public void savePosition(Runnable runnable) {
Position pos = this.getDocument().createPosition(this.getCaretOffset());
try {
runnable.run();
} finally {
this.moveTo(pos.getOffset());
}
}
public void doWork(boolean savePosition, Runnable runnable) {
Position position = null;
if (savePosition) {
position = this.getDocument().createPosition(this.getCaretOffset());
}
boolean success = false;
try {
this.beginWork();
runnable.run();
success = true;
} catch (Exception ex) {
ex.printStackTrace();
} finally {
this.endWork(success);
if (position != null) {
this.moveTo(position.getOffset());
}
}
}