Die Implementierung des Controls erfolgt über die Klasse CD_SliderCtrlCtrl. Diese Klasse besitzt als Member ein Windows-übliches CSliderCtrl, mit dem das Control als Subclass ediniert wird. Die Schnittstellen IVariable und IElement enthalten zenon Schnittstellen, die integriert werden mußten. Diese sind abgeleitet von COleDispatchDriver.und hier der entsprechende Code aus der Hilfe:
class CCD_SliderCtrlCtrl : public COleControl
{
DECLARE_DYNCREATE(CCD_SliderCtrlCtrl)
private: //*** Member-Variablen
BOOL m_bInitialized;
IVariable m_interfaceVariable;
IElement m_interfaceElement;
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