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office-gobmx/dbaccess/source/ui/inc/brwctrlr.hxx
Jens-Heiner Rechtien 7ad4d6f646 INTEGRATION: CWS dba201b (1.31.52); FILE MERGED 
2005/09/21 09:21:42 oj 1.31.52.2: RESYNC: (1.31-1.32); FILE MERGED
2005/07/15 06:06:57 oj 1.31.52.1: #i51888# allow the remove of a filter if the statement contains an error
2005-09-23 11:34:35 +00:00

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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: brwctrlr.hxx,v $
*
* $Revision: 1.33 $
*
* last change: $Author: hr $ $Date: 2005-09-23 12:34:35 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _SBA_BWRCTRLR_HXX
#define _SBA_BWRCTRLR_HXX
#ifndef DBAUI_GENERICCONTROLLER_HXX
#include "genericcontroller.hxx"
#endif
#ifndef _SBX_BRWVIEW_HXX
#include "brwview.hxx"
#endif
#ifndef _SBA_GRID_HXX
#include "sbagrid.hxx"
#endif
#ifndef _COM_SUN_STAR_FORM_XLOADABLE_HPP_
#include <com/sun/star/form/XLoadable.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XCONTAINERLISTENER_HPP_
#include <com/sun/star/container/XContainerListener.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XSQLERRORLISTENER_HPP_
#include <com/sun/star/sdb/XSQLErrorListener.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XROWSET_HPP_
#include <com/sun/star/sdbc/XRowSet.hpp>
#endif
#ifndef _COM_SUN_STAR_FORM_XRESETLISTENER_HPP_
#include <com/sun/star/form/XResetListener.hpp>
#endif
#ifndef _COM_SUN_STAR_FORM_XDATABASEPARAMETERLISTENER_HPP_
#include <com/sun/star/form/XDatabaseParameterListener.hpp>
#endif
#ifndef _COM_SUN_STAR_FORM_XCONFIRMDELETELISTENER_HPP_
#include <com/sun/star/form/XConfirmDeleteListener.hpp>
#endif
#ifndef _COM_SUN_STAR_FORM_XFORMCOMPONENT_HPP_
#include <com/sun/star/form/XFormComponent.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_XFOCUSLISTENER_HPP_
#include <com/sun/star/awt/XFocusListener.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBCX_XCOLUMNSSUPPLIER_HPP_
#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
#endif
#ifndef _COM_SUN_STAR_SDB_XSINGLESELECTQUERYCOMPOSER_HPP_
#include <com/sun/star/sdb/XSingleSelectQueryComposer.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYCHANGELISTENER_HPP_
#include <com/sun/star/beans/XPropertyChangeListener.hpp>
#endif
#ifndef _SV_TIMER_HXX
#include <vcl/timer.hxx>
#endif
#ifndef _TRANSFER_HXX
#include <svtools/transfer.hxx>
#endif
#ifndef _OSL_MUTEX_HXX_
#include <osl/mutex.hxx>
#endif
#ifndef _VOS_THREAD_HXX_
#include <vos/thread.hxx>
#endif
#ifndef _SFXCANCEL_HXX
#include <svtools/cancel.hxx>
#endif
#ifndef _CPPUHELPER_IMPLBASE8_HXX_
#include <cppuhelper/implbase8.hxx>
#endif
#ifndef _CLIPLISTENER_HXX
#include <svtools/cliplistener.hxx>
#endif
class ResMgr;
struct FmFoundRecordInformation;
struct FmSearchContext;
namespace dbaui
{
// =========================================================================
typedef ::cppu::ImplHelper8 < ::com::sun::star::sdb::XSQLErrorListener
, ::com::sun::star::form::XDatabaseParameterListener
, ::com::sun::star::form::XConfirmDeleteListener
, ::com::sun::star::form::XLoadListener
, ::com::sun::star::form::XResetListener
, ::com::sun::star::awt::XFocusListener
, ::com::sun::star::container::XContainerListener
, ::com::sun::star::beans::XPropertyChangeListener
> SbaXDataBrowserController_Base;
class SbaXDataBrowserController
:public OGenericUnoController
,public SbaXDataBrowserController_Base
,public SbaGridListener
{
// ==========
// attributes
private:
// for implementing the XFormController
class FormControllerImpl;
friend class FormControllerImpl;
::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // our rowset
::com::sun::star::uno::Reference< ::com::sun::star::sdbcx::XColumnsSupplier > m_xColumnsSupplier; // queried from the rowset member
::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable > m_xLoadable; // queried from the rowset member as well
::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > m_xGridModel; // the model of our grid
::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter > m_xFormatter; // a number formatter working with the connection's NumberFormatsSupplier
::com::sun::star::uno::Reference< ::com::sun::star::uno::XAggregation > m_xFormControllerImpl;
::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSingleSelectQueryComposer > m_xParser; // for sorting 'n filtering
AutoTimer m_aInvalidateClipboard; // for testing the state of the CUT/COPY/PASTE-slots
TransferableDataHelper m_aSystemClipboard; // content of the clipboard
TransferableClipboardListener*
m_pClipbordNotifier; // notifier for changes in the clipboard
::osl::Mutex m_aAsyncLoadSafety; // for multi-thread access to our members
OAsyncronousLink m_aAsyncGetCellFocus;
String m_sLoadStopperCaption;
// If the data source is loaded asynchronously a stopper is created (which will result in activation of
// the office's red button). This string is used as caption for the stopper.
String m_sStateSaveRecord;
String m_sStateUndoRecord;
// members for asynchronous load operations
::vos::OThread* m_pLoadThread; // the thread wherein the form is loaded
FormControllerImpl* m_pFormControllerImpl; // implementing the XFormController
sal_uInt32 m_nPendingLoadFinished; // the event used to tell ourself that the load is finished
sal_uInt16 m_nFormActionNestingLevel; // see enter-/leaveFormAction
sal_Bool m_bLoadCanceled : 1; // the load was canceled somehow
sal_Bool m_bClosingKillOpen : 1; // are we killing the load thread because we are to be suspended ?
sal_Bool m_bErrorOccured : 1; // see enter-/leaveFormAction
protected:
class FormErrorHelper
{
SbaXDataBrowserController* m_pOwner;
public:
FormErrorHelper(SbaXDataBrowserController* pOwner) : m_pOwner(pOwner) { m_pOwner->enterFormAction(); }
virtual ~FormErrorHelper() { m_pOwner->leaveFormAction(); }
};
friend class FormErrorHelper;
// ================
// attribute access
protected:
::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > getRowSet() const { return m_xRowSet; }
::com::sun::star::uno::Reference< ::com::sun::star::sdbcx::XColumnsSupplier > getColumnsSupplier()const { return m_xColumnsSupplier; }
::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable > getLoadable() const { return m_xLoadable; }
::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > getFormComponent() const { return m_xGridModel; }
::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); }
::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter > getNumberFormatter()const { return m_xFormatter; }
sal_Bool isValid() const { return m_xRowSet.is() && m_xGridModel.is(); }
sal_Bool isValidCursor() const; // checks the ::com::sun::star::data::XDatabaseCursor-interface of m_xRowSet
sal_Bool isLoaded() const;
sal_Bool loadingCancelled() const { return m_bLoadCanceled; }
void setLoadingStarted() { m_bLoadCanceled = sal_False; }
void setLoadingCancelled() { m_bLoadCanceled = sal_True; }
const TransferableDataHelper&
getViewClipboard() const { return m_aSystemClipboard; }
public:
SbaXDataBrowserController(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rM);
UnoDataBrowserView* getBrowserView() const { return static_cast< UnoDataBrowserView*>(m_pView); }
// late construction
virtual sal_Bool Construct(Window* pParent);
// UNO
virtual ::com::sun::star::uno::Any SAL_CALL queryInterface(const ::com::sun::star::uno::Type& _rType) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL acquire( ) throw ();
virtual void SAL_CALL release( ) throw ();
// XTypeProvider
virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId( ) throw (::com::sun::star::uno::RuntimeException);
// ::com::sun::star::lang::XEventListener
virtual void SAL_CALL disposing(const ::com::sun::star::lang::EventObject& Source) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::util::XModifyListener
virtual void SAL_CALL modified(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::container::XContainerListener
virtual void SAL_CALL elementInserted(const ::com::sun::star::container::ContainerEvent& Event) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL elementRemoved(const ::com::sun::star::container::ContainerEvent& Event) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL elementReplaced(const ::com::sun::star::container::ContainerEvent& Event) throw( ::com::sun::star::uno::RuntimeException );
// XPropertyChangeListener
virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& evt ) throw (::com::sun::star::uno::RuntimeException);
// ::com::sun::star::awt::XFocusListener
virtual void SAL_CALL focusGained(const ::com::sun::star::awt::FocusEvent& e) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL focusLost(const ::com::sun::star::awt::FocusEvent& e) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::frame::XController
virtual void SAL_CALL attachFrame(const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame > & xFrame) throw( ::com::sun::star::uno::RuntimeException );
virtual sal_Bool SAL_CALL suspend(sal_Bool bSuspend) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::lang::XComponent
virtual void SAL_CALL disposing();
// ::com::sun::star::frame::XFrameActionListener
virtual void SAL_CALL frameAction(const ::com::sun::star::frame::FrameActionEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::sdb::XSQLErrorListener
virtual void SAL_CALL errorOccured(const ::com::sun::star::sdb::SQLErrorEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::form::XDatabaseParameterListener
virtual sal_Bool SAL_CALL approveParameter(const ::com::sun::star::form::DatabaseParameterEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::form::XConfirmDeleteListener
virtual sal_Bool SAL_CALL confirmDelete(const ::com::sun::star::sdb::RowChangeEvent& aEvent) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::form::XLoadListener
virtual void SAL_CALL loaded(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL unloading(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL unloaded(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL reloading(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL reloaded(const ::com::sun::star::lang::EventObject& aEvent) throw( ::com::sun::star::uno::RuntimeException );
// ::com::sun::star::form::XResetListener
virtual sal_Bool SAL_CALL approveReset(const ::com::sun::star::lang::EventObject& rEvent) throw( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL resetted(const ::com::sun::star::lang::EventObject& rEvent) throw( ::com::sun::star::uno::RuntimeException );
// SbaGridListener
virtual void RowChanged();
virtual void ColumnChanged();
virtual void SelectionChanged();
virtual void CellActivated();
virtual void CellDeactivated();
virtual void BeforeDrop();
virtual void AfterDrop();
protected:
virtual ~SbaXDataBrowserController();
// --------------------
// our own overridables
// all the features which should be handled by this class
virtual void describeSupportedFeatures();
// 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.
virtual FeatureState GetState(sal_uInt16 nId) const;
// execute a feature
virtual void Execute(sal_uInt16 nId, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue>& aArgs);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > CreateForm();
// our default implementation simply instantiates a stardiv.one.form.component.Form service
// (probably this needs not to be overloaded, but you may return anything you want as long as it
// supports the ::com::sun::star::form::DatabaseForm service. For instance you may want to create an adapter here which
// is synchronized with a foreign ::com::sun::star::form::DatabaseForm you got elsewhere)
virtual sal_Bool InitializeForm(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > & xForm) = 0;
// called immediately after a successfull CreateForm
// do any initialization (data source etc.) here. the form should be fully functional after that.
// return sal_False if you didn't succeed (don't throw exceptions, they won't be catched)
virtual sal_Bool InitializeGridModel(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > & xGrid);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > CreateGridModel();
// our default implementation simply instantiates a stardiv.one.form.component.Grid service
// you most probably don't want to override this behaviuor
// the default implementation of disposing distributes the events to the following disposingXXX functions
virtual void disposingGridControl(const ::com::sun::star::lang::EventObject& Source); // calls removeControlListeners
virtual void disposingGridModel(const ::com::sun::star::lang::EventObject& Source); // calls removeModelListeners
virtual void disposingFormModel(const ::com::sun::star::lang::EventObject& Source);
virtual void disposingColumnModel(const ::com::sun::star::lang::EventObject& Source);
// want to be a listener to the grid control ? use this !
virtual void addControlListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl > & _xGridControl);
virtual void removeControlListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl > & _xGridControl);
// want to be a listener to the grid model ? use this !
virtual void addModelListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > & _xGridControlModel);
virtual void removeModelListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > & _xGridControlModel);
// want to be a listener grid columns ? use this !
virtual void AddColumnListener(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > & xCol);
virtual void RemoveColumnListener(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > & xCol);
// call after "major changes" (e.g. the completion of the async load).
// invalidates all toolbox slots and all supported features.
virtual sal_Bool LoadForm();
// load the form
// the default implementation does an direct load or starts a load thread, depending on the multithread capabilities
// of the data source.
// the default implementation also calls LoadFinished after a syncronous load, so be sure to do the same if you override
// this metod and don't call the base class' method
virtual void LoadFinished(sal_Bool bWasSynch);
// called if the loading (the _complete_ loading process) is done (no matter if synchron or asynchron).
virtual void criticalFail();
// called whenever a reload operation on the rowset failed
// (a "operation" is not only a simple reload: If the user sets a filter, an reloading the form
// after setting this filter fails, the filter is reset and the form is reloaded, again. Only the
// whole process (_both_ XLoadable::reload calls _together_) form the "reload operation"
// --------------------
// empty the frame where our view resides
virtual sal_Bool CommitCurrent();
// commit the current column (i.e. cell)
virtual sal_Bool SaveModified(sal_Bool bAskFor = sal_True);
// save the modified record
virtual void onLoadedMenu(const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XLayoutManager >& _xLayoutManager);
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > getBoundField(sal_uInt16 nViewPos = (sal_uInt16)-1) const;
// a PropertySet corresponding to the cursor field a column is bound to
// if nViewPos is (sal_uInt16)-1 (the default) then the field for the current column will be retrieved
sal_Bool PendingLoad() const { return m_pLoadThread != NULL; }
// is there an asyncronous load operation in progress ?
void enterFormAction();
void leaveFormAction();
bool errorOccured() const { return m_bErrorOccured; }
// As many form actions don't throw an exception but call their error handler instead we don't have
// a chance to recognize errors by exception catching.
// So for error recognition the above methods may be used.
// init the formatter if form changes
void initFormatter();
/// loads or reloads the form
virtual sal_Bool reloadForm(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XLoadable >& _rxLoadable);
virtual sal_Bool preReloadForm(){ return sal_False; }
virtual void postReloadForm(){}
private:
void setCurrentModified( sal_Bool _bSet );
// execute the filter or sort slot
void ExecuteFilterSortCrit(sal_Bool bFilter);
// execute the search slot
void ExecuteSearch();
void applyParserFilter(const ::rtl::OUString& _rOldFilter, sal_Bool _bOldFilterApplied,const ::rtl::OUString& _sOldHaving = ::rtl::OUString());
void applyParserOrder(const ::rtl::OUString& _rOldOrder);
sal_uInt16 getCurrentColumnPosition();
void setCurrentColumnPosition(sal_uInt16 _nPos);
void deleteView();
void addColumnListeners(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel > & _xGridControlModel);
// time to check the CUT/COPY/PASTE-slot-states
DECL_LINK( OnInvalidateClipboard, void* );
DECL_LINK( OnClipboardChanged, void* );
// search callbacks
DECL_LINK(OnSearchContextRequest, FmSearchContext*);
DECL_LINK(OnFoundData, FmFoundRecordInformation*);
DECL_LINK(OnCanceledNotFound, FmFoundRecordInformation*);
// callbacks for the completed loading process
DECL_LINK(OnOpenFinished, void*);
DECL_LINK(OnOpenFinishedMainThread, void*);
// OnOpenFinsihed is called in a foreign thread (the one which does the loading) so it simply posts the
// OnOpenFinishedMainThread-link (which will be called in the main thread, then) as user event.
// (the alternative would be to lock the SolarMutex in OnOpenFinished to avoid problems with the needed updates,
// but playing with this mutex seems very hazardous to me ....)
DECL_LINK(OnAsyncGetCellFocus, void*);
};
//==================================================================
// LoadFormThread - a thread for asynchronously loading a form
//==================================================================
class LoadFormThread : public ::vos::OThread
{
::osl::Mutex m_aAccessSafety; // for securing the multi-thread access
::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // the data source to be loaded
Link m_aTerminationHandler; // the handler to be called upon termination
sal_Bool m_bCanceled; // StopIt has been called ?
String m_sStopperCaption; // the caption for the ThreadStopper
// a ThreadStopper will be instantiated so that the open can be canceled via the UI
class ThreadStopper : protected SfxCancellable
{
LoadFormThread* m_pOwner;
public:
ThreadStopper(LoadFormThread* pOwner, const String& rTitle);
virtual ~ThreadStopper() { }
virtual void Cancel();
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
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