HotSpotCollection.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 / HotSpotCollection.cs / 1 / HotSpotCollection.cs
                        

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

using System; 
using System.Collections; 
using System.ComponentModel;
using System.Drawing.Design; 
using System.Web.UI;
using System.Security.Permissions;

namespace System.Web.UI.WebControls { 

 
    ///  
    /// Collection of HotSpots.
    ///  
    [
    Editor("System.Web.UI.Design.WebControls.HotSpotCollectionEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor))
    ]
 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public sealed class HotSpotCollection : StateManagedCollection { 
        private static readonly Type[] knownTypes = new Type[] { 
                                                                typeof(CircleHotSpot),
                                                                typeof(RectangleHotSpot), 
                                                                typeof(PolygonHotSpot),
                                                            };

 

        ///  
        /// Returns the HotSpot at a given index. 
        /// 
        public HotSpot this[int index] { 
            get {
                return (HotSpot)((IList)this)[index];
            }
        } 

 
        ///  
        /// Adds a HotSpot to the collection.
        ///  
        public int Add(HotSpot spot) {
            return ((IList)this).Add(spot);
        }
 

        ///  
        /// Creates a known type of HotSpot. 
        /// 
        protected override object CreateKnownType(int index) { 
             switch (index) {
                case 0:
                    return new CircleHotSpot();
                case 1: 
                    return new RectangleHotSpot();
                case 2: 
                    return new PolygonHotSpot(); 
                default:
                    throw new ArgumentOutOfRangeException(SR.GetString(SR.HotSpotCollection_InvalidTypeIndex)); 
            }
        }

 
        /// 
        /// Returns an ArrayList of known HotSpot types. 
        ///  
        protected override Type[] GetKnownTypes() {
            return knownTypes; 
        }


        ///  
        /// Inserts a HotSpot into the collection.
        ///  
        public void Insert(int index, HotSpot spot) { 
            ((IList)this).Insert(index, spot);
        } 


        /// 
        /// Validates that an object is a HotSpot. 
        /// 
        protected override void OnValidate(object o) { 
            base.OnValidate(o); 
            if (!(o is HotSpot))
                throw new ArgumentException(SR.GetString(SR.HotSpotCollection_InvalidType)); 
        }


        ///  
        /// Removes a HotSpot from the collection.
        ///  
        public void Remove(HotSpot spot) { 
            ((IList)this).Remove(spot);
        } 


        /// 
        /// Removes a HotSpot from the collection at a given index. 
        /// 
        public void RemoveAt(int index) { 
            ((IList)this).RemoveAt(index); 
        }
 

        /// 
        /// Marks a HotSpot as dirty so that it will record its entire state into view state.
        ///  
        protected override void SetDirtyObject(object o) {
            ((HotSpot)o).SetDirty(); 
        } 
    }
}

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