package de.memtext.dlg;

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JPanel;

/**
 *  Dialog which can only be closed by clicking OK.
 * 
 *  setCenter for convenienance.
 *
 *  @author MB
 *
 */

public class OkDlg extends DialogWithExit {
    private JPanel psouth = new JPanel();

    protected JButton ok = new JButton("OK");

    /**
     * Constructor for OkDlg.
     * @param arg0
     * @throws HeadlessException
     */
    public OkDlg(Frame owner) throws HeadlessException {
        super(owner, true);
        initSouth();
    }

    public OkDlg(Frame owner, String title, boolean isModal) {
        super(owner, title, isModal);
        initSouth();
    }


    public OkDlg(Frame owner, String title) throws HeadlessException {
        super(owner, title, true);
        initSouth();
    }


    public JButton getOkBtn() {
        return ok;
    }


    /**
     * Constructor for OkDlg.
     * @param arg0
     * @throws HeadlessException
     */
    public OkDlg(Dialog arg0) throws HeadlessException {
        super(arg0, true);
        initSouth();
    }


    private void initSouth() {

        ok.addActionListener(new ActionListener() {
            
            @Override
            public void actionPerformed(ActionEvent ae) {
                performOk();
            }
        });
        psouth.add(ok);

        Container cp = this.getContentPane();
        cp.add(psouth, BorderLayout.SOUTH);
        this.getRootPane().setDefaultButton(ok);

    }




    public void addBeforeOK(JComponent comp) {
        int pos = de.memtext.util.ComponentUtils.getPositionOnComponent(ok, psouth);
        psouth.add(comp, pos);
    }

    public void addAfterOK(JComponent comp) {
        int pos = de.memtext.util.ComponentUtils.getPositionOnComponent(ok, psouth);
        psouth.add(comp, pos + 1);
    }

    /**
     * subclasses can override this method and specify commands
     * to be executed when OK was clicked
      */
    protected void performOk() {
        this.hide();
    }

    public static void main(String args[]) {
        OkDlg d = new OkDlg(new javax.swing.JFrame());
        d.show();
    }
}