Description of nrWinCalc :
The nrWinCalc component allow to manipulate the execution of the standard Windows calculator (calc.exe). Look some unique propertyes: property Visible;//for open and close calculator; property Mode; //for choose StandardScience mode property Radix; //for choose Bin/Oct/Dec/Hex radix property Value; // for get/set value property OnClose:TNotifyEvent; // event on close calculator property OnEnterPressed:TNotifyEvent; //... super event full context help file is included ... and some more. Use demo project for the viewing of component capabilities.a Full version with source you can find on https://secure.element5.com/register.html?productid=106019