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HiddenField Members

Represents a hidden field used to store a non-displayed value.

The HiddenField type exposes the following members.

  NameDescription
Public method HiddenField Initializes a new instance of the HiddenField class.
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  NameDescription
Protected method AddedControl Called after a child control is added to the Controls collection of the Control object. (Inherited from Control.)
Protected method AddParsedSubObject Notifies the server control that an element, either XML or HTML, was parsed, and adds the element to the server control's ControlCollection object. (Inherited from Control.)
Public method ApplyStyleSheetSkin Applies the style properties defined in the page style sheet to the control. (Inherited from Control.)
Protected method BuildProfileTree Infrastructure. Gathers information about the server control and delivers it to the Trace property to be displayed when tracing is enabled for the page. (Inherited from Control.)
Protected method ClearChildControlState Deletes the control-state information for the server control's child controls. (Inherited from Control.)
Protected method ClearChildState Deletes the view-state and control-state information for all the server control's child controls. (Inherited from Control.)
Protected method ClearChildViewState Deletes the view-state information for all the server control's child controls. (Inherited from Control.)
Protected method CreateChildControls Called by the ASP.NET page framework to notify server controls that use composition-based implementation to create any child controls they contain in preparation for posting back or rendering. (Inherited from Control.)
Protected method CreateControlCollection Creates an System.Web.UI.EmptyControlCollection object used to indicate that child controls are not allowed. (Overrides Control.CreateControlCollection().)
Public method DataBind Overloaded. Binds a data source to the invoked server control and all its child controls.
Protected method DataBindChildren Binds a data source to the server control's child controls. (Inherited from Control.)
Public method Dispose Enables a server control to perform final clean up before it is released from memory. (Inherited from Control.)
Protected method EnsureChildControls Determines whether the server control contains child controls. If it does not, it creates child controls. (Inherited from Control.)
Protected method EnsureID Creates an identifier for controls that do not have an identifier assigned. (Inherited from Control.)
Public method Equals Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected method Finalize Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public method FindControl Overloaded. Searches the current naming container for the specified server control.
Public method Focus Sets input focus to this control. (Overrides Control.Focus().)
Protected method GetDesignModeState Infrastructure. Gets design-time data for a control. (Inherited from Control.)
Public method GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
Public method GetType Gets the type of the current instance. (Inherited from Object.)
Public method HasControls Determines if the server control contains any child controls. (Inherited from Control.)
Protected method HasEvents Returns a value indicating whether events are registered for the control or any child controls. (Inherited from Control.)
Protected method IsLiteralContent Infrastructure. Determines if the server control holds only literal content. (Inherited from Control.)
Protected method LoadControlState Restores control-state information from a previous page request that was saved by the SaveControlState method. (Inherited from Control.)
Protected method LoadPostData Processes postback data for a HiddenField control.
Protected method LoadViewState Restores view-state information from a previous page request that was saved by the SaveViewState method. (Inherited from Control.)
Protected method MapPathSecure Retrieves the physical path that a virtual path, either absolute or relative, maps to. (Inherited from Control.)
Protected method MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
Protected method OnBubbleEvent Determines whether the event for the server control is passed up the page's UI server control hierarchy. (Inherited from Control.)
Protected method OnDataBinding Raises the DataBinding event. (Inherited from Control.)
Protected method OnInit Raises the Init event. (Inherited from Control.)
Protected method OnLoad Raises the Load event. (Inherited from Control.)
Protected method OnPreRender Raises the PreRender event. (Overrides Control.OnPreRender(EventArgs).)
Protected method OnUnload Raises the Unload event. (Inherited from Control.)
Protected method OnValueChanged Raises the ValueChanged event.
Protected method OpenFile Gets a Stream used to read a file. (Inherited from Control.)
Protected method RaiseBubbleEvent Assigns any sources of the event and its information to the control's parent. (Inherited from Control.)
Protected method RaisePostDataChangedEvent Notifies the ASP.NET application that the state of the HiddenField control has changed.
Protected method RemovedControl Called after a child control is removed from the Controls collection of the Control object. (Inherited from Control.)
Protected method Render Renders the Web server control content to the client's browser using the specified System.Web.UI.HtmlTextWriter object. (Overrides Control.Render(HtmlTextWriter).)
Protected method RenderChildren Outputs the content of a server control's children to a provided HtmlTextWriter object, which writes the content to be rendered on the client. (Inherited from Control.)
Public method RenderControl Overloaded. Outputs server control content and stores tracing information about the control if tracing is enabled.
Protected method ResolveAdapter Gets the control adapter responsible for rendering the specified control. (Inherited from Control.)
Public method ResolveClientUrl Gets a URL that can be used by the browser. (Inherited from Control.)
Public method ResolveUrl Converts a URL into one that is usable on the requesting client. (Inherited from Control.)
Protected method SaveControlState Saves any server control state changes that have occurred since the time the page was posted back to the server. (Inherited from Control.)
Protected method SaveViewState Saves any server control view-state changes that have occurred since the time the page was posted back to the server. (Inherited from Control.)
Protected method SetDesignModeState Sets design-time data for a control. (Inherited from Control.)
Public method SetRenderMethodDelegate Infrastructure. Assigns an event handler delegate to render the server control and its content into its parent control. (Inherited from Control.)
Public method ToString Returns a string that represents the current object. (Inherited from Object.)
Protected method TrackViewState Causes tracking of view-state changes to the server control so they can be stored in the server control's StateBag object. This object is accessible through the Control.ViewState property. (Inherited from Control.)
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  NameDescription
Public Extension Method FindDataSourceControl Returns the data source that is associated with the data control for the specified control. (Defined by DynamicDataExtensions.)
Public Extension Method FindFieldTemplate Returns the field template for the specified column within the specified control's naming container. (Defined by DynamicDataExtensions.)
Public Extension Method FindMetaTable Returns the MetaTable object for the containing data control. (Defined by DynamicDataExtensions.)
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  NameDescription
Protected property Adapter Gets the browser-specific adapter for the control. (Inherited from Control.)
Public property AppRelativeTemplateSourceDirectory Gets or sets the application-relative virtual directory of the Page or UserControl object that contains this control. (Inherited from Control.)
Public property BindingContainer Infrastructure. Gets the control that contains this control's data binding. (Inherited from Control.)
Protected property ChildControlsCreated Gets a value that indicates whether the server control's child controls have been created. (Inherited from Control.)
Public property ClientID Gets the server control identifier generated by ASP.NET. (Inherited from Control.)
Protected property ClientIDSeparator Gets a character value representing the separator character used in the ClientID property. (Inherited from Control.)
Protected property Context Gets the HttpContext object associated with the server control for the current Web request. (Inherited from Control.)
Public property Controls Gets a ControlCollection object that represents the child controls for a specified server control in the UI hierarchy. (Inherited from Control.)
Protected property DesignMode Gets a value indicating whether a control is being used on a design surface. (Inherited from Control.)
Public property EnableTheming Gets or sets a value indicating whether themes apply to this control. (Overrides Control.EnableTheming.)
Public property EnableViewState Gets or sets a value indicating whether the server control persists its view state, and the view state of any child controls it contains, to the requesting client. (Inherited from Control.)
Protected property Events Gets a list of event handler delegates for the control. This property is read-only. (Inherited from Control.)
Protected property HasChildViewState Gets a value indicating whether the current server control's child controls have any saved view-state settings. (Inherited from Control.)
Public property ID Gets or sets the programmatic identifier assigned to the server control. (Inherited from Control.)
Protected property IdSeparator Infrastructure. Gets the character used to separate control identifiers. (Inherited from Control.)
Protected property IsChildControlStateCleared Gets a value indicating whether controls contained within this control have control state. (Inherited from Control.)
Protected property IsTrackingViewState Gets a value that indicates whether the server control is saving changes to its view state. (Inherited from Control.)
Protected property IsViewStateEnabled Gets a value indicating whether view state is enabled for this control. (Inherited from Control.)
Protected property LoadViewStateByID Gets a value indicating whether the control participates in loading its view state by ID instead of index. (Inherited from Control.)
Public property NamingContainer Gets a reference to the server control's naming container, which creates a unique namespace for differentiating between server controls with the same Control.ID property value. (Inherited from Control.)
Public property Page Gets a reference to the Page instance that contains the server control. (Inherited from Control.)
Public property Parent Gets a reference to the server control's parent control in the page control hierarchy. (Inherited from Control.)
Public property Site Gets information about the container that hosts the current control when rendered on a design surface. (Inherited from Control.)
Public property SkinID Gets or sets the skin to apply to the control. (Overrides Control.SkinID.)
Public property TemplateControl Gets or sets a reference to the template that contains this control. (Inherited from Control.)
Public property TemplateSourceDirectory Gets the virtual directory of the Page or UserControl that contains the current server control. (Inherited from Control.)
Public property UniqueID Gets the unique, hierarchically qualified identifier for the server control. (Inherited from Control.)
Public property Value Gets or sets the value of the hidden field.
Protected property ViewState Gets a dictionary of state information that allows you to save and restore the view state of a server control across multiple requests for the same page. (Inherited from Control.)
Protected property ViewStateIgnoresCase Gets a value that indicates whether the StateBag object is case-insensitive. (Inherited from Control.)
Public property Visible Gets or sets a value that indicates whether a server control is rendered as UI on the page. (Inherited from Control.)
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  NameDescription
Public event DataBinding Occurs when the server control binds to a data source. (Inherited from Control.)
Public event Disposed Occurs when a server control is released from memory, which is the last stage of the server control lifecycle when an ASP.NET page is requested. (Inherited from Control.)
Public event Init Occurs when the server control is initialized, which is the first step in its lifecycle. (Inherited from Control.)
Public event Load Occurs when the server control is loaded into the Page object. (Inherited from Control.)
Public event PreRender Occurs after the Control object is loaded but prior to rendering. (Inherited from Control.)
Public event Unload Occurs when the server control is unloaded from memory. (Inherited from Control.)
Public event ValueChanged Occurs when the value of the HiddenField control changes between posts to the server.
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  NameDescription
Explicit interface implemetation Private method IParserAccessor.AddParsedSubObject For a description of this member, see IParserAccessor.AddParsedSubObject. (Inherited from Control.)
Explicit interface implemetation Private property IControlBuilderAccessor.ControlBuilder For a description of this member, see IControlBuilderAccessor.ControlBuilder. (Inherited from Control.)
Explicit interface implemetation Private property IDataBindingsAccessor.DataBindings For a description of this member, see IDataBindingsAccessor.DataBindings. (Inherited from Control.)
Explicit interface implemetation Private property IExpressionsAccessor.Expressions For a description of this member, see IExpressionsAccessor.Expressions. (Inherited from Control.)
Explicit interface implemetation Private method IControlDesignerAccessor.GetDesignModeState For a description of this member, see IControlDesignerAccessor.GetDesignModeState. (Inherited from Control.)
Explicit interface implemetation Private property IDataBindingsAccessor.HasDataBindings For a description of this member, see IDataBindingsAccessor.HasDataBindings. (Inherited from Control.)
Explicit interface implemetation Private property IExpressionsAccessor.HasExpressions For a description of this member, see IExpressionsAccessor.HasExpressions. (Inherited from Control.)
Explicit interface implemetation Private method IPostBackDataHandler.LoadPostData Infrastructure. For a description of this member, see the IPostBackDataHandler.LoadPostData method.
Explicit interface implemetation Private method IPostBackDataHandler.RaisePostDataChangedEvent Infrastructure. For a description of this member, see the IPostBackDataHandler.RaisePostDataChangedEvent method.
Explicit interface implemetation Private method IControlDesignerAccessor.SetDesignModeState For a description of this member, see IControlDesignerAccessor.SetDesignModeState. (Inherited from Control.)
Explicit interface implemetation Private method IControlDesignerAccessor.SetOwnerControl Infrastructure. For a description of this member, see IControlDesignerAccessor.SetOwnerControl. (Inherited from Control.)
Explicit interface implemetation Private property IControlDesignerAccessor.UserData For a description of this member, see IControlDesignerAccessor.UserData. (Inherited from Control.)
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