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/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / UI / WebControls / Expressions / CustomExpression.cs / 1305376 / CustomExpression.cs
#if ORYX_VNEXT namespace Microsoft.Web.Data.UI.WebControls.Expressions { using System.Web; using Microsoft.Web.Query.Dynamic; #else namespace System.Web.UI.WebControls.Expressions { using System.Web.Query.Dynamic; #endif using System; using System.Linq.Expressions; using System.Security.Permissions; using System.Text.RegularExpressions; using System.Web.UI; using System.Web.UI.WebControls; using System.Collections.Generic; using System.Linq; [ PersistChildren(false), ParseChildren(true, "Parameters") ] public class CustomExpression : ParameterDataSourceExpression { private EventHandler_querying; public event EventHandler Querying { add { _querying += value; } remove { _querying -= value; } } public override IQueryable GetQueryable(IQueryable source) { CustomExpressionEventArgs e = new CustomExpressionEventArgs(source, GetValues()); OnQuerying(e); return e.Query; } private void OnQuerying(CustomExpressionEventArgs e) { if (_querying != null) { _querying(this, e); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. #if ORYX_VNEXT namespace Microsoft.Web.Data.UI.WebControls.Expressions { using System.Web; using Microsoft.Web.Query.Dynamic; #else namespace System.Web.UI.WebControls.Expressions { using System.Web.Query.Dynamic; #endif using System; using System.Linq.Expressions; using System.Security.Permissions; using System.Text.RegularExpressions; using System.Web.UI; using System.Web.UI.WebControls; using System.Collections.Generic; using System.Linq; [ PersistChildren(false), ParseChildren(true, "Parameters") ] public class CustomExpression : ParameterDataSourceExpression { private EventHandler _querying; public event EventHandler Querying { add { _querying += value; } remove { _querying -= value; } } public override IQueryable GetQueryable(IQueryable source) { CustomExpressionEventArgs e = new CustomExpressionEventArgs(source, GetValues()); OnQuerying(e); return e.Query; } private void OnQuerying(CustomExpressionEventArgs e) { if (_querying != null) { _querying(this, e); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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