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Callback type for the OnGetPropValue callback event
Source position: typinfo.pp line 902
type TGetPropValue = function(  | 
Instance: TObject;  | 
PropInfo: PPropInfo;  | 
PreferStrings: Boolean  | 
):Variant;  | 
The callback function must return the property with name PropName of instance Instance. If PreferStrings is true, it should favour converting the property to a string value. The function needs to return the variant with the property value.