Bug 85147 [Preferences] filter field: Looses focus on type
20050208 When you type in the filter field, the focus ofter switched to the tree. You have to give the filter field the focus again to continue typing
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
if (currentPage.getControl() == null) {
			final boolean[] failed = { false };
			SafeRunnable.run(new ISafeRunnable() {
				public void handleException(Throwable e) {
					failed[0] = true;
				}
				public void run() {
					createPageControl(currentPage, pageContainer);
				}
			});
			if (failed[0])
				return false;
			
			
			
			Assert.isNotNull(currentPage.getControl());
		}
		
		
		final Point[] size = new Point[1];
		final Point failed = new Point(-1, -1);
		SafeRunnable.run(new ISafeRunnable() {
			public void handleException(Throwable e) {
				size[0] = failed;
			}
			public void run() {
				size[0] = currentPage.computeSize();
			}
		});
		if (size[0].equals(failed))