@Override
void setUp() {
grid = scrollPanel.viewPort().panel().vertical().add().panel().grid();
decorator.decorate(grid);
scrollPanel.height(height);
grid.spacing(0);
grid.indent(0);
grid.resize(maxColumns, Math.min(maxRows, RESIZE_INTERVALL));
scrollPanel.addScrollListener(this);
grid.spacing(spacing);
grid.indent(indent);
for (IGridClickListener l : listeners.keySet()) {
String key = listeners.get(l);
IKey<IGridPanel> keyCB = grid.addGridClickListener(l);
if (SHIFT.equals(key)) {
keyCB.shiftPressed();
} else if (CTRL.equals(key)) keyCB.ctrlPressed();
}
onScroll(0);
}