Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 869 insertions, 0 deletions

diff --git a/dbaccess/source/ui/app/AppControllerDnD.cxx b/dbaccess/source/ui/app/AppControllerDnD.cxx
new file mode 100644
index 000000000..3cc758acd
--- /dev/null
+++ b/dbaccess/source/ui/app/AppControllerDnD.cxx
@@ -0,0 +1,869 @@
+/* -*- 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 <memory>
+#include "AppController.hxx"
+#include <comphelper/property.hxx>
+#include <core_resource.hxx>
+#include <strings.hxx>
+#include <com/sun/star/sdbcx/XDataDescriptorFactory.hpp>
+#include <com/sun/star/sdbcx/XAppend.hpp>
+#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
+#include <com/sun/star/container/XNameContainer.hpp>
+#include <com/sun/star/frame/XStorable.hpp>
+#include <com/sun/star/container/XHierarchicalNameContainer.hpp>
+#include <com/sun/star/lang/XSingleServiceFactory.hpp>
+#include <com/sun/star/sdb/CommandType.hpp>
+#include <com/sun/star/sdb/SQLContext.hpp>
+#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
+#include <com/sun/star/sdbcx/XViewsSupplier.hpp>
+#include <com/sun/star/sdb/XQueryDefinitionsSupplier.hpp>
+#include <com/sun/star/sdbcx/XDrop.hpp>
+#include <dlgsave.hxx>
+#include <vcl/weld.hxx>
+#include <cppuhelper/exc_hlp.hxx>
+#include <connectivity/dbexception.hxx>
+#include <sal/log.hxx>
+#include "AppView.hxx"
+#include <svx/dataaccessdescriptor.hxx>
+#include <svx/dbaobjectex.hxx>
+#include <strings.hrc>
+#include <vcl/svapp.hxx>
+#include <linkeddocuments.hxx>
+#include <connectivity/dbtools.hxx>
+#include <dbexchange.hxx>
+#include <UITools.hxx>
+#include <com/sun/star/sdb/XReportDocumentsSupplier.hpp>
+#include <com/sun/star/sdb/XFormDocumentsSupplier.hpp>
+#include <svtools/querydelete.hxx>
+#include <tools/diagnose_ex.h>
+#include <osl/diagnose.h>
+#include <defaultobjectnamecheck.hxx>
+#include <osl/mutex.hxx>
+#include "subcomponentmanager.hxx"
+#include <set>
+
+namespace dbaui
+{
+using namespace ::dbtools;
+using namespace ::svx;
+using namespace ::svtools;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::task;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::sdb;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::frame;
+using namespace ::com::sun::star::ucb;
+using namespace ::com::sun::star::util;
+
+void OApplicationController::deleteTables(const std::vector< OUString>& _rList)
+{
+    SharedConnection xConnection( ensureConnection() );
+
+    Reference<XTablesSupplier> xSup(xConnection,UNO_QUERY);
+    OSL_ENSURE(xSup.is(),"OApplicationController::deleteTable: no XTablesSupplier!");
+    if ( !xSup.is() )
+        return;
+
+    Reference<XNameAccess> xTables = xSup->getTables();
+    Reference<XDrop> xDrop(xTables,UNO_QUERY);
+    if ( xDrop.is() )
+    {
+        bool bConfirm = true;
+        std::vector< OUString>::const_iterator aEnd = _rList.end();
+        for (std::vector< OUString>::const_iterator aIter = _rList.begin(); aIter != aEnd; ++aIter)
+        {
+            OUString sTableName = *aIter;
+
+            sal_Int32 nResult = RET_YES;
+            if ( bConfirm )
+                nResult = ::dbaui::askForUserAction(getFrameWeld(), STR_TITLE_CONFIRM_DELETION, STR_QUERY_DELETE_TABLE, _rList.size() > 1 && (aIter+1) != _rList.end(), sTableName);
+
+            bool bUserConfirmedDelete =
+                        ( RET_YES == nResult )
+                    ||  ( RET_ALL == nResult );
+            if ( bUserConfirmedDelete && m_pSubComponentManager->closeSubFrames( sTableName, E_TABLE ) )
+            {
+                SQLExceptionInfo aErrorInfo;
+                try
+                {
+                    if ( xTables->hasByName(sTableName) )
+                        xDrop->dropByName(sTableName);
+                    else
+                    {// could be a view
+                        Reference<XViewsSupplier> xViewsSup(xConnection,UNO_QUERY);
+
+                        Reference<XNameAccess> xViews;
+                        if ( xViewsSup.is() )
+                        {
+                            xViews = xViewsSup->getViews();
+                            if ( xViews.is() && xViews->hasByName(sTableName) )
+                            {
+                                xDrop.set(xViews,UNO_QUERY);
+                                if ( xDrop.is() )
+                                    xDrop->dropByName(sTableName);
+                            }
+                        }
+                    }
+                }
+                catch(SQLContext& e) { aErrorInfo = e; }
+                catch(SQLWarning& e) { aErrorInfo = e; }
+                catch(SQLException& e) { aErrorInfo = e; }
+                catch(WrappedTargetException& e)
+                {
+                    SQLException aSql;
+                    if(e.TargetException >>= aSql)
+                        aErrorInfo = aSql;
+                    else
+                        OSL_FAIL("OApplicationController::implDropTable: something strange happened!");
+                }
+                catch( const Exception& )
+                {
+                    DBG_UNHANDLED_EXCEPTION("dbaccess");
+                }
+
+                if ( aErrorInfo.isValid() )
+                    showError(aErrorInfo);
+
+                if ( RET_ALL == nResult )
+                    bConfirm = false;
+            }
+            else
+                break;
+        }
+    }
+    else
+    {
+        OUString sMessage(DBA_RES(STR_MISSING_TABLES_XDROP));
+        std::unique_ptr<weld::MessageDialog> xError(Application::CreateMessageDialog(getFrameWeld(),
+                                                    VclMessageType::Warning, VclButtonsType::Ok,
+                                                    sMessage));
+        xError->run();
+    }
+}
+
+void OApplicationController::deleteObjects( ElementType _eType, const std::vector< OUString>& _rList, bool _bConfirm )
+{
+    Reference< XNameContainer > xNames( getElements( _eType ), UNO_QUERY );
+    Reference< XHierarchicalNameContainer > xHierarchyName( xNames, UNO_QUERY );
+    if ( !xNames.is() )
+        return;
+
+    short eResult = _bConfirm ? svtools::QUERYDELETE_YES : svtools::QUERYDELETE_ALL;
+
+    // The list of elements to delete is allowed to contain related elements: A given element may
+    // be the ancestor or child of another element from the list.
+    // We want to ensure that ancestors get deleted first, so we normalize the list in this respect.
+    // #i33353#
+    // Note that this implicitly uses std::less< OUString > a comparison operation, which
+    // results in lexicographical order, which is exactly what we need, because "foo" is *before*
+    // any "foo/bar" in this order.
+    std::set< OUString > aDeleteNames(_rList.begin(), _rList.end());
+
+    std::set< OUString >::size_type nCount = aDeleteNames.size();
+    for ( std::set< OUString >::size_type nObjectsLeft = nCount; !aDeleteNames.empty(); )
+    {
+        std::set< OUString >::const_iterator  aThisRound = aDeleteNames.begin();
+
+        if ( eResult != svtools::QUERYDELETE_ALL )
+        {
+            svtools::QueryDeleteDlg_Impl aDlg(getFrameWeld(), *aThisRound);
+
+            if ( nObjectsLeft > 1 )
+                aDlg.EnableAllButton();
+
+            eResult = aDlg.run();
+        }
+
+        bool bSuccess = false;
+
+        bool bUserConfirmedDelete =
+                    ( eResult == svtools::QUERYDELETE_ALL )
+                ||  ( eResult == svtools::QUERYDELETE_YES );
+
+        if  (   bUserConfirmedDelete
+            &&  (   _eType != E_QUERY || m_pSubComponentManager->closeSubFrames( *aThisRound, _eType ) )
+            )
+        {
+            try
+            {
+                if ( xHierarchyName.is() )
+                    xHierarchyName->removeByHierarchicalName( *aThisRound );
+                else
+                    xNames->removeByName( *aThisRound );
+
+                bSuccess = true;
+
+                // now that we removed the element, care for all its child elements
+                // which may also be a part of the list
+                // #i33353#
+                OSL_ENSURE( aThisRound->getLength() - 1 >= 0, "OApplicationController::deleteObjects: empty name?" );
+                OUString sSmallestSiblingName = *aThisRound + OUStringChar( sal_Unicode( '/' + 1) );
+
+                std::set< OUString >::const_iterator aUpperChildrenBound = aDeleteNames.lower_bound( sSmallestSiblingName );
+                for ( std::set< OUString >::const_iterator aObsolete = aThisRound;
+                      aObsolete != aUpperChildrenBound;
+                    )
+                {
+                    std::set< OUString >::const_iterator aNextObsolete = aObsolete; ++aNextObsolete;
+                    aDeleteNames.erase( aObsolete );
+                    --nObjectsLeft;
+                    aObsolete = aNextObsolete;
+                }
+            }
+            catch(const SQLException&)
+            {
+                showError( SQLExceptionInfo( ::cppu::getCaughtException() ) );
+            }
+            catch(const WrappedTargetException& e)
+            {
+                SQLException aSql;
+                if ( e.TargetException >>= aSql )
+                    showError( SQLExceptionInfo( e.TargetException ) );
+                else
+                    OSL_FAIL( "OApplicationController::deleteObjects: something strange happened!" );
+            }
+            catch( const Exception& )
+            {
+                DBG_UNHANDLED_EXCEPTION("dbaccess");
+            }
+        }
+
+        if ( !bSuccess )
+        {
+            // okay, this object could not be deleted (or the user did not want to delete it),
+            // but continue with the rest
+            aDeleteNames.erase( aThisRound );
+            --nObjectsLeft;
+        }
+    }
+}
+
+void OApplicationController::deleteEntries()
+{
+    SolarMutexGuard aSolarGuard;
+    ::osl::MutexGuard aGuard( getMutex() );
+
+    if ( !getContainer() )
+        return;
+
+    std::vector< OUString> aList;
+    getSelectionElementNames(aList);
+    ElementType eType = getContainer()->getElementType();
+    switch(eType)
+    {
+    case E_TABLE:
+        deleteTables(aList);
+        break;
+    case E_QUERY:
+        deleteObjects( E_QUERY, aList, true );
+        break;
+    case E_FORM:
+        deleteObjects( E_FORM, aList, true );
+        break;
+    case E_REPORT:
+        deleteObjects( E_REPORT, aList, true );
+        break;
+    case E_NONE:
+        break;
+    }
+}
+
+// DO NOT CALL with getMutex() held!!
+const SharedConnection& OApplicationController::ensureConnection( ::dbtools::SQLExceptionInfo* _pErrorInfo )
+{
+
+    // This looks like double checked locking, but it is not,
+    // because every access (read *or* write) to  m_xDataSourceConnection
+    // is mutexed.
+    // See http://www.cs.umd.edu/~pugh/java/memoryModel/DoubleCheckedLocking.html
+    // for what I'm referring to.
+    // We cannot use the TLS (thread-local storage) solution
+    // since support for TLS is not up to the snuff on Windows :-(
+
+    {
+        ::osl::MutexGuard aGuard( getMutex() );
+
+        if ( m_xDataSourceConnection.is() )
+            return m_xDataSourceConnection;
+    }
+
+    weld::WaitObject aWO(getFrameWeld());
+    Reference<XConnection> conn;
+    {
+        SolarMutexGuard aSolarGuard;
+
+        OUString sConnectingContext(DBA_RES(STR_COULDNOTCONNECT_DATASOURCE));
+        sConnectingContext = sConnectingContext.replaceFirst("$name$", getStrippedDatabaseName());
+
+        // do the connection *without* holding getMutex() to avoid deadlock
+        // when we are not in the main thread and we need username/password
+        // (and thus to display a dialog, which will be done by the main thread)
+        // and there is an event that needs getMutex() *before* us in the main thread's queue
+        // See fdo#63391
+        conn.set( connect( getDatabaseName(), sConnectingContext, _pErrorInfo ) );
+    }
+
+    if (conn.is())
+    {
+        ::osl::MutexGuard aGuard( getMutex() );
+        if ( m_xDataSourceConnection.is() )
+        {
+            Reference< XComponent > comp (conn, UNO_QUERY);
+            if(comp.is())
+            {
+                try
+                {
+                    comp->dispose();
+                }
+                catch( const Exception& )
+                {
+                    OSL_FAIL( "dbaui::OApplicationController::ensureConnection could not dispose of temporary unused connection" );
+                }
+            }
+            conn.clear();
+        }
+        else
+        {
+            m_xDataSourceConnection.reset(conn);
+            SQLExceptionInfo aError;
+            try
+            {
+                m_xMetaData = m_xDataSourceConnection->getMetaData();
+            }
+            catch( const SQLException& )
+            {
+                aError = ::cppu::getCaughtException();
+            }
+            catch( const Exception& )
+            {
+                DBG_UNHANDLED_EXCEPTION("dbaccess");
+            }
+            if ( aError.isValid() )
+            {
+                if ( _pErrorInfo )
+                {
+                    *_pErrorInfo = aError;
+                }
+                else
+                {
+                    SolarMutexGuard aSolarGuard;
+                    showError( aError );
+                }
+            }
+        }
+    }
+
+    return m_xDataSourceConnection;
+}
+
+bool OApplicationController::isDataSourceReadOnly() const
+{
+    Reference<XStorable> xStore(m_xModel,UNO_QUERY);
+    return !xStore.is() || xStore->isReadonly();
+}
+
+bool OApplicationController::isConnectionReadOnly() const
+{
+    bool bIsConnectionReadOnly = true;
+    if ( m_xMetaData.is() )
+    {
+        try
+        {
+            bIsConnectionReadOnly = m_xMetaData->isReadOnly();
+        }
+        catch(const SQLException&)
+        {
+            DBG_UNHANDLED_EXCEPTION("dbaccess");
+        }
+    }
+    // TODO check configuration
+    return bIsConnectionReadOnly;
+}
+
+Reference< XNameAccess > OApplicationController::getElements( ElementType _eType )
+{
+    Reference< XNameAccess > xElements;
+    try
+    {
+        switch ( _eType )
+        {
+        case E_REPORT:
+        {
+            Reference< XReportDocumentsSupplier > xSupp( m_xModel, UNO_QUERY_THROW );
+            xElements.set( xSupp->getReportDocuments(), UNO_SET_THROW );
+        }
+        break;
+
+        case E_FORM:
+        {
+            Reference< XFormDocumentsSupplier > xSupp( m_xModel, UNO_QUERY_THROW );
+            xElements.set( xSupp->getFormDocuments(), UNO_SET_THROW );
+        }
+        break;
+
+        case E_QUERY:
+        {
+            xElements.set( getQueryDefinitions(), UNO_QUERY_THROW );
+        }
+        break;
+
+        case E_TABLE:
+        {
+            if ( m_xDataSourceConnection.is() )
+            {
+                Reference< XTablesSupplier > xSup( getConnection(), UNO_QUERY_THROW );
+                xElements.set( xSup->getTables(), UNO_SET_THROW );
+            }
+        }
+        break;
+
+        default:
+            break;
+        }
+    }
+    catch(const Exception&)
+    {
+        DBG_UNHANDLED_EXCEPTION("dbaccess");
+    }
+
+    return xElements;
+}
+
+void OApplicationController::getSelectionElementNames(std::vector< OUString>& _rNames) const
+{
+    SolarMutexGuard aSolarGuard;
+    ::osl::MutexGuard aGuard( getMutex() );
+
+    OSL_ENSURE(getContainer(),"View isn't valid! -> GPF");
+
+    getContainer()->getSelectionElementNames( _rNames );
+}
+
+std::unique_ptr< OLinkedDocumentsAccess > OApplicationController::getDocumentsAccess( ElementType _eType )
+{
+    OSL_ENSURE( ( _eType == E_TABLE ) || ( _eType == E_QUERY ) || ( _eType == E_FORM ) || ( _eType == E_REPORT ),
+        "OApplicationController::getDocumentsAccess: only forms and reports are supported here!" );
+
+    SharedConnection xConnection( ensureConnection() );
+    Reference< XNameAccess > xDocContainer;
+
+    if ( ( _eType == E_FORM ) || ( _eType == E_REPORT ) )
+    {
+        xDocContainer.set( getElements( _eType ) );
+        OSL_ENSURE( xDocContainer.is(), "OApplicationController::getDocumentsAccess: invalid container!" );
+    }
+
+    std::unique_ptr< OLinkedDocumentsAccess > pDocuments( new OLinkedDocumentsAccess(
+        getFrameWeld(), this, getORB(), xDocContainer, xConnection, getDatabaseName()
+    ) );
+    return pDocuments;
+}
+
+bool OApplicationController::copySQLObject(ODataClipboard& rExchange)
+{
+    bool bSuccess = false;
+    try
+    {
+        SolarMutexGuard aSolarGuard;
+        ::osl::MutexGuard aGuard( getMutex() );
+
+        ElementType eType = getContainer()->getElementType();
+        switch( eType )
+        {
+            case E_TABLE:
+            case E_QUERY:
+            {
+                SharedConnection xConnection( ensureConnection() );
+                Reference< XDatabaseMetaData> xMetaData;
+                if ( xConnection.is() )
+                    xMetaData = xConnection->getMetaData();
+
+                OUString sName = getContainer()->getQualifiedName( nullptr );
+                if ( !sName.isEmpty() )
+                {
+                    OUString sDataSource = getDatabaseName();
+
+                    if ( eType == E_TABLE )
+                    {
+                        rExchange.Update(sDataSource, CommandType::TABLE, sName, xConnection, getNumberFormatter(xConnection, getORB()), getORB());
+                    }
+                    else
+                    {
+                        rExchange.Update(sDataSource, CommandType::QUERY, sName, getNumberFormatter(xConnection, getORB()), getORB());
+                    }
+                    bSuccess = true;
+                }
+                break;
+            }
+            default:
+                break;
+        }
+    }
+    catch(const SQLException&)
+    {
+        showError( SQLExceptionInfo( ::cppu::getCaughtException() ) );
+    }
+    catch( const Exception& )
+    {
+        DBG_UNHANDLED_EXCEPTION("dbaccess");
+    }
+    return bSuccess;
+}
+
+bool OApplicationController::copyDocObject(svx::OComponentTransferable& rExchange)
+{
+    bool bSuccess = false;
+    try
+    {
+        SolarMutexGuard aSolarGuard;
+        ::osl::MutexGuard aGuard( getMutex() );
+
+        ElementType eType = getContainer()->getElementType();
+        switch( eType )
+        {
+            case E_FORM:
+            case E_REPORT:
+            {
+                std::vector< OUString> aList;
+                getSelectionElementNames(aList);
+                Reference< XHierarchicalNameAccess > xElements(getElements(eType),UNO_QUERY);
+                if ( xElements.is() && !aList.empty() )
+                {
+                    Reference< XContent> xContent(xElements->getByHierarchicalName(*aList.begin()),UNO_QUERY);
+                    rExchange.Update(getDatabaseName(), xContent);
+                    bSuccess = true;
+                }
+                break;
+            }
+            default:
+                break;
+        }
+    }
+    catch(const SQLException&)
+    {
+        showError( SQLExceptionInfo( ::cppu::getCaughtException() ) );
+    }
+    catch( const Exception& )
+    {
+        DBG_UNHANDLED_EXCEPTION("dbaccess");
+    }
+    return bSuccess;
+}
+
+rtl::Reference<TransferableHelper> OApplicationController::copyObject()
+{
+    try
+    {
+        SolarMutexGuard aSolarGuard;
+        ::osl::MutexGuard aGuard( getMutex() );
+
+        ElementType eType = getContainer()->getElementType();
+        switch( eType )
+        {
+            case E_TABLE:
+            case E_QUERY:
+            {
+                rtl::Reference<ODataClipboard> xExchange(new ODataClipboard);
+                if (copySQLObject(*xExchange))
+                    return xExchange;
+                break;
+            }
+            case E_FORM:
+            case E_REPORT:
+            {
+                rtl::Reference<svx::OComponentTransferable> xExchange(new svx::OComponentTransferable);
+                if (copyDocObject(*xExchange))
+                    return xExchange;
+                break;
+            }
+            break;
+            default:
+                break;
+        }
+    }
+    catch(const SQLException&)
+    {
+        showError( SQLExceptionInfo( ::cppu::getCaughtException() ) );
+    }
+    catch( const Exception& )
+    {
+        DBG_UNHANDLED_EXCEPTION("dbaccess");
+    }
+    return nullptr;
+}
+
+bool OApplicationController::paste( ElementType _eType, const svx::ODataAccessDescriptor& _rPasteData, const OUString& _sParentFolder, bool _bMove)
+{
+    try
+    {
+        if ( _eType == E_QUERY )
+        {
+            sal_Int32 nCommandType = CommandType::TABLE;
+            if ( _rPasteData.has(DataAccessDescriptorProperty::CommandType) )
+                _rPasteData[DataAccessDescriptorProperty::CommandType]      >>= nCommandType;
+
+            if ( CommandType::QUERY == nCommandType || CommandType::COMMAND == nCommandType )
+            {
+                // read all necessary data
+
+                OUString sCommand;
+                bool bEscapeProcessing = true;
+
+                _rPasteData[DataAccessDescriptorProperty::Command] >>= sCommand;
+                if ( _rPasteData.has(DataAccessDescriptorProperty::EscapeProcessing) )
+                    _rPasteData[DataAccessDescriptorProperty::EscapeProcessing] >>= bEscapeProcessing;
+
+                // plausibility check
+                bool bValidDescriptor = false;
+                OUString sDataSourceName = _rPasteData.getDataSource();
+                if (CommandType::QUERY == nCommandType)
+                    bValidDescriptor = sDataSourceName.getLength() && sCommand.getLength();
+                else if (CommandType::COMMAND == nCommandType)
+                    bValidDescriptor = !sCommand.isEmpty();
+                if (!bValidDescriptor)
+                {
+                    OSL_FAIL("OApplicationController::paste: invalid descriptor!");
+                    return false;
+                }
+
+                // the target object name (as we'll suggest it to the user)
+                OUString sTargetName;
+                try
+                {
+                    if ( CommandType::QUERY == nCommandType )
+                        sTargetName = sCommand;
+
+                    if ( sTargetName.isEmpty() )
+                    {
+                        OUString sDefaultName = DBA_RES(STR_QRY_TITLE);
+                        sDefaultName = sDefaultName.getToken( 0, ' ' );
+
+                        Reference< XNameAccess > xQueries( getQueryDefinitions(), UNO_QUERY_THROW );
+                        sTargetName = ::dbtools::createUniqueName( xQueries, sDefaultName, false );
+                    }
+                }
+                catch(const Exception&)
+                {
+                    DBG_UNHANDLED_EXCEPTION("dbaccess");
+                }
+
+                Reference< XPropertySet > xQuery;
+                if (CommandType::QUERY == nCommandType)
+                {
+                    // need to extract the statement and the escape processing flag from the query object
+                    bool bSuccess = false;
+                    try
+                    {
+                        // the concrete query
+                        Reference< XQueryDefinitionsSupplier > xSourceQuerySup(
+                            getDataSourceByName( sDataSourceName, getFrameWeld(), getORB(), nullptr ),
+                            UNO_QUERY_THROW );
+                        Reference< XNameAccess > xQueries( xSourceQuerySup->getQueryDefinitions(), UNO_SET_THROW );
+                        if ( xQueries->hasByName( sCommand ) )
+                        {
+                            xQuery.set( xQueries->getByName(sCommand), UNO_QUERY_THROW );
+                            bSuccess = true;
+                        }
+                    }
+                    catch(SQLException&) { throw; } // caught and handled by the outer catch
+                    catch( const Exception& )
+                    {
+                        DBG_UNHANDLED_EXCEPTION("dbaccess");
+                    }
+
+                    if (!bSuccess)
+                    {
+                        OSL_FAIL("OApplicationController::paste: could not extract the source query object!");
+                        // TODO: maybe this is worth an error message to be displayed to the user...
+                        return false;
+                    }
+                }
+
+                Reference< XNameContainer > xDestQueries = getQueryDefinitions();
+                Reference< XSingleServiceFactory > xQueryFactory(xDestQueries, UNO_QUERY);
+                if (!xQueryFactory.is())
+                {
+                    OSL_FAIL("OApplicationController::paste: invalid destination query container!");
+                    return false;
+                }
+
+                // here we have everything needed to create a new query object...
+                // ... ehm, except a new name
+                ensureConnection();
+
+                DynamicTableOrQueryNameCheck aNameChecker( getConnection(), CommandType::QUERY );
+                ::dbtools::SQLExceptionInfo aDummy;
+                bool bNeedAskForName =  ( sCommand.isEmpty() )
+                                            /* we did not have a source name, so the target name was auto-generated */
+                                    ||  ( !aNameChecker.isNameValid( sTargetName, aDummy ) );
+                                            /*  name is invalid in the target DB (e.g. because it already
+                                                has a /table/ with that name) */
+                if ( bNeedAskForName )
+                {
+                    OSaveAsDlg aAskForName(getFrameWeld(),
+                                           CommandType::QUERY,
+                                           getORB(),
+                                           getConnection(),
+                                           sTargetName,
+                                           aNameChecker,
+                                           SADFlags::AdditionalDescription | SADFlags::TitlePasteAs );
+                    if ( RET_OK != aAskForName.run() )
+                        // cancelled by the user
+                        return false;
+                    sTargetName = aAskForName.getName();
+                }
+
+                // create a new object
+                Reference< XPropertySet > xNewQuery(xQueryFactory->createInstance(), UNO_QUERY);
+                OSL_ENSURE(xNewQuery.is(), "OApplicationController::paste: invalid object created by factory!");
+                if (xNewQuery.is())
+                {
+                    // initialize
+                    if ( xQuery.is() )
+                        ::comphelper::copyProperties(xQuery,xNewQuery);
+                    else
+                    {
+                        xNewQuery->setPropertyValue(PROPERTY_COMMAND,Any(sCommand));
+                        xNewQuery->setPropertyValue(PROPERTY_ESCAPE_PROCESSING,Any(bEscapeProcessing));
+                    }
+                    // insert
+                    xDestQueries->insertByName( sTargetName, Any(xNewQuery) );
+                    xNewQuery.set(xDestQueries->getByName( sTargetName),UNO_QUERY);
+                    if ( xQuery.is() && xNewQuery.is() )
+                    {
+                        Reference<XColumnsSupplier> xSrcColSup(xQuery,UNO_QUERY);
+                        Reference<XColumnsSupplier> xDstColSup(xNewQuery,UNO_QUERY);
+                        if ( xSrcColSup.is() && xDstColSup.is() )
+                        {
+                            Reference<XNameAccess> xSrcNameAccess = xSrcColSup->getColumns();
+                            Reference<XNameAccess> xDstNameAccess = xDstColSup->getColumns();
+                            Reference<XDataDescriptorFactory> xFac(xDstNameAccess,UNO_QUERY);
+                            Reference<XAppend> xAppend(xFac,UNO_QUERY);
+                            if ( xSrcNameAccess.is() && xDstNameAccess.is() && xSrcNameAccess->hasElements() && xAppend.is() )
+                            {
+                                Reference<XPropertySet> xDstProp(xFac->createDataDescriptor());
+
+                                Sequence< OUString> aSeq = xSrcNameAccess->getElementNames();
+                                const OUString* pIter = aSeq.getConstArray();
+                                const OUString* pEnd   = pIter + aSeq.getLength();
+                                for( ; pIter != pEnd ; ++pIter)
+                                {
+                                    Reference<XPropertySet> xSrcProp(xSrcNameAccess->getByName(*pIter),UNO_QUERY);
+                                    ::comphelper::copyProperties(xSrcProp,xDstProp);
+                                    xAppend->appendByDescriptor(xDstProp);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+            else
+                SAL_WARN("dbaccess", "There should be a sequence in it!");
+            return true;
+        }
+        else if ( _rPasteData.has(DataAccessDescriptorProperty::Component) ) // forms or reports
+        {
+            Reference<XContent> xContent;
+            _rPasteData[DataAccessDescriptorProperty::Component] >>= xContent;
+            return insertHierarchyElement(_eType,_sParentFolder,Reference<XNameAccess>(xContent,UNO_QUERY).is(),xContent,_bMove);
+        }
+    }
+    catch(const SQLException&) { showError( SQLExceptionInfo( ::cppu::getCaughtException() ) ); }
+    catch(const Exception& )
+    {
+        DBG_UNHANDLED_EXCEPTION("dbaccess");
+    }
+    return false;
+}
+
+Reference<XNameContainer> OApplicationController::getQueryDefinitions() const
+{
+    Reference<XQueryDefinitionsSupplier> xSet(m_xDataSource,UNO_QUERY);
+    Reference<XNameContainer> xNames;
+    if ( xSet.is() )
+    {
+        xNames.set(xSet->getQueryDefinitions(),UNO_QUERY);
+    }
+    return xNames;
+}
+
+void OApplicationController::getSupportedFormats(ElementType _eType,std::vector<SotClipboardFormatId>& _rFormatIds)
+{
+    switch( _eType )
+    {
+        case E_TABLE:
+            _rFormatIds.push_back(SotClipboardFormatId::DBACCESS_TABLE);
+            _rFormatIds.push_back(SotClipboardFormatId::RTF);
+            _rFormatIds.push_back(SotClipboardFormatId::HTML);
+            [[fallthrough]];
+        case E_QUERY:
+            _rFormatIds.push_back(SotClipboardFormatId::DBACCESS_QUERY);
+            break;
+        default:
+            break;
+    }
+}
+
+bool OApplicationController::isTableFormat()  const
+{
+    return OTableCopyHelper::isTableFormat(getViewClipboard());
+}
+
+IMPL_LINK_NOARG( OApplicationController, OnAsyncDrop, void*, void )
+{
+    m_nAsyncDrop = nullptr;
+    SolarMutexGuard aSolarGuard;
+    ::osl::MutexGuard aGuard( getMutex() );
+
+    if ( m_aAsyncDrop.nType == E_TABLE )
+    {
+        SharedConnection xConnection( ensureConnection() );
+        if ( xConnection.is() )
+            m_aTableCopyHelper.asyncCopyTagTable( m_aAsyncDrop, getDatabaseName(), xConnection );
+    }
+    else
+    {
+        if ( paste(m_aAsyncDrop.nType,m_aAsyncDrop.aDroppedData,m_aAsyncDrop.aUrl,m_aAsyncDrop.nAction == DND_ACTION_MOVE)
+            && m_aAsyncDrop.nAction == DND_ACTION_MOVE )
+        {
+            Reference<XContent> xContent;
+            m_aAsyncDrop.aDroppedData[DataAccessDescriptorProperty::Component] >>= xContent;
+            std::vector< OUString> aList;
+            sal_Int32 nIndex = 0;
+            OUString sName = xContent->getIdentifier()->getContentIdentifier();
+            std::u16string_view sErase = o3tl::getToken(sName,0,'/',nIndex); // we don't want to have the "private:forms" part
+            if ( nIndex != -1 )
+            {
+                aList.push_back(sName.copy(sErase.size() + 1));
+                deleteObjects( m_aAsyncDrop.nType, aList, false );
+            }
+        }
+    }
+
+    m_aAsyncDrop.aDroppedData.clear();
+}
+
+}   // namespace dbaui
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */