Bug 212008 [Presentations] Problemss View loses icon when it gets focus in n I20071204-1547
Everything is in the title.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/ExtendedMarkersView.java
* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
			 *      java.lang.Object, java.lang.Object)
			 */
			public void inputChanged(Viewer viewer, Object oldInput,
					Object newInput) {
			}
		};
	}
	/**
	 * Return the listener that updates sort values on selection.
	 * 
	 * @return SelectionListener
	 */
	private SelectionListener getHeaderListener() {
		return new SelectionAdapter() {
			/**
			 * Handles the case of user selecting the header area.
			 */
			public void widgetSelected(SelectionEvent e) {
				final TreeColumn column = (TreeColumn) e.widget;
				final MarkerField field = (MarkerField) column
						.getData(MARKER_FIELD);
				setPrimarySortField(field, column);
			}
		};
	}
	/**
	 * Return the selection listener for the page selection change.
	 * 
	 * @return ISelectionListener