Bug 8686 Type Hierarchy: no methods shown
Smoke for build 20020129 - open type hierarchy on TestCase - switch to Subtype hierarchy - observe: you don't see any members of TestCase - lock the method view observe: now it is impossible to get the members back. You can click on any node in the upper class pane. You have to unlock the view
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
Integer ratio= memento.getInteger(TAG_RATIO);
		if (ratio != null) {
			fTypeMethodsSplitter.setWeights(new int[] { ratio.intValue(), 1000 - ratio.intValue() });
		}
		ScrollBar bar= getCurrentViewer().getTree().getVerticalBar();
		if (bar != null) {
			Integer vScroll= memento.getInteger(TAG_VERTICAL_SCROLL);
			if (vScroll != null) {
				bar.setSelection(vScroll.intValue());
			}
		}
		
		String selectionId= memento.getString(TAG_SELECTION);
		if (selectionId != null) {
			IJavaElement elem= JavaCore.create(selectionId);
			if (getCurrentViewer().isElementShown(elem) && elem instanceof IMember) {
				internalSelectType((IMember)elem, false);
			}
		}
		fMethodsViewer.restoreState(memento);
	}
	
	/**
	 * Link selection to active editor.
	 */
	private void editorActivated(IEditorPart editor) {
		if (!JavaBasePreferencePage.linkTypeHierarchySelectionToEditor()) {
			return;
		}
		if (fInputElement == null) {