75 lines
2.7 KiB
C#
75 lines
2.7 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="IntegerValidator.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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using System;
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using System.Collections;
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using System.IO;
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using System.Reflection;
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using System.Security.Permissions;
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using System.Xml;
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using System.Collections.Specialized;
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using System.Globalization;
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using System.ComponentModel;
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using System.Security;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace System.Configuration {
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//
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// Type validators: Unsealed so users can derive to extend the funcionality without repeating it
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// =============================================================================================
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public class IntegerValidator : ConfigurationValidatorBase {
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private enum ValidationFlags {
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None = 0x0000,
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ExclusiveRange = 0x0001, // If set the value must be outside of the range instead of inside
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}
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private ValidationFlags _flags = ValidationFlags.None;
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private int _minValue = int.MinValue;
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private int _maxValue = int.MaxValue;
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private int _resolution = 1;
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public IntegerValidator(int minValue, int maxValue) :
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this(minValue, maxValue, false, 1) {
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}
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public IntegerValidator(int minValue, int maxValue, bool rangeIsExclusive) :
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this(minValue, maxValue, rangeIsExclusive, 1) {
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}
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public IntegerValidator(int minValue, int maxValue, bool rangeIsExclusive, int resolution) {
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if (resolution <= 0) {
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throw new ArgumentOutOfRangeException("resolution");
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}
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if (minValue > maxValue) {
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throw new ArgumentOutOfRangeException("minValue", SR.GetString(SR.Validator_min_greater_than_max));
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}
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_minValue = minValue;
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_maxValue = maxValue;
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_resolution = resolution;
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_flags = rangeIsExclusive ? ValidationFlags.ExclusiveRange : ValidationFlags.None;
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}
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public override bool CanValidate(Type type) {
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return (type == typeof(int));
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}
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public override void Validate(object value) {
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ValidatorUtils.HelperParamValidation(value, typeof(int));
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ValidatorUtils.ValidateScalar((int)value,
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_minValue,
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_maxValue,
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_resolution,
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_flags == ValidationFlags.ExclusiveRange);
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}
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}
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}
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