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
/**
	 * Sets the message to be displayed if the selection is empty.
	 * @param message the message to be displayed.
	 */
	public void setEmptySelectionMessage(String message) {
		fEmptySelectionMessage= message;
	}
	
	/**
	 * Sets an optional validator to check if the selection is valid.
	 * The validator is invoked whenever the selection changes.
	 * @param validator the validator to validate the selection.
	 */
	public void setValidator(ISelectionValidator validator) {
		fValidator= validator;
	}	
	
	/**
	 * Sets the elements of the list (widget).
	 * To be called within open().
	 * @param elements the elements of the list.
	 */
	protected void setListElements(Object[] elements) {
		Assert.isNotNull(fFilteredList);
		fFilteredList.setElements(elements);
	}
	/**
	 * Sets the filter pattern.
	 * @param filter the filter pattern.
	 */