Bug 177438 Accessibility : Preferences Dialog UI has problems in High Contrast Mode on SLED 10
Build ID: 3.2.2 Steps To Reproduce: 1.Set the OS in high contrast Mode 2.Set Font size of Application font to Sans 28 3.Restart platform 4. Bring up Preferences in Eclipse and notice that UI is not displayed completely. More information:
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
*/
	protected void handleShellCloseEvent() {
		
		cancelPressed();
	}
	/**
	 * Notifies of the pressing of the Help button.
	 * <p>
	 * The default implementation of this framework method calls
	 * <code>performHelp</code> on the currently active page.
	 * </p>
	 */
	protected void helpPressed() {
		if (currentPage != null) {
			currentPage.performHelp();
		}
	}
	/**
	 * Returns whether the current page is valid.
	 * 
	 * @return <code>false</code> if the current page is not valid, or or
	 *         <code>true</code> if the current page is valid or there is no
	 *         current page
	 */
	protected boolean isCurrentPageValid() {
		if (currentPage == null) {
			return true;
		}
		return currentPage.isValid();
	}