import java.util.*;
import java.awt.*;

public class GraphWindow extends ScrollingFrame {

protected ControlWindow _controls;
protected Blackboard _bb;

public GraphWindow(Blackboard black, GraphPanel panel, ControlWindow c) {
	super( "Graph Embedding", panel );
	_bb = black;
	panel.setScrollbars( _sbv, _sbh ); // Hook the scrollbars up with the panel
	_controls = c;
	_controls.pack();
}

public boolean action(Event evt, Object arg) {
	if (evt.target == _button ) {
		if( !_controls.showing() ) {
			_controls.start();
			_controls.show();
			_controls.showing( true );
		}
		else {
			_controls.showing( false );
			_controls.stop();
			_controls.handleEvent(new Event(_controls,Event.WINDOW_DESTROY,null));
		}
		return true;
	}
	return super.action( evt, arg );
}

public boolean handleEvent(Event evt) {
	if( evt.id == Event.WINDOW_ICONIFY || evt.id == Event.WINDOW_DESTROY ) {
    if( _controls.showing() ) {
			_controls.showing( false );
			_controls.stop();
			_controls.handleEvent(new Event(_controls,Event.WINDOW_DESTROY,null));
		}
	}
	return super.handleEvent(evt);
}

} // class GraphWindow