ButtonFieldBase.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebControls / ButtonFieldBase.cs / 1 / ButtonFieldBase.cs

                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

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

 
    /// 
    /// Defines the base class for DataControlFields whose main purpose is to contain buttons for commands. 
    ///  
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public abstract class ButtonFieldBase : DataControlField {


        ///  
        /// Indicates the button type for the field.
        ///  
        [ 
        WebCategory("Appearance"),
        DefaultValue(ButtonType.Link), 
        WebSysDescription(SR.ButtonFieldBase_ButtonType)
        ]
        public virtual ButtonType ButtonType {
            get { 
                object o = ViewState["ButtonType"];
                if (o != null) 
                    return(ButtonType)o; 
                return ButtonType.Link;
            } 
            set {
                if (value < ButtonType.Button || value > ButtonType.Link) {
                    throw new ArgumentOutOfRangeException("value");
                } 
                object oldValue = ViewState["ButtonType"];
                if (oldValue == null || (ButtonType)oldValue != value) { 
                    ViewState["ButtonType"] = value; 
                    OnFieldChanged();
                } 
            }
        }

 
        [
        WebCategory("Behavior"), 
        DefaultValue(false), 
        WebSysDescription(SR.ButtonFieldBase_CausesValidation)
        ] 
        public virtual bool CausesValidation {
            get {
                object o = ViewState["CausesValidation"];
                if (o != null) { 
                    return (bool)o;
                } 
                return false; 
            }
            set { 
                object oldValue = ViewState["CausesValidation"];
                if (oldValue == null || (bool)oldValue != value) {
                    ViewState["CausesValidation"] = value;
                    OnFieldChanged(); 
                }
            } 
        } 

 
        [
        WebCategory("Behavior"),
        DefaultValue(false),
        WebSysDescription(SR.DataControlField_ShowHeader) 
        ]
        public override bool ShowHeader { 
            get { 
                object o = ViewState["ShowHeader"];
                if (o != null) { 
                    return (bool)o;
                }
                return false;
            } 
            set {
                object oldValue = ViewState["ShowHeader"]; 
                if (oldValue == null || (bool)oldValue != value) { 
                    ViewState["ShowHeader"] = value;
                    OnFieldChanged(); 
                }
            }
        }
 

        [ 
        WebCategory("Behavior"), 
        DefaultValue(""),
        WebSysDescription(SR.ButtonFieldBase_ValidationGroup) 
        ]
        public virtual string ValidationGroup {
            get {
                object o = ViewState["ValidationGroup"]; 
                if (o != null) {
                    return (string)o; 
                } 
                return String.Empty;
            } 
            set {
                if (!String.Equals(value, ViewState["ValidationGroup"])) {
                    ViewState["ValidationGroup"] = value;
                    OnFieldChanged(); 
                }
            } 
        } 

        protected override void CopyProperties(DataControlField newField) { 
            ((ButtonFieldBase)newField).ButtonType = ButtonType;
            ((ButtonFieldBase)newField).CausesValidation = CausesValidation;
            ((ButtonFieldBase)newField).ValidationGroup = ValidationGroup;
            base.CopyProperties(newField); 
        }
    } 
}
                        

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