllowed( pSelected ) )
+ copyEntry( pSelected );
+ }
+ bool SbaTableQueryBrowser::isEntryCopyAllowed(SvTreeListEntry const * _pEntry) const
+ {
+ EntryType eType = getEntryType(_pEntry);
+ return ( eType == etTableOrView || eType == etQuery );
+ }
+ void SbaTableQueryBrowser::copyEntry(SvTreeListEntry* _pEntry)
+ {
+ TransferableHelper* pTransfer = nullptr;
+ 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_NOARG( SbaTableQueryBrowser, OnAsyncDrop, void*, void )
+ {
+ m_nAsyncDrop = nullptr;
+ SolarMutexGuard aSolarGuard;
+ ::osl::MutexGuard aGuard( getMutex() );
+
+ if ( m_aAsyncDrop.nType == E_TABLE )
+ {
+ SharedConnection xDestConnection;
+ if ( ensureConnection( m_aAsyncDrop.pDroppedAt, xDestConnection ) && xDestConnection.is() )
+ {
+ SvTreeListEntry* pDataSourceEntry = m_pTreeView->getListBox().GetRootLevelParent(m_aAsyncDrop.pDroppedAt);
+ m_aTableCopyHelper.asyncCopyTagTable( m_aAsyncDrop, getDataSourceAccessor( pDataSourceEntry ), xDestConnection );
+ }
+ }
+
+ m_aAsyncDrop.aDroppedData.clear();
+ }
+ void SbaTableQueryBrowser::clearTreeModel()
+ {
+ if (m_pTreeView)
+ {
+ auto pTreeModel = m_pTreeView->GetTreeModel();
+ // clear the user data of the tree model
+ SvTreeListEntry* pEntryLoop = pTreeModel->First();
+ while (pEntryLoop)
+ {
+ DBTreeListUserData* pData = static_cast<DBTreeListUserData*>(pEntryLoop->GetUserData());
+ if(pData)
+ {
+ pEntryLoop->SetUserData(nullptr);
+ 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 = pTreeModel->Next(pEntryLoop);
+ }
+ }
+ m_pCurrentlyDisplayed = nullptr;
+ }
+} // namespace dbaui
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */