Add size calc to checkbox
Add size calc to checkbox

mizukusak/qtquickcontrols,kobolabs/qtquickcontrols,jfaust/qtquickcontrols,richardmg/qtcomponents,drgvond/qtquickcontrols,kobolabs/qtquickcontrols,richardmg/qtcomponents,drgvond/qtquickcontrols,drgvond/qtquickcontrols,mizukusak/qtquickcontrols,richardmg/qtcomponents,mizukusak/qtquickcontrols,kobolabs/qtquickcontrols,jfaust/qtquickcontrols,jfaust/qtquickcontrols