Bug 26501 Refactoring wizard brings the package explorer to flicker [refactoring]
20021114 1. In the Java perspective, package explorer visible. 2. Open FilterDescriptor (jdt.ui) select ID_PLUGIN (line 76). 3. From the context menu choose Refactoring -> Inline Constant 4. On the first page press next 5. Before the progress monitor is finished, the package view suddenly starts to flicker for about 1/2 sec. Why?
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
* </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @since 2.1
	 */
	public static final String EDITOR_SHIFT_HOVER= "shiftHover"; 
	/**
	 * A named preference that defines the hover shown when the
	 * <code>CTRL + ALT</code> modifier keys is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @since 2.1
	 */
	public static final String EDITOR_CTRL_ALT_HOVER= "ctrlAltHover"; 
	/**
	 * A named preference that defines the hover shown when the
	 * <code>CTRL + ALT + SHIFT</code> modifier keys is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID