103 lines
3.1 KiB
C#
103 lines
3.1 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="SimplePropertyEntry.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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namespace System.Web.UI {
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using System.CodeDom;
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using System.Web.Compilation;
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using Debug=System.Web.Util.Debug;
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/// <devdoc>
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/// PropertyEntry for simple attributes
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/// </devdoc>
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public class SimplePropertyEntry : PropertyEntry {
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private string _persistedValue;
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private bool _useSetAttribute;
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private object _value;
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internal SimplePropertyEntry() {
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}
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/// <devdoc>
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/// </devdoc>
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//
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public string PersistedValue {
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get {
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return _persistedValue;
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}
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set {
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_persistedValue = value;
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}
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}
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/// <devdoc>
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/// </devdoc>
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public bool UseSetAttribute {
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get {
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return _useSetAttribute;
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}
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set {
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_useSetAttribute = value;
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}
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}
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/// <devdoc>
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/// </devdoc>
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public object Value {
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get {
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return _value;
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}
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set {
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_value = value;
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}
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}
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// Build the statement that assigns this property
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internal CodeStatement GetCodeStatement(BaseTemplateCodeDomTreeGenerator generator,
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CodeExpression ctrlRefExpr) {
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// If we don't have a type, use IAttributeAccessor.SetAttribute
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if (UseSetAttribute) {
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// e.g. ((IAttributeAccessor)__ctrl).SetAttribute("{{_name}}", "{{_value}}");
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CodeMethodInvokeExpression methCallExpression = new CodeMethodInvokeExpression(
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new CodeCastExpression(typeof(IAttributeAccessor), ctrlRefExpr),
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"SetAttribute");
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methCallExpression.Parameters.Add(new CodePrimitiveExpression(Name));
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methCallExpression.Parameters.Add(new CodePrimitiveExpression(Value));
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return new CodeExpressionStatement(methCallExpression);
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}
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CodeExpression leftExpr, rightExpr = null;
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if (PropertyInfo != null) {
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leftExpr = CodeDomUtility.BuildPropertyReferenceExpression(ctrlRefExpr, Name);
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}
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else {
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// In case of a field, there should only be one (unlike properties)
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Debug.Assert(Name.IndexOf('.') < 0, "_name.IndexOf('.') < 0");
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leftExpr = new CodeFieldReferenceExpression(ctrlRefExpr, Name);
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}
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if (Type == typeof(string)) {
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rightExpr = generator.BuildStringPropertyExpression(this);
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}
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else {
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rightExpr = CodeDomUtility.GenerateExpressionForValue(PropertyInfo, Value, Type);
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}
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// Now that we have both side, add the assignment
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return new CodeAssignStatement(leftExpr, rightExpr);
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}
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}
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}
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