Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

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

1 files changed, 266 insertions, 0 deletions

diff --git a/dbaccess/source/ui/browser/dsbrowserDnD.cxx b/dbaccess/source/ui/browser/dsbrowserDnD.cxx
new file mode 100644
index 000000000..cd8c124f0
--- /dev/null
+++ b/dbaccess/source/ui/browser/dsbrowserDnD.cxx
@@ -0,0 +1,266 @@
+/* -*- 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: */