/* Eric Jewart
   11/13/97
*/

package awb;
import java.awt.*;

public class CharField extends java.awt.Panel
{
    private TextField myField;
    private Label myLabel;

    public CharField()
    {
	myField = new TextField();
	setLayout(new BorderLayout());
	add("Center", myField);
    }

    public CharField(int cols)
    {
	myField = new TextField(cols);
	setLayout(new BorderLayout());
	add("Center", myField);
    }

    public CharField(String text)
    {
	myField = new TextField(text.substring(0,1));
	setLayout(new BorderLayout());
	add("Center", myField);
    }

    public CharField(char c)
    {
	myField = new TextField("" + c);
	setLayout(new BorderLayout());
	add("Center", myField);
    }

    public CharField(String text, int cols)
    {
	myField = new TextField(text.substring(0,1), cols);
	setLayout(new BorderLayout());
	add("Center", myField);
    }

    public CharField(char c, int cols)
    {
	myField = new TextField("" + c, cols);
	setLayout(new BorderLayout());
	add("Center", myField);
    }

    public char getChar()
    {
	return myField.getText().charAt(0);
    }

    public void setChar(char c)
    {
	myField.setText("" + c);
    }

    public void setChar(String s)
    {
	myField.setText(s.substring(0,1));
    }

    public void addLabel(String lab)
    {
	if (myLabel == null) {
	    myLabel = new Label(lab);
	    remove(myField);
	    add("West", myLabel);
	    add("Center", myField);
	}
	else myLabel.setText(lab);
    }

    public void setLabel(String lab)
    {
	addLabel(lab);
    }

    public void setEditable(boolean b)
    {
	myField.setEditable(b);
    }

    public boolean echoCharIsSet()
    {
	return myField.echoCharIsSet();
    }

    public int getColumns()
    {
	return myField.getColumns();
    }

    public char getEchoChar()
    {
	return myField.getEchoChar();
    }

    public void setEchoCharacter(char c)
    {
	myField.setEchoCharacter(c);
    }

    public boolean handleEvent(Event e)
    {
	// enter in tf--pass up window hierarchy
	if (e.id == Event.ACTION_EVENT)
	{
	    e.target = this;
	    return false;
	}

	if ((e.id == Event.KEY_PRESS) && (e.target == myField))
	{
	    if (e.key != 10) myField.setText("");
	}

	return super.handleEvent(e);
    }
}