Attachment #61772 for bug #178925

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	/**
	 * The activity listener.
	 */
	private IActivityManagerListener activityManagerListener;

	boolean fHasFlyoutPalette = true;
	public DiagramEditorWithFlyOutPalette() {


	protected void startListening() {
		super.startListening();
		activityManagerListener = createActivityManagerListener();
		if (activityManagerListener != null) {
			PlatformUI.getWorkbench().getActivitySupport().getActivityManager()
				.addActivityManagerListener(activityManagerListener);
		}
	}

	protected void stopListening() {
		if (activityManagerListener != null) {
			PlatformUI.getWorkbench().getActivitySupport().getActivityManager()
				.removeActivityManagerListener(activityManagerListener);
			activityManagerListener = null;
		}
		activityManagerListener = null;
		super.stopListening();
	}
	
    protected IActivityManagerListener createActivityManagerListener() {
        return new ActivityManagerListener();
    }
	
}

Return to bug 178925

Lines 74-80 Link Here

(-)src/org/eclipse/gmf/runtime/diagram/ui/parts/DiagramEditorWithFlyOutPalette.java (-5 / +11 lines)
74	/**	74	/**
75	* The activity listener.	75	* The activity listener.
76	*/	76	*/
77	private ActivityManagerListener activityManagerListener;	77	private IActivityManagerListener activityManagerListener;
78		78
79	boolean fHasFlyoutPalette = true;	79	boolean fHasFlyoutPalette = true;
80	public DiagramEditorWithFlyOutPalette() {	80	public DiagramEditorWithFlyOutPalette() {
Lines 571-588 Link Here
571		571
572	protected void startListening() {	572	protected void startListening() {
573	super.startListening();	573	super.startListening();
574	activityManagerListener = new ActivityManagerListener();	574	activityManagerListener = createActivityManagerListener();
575	PlatformUI.getWorkbench().getActivitySupport().getActivityManager()	575	if (activityManagerListener != null) {
576	.addActivityManagerListener(activityManagerListener);	576	PlatformUI.getWorkbench().getActivitySupport().getActivityManager()
		577	.addActivityManagerListener(activityManagerListener);
		578	}
577	}	579	}
578		580
579	protected void stopListening() {	581	protected void stopListening() {
580	if (activityManagerListener != null) {	582	if (activityManagerListener != null) {
581	PlatformUI.getWorkbench().getActivitySupport().getActivityManager()	583	PlatformUI.getWorkbench().getActivitySupport().getActivityManager()
582	.removeActivityManagerListener(activityManagerListener);	584	.removeActivityManagerListener(activityManagerListener);
		585	activityManagerListener = null;
583	}	586	}
584	activityManagerListener = null;
585	super.stopListening();	587	super.stopListening();
586	}	588	}
587		589
		590	protected IActivityManagerListener createActivityManagerListener() {
		591	return new ActivityManagerListener();
		592	}
		593
588	}	594	}