Bug 38247 [Viewers] [Javadoc] Incomplete javadoc for DialogCellEditor
The javadoc for #openDialogBox() does not say how to indicate that the dialog box was canceled. The de-facto behaviour is that if null is returned, it is considered as "cancel".
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/DialogCellEditor.java
}
	}
	
	/**
	 * Default DialogCellEditor style
	 */
	private static final int defaultStyle = SWT.NONE;
	
/**
 * Creates a new dialog cell editor with no control
 * @since 2.1
 */
public DialogCellEditor() {
	setStyle(defaultStyle);
}	
/**
 * Creates a new dialog cell editor parented under the given control.
 * The cell editor value is <code>null</code> initially, and has no 
 * validator.
 *
 * @param parent the parent control
 */
protected DialogCellEditor(Composite parent) {
	this(parent, defaultStyle);
}
/**
 * Creates a new dialog cell editor parented under the given control.
 * The cell editor value is <code>null</code> initially, and has no 
 * validator.
 *