Bug 40559 [Preferences] Need to make the PreferencesPage accessible
We are currently using a CLabel for the preferences page to show the title or errors. This cannot be navigated to currently and needs to be replaced by something that can take focus.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
public void handleEvent(Event event) {
				if (event.detail == SWT.DRAG)
					return;
				int shift = event.x - sash.getBounds().x;
				GridData data = (GridData) treeControl.getLayoutData();
				int newWidthHint = data.widthHint + shift;
				if (newWidthHint < 20)
					return;
				
				Point computedSize = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
				Point currentSize = getShell().getSize();
				
				 
				  
				boolean customSize = !computedSize.equals(currentSize);
				
				data.widthHint = newWidthHint;
				setLastTreeWidth(newWidthHint);
				composite.layout(true);
				
				
				computedSize = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
				
				 
				
				if (customSize)   
					computedSize.x = Math.max(computedSize.x, currentSize.x);					
				
				computedSize.y = Math.max(computedSize.y, currentSize.y);