samer@0: package samer.maths;
samer@0: 
samer@0: import samer.core.*;
samer@0: import samer.core.types.*;
samer@0: import samer.core.util.*;
samer@0: import java.util.*;
samer@0: 
samer@0: public class IntArrayEditor extends BaseViewer
samer@0: {
samer@0: 	int []	x;
samer@0: 	VInteger index, value;
samer@0: 
samer@0: 	public IntArrayEditor(int [] x)
samer@0: 	{
samer@0: 		super(new Observable());
samer@0: 
samer@0: 		this.x = x;
samer@0: 		index = new VInteger("index",0,0);
samer@0: 		value = new VInteger("value",0,0);
samer@0: 		index.setRange(0,x.length-1);
samer@0: 		value.setRange(0,2*x[0]);
samer@0: 		panel().setName("int array");
samer@0: 		panel().setLayout(new StackLayout());
samer@0: 		add(index);
samer@0: 		add(value);
samer@0: 		index.addObserver(this);
samer@0: 		value.addObserver(this);
samer@0: 	}
samer@0: 
samer@0: 	public void update(Observable obs, Object arg)
samer@0: 	{
samer@0: 		if (obs==index) {
samer@0: 			value.setRange(0,2*x[index.value]);
samer@0: 			value.value = x[index.value];
samer@0: 			value.changed(this);
samer@0: 		} else if (obs==value) {
samer@0: 			if (arg!=this) {
samer@0: 				x[index.value]=value.value;
samer@0: 			}
samer@0: 		} else super.update(obs,arg);
samer@0: 	}
samer@0: }