64 lines
2.0 KiB
C#
64 lines
2.0 KiB
C#
// ==++==
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ==--==
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namespace System {
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using System;
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using System.Globalization;
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using System.Runtime.CompilerServices;
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using System.Runtime.Versioning;
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[Serializable]
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internal struct Currency
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{
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internal long m_value;
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// Constructs a Currency from a Decimal value.
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//
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public Currency(Decimal value) {
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m_value = Decimal.ToCurrency(value).m_value;
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}
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// Constructs a Currency from a long value without scaling. The
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// ignored parameter exists only to distinguish this constructor
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// from the constructor that takes a long. Used only in the System
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// package, especially in Variant.
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internal Currency(long value, int ignored) {
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m_value = value;
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}
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// Creates a Currency from an OLE Automation Currency. This method
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// applies no scaling to the Currency value, essentially doing a bitwise
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// copy.
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//
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public static Currency FromOACurrency(long cy){
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return new Currency(cy, 0);
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}
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//Creates an OLE Automation Currency from a Currency instance. This
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// method applies no scaling to the Currency value, essentially doing
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// a bitwise copy.
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//
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public long ToOACurrency() {
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return m_value;
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}
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// Converts a Currency to a Decimal.
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//
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[System.Security.SecuritySafeCritical] // auto-generated
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public static Decimal ToDecimal(Currency c)
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{
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Decimal result = new Decimal ();
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FCallToDecimal (ref result, c);
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return result;
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}
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[System.Security.SecurityCritical] // auto-generated
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[ResourceExposure(ResourceScope.None)]
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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private static extern void FCallToDecimal(ref Decimal result,Currency c);
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}
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}
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