/**
* This function is called when the user wants to close the current tileset. If the tileset is not
* saved, we propose to save it.
*
* @return false if the user cancelled
*/
public boolean checkCurrentFileSaved() {
boolean result = true;
if (tileset != null && !tileset.isSaved()) {
int answer =
JOptionPane.showConfirmDialog(
this,
"The tileset has been modified. Do you want to save it?",
"Save the modifications",
JOptionPane.YES_NO_CANCEL_OPTION,
JOptionPane.WARNING_MESSAGE);
if (answer == JOptionPane.YES_OPTION) {
save();
} else if (answer == JOptionPane.CANCEL_OPTION) {
result = false;
}
}
return result;
}