// IBIO + standard constructor stuff
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class EasyIO extends Frame implements ActionListener
{
//--- Constructor - add components to Frame -------
public EasyIO()
{
setLayout(new FlowLayout()); // use FlowLayout manager
addWindowListener // enable [x] for closing app
( new WindowAdapter()
{ public void windowClosing(WindowEvent evt)
{ System.exit(0); }
}
);
}
//--- Stub version to satisfy implements ActionListener ---
public void actionPerformed(ActionEvent evt)
{ }
//===========================================================
//=== IBIO simplified input/output commands - GUI version ===
//===========================================================
public void output(String message)
{ JOptionPane.showMessageDialog(this,message); }
public void outputString(String message)
{ output(message); }
public void output(char info)
{ output(info + ""); }
public void output(byte info)
{ output(info + ""); }
public void output(int info)
{ output(info + ""); }
public void output(long info)
{ output(info + ""); }
public void output(double info)
{ output(info + ""); }
public void output(boolean info)
{ output(info + ""); }
//----- Numerical input methods return 0 on error ------------
public String input(String prompt)
{ return JOptionPane.showInputDialog(this,prompt); }
public String inputString(String prompt)
{ return input(prompt); }
public String input()
{ return input(""); }
public char inputChar(String prompt)
{ char result=(char)0;
try{result=input(prompt).charAt(0);}
catch (Exception e){result = (char)0;}
return result;
}
public byte inputByte(String prompt)
{ byte result=0;
try{result=Byte.valueOf(input(prompt).trim()).byteValue();}
catch (Exception e){result = 0;}
return result;
}
public int inputInt(String prompt)
{ int result=0;
try{result=Integer.valueOf(
input(prompt).trim()).intValue();}
catch (Exception e){result = 0;}
return result;
}
public long inputLong(String prompt)
{ long result=0;
try{result=Long.valueOf(input(prompt).trim()).longValue();}
catch (Exception e){result = 0;}
return result;
}
public double inputDouble(String prompt)
{ double result=0;
try{result=Double.valueOf(
input(prompt).trim()).doubleValue();}
catch (Exception e){result = 0;}
return result;
}
public boolean inputBoolean(String prompt)
{ boolean result=false;
try{result=Boolean.valueOf(
input(prompt).trim()).booleanValue();}
catch (Exception e){result = false;}
return result;
}
//============================================================
//=========== end IBIO =======================================
//============================================================
}
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