Bug 6181 Edit template panel doesn't resize
The panel is small and can't be resized. It also has a maximize button that is not operational.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/dialogs/AbstractElementListSelectionDialog.java
super.cancelPressed();
	}	
	/**
	 * Creates a filtered list.
	 * @param parent the parent composite.
	 * @return returns the filtered list widget.
	 */
	protected FilteredList createFilteredList(Composite parent) {
		int flags= SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL |
			(fIsMultipleSelection ? SWT.MULTI : SWT.SINGLE);
			
		FilteredList list= new FilteredList(parent, flags, fRenderer,
			fIgnoreCase, fAllowDuplicates, fMatchEmptyString);
		GridData data= new GridData();
		data.widthHint= convertWidthInCharsToPixels(fWidth);
		data.heightHint= convertHeightInCharsToPixels(fHeight);
		data.grabExcessVerticalSpace= true;
		data.grabExcessHorizontalSpace= true;
		data.horizontalAlignment= GridData.FILL;
		data.verticalAlignment= GridData.FILL;
		list.setLayoutData(data);
		
		list.setFilter((fFilter == null ? "" : fFilter)); 		
		list.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {
				handleDefaultSelected();
			}
			public void widgetSelected(SelectionEvent e) {
				handleWidgetSelected();
			}