// calculator.idl: jednoduchy OCX kalkulator.

import "oaidl.idl";
import "oleidl.idl";

[
	object,
	uuid(2CFA5DB2-A740-11d3-981C-000000000000),
	dual,
	helpstring("ICalculator Interface"),
	pointer_default(unique)
]
interface ICalculator : IDispatch
{
	[id(1), propget, helpstring("Returns and sets calculator input field text (expression).")]
	HRESULT Input([out, retval] BSTR *_value);
	[propput, helpstring("Put")]
	HRESULT Input([in] BSTR _value);
	[id(2), helpstring("Calculate computes the result and places the it in the history list.")]
	HRESULT Calculate();
	[id(3), propget, helpstring("Value retrieves the result of the computation.")]
	HRESULT Output([out, retval] BSTR *value);
};

[
	uuid(2CFA5DB0-A740-11d3-981C-000000000000),
	version(1.0),
	helpstring("Cybex Calculator 1.0 Type Library")
]
library Calculator_TypeLib
{
	importlib("stdole32.tlb");

	[
		uuid(2CFA5DB1-A740-11d3-981C-000000000000),
		helpstring("Calculator Control")
	]
	coclass Calculator
	{
		[default] interface ICalculator;
	};
};