void QSanButton::setEnabled(bool enabled) {
bool changed = (enabled != isEnabled());
if (!changed) return;
if (enabled) {
setState(S_STATE_UP);
_m_mouseEntered = false;
}
QGraphicsObject::setEnabled(enabled);
if (!enabled) setState(S_STATE_DISABLED);
update();
emit enable_changed();
}
QVariant Pixmap::itemChange(GraphicsItemChange change, const QVariant &value){
if(change == ItemSelectedHasChanged){
if(value.toBool()){
QGraphicsColorizeEffect *effect = new QGraphicsColorizeEffect(this);
effect->setColor(QColor(0xCC, 0x00, 0x00));
setGraphicsEffect(effect);
}else
setGraphicsEffect(NULL);
emit selected_changed();
}else if(change == ItemEnabledHasChanged){
emit enable_changed();
}
return QGraphicsObject::itemChange(change, value);
}