Bug 6718 Error ticks on non-Java resources
This is a VAME request. They would like to show error ticks on manifest files.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/viewsupport/IErrorTickProvider.java
package org.eclipse.jdt.internal.ui.viewsupport;
import org.eclipse.jdt.core.IJavaElement;
/**
 * Used by the JavaElementLabelProvider to evaluate the error tick
 * of a element.
 */
public interface IErrorTickProvider {
	
	public static final int ERRORTICK_WARNING= 1;
	public static final int ERRORTICK_ERROR= 2;	
	
	/**
	 * Evaluate the error tick state of a Java element.
	 * @returns ERRORTICK_ERROR or ERRORTICK_WARNING
	 */
	int getErrorInfo(IJavaElement element);	
}