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Lines 176-209
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| 176 |
//EditorCookie.Observable listener |
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//EditorCookie.Observable listener |
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addPropertyChangeListener(new PropertyChangeListener() { |
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addPropertyChangeListener(new PropertyChangeListener() { |
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@Override |
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public void propertyChange(PropertyChangeEvent evt) { |
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public void propertyChange(PropertyChangeEvent evt) { |
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if (evt.getPropertyName().equals(EditorCookie.Observable.PROP_DOCUMENT)) { |
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if (evt.getPropertyName().equals(EditorCookie.Observable.PROP_DOCUMENT)) { |
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if (evt.getNewValue() != null) { |
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if (evt.getNewValue() != null) { |
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//document loaded |
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//document loaded |
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restartParserTask(); |
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restartParserTask(); |
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((Document)evt.getNewValue()).addDocumentListener(DOCUMENT_LISTENER); |
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((Document)evt.getNewValue()).addDocumentListener(DOCUMENT_LISTENER); |
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} else { |
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} else if (evt.getOldValue() != null) { |
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//document closed |
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//document closed |
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//Issue #172631>>> |
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((Document)evt.getOldValue()).removeDocumentListener(DOCUMENT_LISTENER); |
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Object oldDoc = evt.getOldValue(); |
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if(oldDoc == null) { |
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Logger.getLogger(getClass().getName()).log(Level.INFO, |
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"property change fired with both new and old value null!", |
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new IllegalStateException()); |
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return ; |
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} |
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//<<< |
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((Document)oldDoc).removeDocumentListener(DOCUMENT_LISTENER); |
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//cancel waiting parsing task if there is any |
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//cancel waiting parsing task if there is any |
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//this is largely a workaround for issue #50926 |
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//this is largely a workaround for issue #50926 |
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TagLibParseSupport sup = (TagLibParseSupport) getDataObject().getCookie(TagLibParseSupport.class); |
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TagLibParseSupport sup = getDataObject().getLookup().lookup(TagLibParseSupport.class); |
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if (sup != null) { |
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if (sup != null) { |
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sup.cancelParsingTask(); |
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sup.cancelParsingTask(); |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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}); |
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}); |
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} |
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} |
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