487 lines
25 KiB
C++
487 lines
25 KiB
C++
/*************************************************************************
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*
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* $RCSfile: brwctrlr.hxx,v $
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*
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* $Revision: 1.12 $
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*
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* last change: $Author: fs $ $Date: 2001-08-16 10:38:16 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _SBA_BWRCTRLR_HXX
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#define _SBA_BWRCTRLR_HXX
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#ifndef _SBX_BRWVIEW_HXX
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#include "brwview.hxx"
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#endif
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#ifndef _SBA_GRID_HXX
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#include "sbagrid.hxx"
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#endif
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#ifndef _COM_SUN_STAR_FORM_XLOADABLE_HPP_
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#include <com/sun/star/form/XLoadable.hpp>
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#endif
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#ifndef _COM_SUN_STAR_CONTAINER_XCONTAINERLISTENER_HPP_
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#include <com/sun/star/container/XContainerListener.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_XSQLERRORLISTENER_HPP_
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#include <com/sun/star/sdb/XSQLErrorListener.hpp>
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#endif
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#ifndef _COM_SUN_STAR_SDBC_XROWSET_HPP_
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#include <com/sun/star/sdbc/XRowSet.hpp>
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#endif
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#ifndef _COM_SUN_STAR_FORM_XRESETLISTENER_HPP_
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#include <com/sun/star/form/XResetListener.hpp>
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#endif
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#ifndef _COM_SUN_STAR_FORM_XDATABASEPARAMETERLISTENER_HPP_
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#include <com/sun/star/form/XDatabaseParameterListener.hpp>
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#endif
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#ifndef _COM_SUN_STAR_FORM_XCONFIRMDELETELISTENER_HPP_
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#include <com/sun/star/form/XConfirmDeleteListener.hpp>
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#endif
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#ifndef _COM_SUN_STAR_FORM_XFORMCOMPONENT_HPP_
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#include <com/sun/star/form/XFormComponent.hpp>
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#endif
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#ifndef _COM_SUN_STAR_AWT_XFOCUSLISTENER_HPP_
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#include <com/sun/star/awt/XFocusListener.hpp>
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#endif
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#ifndef _COM_SUN_STAR_BEANS_XPROPERTYCHANGELISTENER_HPP_
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#include <com/sun/star/beans/XPropertyChangeListener.hpp>
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#endif
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#ifndef _SV_TIMER_HXX
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#include <vcl/timer.hxx>
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#endif
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#ifndef _TRANSFER_HXX
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#include <svtools/transfer.hxx>
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#endif
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#ifndef _OSL_MUTEX_HXX_
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#include <osl/mutex.hxx>
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#endif
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#ifndef _VOS_THREAD_HXX_
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#include <vos/thread.hxx>
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#endif
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#ifndef _SFXCANCEL_HXX
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#include <svtools/cancel.hxx>
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#endif
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#ifndef _CPPUHELPER_IMPLBASE8_HXX_
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#include <cppuhelper/implbase8.hxx>
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#endif
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#ifndef _COMPHELPER_PROPERTY_ARRAY_HELPER_HXX_
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#include <comphelper/proparrhlp.hxx>
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#endif
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#ifndef _COMPHELPER_PROPERTYCONTAINER_HXX_
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#include <comphelper/propertycontainer.hxx>
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#endif
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#ifndef DBAUI_GENERICCONTROLLER_HXX
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#include "genericcontroller.hxx"
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#endif
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class ResMgr;
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struct FmFoundRecordInformation;
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struct FmSearchContext;
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namespace dbaui
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{
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// =========================================================================
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typedef ::cppu::ImplHelper8 < ::com::sun::star::sdb::XSQLErrorListener
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, ::com::sun::star::form::XDatabaseParameterListener
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, ::com::sun::star::form::XConfirmDeleteListener
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, ::com::sun::star::form::XLoadListener
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, ::com::sun::star::form::XResetListener
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, ::com::sun::star::awt::XFocusListener
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, ::com::sun::star::container::XContainerListener
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, ::com::sun::star::beans::XPropertyChangeListener
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> SbaXDataBrowserController_Base;
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class SbaXDataBrowserController
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:public OGenericUnoController
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,public SbaXDataBrowserController_Base
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,public ::comphelper::OPropertyContainer
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,public SbaGridListener
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,public ::comphelper::OPropertyArrayUsageHelper < SbaXDataBrowserController>
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{
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// ==========
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// attributes
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private:
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// for implementing the XFormController
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class FormControllerImpl;
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friend class FormControllerImpl;
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::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // our rowset
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::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > m_xGridModel; // the model of our grid
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::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter > m_xFormatter; // a number formatter working with the connection's NumberFormatsSupplier
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::com::sun::star::uno::Reference< ::com::sun::star::uno::XAggregation > m_xFormControllerImpl;
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::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSQLQueryComposer > m_xParser; // for sorting 'n filtering
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AutoTimer m_aInvalidateClipboard; // for testing the state of the CUT/COPY/PASTE-slots
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TransferableDataHelper m_aSystemClipboard;
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::osl::Mutex m_aAsyncLoadSafety; // for multi-thread access to our members
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OAsyncronousLink m_aAsyncGetCellFocus;
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String m_sLoadStopperCaption;
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// If the data source is loaded asynchronously a stopper is created (which will result in activation of
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// the office's red button). This string is used as caption for the stopper.
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String m_sStateSaveRecord;
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String m_sStateUndoRecord;
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// members for asynchronous load operations
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::vos::OThread* m_pLoadThread; // the thread wherein the form is loaded
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FormControllerImpl* m_pFormControllerImpl; // implementing the XFormController
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sal_uInt32 m_nPendingLoadFinished; // the event used to tell ourself that the load is finished
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sal_uInt16 m_nFormActionNestingLevel; // see enter-/leaveFormAction
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sal_Bool m_bLoadCanceled : 1; // the load was canceled somehow
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sal_Bool m_bClosingKillOpen : 1; // are we killing the load thread because we are to be suspended ?
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sal_Bool m_bErrorOccured : 1; // see enter-/leaveFormAction
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class FormErrorHelper
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{
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SbaXDataBrowserController* m_pOwner;
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public:
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FormErrorHelper(SbaXDataBrowserController* pOwner) : m_pOwner(pOwner) { m_pOwner->enterFormAction(); }
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virtual ~FormErrorHelper() { m_pOwner->leaveFormAction(); }
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};
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friend class FormErrorHelper;
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// ================
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// attribute access
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public:
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::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > getRowSet() const { return m_xRowSet; }
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::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > getFormComponent() const { return m_xGridModel; }
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::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > getControlModel() const { return ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > (m_xGridModel, ::com::sun::star::uno::UNO_QUERY); }
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::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter > getNumberFormatter()const { return m_xFormatter; }
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sal_Bool isValid() const { return m_xRowSet.is() && m_xGridModel.is(); }
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sal_Bool isValidCursor() const; // checks the ::com::sun::star::data::XDatabaseCursor-interface of m_xRowSet
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sal_Bool isLoaded() const;
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sal_Bool loadingCancelled() const { return m_bLoadCanceled; }
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protected:
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::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSQLQueryComposer > getParser() const { return m_xParser; }
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// OPropertyArrayUsageHelper
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virtual ::cppu::IPropertyArrayHelper* createArrayHelper( ) const;
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// OPropertySetHelper
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virtual ::cppu::IPropertyArrayHelper & SAL_CALL getInfoHelper();
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public:
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SbaXDataBrowserController(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rM);
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UnoDataBrowserView* getBrowserView() const { return static_cast< UnoDataBrowserView*>(m_pView); }
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// late construction
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virtual sal_Bool Construct(Window* pParent);
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// UNO
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virtual ::com::sun::star::uno::Any SAL_CALL queryInterface(const ::com::sun::star::uno::Type& _rType) throw (::com::sun::star::uno::RuntimeException);
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virtual void SAL_CALL acquire( ) throw ();
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virtual void SAL_CALL release( ) throw ();
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// XTypeProvider
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virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes( ) throw (::com::sun::star::uno::RuntimeException);
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virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId( ) throw (::com::sun::star::uno::RuntimeException);
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// ::com::sun::star::lang::XEventListener
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virtual void SAL_CALL disposing(const ::com::sun::star::lang::EventObject& Source) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::util::XModifyListener
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virtual void SAL_CALL modified(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::container::XContainerListener
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virtual void SAL_CALL elementInserted(const ::com::sun::star::container::ContainerEvent& Event) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL elementRemoved(const ::com::sun::star::container::ContainerEvent& Event) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL elementReplaced(const ::com::sun::star::container::ContainerEvent& Event) throw( ::com::sun::star::uno::RuntimeException );
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// XPropertyChangeListener
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virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& evt ) throw (::com::sun::star::uno::RuntimeException);
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// ::com::sun::star::awt::XFocusListener
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virtual void SAL_CALL focusGained(const ::com::sun::star::awt::FocusEvent& e) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL focusLost(const ::com::sun::star::awt::FocusEvent& e) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::frame::XController
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virtual void SAL_CALL attachFrame(const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame > & xFrame) throw( ::com::sun::star::uno::RuntimeException );
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virtual sal_Bool SAL_CALL suspend(sal_Bool bSuspend) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::lang::XComponent
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virtual void SAL_CALL disposing();
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// ::com::sun::star::frame::XFrameActionListener
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virtual void SAL_CALL frameAction(const ::com::sun::star::frame::FrameActionEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::sdb::XSQLErrorListener
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virtual void SAL_CALL errorOccured(const ::com::sun::star::sdb::SQLErrorEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::form::XDatabaseParameterListener
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virtual sal_Bool SAL_CALL approveParameter(const ::com::sun::star::form::DatabaseParameterEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::form::XConfirmDeleteListener
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virtual sal_Bool SAL_CALL confirmDelete(const ::com::sun::star::sdb::RowChangeEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::form::XLoadListener
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virtual void SAL_CALL loaded(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL unloading(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL unloaded(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL reloading(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL reloaded(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
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// ::com::sun::star::form::XResetListener
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virtual sal_Bool SAL_CALL approveReset(const ::com::sun::star::lang::EventObject& rEvent) throw( ::com::sun::star::uno::RuntimeException );
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virtual void SAL_CALL resetted(const ::com::sun::star::lang::EventObject& rEvent) throw( ::com::sun::star::uno::RuntimeException );
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// XPropertySet
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo( ) throw(::com::sun::star::uno::RuntimeException)
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{
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return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
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}
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// SbaGridListener
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virtual void RowChanged() { /* we're not interested in */ };
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virtual void ColumnChanged();
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virtual void SelectionChanged();
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virtual void CellActivated();
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virtual void CellDeactivated();
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protected:
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virtual ~SbaXDataBrowserController();
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// --------------------
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// our own overridables
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// all the features which should be handled by this class
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virtual void AddSupportedFeatures();
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// state of a feature. 'feature' may be the handle of a ::com::sun::star::util::URL somebody requested a dispatch interface for OR a toolbar slot.
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virtual FeatureState GetState(sal_uInt16 nId);
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// execute a feature
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virtual void Execute(sal_uInt16 nId);
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > CreateForm();
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// our default implementation simply instantiates a stardiv.one.form.component.Form service
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// (probably this needs not to be overloaded, but you may return anything you want as long as it
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// supports the ::com::sun::star::form::DatabaseForm service. For instance you may want to create an adapter here which
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// is synchronized with a foreign ::com::sun::star::form::DatabaseForm you got elsewhere)
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virtual sal_Bool InitializeForm(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > & xForm) = 0;
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// called immediately after a successfull CreateForm
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// do any initialization (data source etc.) here. the form should be fully functional after that.
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// return sal_False if you didn't succeed (don't throw exceptions, they won't be catched)
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > CreateGridModel();
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// our default implementation simply instantiates a stardiv.one.form.component.Grid service
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// you most probably don't want to override this behaviuor
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virtual sal_Bool InitializeGridModel(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > & xGrid) = 0;
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// called immediately after a successfull CreateGridModel
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// do any initialization (data source etc.) here. the grid model should be fully functional after that.
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// return sal_False if you didn't succeed (don't throw exceptions, they won't be catched)
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//
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// the form returned by getDataSource() is already valid so you may want to use it ...
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// the default implementation of disposing distributes the events to the following disposingXXX functions
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virtual void disposingGridControl(const ::com::sun::star::lang::EventObject& Source); // calls removeControlListeners
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virtual void disposingGridModel(const ::com::sun::star::lang::EventObject& Source); // calls removeModelListeners
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virtual void disposingFormModel(const ::com::sun::star::lang::EventObject& Source);
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virtual void disposingColumnModel(const ::com::sun::star::lang::EventObject& Source);
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// want to be a listener to the grid control ? use this !
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virtual void addControlListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl > & _xGridControl);
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virtual void removeControlListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl > & _xGridControl);
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// want to be a listener to the grid model ? use this !
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virtual void addModelListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > & _xGridControlModel);
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virtual void removeModelListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > & _xGridControlModel);
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// want to be a listener grid columns ? use this !
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virtual void AddColumnListener(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > & xCol);
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virtual void RemoveColumnListener(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > & xCol);
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// call after "major changes" (e.g. the completion of the async load).
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// invalidates all toolbox slots and all supported features.
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virtual sal_Bool LoadForm();
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// load the form
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// the default implementation does an direct load or starts a load thread, depending on the multithread capabilities
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// of the data source.
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// the default implementation also calls LoadFinished after a syncronous load, so be sure to do the same if you override
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// this metod and don't call the base class' method
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virtual void LoadFinished(sal_Bool bWasSynch);
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// called if the loading (the _complete_ loading process) is done (no matter if synchron or asynchron).
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virtual void criticalFail();
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// called whenever a reload operation on the rowset failed
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// (a "operation" is not only a simple reload: If the user sets a filter, an reloading the form
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// after setting this filter fails, the filter is reset and the form is reloaded, again. Only the
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// whole process (_both_ XLoadable::reload calls _together_) form the "reload operation"
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// --------------------
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// empty the frame where our view resides
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virtual sal_Bool CommitCurrent();
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// commit the current column (i.e. cell)
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virtual sal_Bool SaveModified(sal_Bool bCommit = sal_True);
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// save the modified record
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virtual sal_uInt16 SaveData(sal_Bool bUI = sal_True, sal_Bool bForBrowsing = sal_False);
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// save all data if modified, eventually ask the user
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::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > getBoundField(sal_uInt16 nViewPos = (sal_uInt16)-1) const;
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// a PropertySet corresponding to the cursor field a column is bound to
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// if nViewPos is (sal_uInt16)-1 (the default) then the field for the current column will be retrieved
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sal_Bool PendingLoad() { return m_pLoadThread != NULL; }
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// is there an asyncronous load operation in progress ?
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void enterFormAction();
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void leaveFormAction();
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bool errorOccured() const { return m_bErrorOccured; }
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// As many form actions don't throw an exception but call their error handler instead we don't have
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// a chance to recognize errors by exception catching.
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// So for error recognition the above methods may be used.
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// init the formatter if form changes
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void initFormatter();
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/// loads or reloads the form
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sal_Bool reloadForm(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable >& _rxLoadable);
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private:
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// execute the filter or sort slot
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void ExecuteFilterSortCrit(sal_Bool bFilter);
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// execute the search slot
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void ExecuteSearch();
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void applyParserFilter(const ::rtl::OUString& _rOldFilter, sal_Bool _bOldFilterApplied);
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void applyParserOrder(const ::rtl::OUString& _rOldOrder);
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// time to check the CUT/COPY/PASTE-slot-states
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DECL_LINK(OnInvalidateClipboard, void*);
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|
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// search callbacks
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DECL_LINK(OnSearchContextRequest, FmSearchContext*);
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DECL_LINK(OnFoundData, FmFoundRecordInformation*);
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DECL_LINK(OnCanceledNotFound, FmFoundRecordInformation*);
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|
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// callbacks for the completed loading process
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DECL_LINK(OnOpenFinished, void*);
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DECL_LINK(OnOpenFinishedMainThread, void*);
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// OnOpenFinsihed is called in a foreign thread (the one which does the loading) so it simply posts the
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// OnOpenFinishedMainThread-link (which will be called in the main thread, then) as user event.
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// (the alternative would be to lock the SolarMutex in OnOpenFinished to avoid problems with the needed updates,
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// but playing with this mutex seems very hazardous to me ....)
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|
DECL_LINK(OnAsyncClose, void*);
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DECL_LINK(OnAsyncGetCellFocus, void*);
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};
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|
|
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//==================================================================
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|
// LoadFormThread - a thread for asynchronously loading a form
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|
//==================================================================
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class LoadFormThread : public ::vos::OThread
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|
{
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::osl::Mutex m_aAccessSafety; // for securing the multi-thread access
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::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // the data source to be loaded
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|
|
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Link m_aTerminationHandler; // the handler to be called upon termination
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sal_Bool m_bCanceled; // StopIt has been called ?
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String m_sStopperCaption; // the caption for the ThreadStopper
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|
|
|
// a ThreadStopper will be instantiated so that the open can be canceled via the UI
|
|
class ThreadStopper : protected SfxCancellable
|
|
{
|
|
LoadFormThread* m_pOwner;
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|
|
|
public:
|
|
ThreadStopper(LoadFormThread* pOwner, const String& rTitle);
|
|
virtual ~ThreadStopper() { }
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|
|
|
virtual void Cancel();
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|
|
|
virtual void OwnerTerminated();
|
|
// Normally the Owner (a LoadFormThread) would delete the stopper when terminated.
|
|
// Unfortunally the application doesn't remove the 'red light' when a SfxCancellable is deleted
|
|
// if it (the app) can't acquire the solar mutex. The deletion is IGNORED then. So we have to make
|
|
// sure that a) the stopper is deleted from inside the main thread (where the solar mutex is locked)
|
|
// and b) that in the time between the termination of the thread and the deletion of the stopper
|
|
// the latter doesn't access the former.
|
|
// The OwnerTerminated cares for both aspects.
|
|
// SO DON'T DELETE THE STOPPER EXPLICITLY !
|
|
|
|
protected:
|
|
// HACK HACK HACK HACK HACK : this should be private, but MSVC doesn't accept the LINK-macro then ....
|
|
DECL_LINK(OnDeleteInMainThread, ThreadStopper*);
|
|
};
|
|
friend class LoadFormThread::ThreadStopper;
|
|
|
|
public:
|
|
LoadFormThread(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > & _xRowSet, const String& _rStopperCaption) : m_xRowSet(_xRowSet), m_sStopperCaption(_rStopperCaption) { }
|
|
|
|
virtual void SAL_CALL run();
|
|
virtual void SAL_CALL onTerminated();
|
|
|
|
void SetTerminationHdl(const Link& aTermHdl) { m_aTerminationHandler = aTermHdl; }
|
|
// the handler will be called synchronously (the parameter is a pointer to the thread)
|
|
// if no termination handler is set, the thread disposes the data source and deletes
|
|
// itself upon termination
|
|
|
|
// cancels the process. to be called from another thread (of course ;)
|
|
void StopIt();
|
|
|
|
// ask if the load canceled
|
|
sal_Bool WasCanceled() const { return m_bCanceled; }
|
|
};
|
|
}
|
|
|
|
#endif // _SBA_BWRCTRLR_HXX
|
|
|