void ColorPopup::colorSelected(int id)
{
if (id == CUSTOM_COLOR){
emit colorCustom();
}else{
emit colorChanged(QColor(colors[id]));
}
}
void ColorToolButton::btnClicked()
{
m_popup = new ColorPopup(this, m_color);
connect(m_popup, SIGNAL(colorChanged(QColor)), this, SLOT(selectColor(QColor)));
connect(m_popup, SIGNAL(colorCustom()), this, SLOT(selectCustom()));
QPoint p = CToolButton::popupPos(this, m_popup);
m_popup->move(p);
m_popup->show();
}