}
void PreparePositions() {
WindowPosition wpos;
for (int j = 0; j < this.programSettings.getNumPositionRows(); j++) {
for (int i = 0; i < this.programSettings.getNumPositionCols(); i++) {
wpos = new WindowPosition();
wpos.setX(i);
wpos.setY(j);
wpos.setPosNum(i + j * this.programSettings.getNumPositionCols());
wpos.setPlayWindow(null);
this.windowsPos.add(wpos);
}
}
}