8,9d7
< import CH.ifa.draw.framework.DrawingView;
< 
25a24,33
> public abstract class Command {
> 
>     private String  fName;
> 
>     /**
>      * Constructs a command with the given name.
>      */
>     public Command(String name) {
>         fName = name;
>     }
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< public interface Command {
31,31c38,38
<     public void execute();
---
>     public abstract void execute();
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>         return true;
>     }
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<     public boolean isExecutable();
---
>     public boolean isExecutable() {
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<     public String name();
---
>     public String name() {
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>         return fName;
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<     
---
>     }
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<     public DrawingView view();