Bug 163683 [FieldAssist] - Javadoc warnings in I20061107-0800
/builds/I/src/plugins/org.eclipse.platform.doc.isv/../org.eclipse.jface/src/org/eclipse/jface/fieldassist/ControlDecoration.java:397: warning - Tag @see: can't find setDecoration(FieldDecoration) in org.eclipse.jface.fieldassist.ControlDecoration
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/ControlDecoration.java
* An internal flag tracking whether we have focus. We use this rather than
	 * isFocusControl() so that we can set the flag as soon as we get the focus
	 * callback, rather than having to do an asyncExec in the middle of a focus
	 * callback to ensure that isFocusControl() represents the outcome of the
	 * event.
	 */
	private boolean hasFocus = false;
	/**
	 * The hover used for showing description text
	 */
	private Hover hover;
	/**
	 * The hover used to show a decoration image's description.
	 */
	class Hover {
		private static final String EMPTY = ""; 
		/**
		 * Offset of info hover arrow from the left or right side.
		 */
		private int hao = 10;
		/**
		 * Width of info hover arrow.
		 */
		private int haw = 8;
		/**
		 * Height of info hover arrow.
		 */
		private int hah = 10;
		/**
		 * Margin around info hover text.