LoginName.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / xsp / System / Web / UI / WebControls / LoginName.cs / 1 / LoginName.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI.WebControls { 
 
    using System.ComponentModel;
    using System.Globalization; 
    using System.Security.Permissions;
    using System.Security.Principal;
    using System.Web.UI;
    using System.Web; 

 
    ///  
    /// Renders a Label containing the name of the current user, as defined by the FormatString property.
    /// Renders nothing if the current user is anonymous. 
    /// 
    [
    Bindable(false),
    Designer("System.Web.UI.Design.WebControls.LoginNameDesigner," + AssemblyRef.SystemDesign), 
    DefaultProperty("FormatString")
    ] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public class LoginName : WebControl { 

        private const string _defaultFormatString = "{0}";

 
        /// 
        /// The format specification.  {0} is replaced with the user name of the logged in user. 
        ///  
        [
        WebCategory("Appearance"), 
        DefaultValue(_defaultFormatString),
        Localizable(true),
        WebSysDescription(SR.LoginName_FormatString)
        ] 
        public virtual string FormatString {
            get { 
                object obj = ViewState["FormatString"]; 
                return (obj == null) ? _defaultFormatString : (string) obj;
            } 
            set {
                ViewState["FormatString"] = value;
            }
        } 

        internal string UserName { 
            get { 
                if (DesignMode) {
                    return SR.GetString(SR.LoginName_DesignModeUserName); 
                }
                else {
                    return LoginUtil.GetUserName(this);
                } 
            }
        } 
 
        protected internal override void Render(HtmlTextWriter writer) {
            if (!String.IsNullOrEmpty(UserName)) { 
                base.Render(writer);
            }
        }
 
        public override void RenderBeginTag(HtmlTextWriter writer) {
            // Needed for adapter case to prevent empty span tags 
            if (!String.IsNullOrEmpty(UserName)) { 
                base.RenderBeginTag(writer);
            } 
        }

        public override void RenderEndTag(HtmlTextWriter writer) {
            // Needed for adapter case to prevent empty span tags 
            if (!String.IsNullOrEmpty(UserName)) {
                base.RenderEndTag(writer); 
            } 
        }
 

        /// 
        /// Styles would be rendered by the WebControl base class.
        ///  
        protected internal override void RenderContents(HtmlTextWriter writer) {
            string userName = UserName; 
            if (!String.IsNullOrEmpty(userName)) { 
                // VSWhidbey 304890 HTMLEncode the username
                userName = HttpUtility.HtmlEncode(userName); 
                string formatString = FormatString;
                if (formatString.Length == 0) {
                    writer.Write(userName);
                } 
                else {
                    try { 
                        writer.Write(String.Format(CultureInfo.CurrentCulture, formatString, userName)); 
                    }
                    catch (FormatException e) { 
                        throw new FormatException(SR.GetString(SR.LoginName_InvalidFormatString), e);
                    }
                }
            } 
        }
    } 
} 

// 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.ComponentModel;
    using System.Globalization; 
    using System.Security.Permissions;
    using System.Security.Principal;
    using System.Web.UI;
    using System.Web; 

 
    ///  
    /// Renders a Label containing the name of the current user, as defined by the FormatString property.
    /// Renders nothing if the current user is anonymous. 
    /// 
    [
    Bindable(false),
    Designer("System.Web.UI.Design.WebControls.LoginNameDesigner," + AssemblyRef.SystemDesign), 
    DefaultProperty("FormatString")
    ] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public class LoginName : WebControl { 

        private const string _defaultFormatString = "{0}";

 
        /// 
        /// The format specification.  {0} is replaced with the user name of the logged in user. 
        ///  
        [
        WebCategory("Appearance"), 
        DefaultValue(_defaultFormatString),
        Localizable(true),
        WebSysDescription(SR.LoginName_FormatString)
        ] 
        public virtual string FormatString {
            get { 
                object obj = ViewState["FormatString"]; 
                return (obj == null) ? _defaultFormatString : (string) obj;
            } 
            set {
                ViewState["FormatString"] = value;
            }
        } 

        internal string UserName { 
            get { 
                if (DesignMode) {
                    return SR.GetString(SR.LoginName_DesignModeUserName); 
                }
                else {
                    return LoginUtil.GetUserName(this);
                } 
            }
        } 
 
        protected internal override void Render(HtmlTextWriter writer) {
            if (!String.IsNullOrEmpty(UserName)) { 
                base.Render(writer);
            }
        }
 
        public override void RenderBeginTag(HtmlTextWriter writer) {
            // Needed for adapter case to prevent empty span tags 
            if (!String.IsNullOrEmpty(UserName)) { 
                base.RenderBeginTag(writer);
            } 
        }

        public override void RenderEndTag(HtmlTextWriter writer) {
            // Needed for adapter case to prevent empty span tags 
            if (!String.IsNullOrEmpty(UserName)) {
                base.RenderEndTag(writer); 
            } 
        }
 

        /// 
        /// Styles would be rendered by the WebControl base class.
        ///  
        protected internal override void RenderContents(HtmlTextWriter writer) {
            string userName = UserName; 
            if (!String.IsNullOrEmpty(userName)) { 
                // VSWhidbey 304890 HTMLEncode the username
                userName = HttpUtility.HtmlEncode(userName); 
                string formatString = FormatString;
                if (formatString.Length == 0) {
                    writer.Write(userName);
                } 
                else {
                    try { 
                        writer.Write(String.Format(CultureInfo.CurrentCulture, formatString, userName)); 
                    }
                    catch (FormatException e) { 
                        throw new FormatException(SR.GetString(SR.LoginName_InvalidFormatString), e);
                    }
                }
            } 
        }
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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LoginName.cs source code in C# .NET

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