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
private FormData createMessageAreaData() {
		FormData messageData = new FormData();
		messageData.top = new FormAttachment(0);
		messageData.bottom = new FormAttachment(100);
		messageData.right = new FormAttachment(100);
		messageData.left = new FormAttachment(0);
		return messageData;
	}
	/**
	 * @param parent
	 *            the SWT parent for the tree area controls.
	 * @return the new <code>Control</code>.
	 * @since 3.0
	 */
	protected Control createTreeAreaContents(Composite parent) {
		
		treeViewer = createTreeViewer(parent);
		treeViewer.setInput(getPreferenceManager());
		updateTreeFont(JFaceResources.getDialogFont());
		layoutTreeAreaControl(treeViewer.getControl());
		return treeViewer.getControl();
	}
	/**
	 * Create a new <code>TreeViewer</code>.
	 * 
	 * @param parent
	 *            the parent <code>Composite</code>.
	 * @return the <code>TreeViewer</code>.
	 * @since 3.0
	 */