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See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_forms.hxx" 30*cdf0e10cSrcweir #include "entrylisthelper.hxx" 31*cdf0e10cSrcweir #include "FormComponent.hxx" 32*cdf0e10cSrcweir 33*cdf0e10cSrcweir #include <osl/diagnose.h> 34*cdf0e10cSrcweir #include <comphelper/sequence.hxx> 35*cdf0e10cSrcweir #include <comphelper/property.hxx> 36*cdf0e10cSrcweir #include <algorithm> 37*cdf0e10cSrcweir 38*cdf0e10cSrcweir //......................................................................... 39*cdf0e10cSrcweir namespace frm 40*cdf0e10cSrcweir { 41*cdf0e10cSrcweir //......................................................................... 42*cdf0e10cSrcweir 43*cdf0e10cSrcweir using namespace ::com::sun::star::uno; 44*cdf0e10cSrcweir using namespace ::com::sun::star::lang; 45*cdf0e10cSrcweir using namespace ::com::sun::star::util; 46*cdf0e10cSrcweir using namespace ::com::sun::star::form::binding; 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir //===================================================================== 49*cdf0e10cSrcweir //= OEntryListHelper 50*cdf0e10cSrcweir //===================================================================== 51*cdf0e10cSrcweir //--------------------------------------------------------------------- 52*cdf0e10cSrcweir OEntryListHelper::OEntryListHelper( OControlModel& _rControlModel ) 53*cdf0e10cSrcweir :m_rControlModel( _rControlModel ) 54*cdf0e10cSrcweir ,m_aRefreshListeners( _rControlModel.getInstanceMutex() ) 55*cdf0e10cSrcweir { 56*cdf0e10cSrcweir } 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir //--------------------------------------------------------------------- 59*cdf0e10cSrcweir OEntryListHelper::OEntryListHelper( const OEntryListHelper& _rSource, OControlModel& _rControlModel ) 60*cdf0e10cSrcweir :m_rControlModel( _rControlModel ) 61*cdf0e10cSrcweir ,m_xListSource ( _rSource.m_xListSource ) 62*cdf0e10cSrcweir ,m_aStringItems( _rSource.m_aStringItems ) 63*cdf0e10cSrcweir ,m_aRefreshListeners( _rControlModel.getInstanceMutex() ) 64*cdf0e10cSrcweir { 65*cdf0e10cSrcweir } 66*cdf0e10cSrcweir 67*cdf0e10cSrcweir //--------------------------------------------------------------------- 68*cdf0e10cSrcweir OEntryListHelper::~OEntryListHelper( ) 69*cdf0e10cSrcweir { 70*cdf0e10cSrcweir } 71*cdf0e10cSrcweir 72*cdf0e10cSrcweir //--------------------------------------------------------------------- 73*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::setListEntrySource( const Reference< XListEntrySource >& _rxSource ) throw (RuntimeException) 74*cdf0e10cSrcweir { 75*cdf0e10cSrcweir ControlModelLock aLock( m_rControlModel ); 76*cdf0e10cSrcweir 77*cdf0e10cSrcweir // disconnect from the current external list source 78*cdf0e10cSrcweir disconnectExternalListSource(); 79*cdf0e10cSrcweir 80*cdf0e10cSrcweir // and connect to the new one 81*cdf0e10cSrcweir if ( _rxSource.is() ) 82*cdf0e10cSrcweir connectExternalListSource( _rxSource, aLock ); 83*cdf0e10cSrcweir } 84*cdf0e10cSrcweir 85*cdf0e10cSrcweir //--------------------------------------------------------------------- 86*cdf0e10cSrcweir Reference< XListEntrySource > SAL_CALL OEntryListHelper::getListEntrySource( ) throw (RuntimeException) 87*cdf0e10cSrcweir { 88*cdf0e10cSrcweir return m_xListSource; 89*cdf0e10cSrcweir } 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir 92*cdf0e10cSrcweir //--------------------------------------------------------------------- 93*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::entryChanged( const ListEntryEvent& _rEvent ) throw (RuntimeException) 94*cdf0e10cSrcweir { 95*cdf0e10cSrcweir ControlModelLock aLock( m_rControlModel ); 96*cdf0e10cSrcweir 97*cdf0e10cSrcweir OSL_ENSURE( _rEvent.Source == m_xListSource, 98*cdf0e10cSrcweir "OEntryListHelper::entryChanged: where did this come from?" ); 99*cdf0e10cSrcweir OSL_ENSURE( ( _rEvent.Position >= 0 ) && ( _rEvent.Position < m_aStringItems.getLength() ), 100*cdf0e10cSrcweir "OEntryListHelper::entryChanged: invalid index!" ); 101*cdf0e10cSrcweir OSL_ENSURE( _rEvent.Entries.getLength() == 1, 102*cdf0e10cSrcweir "OEntryListHelper::entryChanged: invalid string list!" ); 103*cdf0e10cSrcweir 104*cdf0e10cSrcweir if ( ( _rEvent.Position >= 0 ) 105*cdf0e10cSrcweir && ( _rEvent.Position < m_aStringItems.getLength() ) 106*cdf0e10cSrcweir && ( _rEvent.Entries.getLength() > 0 ) 107*cdf0e10cSrcweir ) 108*cdf0e10cSrcweir { 109*cdf0e10cSrcweir m_aStringItems[ _rEvent.Position ] = _rEvent.Entries[ 0 ]; 110*cdf0e10cSrcweir stringItemListChanged( aLock ); 111*cdf0e10cSrcweir } 112*cdf0e10cSrcweir } 113*cdf0e10cSrcweir 114*cdf0e10cSrcweir //--------------------------------------------------------------------- 115*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::entryRangeInserted( const ListEntryEvent& _rEvent ) throw (RuntimeException) 116*cdf0e10cSrcweir { 117*cdf0e10cSrcweir ControlModelLock aLock( m_rControlModel ); 118*cdf0e10cSrcweir 119*cdf0e10cSrcweir OSL_ENSURE( _rEvent.Source == m_xListSource, 120*cdf0e10cSrcweir "OEntryListHelper::entryRangeInserted: where did this come from?" ); 121*cdf0e10cSrcweir OSL_ENSURE( ( _rEvent.Position > 0 ) && ( _rEvent.Position < m_aStringItems.getLength() ) && ( _rEvent.Entries.getLength() > 0 ), 122*cdf0e10cSrcweir "OEntryListHelper::entryRangeRemoved: invalid count and/or position!" ); 123*cdf0e10cSrcweir 124*cdf0e10cSrcweir if ( ( _rEvent.Position > 0 ) 125*cdf0e10cSrcweir && ( _rEvent.Position < m_aStringItems.getLength() ) 126*cdf0e10cSrcweir && ( _rEvent.Entries.getLength() > 0 ) 127*cdf0e10cSrcweir ) 128*cdf0e10cSrcweir { 129*cdf0e10cSrcweir // the entries *before* the insertion pos 130*cdf0e10cSrcweir Sequence< ::rtl::OUString > aKeepEntries( 131*cdf0e10cSrcweir m_aStringItems.getConstArray(), 132*cdf0e10cSrcweir _rEvent.Position 133*cdf0e10cSrcweir ); 134*cdf0e10cSrcweir // the entries *behind* the insertion pos 135*cdf0e10cSrcweir Sequence< ::rtl::OUString > aMovedEntries( 136*cdf0e10cSrcweir m_aStringItems.getConstArray() + _rEvent.Position, 137*cdf0e10cSrcweir m_aStringItems.getLength() - _rEvent.Position 138*cdf0e10cSrcweir ); 139*cdf0e10cSrcweir 140*cdf0e10cSrcweir // concat all three parts 141*cdf0e10cSrcweir m_aStringItems = ::comphelper::concatSequences( 142*cdf0e10cSrcweir aKeepEntries, 143*cdf0e10cSrcweir _rEvent.Entries, 144*cdf0e10cSrcweir aMovedEntries 145*cdf0e10cSrcweir ); 146*cdf0e10cSrcweir 147*cdf0e10cSrcweir stringItemListChanged( aLock ); 148*cdf0e10cSrcweir } 149*cdf0e10cSrcweir } 150*cdf0e10cSrcweir 151*cdf0e10cSrcweir //--------------------------------------------------------------------- 152*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::entryRangeRemoved( const ListEntryEvent& _rEvent ) throw (RuntimeException) 153*cdf0e10cSrcweir { 154*cdf0e10cSrcweir ControlModelLock aLock( m_rControlModel ); 155*cdf0e10cSrcweir 156*cdf0e10cSrcweir OSL_ENSURE( _rEvent.Source == m_xListSource, 157*cdf0e10cSrcweir "OEntryListHelper::entryRangeRemoved: where did this come from?" ); 158*cdf0e10cSrcweir OSL_ENSURE( ( _rEvent.Position > 0 ) && ( _rEvent.Count > 0 ) && ( _rEvent.Position + _rEvent.Count <= m_aStringItems.getLength() ), 159*cdf0e10cSrcweir "OEntryListHelper::entryRangeRemoved: invalid count and/or position!" ); 160*cdf0e10cSrcweir 161*cdf0e10cSrcweir if ( ( _rEvent.Position > 0 ) 162*cdf0e10cSrcweir && ( _rEvent.Count > 0 ) 163*cdf0e10cSrcweir && ( _rEvent.Position + _rEvent.Count <= m_aStringItems.getLength() ) 164*cdf0e10cSrcweir ) 165*cdf0e10cSrcweir { 166*cdf0e10cSrcweir // copy all items after the removed ones 167*cdf0e10cSrcweir ::std::copy( 168*cdf0e10cSrcweir m_aStringItems.getConstArray() + _rEvent.Position + _rEvent.Count, 169*cdf0e10cSrcweir m_aStringItems.getConstArray() + m_aStringItems.getLength(), 170*cdf0e10cSrcweir m_aStringItems.getArray( ) + _rEvent.Position 171*cdf0e10cSrcweir ); 172*cdf0e10cSrcweir // shrink the array 173*cdf0e10cSrcweir m_aStringItems.realloc( m_aStringItems.getLength() - _rEvent.Count ); 174*cdf0e10cSrcweir 175*cdf0e10cSrcweir stringItemListChanged( aLock ); 176*cdf0e10cSrcweir } 177*cdf0e10cSrcweir } 178*cdf0e10cSrcweir 179*cdf0e10cSrcweir //--------------------------------------------------------------------- 180*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::allEntriesChanged( const EventObject& _rEvent ) throw (RuntimeException) 181*cdf0e10cSrcweir { 182*cdf0e10cSrcweir ControlModelLock aLock( m_rControlModel ); 183*cdf0e10cSrcweir 184*cdf0e10cSrcweir OSL_ENSURE( _rEvent.Source == m_xListSource, 185*cdf0e10cSrcweir "OEntryListHelper::allEntriesChanged: where did this come from?" ); 186*cdf0e10cSrcweir 187*cdf0e10cSrcweir Reference< XListEntrySource > xSource( _rEvent.Source, UNO_QUERY ); 188*cdf0e10cSrcweir if ( _rEvent.Source == m_xListSource ) 189*cdf0e10cSrcweir { 190*cdf0e10cSrcweir impl_lock_refreshList( aLock ); 191*cdf0e10cSrcweir } 192*cdf0e10cSrcweir } 193*cdf0e10cSrcweir 194*cdf0e10cSrcweir // XRefreshable 195*cdf0e10cSrcweir //------------------------------------------------------------------------------ 196*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::addRefreshListener(const Reference<XRefreshListener>& _rxListener) throw(RuntimeException) 197*cdf0e10cSrcweir { 198*cdf0e10cSrcweir if ( _rxListener.is() ) 199*cdf0e10cSrcweir m_aRefreshListeners.addInterface( _rxListener ); 200*cdf0e10cSrcweir } 201*cdf0e10cSrcweir 202*cdf0e10cSrcweir //------------------------------------------------------------------------------ 203*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::removeRefreshListener(const Reference<XRefreshListener>& _rxListener) throw(RuntimeException) 204*cdf0e10cSrcweir { 205*cdf0e10cSrcweir if ( _rxListener.is() ) 206*cdf0e10cSrcweir m_aRefreshListeners.removeInterface( _rxListener ); 207*cdf0e10cSrcweir } 208*cdf0e10cSrcweir 209*cdf0e10cSrcweir //------------------------------------------------------------------------------ 210*cdf0e10cSrcweir void SAL_CALL OEntryListHelper::refresh() throw(RuntimeException) 211*cdf0e10cSrcweir { 212*cdf0e10cSrcweir { 213*cdf0e10cSrcweir ControlModelLock aLock( m_rControlModel ); 214*cdf0e10cSrcweir impl_lock_refreshList( aLock ); 215*cdf0e10cSrcweir } 216*cdf0e10cSrcweir 217*cdf0e10cSrcweir EventObject aEvt( static_cast< XRefreshable* >( this ) ); 218*cdf0e10cSrcweir m_aRefreshListeners.notifyEach( &XRefreshListener::refreshed, aEvt ); 219*cdf0e10cSrcweir } 220*cdf0e10cSrcweir 221*cdf0e10cSrcweir //--------------------------------------------------------------------- 222*cdf0e10cSrcweir void OEntryListHelper::impl_lock_refreshList( ControlModelLock& _rInstanceLock ) 223*cdf0e10cSrcweir { 224*cdf0e10cSrcweir if ( hasExternalListSource() ) 225*cdf0e10cSrcweir { 226*cdf0e10cSrcweir m_aStringItems = m_xListSource->getAllListEntries( ); 227*cdf0e10cSrcweir stringItemListChanged( _rInstanceLock ); 228*cdf0e10cSrcweir } 229*cdf0e10cSrcweir else 230*cdf0e10cSrcweir refreshInternalEntryList(); 231*cdf0e10cSrcweir } 232*cdf0e10cSrcweir 233*cdf0e10cSrcweir //--------------------------------------------------------------------- 234*cdf0e10cSrcweir bool OEntryListHelper::handleDisposing( const EventObject& _rEvent ) 235*cdf0e10cSrcweir { 236*cdf0e10cSrcweir if ( m_xListSource .is() && ( _rEvent.Source == m_xListSource ) ) 237*cdf0e10cSrcweir { 238*cdf0e10cSrcweir disconnectExternalListSource( ); 239*cdf0e10cSrcweir return true; 240*cdf0e10cSrcweir } 241*cdf0e10cSrcweir return false; 242*cdf0e10cSrcweir } 243*cdf0e10cSrcweir 244*cdf0e10cSrcweir //--------------------------------------------------------------------- 245*cdf0e10cSrcweir void OEntryListHelper::disposing( ) 246*cdf0e10cSrcweir { 247*cdf0e10cSrcweir EventObject aEvt( static_cast< XRefreshable* >( this ) ); 248*cdf0e10cSrcweir m_aRefreshListeners.disposeAndClear(aEvt); 249*cdf0e10cSrcweir 250*cdf0e10cSrcweir if ( hasExternalListSource( ) ) 251*cdf0e10cSrcweir disconnectExternalListSource( ); 252*cdf0e10cSrcweir } 253*cdf0e10cSrcweir 254*cdf0e10cSrcweir //--------------------------------------------------------------------- 255*cdf0e10cSrcweir void OEntryListHelper::disconnectExternalListSource( ) 256*cdf0e10cSrcweir { 257*cdf0e10cSrcweir if ( m_xListSource.is() ) 258*cdf0e10cSrcweir m_xListSource->removeListEntryListener( this ); 259*cdf0e10cSrcweir 260*cdf0e10cSrcweir m_xListSource.clear(); 261*cdf0e10cSrcweir 262*cdf0e10cSrcweir disconnectedExternalListSource(); 263*cdf0e10cSrcweir } 264*cdf0e10cSrcweir 265*cdf0e10cSrcweir //--------------------------------------------------------------------- 266*cdf0e10cSrcweir void OEntryListHelper::connectedExternalListSource( ) 267*cdf0e10cSrcweir { 268*cdf0e10cSrcweir // nothing to do here 269*cdf0e10cSrcweir } 270*cdf0e10cSrcweir 271*cdf0e10cSrcweir //--------------------------------------------------------------------- 272*cdf0e10cSrcweir void OEntryListHelper::disconnectedExternalListSource( ) 273*cdf0e10cSrcweir { 274*cdf0e10cSrcweir // nothing to do here 275*cdf0e10cSrcweir } 276*cdf0e10cSrcweir 277*cdf0e10cSrcweir //--------------------------------------------------------------------- 278*cdf0e10cSrcweir void OEntryListHelper::connectExternalListSource( const Reference< XListEntrySource >& _rxSource, ControlModelLock& _rInstanceLock ) 279*cdf0e10cSrcweir { 280*cdf0e10cSrcweir OSL_ENSURE( !hasExternalListSource(), "OEntryListHelper::connectExternalListSource: only to be called if no external source is active!" ); 281*cdf0e10cSrcweir OSL_ENSURE( _rxSource.is(), "OEntryListHelper::connectExternalListSource: invalid list source!" ); 282*cdf0e10cSrcweir 283*cdf0e10cSrcweir // remember it 284*cdf0e10cSrcweir m_xListSource = _rxSource; 285*cdf0e10cSrcweir 286*cdf0e10cSrcweir // initially fill our item list 287*cdf0e10cSrcweir if ( m_xListSource.is() ) 288*cdf0e10cSrcweir { 289*cdf0e10cSrcweir // be notified when the list changes ... 290*cdf0e10cSrcweir m_xListSource->addListEntryListener( this ); 291*cdf0e10cSrcweir 292*cdf0e10cSrcweir m_aStringItems = m_xListSource->getAllListEntries( ); 293*cdf0e10cSrcweir stringItemListChanged( _rInstanceLock ); 294*cdf0e10cSrcweir 295*cdf0e10cSrcweir // let derivees react on the new list source 296*cdf0e10cSrcweir connectedExternalListSource(); 297*cdf0e10cSrcweir } 298*cdf0e10cSrcweir } 299*cdf0e10cSrcweir 300*cdf0e10cSrcweir //--------------------------------------------------------------------- 301*cdf0e10cSrcweir sal_Bool OEntryListHelper::convertNewListSourceProperty( Any& _rConvertedValue, 302*cdf0e10cSrcweir Any& _rOldValue, const Any& _rValue ) SAL_THROW( ( IllegalArgumentException ) ) 303*cdf0e10cSrcweir { 304*cdf0e10cSrcweir if ( hasExternalListSource() ) 305*cdf0e10cSrcweir throw IllegalArgumentException( ); 306*cdf0e10cSrcweir // TODO: error message 307*cdf0e10cSrcweir 308*cdf0e10cSrcweir return ::comphelper::tryPropertyValue( _rConvertedValue, _rOldValue, _rValue, m_aStringItems ); 309*cdf0e10cSrcweir } 310*cdf0e10cSrcweir 311*cdf0e10cSrcweir //--------------------------------------------------------------------- 312*cdf0e10cSrcweir void OEntryListHelper::setNewStringItemList( const ::com::sun::star::uno::Any& _rValue, ControlModelLock& _rInstanceLock ) 313*cdf0e10cSrcweir { 314*cdf0e10cSrcweir OSL_PRECOND( !hasExternalListSource(), "OEntryListHelper::setNewStringItemList: this should never have survived convertNewListSourceProperty!" ); 315*cdf0e10cSrcweir OSL_VERIFY( _rValue >>= m_aStringItems ); 316*cdf0e10cSrcweir stringItemListChanged( _rInstanceLock ); 317*cdf0e10cSrcweir } 318*cdf0e10cSrcweir 319*cdf0e10cSrcweir //......................................................................... 320*cdf0e10cSrcweir } // namespace frm 321*cdf0e10cSrcweir //......................................................................... 322