comparevalidator.cs

不错的人事管理系统

using System;

namespace System.Web.UI.WebControls
{
	/// <summary>
	/// Summary description for CompareValidator.
	/// </summary>
	public class CompareValidator : BaseCompareValidator
	{
		public CompareValidator() : base() 
		{
		}

		
		protected override void AddAttributesToRender(System.Web.UI.HtmlTextWriter writer) 
		{
			this.AddAttributesToRender(writer);
			if (this.RenderUplevel) 
			{
				writer.AddAttribute("evaluationfunction", "CompareValidatorEvaluateIsValid");
				if (this.ControlToCompare.Length > 0) 
				{
					writer.AddAttribute("controltocompare", this.GetControlRenderID(this.ControlToCompare));
					writer.AddAttribute("controlhookup", this.GetControlRenderID(this.ControlToCompare));
				}
				if (this.ValueToCompare.Length > 0)
					writer.AddAttribute("valuetocompare", this.ValueToCompare);
				if (this.Operator != 0)
					writer.AddAttribute("operator", System.Web.UI.PropertyConverter.EnumToString(typeof(ValidationCompareOperator), this.Operator));
			}
		}

		protected virtual bool ControlPropertiesValid() 
		{
			string[] local0;

			if (this.ControlToCompare.Length > 0) 
			{
				this.CheckControlValidationProperty(this.ControlToCompare, "ControlToCompare");
				if (System.String.Compare(this.ControlToValidate, this.ControlToCompare, true) != 0)
					goto i1;
				throw new HttpException(System.Web.HttpRuntime.FormatResourceString("Validator_bad_compare_control", this.ID, this.ControlToCompare));
			}
			if (this.Operator != ValidationCompareOperator.DataTypeCheck && !(System.Web.UI.WebControls.BaseCompareValidator.CanConvert(this.ValueToCompare, this.Type))) 
			{
				local0 = new String[4];
				local0[0] = this.ValueToCompare;
				local0[1] = "ValueToCompare";
				local0[2] = this.ID;
				local0[3] = System.Web.UI.PropertyConverter.EnumToString(typeof(ValidationDataType), this.Type);
				throw new HttpException(System.Web.HttpRuntime.FormatResourceString("Validator_value_bad_type", local0));
			}
			i1: return this.ControlPropertiesValid();
		}

		
		protected override bool EvaluateIsValid() 
		{
			string local0;
			string local1;

			local0 = this.GetControlValidationValue(this.ControlToValidate);
			if (local0.Trim().Length == 0)
				return true;
			local1 = System.String.Empty;
			if (this.ControlToCompare.Length > 0)
				local1 = this.GetControlValidationValue(this.ControlToCompare);
			else
				local1 = this.ValueToCompare;
			return System.Web.UI.WebControls.BaseCompareValidator.Compare(local0, local1, this.Operator, this.Type);
		}

		
		public string ControlToCompare
		{
			get
			{
				object local0;

				local0 = this.ViewState["ControlToCompare"];
				if (local0 != null)
					return (String) local0;
				return System.String.Empty;
			}
			set
			{
				this.ViewState["ControlToCompare"] = value;
			}
		}

		
		public ValidationCompareOperator Operator
		{
			get
			{
				object local0;

				local0 = this.ViewState["Operator"];
				if (local0 != null)
					return (ValidationCompareOperator) local0;
				return ValidationCompareOperator.Equal;
			}
			set
			{
				if ((int)value < 0 || (int)value > 6)
					throw new ArgumentOutOfRangeException("value");
				this.ViewState["Operator"] = value;
			}
		}

		public string ValueToCompare
		{
			get
			{
				object local0;

				local0 = this.ViewState["ValueToCompare"];
				if (local0 != null)
					return (String) local0;
				return System.String.Empty;
			}
			set
			{
				this.ViewState["ValueToCompare"] = value;
			}
		}

	}
}