in ComponentKit/Components/CKButtonComponent.mm [261:276]
static void enumerateAllStates(void (^block)(UIControlState))
{
for (int highlighted = 0; highlighted < 2; highlighted++) {
for (int disabled = 0; disabled < 2; disabled++) {
for (int selected = 0; selected < 2; selected++) {
const UIControlState state = (highlighted ? UIControlStateHighlighted : 0) | (disabled ? UIControlStateDisabled : 0) | (selected ? UIControlStateSelected : 0);
if (state & UIControlStateHighlighted && state & UIControlStateDisabled) {
continue;
}
if (block) {
block(state);
}
}
}
}
}