Attachment #34370 for bug #85316

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Lines 64-70 Link Here

(-)main/src/org/netbeans/modules/subversion/ui/diff/MultiDiffView.java (-2 / +5 lines)
64	/** currentDifference property holder */	64	/** currentDifference property holder */
65	private int currentDifference;	65	private int currentDifference;
66		66
67	private final PropertyChangeSupport support = new PropertyChangeSupport(this);	67	private PropertyChangeSupport support;
68		68
69	/** Container that defines width. */	69	/** Container that defines width. */
70	private final Component parent;	70	private final Component parent;
Lines 273-279 Link Here
273	return views[0].getToolBar();	273	return views[0].getToolBar();
274	}	274	}
275		275
276	public void addPropertyChangeListener(PropertyChangeListener l) {	276	public synchronized void addPropertyChangeListener(PropertyChangeListener l) {
		277	if (support == null) {
		278	support = new PropertyChangeSupport(this);
		279	}
277	support.addPropertyChangeListener(l);	280	support.addPropertyChangeListener(l);
278	}	281	}
279		282

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