WINCOM API front calls

The WinCOM API is based on the front call technique as described in front-end functions. All WinCOM functions are grouped in the WinCOM front-end function module.

Table 1. Windows® COM front-end functions
Function name	Description
Important: This feature is deprecated, its use is discouraged although not prohibited. `CALL ui.Interface.frontCall("WINCOM","CreateInstance", [program], [handle] )`	The `CreateInstance` function creates an instance of a registered COM object.
Important: This feature is deprecated, its use is discouraged although not prohibited. `CALL ui.Interface.frontCall("WINCOM","CallMethod", [ handle, method, arg1, ... ], [result] )`	The `CallMethod` function calls a method on a specified object.
Important: This feature is deprecated, its use is discouraged although not prohibited. `CALL ui.Interface.frontCall("WINCOM","GetProperty", [ handle, member ], [result] )`	The `GetProperty` function gets a property of an object.
Important: This feature is deprecated, its use is discouraged although not prohibited. `CALL ui.Interface.frontCall("WINCOM","SetProperty", [ handle, member, value ], [result] )`	The `SetProperty` function sets a property of an object.
Important: This feature is deprecated, its use is discouraged although not prohibited. `CALL ui.Interface.frontCall("WINCOM","GetError", [], [result] )`	The `GetError` function gets a description of the last error which occurred.
Important: This feature is deprecated, its use is discouraged although not prohibited. `CALL ui.Interface.frontCall("WINCOM","ReleaseInstance", [handle], [result] )`	The `ReleaseInstance` function releases an instance of a COM object.