1cde9e8dcSAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3cde9e8dcSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4cde9e8dcSAndrew Rist * or more contributor license agreements. See the NOTICE file
5cde9e8dcSAndrew Rist * distributed with this work for additional information
6cde9e8dcSAndrew Rist * regarding copyright ownership. The ASF licenses this file
7cde9e8dcSAndrew Rist * to you under the Apache License, Version 2.0 (the
8cde9e8dcSAndrew Rist * "License"); you may not use this file except in compliance
9cde9e8dcSAndrew Rist * with the License. You may obtain a copy of the License at
10cde9e8dcSAndrew Rist *
11cde9e8dcSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12cde9e8dcSAndrew Rist *
13cde9e8dcSAndrew Rist * Unless required by applicable law or agreed to in writing,
14cde9e8dcSAndrew Rist * software distributed under the License is distributed on an
15cde9e8dcSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16cde9e8dcSAndrew Rist * KIND, either express or implied. See the License for the
17cde9e8dcSAndrew Rist * specific language governing permissions and limitations
18cde9e8dcSAndrew Rist * under the License.
19cde9e8dcSAndrew Rist *
20cde9e8dcSAndrew Rist *************************************************************/
21cde9e8dcSAndrew Rist
22cde9e8dcSAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_chart2.hxx"
26cdf0e10cSrcweir
27cdf0e10cSrcweir #include "RangeHighlighter.hxx"
28cdf0e10cSrcweir #include "WeakListenerAdapter.hxx"
29cdf0e10cSrcweir #include "ChartModelHelper.hxx"
30cdf0e10cSrcweir #include "DataSourceHelper.hxx"
31cdf0e10cSrcweir #include "ContainerHelper.hxx"
32cdf0e10cSrcweir #include "macros.hxx"
33cdf0e10cSrcweir #include "ObjectIdentifier.hxx"
34cdf0e10cSrcweir #include "DataSeriesHelper.hxx"
35cdf0e10cSrcweir
36cdf0e10cSrcweir #include <com/sun/star/chart2/XDataSeries.hpp>
37cdf0e10cSrcweir #include <com/sun/star/chart/ErrorBarStyle.hpp>
38cdf0e10cSrcweir #include <com/sun/star/drawing/XShape.hpp>
39cdf0e10cSrcweir
40cdf0e10cSrcweir #define PREFERED_DEFAULT_COLOR 0x0000ff
41cdf0e10cSrcweir
42cdf0e10cSrcweir using namespace ::com::sun::star;
43cdf0e10cSrcweir
44cdf0e10cSrcweir using ::com::sun::star::uno::Reference;
45cdf0e10cSrcweir using ::com::sun::star::uno::Sequence;
46cdf0e10cSrcweir using ::rtl::OUString;
47cdf0e10cSrcweir
48cdf0e10cSrcweir namespace
49cdf0e10cSrcweir {
50cdf0e10cSrcweir
lcl_fillRanges(Sequence<chart2::data::HighlightedRange> & rOutRanges,Sequence<OUString> aRangeStrings,sal_Int32 nPreferredColor=PREFERED_DEFAULT_COLOR,sal_Int32 nIndex=-1)51cdf0e10cSrcweir void lcl_fillRanges(
52cdf0e10cSrcweir Sequence< chart2::data::HighlightedRange > & rOutRanges,
53cdf0e10cSrcweir Sequence< OUString > aRangeStrings,
54cdf0e10cSrcweir sal_Int32 nPreferredColor = PREFERED_DEFAULT_COLOR,
55cdf0e10cSrcweir sal_Int32 nIndex = -1 )
56cdf0e10cSrcweir {
57cdf0e10cSrcweir rOutRanges.realloc( aRangeStrings.getLength());
58cdf0e10cSrcweir for( sal_Int32 i=0; i<aRangeStrings.getLength(); ++i )
59cdf0e10cSrcweir {
60cdf0e10cSrcweir rOutRanges[i].RangeRepresentation = aRangeStrings[i];
61cdf0e10cSrcweir rOutRanges[i].PreferredColor = nPreferredColor;
62cdf0e10cSrcweir rOutRanges[i].AllowMerginigWithOtherRanges = sal_False;
63cdf0e10cSrcweir rOutRanges[i].Index = nIndex;
64cdf0e10cSrcweir }
65cdf0e10cSrcweir }
66cdf0e10cSrcweir
67cdf0e10cSrcweir } // anonymous namespace
68cdf0e10cSrcweir
69cdf0e10cSrcweir namespace chart
70cdf0e10cSrcweir {
71cdf0e10cSrcweir
RangeHighlighter(const Reference<view::XSelectionSupplier> & xSelectionSupplier)72cdf0e10cSrcweir RangeHighlighter::RangeHighlighter(
73cdf0e10cSrcweir const Reference< view::XSelectionSupplier > & xSelectionSupplier ) :
74cdf0e10cSrcweir impl::RangeHighlighter_Base( m_aMutex ),
75cdf0e10cSrcweir m_xSelectionSupplier( xSelectionSupplier ),
76cdf0e10cSrcweir m_nAddedListenerCount( 0 ),
77cdf0e10cSrcweir m_bIncludeHiddenCells(true)
78cdf0e10cSrcweir {
79cdf0e10cSrcweir }
80cdf0e10cSrcweir
~RangeHighlighter()81cdf0e10cSrcweir RangeHighlighter::~RangeHighlighter()
82cdf0e10cSrcweir {}
83cdf0e10cSrcweir
84cdf0e10cSrcweir // ____ XRangeHighlighter ____
getSelectedRanges()85cdf0e10cSrcweir Sequence< chart2::data::HighlightedRange > SAL_CALL RangeHighlighter::getSelectedRanges()
86cdf0e10cSrcweir throw (uno::RuntimeException)
87cdf0e10cSrcweir {
88cdf0e10cSrcweir return m_aSelectedRanges;
89cdf0e10cSrcweir }
90cdf0e10cSrcweir
determineRanges()91cdf0e10cSrcweir void RangeHighlighter::determineRanges()
92cdf0e10cSrcweir {
93cdf0e10cSrcweir m_aSelectedRanges.realloc( 0 );
94cdf0e10cSrcweir if( m_xSelectionSupplier.is())
95cdf0e10cSrcweir {
96cdf0e10cSrcweir try
97cdf0e10cSrcweir {
98cdf0e10cSrcweir Reference< frame::XController > xController( m_xSelectionSupplier, uno::UNO_QUERY );
99cdf0e10cSrcweir Reference< frame::XModel > xChartModel;
100cdf0e10cSrcweir if( xController.is())
101cdf0e10cSrcweir xChartModel.set( xController->getModel());
102cdf0e10cSrcweir
103cdf0e10cSrcweir m_bIncludeHiddenCells = ChartModelHelper::isIncludeHiddenCells( xChartModel );
104cdf0e10cSrcweir
105cdf0e10cSrcweir uno::Any aSelection( m_xSelectionSupplier->getSelection());
106cdf0e10cSrcweir const uno::Type& rType = aSelection.getValueType();
107cdf0e10cSrcweir
108cdf0e10cSrcweir if ( rType == ::getCppuType( static_cast< const OUString* >( 0 ) ) )
109cdf0e10cSrcweir {
110cdf0e10cSrcweir // @todo??: maybe getSelection() should return a model object rather than a CID
111cdf0e10cSrcweir
112cdf0e10cSrcweir OUString aCID;
113cdf0e10cSrcweir aSelection >>= aCID;
114*9ec58d04SHerbert Dürr if ( !aCID.isEmpty() )
115cdf0e10cSrcweir {
116cdf0e10cSrcweir ObjectType eObjectType = ObjectIdentifier::getObjectType( aCID );
117cdf0e10cSrcweir sal_Int32 nIndex = ObjectIdentifier::getIndexFromParticleOrCID( aCID );
118cdf0e10cSrcweir Reference< chart2::XDataSeries > xDataSeries( ObjectIdentifier::getDataSeriesForCID( aCID, xChartModel ) );
119cdf0e10cSrcweir if( OBJECTTYPE_LEGEND_ENTRY == eObjectType )
120cdf0e10cSrcweir {
121cdf0e10cSrcweir OUString aParentParticel( ObjectIdentifier::getFullParentParticle( aCID ) );
122cdf0e10cSrcweir ObjectType eParentObjectType = ObjectIdentifier::getObjectType( aParentParticel );
123cdf0e10cSrcweir eObjectType = eParentObjectType;
124cdf0e10cSrcweir if( OBJECTTYPE_DATA_POINT == eObjectType )
125cdf0e10cSrcweir nIndex = ObjectIdentifier::getIndexFromParticleOrCID( aParentParticel );
126cdf0e10cSrcweir }
127cdf0e10cSrcweir
128cdf0e10cSrcweir if( OBJECTTYPE_DATA_POINT == eObjectType || OBJECTTYPE_DATA_LABEL == eObjectType )
129cdf0e10cSrcweir {
130cdf0e10cSrcweir // Data Point
131cdf0e10cSrcweir fillRangesForDataPoint( xDataSeries, nIndex );
132cdf0e10cSrcweir return;
133cdf0e10cSrcweir }
134cdf0e10cSrcweir else if( OBJECTTYPE_DATA_ERRORS == eObjectType )
135cdf0e10cSrcweir {
136cdf0e10cSrcweir // select error bar ranges, or data series, if the style is
137cdf0e10cSrcweir // not set to FROM_DATA
138cdf0e10cSrcweir fillRangesForErrorBars( ObjectIdentifier::getObjectPropertySet( aCID, xChartModel ), xDataSeries );
139cdf0e10cSrcweir return;
140cdf0e10cSrcweir }
141cdf0e10cSrcweir else if( xDataSeries.is() )
142cdf0e10cSrcweir {
143cdf0e10cSrcweir // Data Series
144cdf0e10cSrcweir fillRangesForDataSeries( xDataSeries );
145cdf0e10cSrcweir return;
146cdf0e10cSrcweir }
147cdf0e10cSrcweir else if( OBJECTTYPE_AXIS == eObjectType )
148cdf0e10cSrcweir {
149cdf0e10cSrcweir // Axis (Categories)
150cdf0e10cSrcweir Reference< chart2::XAxis > xAxis( ObjectIdentifier::getObjectPropertySet( aCID, xChartModel ), uno::UNO_QUERY );
151cdf0e10cSrcweir if( xAxis.is())
152cdf0e10cSrcweir {
153cdf0e10cSrcweir fillRangesForCategories( xAxis );
154cdf0e10cSrcweir return;
155cdf0e10cSrcweir }
156cdf0e10cSrcweir }
157cdf0e10cSrcweir else if( OBJECTTYPE_PAGE == eObjectType
158cdf0e10cSrcweir || OBJECTTYPE_DIAGRAM == eObjectType
159cdf0e10cSrcweir || OBJECTTYPE_DIAGRAM_WALL == eObjectType
160cdf0e10cSrcweir || OBJECTTYPE_DIAGRAM_FLOOR == eObjectType
161cdf0e10cSrcweir )
162cdf0e10cSrcweir {
163cdf0e10cSrcweir // Diagram
164cdf0e10cSrcweir Reference< chart2::XDiagram > xDia( ObjectIdentifier::getDiagramForCID( aCID, xChartModel ) );
165cdf0e10cSrcweir if( xDia.is())
166cdf0e10cSrcweir {
167cdf0e10cSrcweir fillRangesForDiagram( xDia );
168cdf0e10cSrcweir return;
169cdf0e10cSrcweir }
170cdf0e10cSrcweir }
171cdf0e10cSrcweir }
172cdf0e10cSrcweir }
173cdf0e10cSrcweir else if ( rType == ::getCppuType( static_cast< const Reference< drawing::XShape >* >( 0 ) ) )
174cdf0e10cSrcweir {
175cdf0e10cSrcweir // #i12587# support for shapes in chart
176cdf0e10cSrcweir Reference< drawing::XShape > xShape;
177cdf0e10cSrcweir aSelection >>= xShape;
178cdf0e10cSrcweir if ( xShape.is() )
179cdf0e10cSrcweir {
180cdf0e10cSrcweir return;
181cdf0e10cSrcweir }
182cdf0e10cSrcweir }
183cdf0e10cSrcweir else
184cdf0e10cSrcweir {
185cdf0e10cSrcweir //if nothing is selected select all ranges
186cdf0e10cSrcweir Reference< chart2::XChartDocument > xChartDoc( xChartModel, uno::UNO_QUERY_THROW );
187cdf0e10cSrcweir fillRangesForDiagram( xChartDoc->getFirstDiagram() );
188cdf0e10cSrcweir return;
189cdf0e10cSrcweir }
190cdf0e10cSrcweir }
191cdf0e10cSrcweir catch( const uno::Exception & ex )
192cdf0e10cSrcweir {
193cdf0e10cSrcweir ASSERT_EXCEPTION( ex );
194cdf0e10cSrcweir }
195cdf0e10cSrcweir }
196cdf0e10cSrcweir }
197cdf0e10cSrcweir
fillRangesForDiagram(const Reference<chart2::XDiagram> & xDiagram)198cdf0e10cSrcweir void RangeHighlighter::fillRangesForDiagram( const Reference< chart2::XDiagram > & xDiagram )
199cdf0e10cSrcweir {
200cdf0e10cSrcweir Sequence< OUString > aSelectedRanges( DataSourceHelper::getUsedDataRanges( xDiagram ));
201cdf0e10cSrcweir m_aSelectedRanges.realloc( aSelectedRanges.getLength());
202cdf0e10cSrcweir // @todo: merge ranges
203cdf0e10cSrcweir for( sal_Int32 i=0; i<aSelectedRanges.getLength(); ++i )
204cdf0e10cSrcweir {
205cdf0e10cSrcweir m_aSelectedRanges[i].RangeRepresentation = aSelectedRanges[i];
206cdf0e10cSrcweir m_aSelectedRanges[i].Index = -1;
207cdf0e10cSrcweir m_aSelectedRanges[i].PreferredColor = PREFERED_DEFAULT_COLOR;
208cdf0e10cSrcweir m_aSelectedRanges[i].AllowMerginigWithOtherRanges = sal_True;
209cdf0e10cSrcweir }
210cdf0e10cSrcweir }
211cdf0e10cSrcweir
fillRangesForDataSeries(const uno::Reference<chart2::XDataSeries> & xSeries)212cdf0e10cSrcweir void RangeHighlighter::fillRangesForDataSeries( const uno::Reference< chart2::XDataSeries > & xSeries )
213cdf0e10cSrcweir {
214cdf0e10cSrcweir sal_Int32 nPreferredColor = PREFERED_DEFAULT_COLOR;
215cdf0e10cSrcweir Reference< chart2::data::XDataSource > xSource( xSeries, uno::UNO_QUERY );
216cdf0e10cSrcweir if( xSource.is())
217cdf0e10cSrcweir lcl_fillRanges( m_aSelectedRanges,
218cdf0e10cSrcweir ::chart::DataSourceHelper::getRangesFromDataSource( xSource ),
219cdf0e10cSrcweir nPreferredColor );
220cdf0e10cSrcweir }
221cdf0e10cSrcweir
fillRangesForErrorBars(const uno::Reference<beans::XPropertySet> & xErrorBar,const uno::Reference<chart2::XDataSeries> & xSeries)222cdf0e10cSrcweir void RangeHighlighter::fillRangesForErrorBars(
223cdf0e10cSrcweir const uno::Reference< beans::XPropertySet > & xErrorBar,
224cdf0e10cSrcweir const uno::Reference< chart2::XDataSeries > & xSeries )
225cdf0e10cSrcweir {
226cdf0e10cSrcweir // only show error bar ranges, if the style is set to FROM_DATA
227cdf0e10cSrcweir bool bUsesRangesAsErrorBars = false;
228cdf0e10cSrcweir try
229cdf0e10cSrcweir {
230cdf0e10cSrcweir sal_Int32 nStyle = ::com::sun::star::chart::ErrorBarStyle::NONE;
231cdf0e10cSrcweir bUsesRangesAsErrorBars =
232cdf0e10cSrcweir ( xErrorBar.is() &&
233cdf0e10cSrcweir (xErrorBar->getPropertyValue( C2U("ErrorBarStyle")) >>= nStyle) &&
234cdf0e10cSrcweir nStyle == ::com::sun::star::chart::ErrorBarStyle::FROM_DATA );
235cdf0e10cSrcweir }
236cdf0e10cSrcweir catch( const uno::Exception & ex )
237cdf0e10cSrcweir {
238cdf0e10cSrcweir ASSERT_EXCEPTION( ex );
239cdf0e10cSrcweir }
240cdf0e10cSrcweir
241cdf0e10cSrcweir if( bUsesRangesAsErrorBars )
242cdf0e10cSrcweir {
243cdf0e10cSrcweir sal_Int32 nPreferredColor = PREFERED_DEFAULT_COLOR;
244cdf0e10cSrcweir Reference< chart2::data::XDataSource > xSource( xErrorBar, uno::UNO_QUERY );
245cdf0e10cSrcweir if( xSource.is())
246cdf0e10cSrcweir lcl_fillRanges( m_aSelectedRanges,
247cdf0e10cSrcweir ::chart::DataSourceHelper::getRangesFromDataSource( xSource ),
248cdf0e10cSrcweir nPreferredColor );
249cdf0e10cSrcweir }
250cdf0e10cSrcweir else
251cdf0e10cSrcweir {
252cdf0e10cSrcweir fillRangesForDataSeries( xSeries );
253cdf0e10cSrcweir }
254cdf0e10cSrcweir }
255cdf0e10cSrcweir
fillRangesForCategories(const Reference<chart2::XAxis> & xAxis)256cdf0e10cSrcweir void RangeHighlighter::fillRangesForCategories( const Reference< chart2::XAxis > & xAxis )
257cdf0e10cSrcweir {
258cdf0e10cSrcweir if( ! xAxis.is())
259cdf0e10cSrcweir return;
260cdf0e10cSrcweir chart2::ScaleData aData( xAxis->getScaleData());
261cdf0e10cSrcweir lcl_fillRanges( m_aSelectedRanges,
262cdf0e10cSrcweir DataSourceHelper::getRangesFromLabeledDataSequence( aData.Categories ));
263cdf0e10cSrcweir }
264cdf0e10cSrcweir
fillRangesForDataPoint(const Reference<uno::XInterface> & xDataSeries,sal_Int32 nIndex)265cdf0e10cSrcweir void RangeHighlighter::fillRangesForDataPoint( const Reference< uno::XInterface > & xDataSeries, sal_Int32 nIndex )
266cdf0e10cSrcweir {
267cdf0e10cSrcweir sal_Int32 nPreferredColor = PREFERED_DEFAULT_COLOR;
268cdf0e10cSrcweir if( xDataSeries.is())
269cdf0e10cSrcweir {
270cdf0e10cSrcweir Reference< chart2::data::XDataSource > xSource( xDataSeries, uno::UNO_QUERY );
271cdf0e10cSrcweir if( xSource.is() )
272cdf0e10cSrcweir {
273cdf0e10cSrcweir ::std::vector< chart2::data::HighlightedRange > aHilightedRanges;
274cdf0e10cSrcweir Sequence< Reference< chart2::data::XLabeledDataSequence > > aLSeqSeq( xSource->getDataSequences());
275cdf0e10cSrcweir for( sal_Int32 i=0; i<aLSeqSeq.getLength(); ++i )
276cdf0e10cSrcweir {
277cdf0e10cSrcweir Reference< chart2::data::XDataSequence > xLabel( aLSeqSeq[i]->getLabel());
278cdf0e10cSrcweir Reference< chart2::data::XDataSequence > xValues( aLSeqSeq[i]->getValues());
279cdf0e10cSrcweir
280cdf0e10cSrcweir if( xLabel.is())
281cdf0e10cSrcweir aHilightedRanges.push_back(
282cdf0e10cSrcweir chart2::data::HighlightedRange(
283cdf0e10cSrcweir xLabel->getSourceRangeRepresentation(),
284cdf0e10cSrcweir -1,
285cdf0e10cSrcweir nPreferredColor,
286cdf0e10cSrcweir sal_False ));
287cdf0e10cSrcweir
288cdf0e10cSrcweir sal_Int32 nUnhiddenIndex = DataSeriesHelper::translateIndexFromHiddenToFullSequence( nIndex, xValues, !m_bIncludeHiddenCells );
289cdf0e10cSrcweir if( xValues.is())
290cdf0e10cSrcweir aHilightedRanges.push_back(
291cdf0e10cSrcweir chart2::data::HighlightedRange(
292cdf0e10cSrcweir xValues->getSourceRangeRepresentation(),
293cdf0e10cSrcweir nUnhiddenIndex,
294cdf0e10cSrcweir nPreferredColor,
295cdf0e10cSrcweir sal_False ));
296cdf0e10cSrcweir }
297cdf0e10cSrcweir m_aSelectedRanges = ContainerHelper::ContainerToSequence( aHilightedRanges );
298cdf0e10cSrcweir }
299cdf0e10cSrcweir }
300cdf0e10cSrcweir }
301cdf0e10cSrcweir
addSelectionChangeListener(const Reference<view::XSelectionChangeListener> & xListener)302cdf0e10cSrcweir void SAL_CALL RangeHighlighter::addSelectionChangeListener( const Reference< view::XSelectionChangeListener >& xListener )
303cdf0e10cSrcweir throw (uno::RuntimeException)
304cdf0e10cSrcweir {
305cdf0e10cSrcweir if(!xListener.is())
306cdf0e10cSrcweir return;
307cdf0e10cSrcweir
308cdf0e10cSrcweir if( m_nAddedListenerCount == 0 )
309cdf0e10cSrcweir startListening();
310cdf0e10cSrcweir rBHelper.addListener( ::getCppuType( & xListener ), xListener);
311cdf0e10cSrcweir ++m_nAddedListenerCount;
312cdf0e10cSrcweir
313cdf0e10cSrcweir //bring the new listener up to the current state
314cdf0e10cSrcweir lang::EventObject aEvent( static_cast< lang::XComponent* >( this ) );
315cdf0e10cSrcweir xListener->selectionChanged( aEvent );
316cdf0e10cSrcweir }
317cdf0e10cSrcweir
removeSelectionChangeListener(const Reference<view::XSelectionChangeListener> & xListener)318cdf0e10cSrcweir void SAL_CALL RangeHighlighter::removeSelectionChangeListener( const Reference< view::XSelectionChangeListener >& xListener )
319cdf0e10cSrcweir throw (uno::RuntimeException)
320cdf0e10cSrcweir {
321cdf0e10cSrcweir rBHelper.removeListener( ::getCppuType( & xListener ), xListener );
322cdf0e10cSrcweir --m_nAddedListenerCount;
323cdf0e10cSrcweir if( m_nAddedListenerCount == 0 )
324cdf0e10cSrcweir stopListening();
325cdf0e10cSrcweir }
326cdf0e10cSrcweir
327cdf0e10cSrcweir // ____ XSelectionChangeListener ____
selectionChanged(const lang::EventObject &)328cdf0e10cSrcweir void SAL_CALL RangeHighlighter::selectionChanged( const lang::EventObject& /*aEvent*/ )
329cdf0e10cSrcweir throw (uno::RuntimeException)
330cdf0e10cSrcweir {
331cdf0e10cSrcweir determineRanges();
332cdf0e10cSrcweir
333cdf0e10cSrcweir // determine ranges of selected view objects
334cdf0e10cSrcweir // if changed, fire an event
335cdf0e10cSrcweir fireSelectionEvent();
336cdf0e10cSrcweir }
337cdf0e10cSrcweir
fireSelectionEvent()338cdf0e10cSrcweir void RangeHighlighter::fireSelectionEvent()
339cdf0e10cSrcweir {
340cdf0e10cSrcweir ::cppu::OInterfaceContainerHelper* pIC = rBHelper.getContainer(
341cdf0e10cSrcweir ::getCppuType((const uno::Reference< view::XSelectionChangeListener >*)0) );
342cdf0e10cSrcweir if( pIC )
343cdf0e10cSrcweir {
344cdf0e10cSrcweir lang::EventObject aEvent( static_cast< lang::XComponent* >( this ) );
345cdf0e10cSrcweir ::cppu::OInterfaceIteratorHelper aIt( *pIC );
346cdf0e10cSrcweir while( aIt.hasMoreElements() )
347cdf0e10cSrcweir {
348cdf0e10cSrcweir uno::Reference< view::XSelectionChangeListener > xListener( aIt.next(), uno::UNO_QUERY );
349cdf0e10cSrcweir if( xListener.is() )
350cdf0e10cSrcweir xListener->selectionChanged( aEvent );
351cdf0e10cSrcweir }
352cdf0e10cSrcweir }
353cdf0e10cSrcweir }
354cdf0e10cSrcweir
disposing(const lang::EventObject & Source)355cdf0e10cSrcweir void SAL_CALL RangeHighlighter::disposing( const lang::EventObject& Source )
356cdf0e10cSrcweir throw (uno::RuntimeException)
357cdf0e10cSrcweir {
358cdf0e10cSrcweir if( Source.Source == m_xSelectionSupplier )
359cdf0e10cSrcweir {
360cdf0e10cSrcweir m_xSelectionSupplier.clear();
361cdf0e10cSrcweir m_aSelectedRanges.realloc( 0 );
362cdf0e10cSrcweir fireSelectionEvent();
363cdf0e10cSrcweir }
364cdf0e10cSrcweir }
365cdf0e10cSrcweir
startListening()366cdf0e10cSrcweir void RangeHighlighter::startListening()
367cdf0e10cSrcweir {
368cdf0e10cSrcweir if( m_xSelectionSupplier.is())
369cdf0e10cSrcweir {
370cdf0e10cSrcweir if( ! m_xListener.is())
371cdf0e10cSrcweir {
372cdf0e10cSrcweir m_xListener.set( new WeakSelectionChangeListenerAdapter( this ));
373cdf0e10cSrcweir determineRanges();
374cdf0e10cSrcweir }
375cdf0e10cSrcweir m_xSelectionSupplier->addSelectionChangeListener( m_xListener );
376cdf0e10cSrcweir }
377cdf0e10cSrcweir }
378cdf0e10cSrcweir
stopListening()379cdf0e10cSrcweir void RangeHighlighter::stopListening()
380cdf0e10cSrcweir {
381cdf0e10cSrcweir if( m_xSelectionSupplier.is() && m_xListener.is())
382cdf0e10cSrcweir {
383cdf0e10cSrcweir m_xSelectionSupplier->removeSelectionChangeListener( m_xListener );
384cdf0e10cSrcweir m_xListener.clear();
385cdf0e10cSrcweir }
386cdf0e10cSrcweir }
387cdf0e10cSrcweir
388cdf0e10cSrcweir
389cdf0e10cSrcweir // ____ WeakComponentImplHelperBase ____
390cdf0e10cSrcweir // is called when dispose() is called at this component
disposing()391cdf0e10cSrcweir void SAL_CALL RangeHighlighter::disposing()
392cdf0e10cSrcweir {
393cdf0e10cSrcweir // @todo: remove listener. Currently the controller shows an assertion
394cdf0e10cSrcweir // because it is already disposed
395cdf0e10cSrcweir // stopListening();
396cdf0e10cSrcweir m_xListener.clear();
397cdf0e10cSrcweir m_xSelectionSupplier.clear();
398cdf0e10cSrcweir m_nAddedListenerCount = 0;
399cdf0e10cSrcweir m_aSelectedRanges.realloc( 0 );
400cdf0e10cSrcweir }
401cdf0e10cSrcweir
402cdf0e10cSrcweir } // namespace chart
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