more synchronized treatment of prover process, which might emit more messages before shutdown and requires manager to accept them;
/***************************************************************************
Title: GraphBrowser/AWTFontMetrics.java
Author: Gerwin Klein, TU Muenchen
AbstractFontMetrics avoids dependency on java.awt.FontMetrics in
batch mode.
***************************************************************************/
package GraphBrowser;
public interface AbstractFontMetrics {
public int stringWidth(String str);
public int getAscent();
public int getDescent();
}