Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / xsp / System / Web / UI / WebControls / SessionParameter.cs / 2 / SessionParameter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.ComponentModel; using System.Data; using System.Security.Permissions; ////// Represents a Parameter that gets its value from the application's session state. /// [ DefaultProperty("SessionField"), ] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public class SessionParameter : Parameter { ////// Creates an instance of the SessionParameter class. /// public SessionParameter() { } ////// Creates an instance of the SessionParameter class with the specified parameter name, and session field. /// public SessionParameter(string name, string sessionField) : base(name) { SessionField = sessionField; } ////// Creates an instance of the SessionParameter class with the specified parameter name, database type, and /// session field. /// public SessionParameter(string name, DbType dbType, string sessionField) : base(name, dbType) { SessionField = sessionField; } ////// Creates an instance of the SessionParameter class with the specified parameter name, type, and session field. /// public SessionParameter(string name, TypeCode type, string sessionField) : base(name, type) { SessionField = sessionField; } ////// Used to clone a parameter. /// protected SessionParameter(SessionParameter original) : base(original) { SessionField = original.SessionField; } ////// The name of the session variable to get the value from. /// [ DefaultValue(""), WebCategory("Parameter"), WebSysDescription(SR.SessionParameter_SessionField), ] public string SessionField { get { object o = ViewState["SessionField"]; if (o == null) return String.Empty; return (string)o; } set { if (SessionField != value) { ViewState["SessionField"] = value; OnParameterChanged(); } } } ////// Creates a new SessionParameter that is a copy of this SessionParameter. /// protected override Parameter Clone() { return new SessionParameter(this); } ////// Returns the updated value of the parameter. /// protected override object Evaluate(HttpContext context, Control control) { if (context == null || context.Session == null) { return null; } return context.Session[SessionField]; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.ComponentModel; using System.Data; using System.Security.Permissions; ////// Represents a Parameter that gets its value from the application's session state. /// [ DefaultProperty("SessionField"), ] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] public class SessionParameter : Parameter { ////// Creates an instance of the SessionParameter class. /// public SessionParameter() { } ////// Creates an instance of the SessionParameter class with the specified parameter name, and session field. /// public SessionParameter(string name, string sessionField) : base(name) { SessionField = sessionField; } ////// Creates an instance of the SessionParameter class with the specified parameter name, database type, and /// session field. /// public SessionParameter(string name, DbType dbType, string sessionField) : base(name, dbType) { SessionField = sessionField; } ////// Creates an instance of the SessionParameter class with the specified parameter name, type, and session field. /// public SessionParameter(string name, TypeCode type, string sessionField) : base(name, type) { SessionField = sessionField; } ////// Used to clone a parameter. /// protected SessionParameter(SessionParameter original) : base(original) { SessionField = original.SessionField; } ////// The name of the session variable to get the value from. /// [ DefaultValue(""), WebCategory("Parameter"), WebSysDescription(SR.SessionParameter_SessionField), ] public string SessionField { get { object o = ViewState["SessionField"]; if (o == null) return String.Empty; return (string)o; } set { if (SessionField != value) { ViewState["SessionField"] = value; OnParameterChanged(); } } } ////// Creates a new SessionParameter that is a copy of this SessionParameter. /// protected override Parameter Clone() { return new SessionParameter(this); } ////// Returns the updated value of the parameter. /// protected override object Evaluate(HttpContext context, Control control) { if (context == null || context.Session == null) { return null; } return context.Session[SessionField]; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- CharUnicodeInfo.cs
- DynamicDiscoSearcher.cs
- SafeNativeMethodsMilCoreApi.cs
- DataGridViewColumnEventArgs.cs
- VScrollBar.cs
- SHA384Managed.cs
- HtmlDocument.cs
- XmlTextReaderImplHelpers.cs
- HighlightVisual.cs
- CodeCompiler.cs
- ThicknessAnimationUsingKeyFrames.cs
- LocatorBase.cs
- GridViewSelectEventArgs.cs
- MultilineStringConverter.cs
- HostElement.cs
- XmlKeywords.cs
- sortedlist.cs
- ToolStripTextBox.cs
- InnerItemCollectionView.cs
- MessageFault.cs
- FormattedText.cs
- MailWebEventProvider.cs
- StylusCollection.cs
- DbConnectionOptions.cs
- TextEditorSelection.cs
- EditingMode.cs
- ConfigsHelper.cs
- ListItem.cs
- WindowsListView.cs
- SurrogateEncoder.cs
- FileReservationCollection.cs
- WindowsButton.cs
- AuthenticationSection.cs
- FactoryId.cs
- DataExpression.cs
- TransformProviderWrapper.cs
- DataGridViewSelectedCellCollection.cs
- ComplexPropertyEntry.cs
- Helpers.cs
- AssemblyHash.cs
- Columns.cs
- HtmlImage.cs
- TCEAdapterGenerator.cs
- WinEventHandler.cs
- CommonDialog.cs
- DynamicDocumentPaginator.cs
- HttpResponse.cs
- XmlSchemaInclude.cs
- PasswordTextContainer.cs
- DataTemplate.cs
- DataConnectionHelper.cs
- PropertyPath.cs
- EmbeddedMailObject.cs
- PropertyFilter.cs
- ReadOnlyDataSource.cs
- EmptyEnumerator.cs
- ProcessHostConfigUtils.cs
- SQLMoneyStorage.cs
- InputProcessorProfiles.cs
- DataRow.cs
- WindowsSlider.cs
- RenameRuleObjectDialog.cs
- DNS.cs
- DataGrid.cs
- ListViewItemMouseHoverEvent.cs
- TextHidden.cs
- List.cs
- propertytag.cs
- RequestTimeoutManager.cs
- HyperlinkAutomationPeer.cs
- FileAuthorizationModule.cs
- DetailsView.cs
- CompilerScope.cs
- EditorPartCollection.cs
- StrokeSerializer.cs
- _KerberosClient.cs
- SoapExtensionTypeElementCollection.cs
- TreeViewItemAutomationPeer.cs
- EventMappingSettings.cs
- ContentFilePart.cs
- PassportPrincipal.cs
- InfoCardTraceRecord.cs
- SHA1Managed.cs
- DataFormat.cs
- KeyValueConfigurationElement.cs
- WebBrowserNavigatedEventHandler.cs
- StrokeCollectionDefaultValueFactory.cs
- PrincipalPermission.cs
- Exceptions.cs
- DataServiceOperationContext.cs
- ImageMap.cs
- SqlBooleanMismatchVisitor.cs
- FormViewRow.cs
- AppLevelCompilationSectionCache.cs
- DataTrigger.cs
- QualificationDataAttribute.cs
- Array.cs
- CfgParser.cs
- WinInet.cs
- KeyedHashAlgorithm.cs