package mapmaker;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class MapSizeDialog extends StandardDialog
{
JLabel mHeightLabel = new JLabel("Height: ");
JTextField mHeightField = new JTextField();
JLabel mWidthLabel = new JLabel("Width: ");
JTextField mWidthField = new JTextField();
Dimension mMapSize;
public MapSizeDialog(JFrame aFrame)
{
super(aFrame, "Map Size");
DialogPanel dialogPanel = (DialogPanel)getContentPane();
dialogPanel.addComponentPair(mWidthLabel, mWidthField);
dialogPanel.addComponentPair(mHeightLabel, mHeightField);
SizeOkayAction sizeOkayAction = new SizeOkayAction();
mHeightField.addActionListener(sizeOkayAction);
mWidthField.addActionListener(sizeOkayAction);
setOkayAction(sizeOkayAction);
pack();
setLocationRelativeTo(aFrame);
}
public void setDimension(Dimension aDimension)
{
mHeightField.setText("" + aDimension.height);
mWidthField.setText("" + aDimension.width);
}
class SizeOkayAction extends OkayAction
{
public void actionPerformed(ActionEvent e)
{
int h, w;
try
{
h = Integer.parseInt(mHeightField.getText());
w = Integer.parseInt(mWidthField.getText());
}
catch (Exception ex)
{
JOptionPane.showMessageDialog(MapSizeDialog.this,
"Please ensure both height and width fields are whole numbers.",
"Error", JOptionPane.ERROR_MESSAGE);
return;
}
mMapSize = new Dimension(w, h);
super.actionPerformed(e);
}
}
public Dimension getMapSize()
{
return mMapSize;
}
public static Dimension showNewRoomDialog(MainFrame aFrame, Dimension aDimension)
{
MapSizeDialog sizeDialog = new MapSizeDialog(aFrame);
sizeDialog.setDimension(aDimension);
sizeDialog.setVisible(true);
if (sizeDialog.isOkay())
{
return sizeDialog.getMapSize();
}
return null;
}
}
