Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebControls / View.cs / 1 / View.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.ComponentModel; using System.Security.Permissions; using System.Web; using System.Web.UI; [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] [ParseChildren(false)] [ Designer("System.Web.UI.Design.WebControls.ViewDesigner, " + AssemblyRef.SystemDesign) ] [ToolboxData("<{0}:View runat=\"server\">{0}:View>")] public class View : Control { private static readonly object _eventActivate = new object(); private static readonly object _eventDeactivate = new object(); private bool _active = false; ////// internal bool Active { get { return _active; } set { _active = value; // VSWhidbey 297515 - Need to make it visible explicity so views can be added during Render base.Visible = true; } } ///[To be supplied.] ////// [ Browsable(true) ] public override bool EnableTheming { get { return base.EnableTheming; } set { base.EnableTheming = value; } } ///Gets and sets a value indicating whether theme is enabled. ////// [ WebCategory("Action"), WebSysDescription(SR.View_Activate) ] public event EventHandler Activate { add { Events.AddHandler(_eventActivate, value); } remove { Events.RemoveHandler(_eventActivate, value); } } ///Occurs when the view is deactivated. ////// [ WebCategory("Action"), WebSysDescription(SR.View_Deactivate) ] public event EventHandler Deactivate { add { Events.AddHandler(_eventDeactivate, value); } remove { Events.RemoveHandler(_eventDeactivate, value); } } ///Occurs when the view is deactivated. ////// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden), WebCategory("Behavior"), WebSysDescription(SR.Control_Visible) ] public override bool Visible { get { if (Parent == null) { return Active; } return Active && Parent.Visible; } set { if (DesignMode) { return; } throw new InvalidOperationException(SR.GetString(SR.View_CannotSetVisible)); } } ////// Gets or sets a value that indicates whether the view should be rendered on /// the page. /// ////// protected internal virtual void OnActivate(EventArgs e) { EventHandler handler = (EventHandler)Events[_eventActivate]; if (handler != null) { handler(this, e); } } ///Raises the ///event. /// protected internal virtual void OnDeactivate(EventArgs e) { EventHandler handler = (EventHandler)Events[_eventDeactivate]; if (handler != null) { handler(this, e); } } } }Raises the ///event.
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