/**
* Add a component to the layout.
*
* @param comp A component
* @param constraint This must be a RowLayout.Constraint object.
*/
public void addLayoutComponent(Component comp, Object constraint) {
_valid = false;
if (constraint instanceof Constraint) {
Constraint r = (Constraint) constraint;
if (r.row >= _xxxx.length) {
throw new IllegalArgumentException("Bad constraint row number");
} else {
WidthManager wm = _xxxx[r.row];
wm.addComponent(comp, r.weight);
}
} else {
throw new IllegalArgumentException("The constraint must be RowLayout.Constraint");
}
}
private void validate() {
_valid = true;
_minLayoutWidth = 0;
_prefLayoutWidth = 0;
for (int r = 0; r < _xxxx.length; r++) {
WidthManager wm = _xxxx[r];
wm.validate();
_yyyy.setPreferredRowHeight(r, wm.getPreferredHeight());
int w = wm.getPreferredWidth();
if (w > _prefLayoutWidth) _prefLayoutWidth = w;
_yyyy.setMinimumRowHeight(r, wm.getMinimumHeight());
w = wm.getMinimumWidth();
if (w > _minLayoutWidth) _minLayoutWidth = w;
}
_yyyy.validate();
}