toolbardropdownlistitemcollection.cs

Freetextbox是优秀的在线编辑器

namespace FreeTextBoxControls.Support
{
    using FreeTextBoxControls;
    using System;
    using System.Collections;
    using System.ComponentModel;
    using System.Reflection;
    using System.Web;
    using System.Web.UI;

    public class ToolbarDropDownListItemCollection : ICollection, IEnumerable, IStateManager
    {
        internal ToolbarDropDownListItemCollection()
        {
            this.dropDownListItems = new ArrayList();
        }

        public int Add(ToolbarListItem item)
        {
            if (item == null)
            {
                throw new ArgumentNullException("item");
            }
            return this.dropDownListItems.Add(item);
        }

        public void Clear()
        {
            this.dropDownListItems.Clear();
        }

        public bool Contains(ToolbarListItem item)
        {
            if (item == null)
            {
                return false;
            }
            return this.dropDownListItems.Contains(item);
        }

        public void CopyTo(Array array, int index)
        {
            this.dropDownListItems.CopyTo(array, index);
        }

        public IEnumerator GetEnumerator()
        {
            return this.dropDownListItems.GetEnumerator();
        }

        public int IndexOf(ToolbarListItem item)
        {
            if (item == null)
            {
                throw new ArgumentNullException("item");
            }
            return this.dropDownListItems.IndexOf(item);
        }

        public void Insert(int index, ToolbarListItem item)
        {
            if (item == null)
            {
                throw new ArgumentNullException("item");
            }
            this.dropDownListItems.Insert(index, item);
        }

        public void Remove(ToolbarListItem item)
        {
            if (item == null)
            {
                throw new ArgumentNullException("item");
            }
            this.dropDownListItems.Remove(item);
        }

        public void RemoveAt(int index)
        {
            this.dropDownListItems.RemoveAt(index);
        }

        void IStateManager.LoadViewState(object savedState)
        {
            if (savedState != null)
            {
                object[] objArray1 = (object[]) savedState;
                this.dropDownListItems = new ArrayList(objArray1.Length);
                for (int num1 = 0; num1 < objArray1.Length; num1++)
                {
                    ToolbarListItem item1 = new ToolbarListItem();
                    ((IStateManager) item1).TrackViewState();
                    this.dropDownListItems.Add(item1);
                    if (objArray1[num1] != null)
                    {
                        ((IStateManager) this.dropDownListItems[num1]).LoadViewState(objArray1[num1]);
                    }
                }
            }
        }

        object IStateManager.SaveViewState()
        {
            HttpContext.Current.Trace.Write("DDLList", "Saving:" + this.dropDownListItems.Count.ToString());
            bool flag1 = true;
            object[] objArray1 = new object[this.dropDownListItems.Count];
            for (int num1 = 0; num1 < this.dropDownListItems.Count; num1++)
            {
                ((ToolbarListItem) this.dropDownListItems[num1]).SetDirty();
                objArray1[num1] = ((IStateManager) this.dropDownListItems[num1]).SaveViewState();
                if (objArray1[num1] != null)
                {
                    flag1 = false;
                }
            }
            HttpContext.Current.Trace.Write("DDLList", "isAllNulls:" + flag1.ToString());
            if (flag1)
            {
                return null;
            }
            return objArray1;
        }

        void IStateManager.TrackViewState()
        {
            this.isTrackingViewState = true;
            foreach (ToolbarListItem item1 in this.dropDownListItems)
            {
                ((IStateManager) item1).TrackViewState();
            }
        }


        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden), Browsable(false)]
        public int Count
        {
            get
            {
                return this.dropDownListItems.Count;
            }
        }

        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public bool IsSynchronized
        {
            get
            {
                return false;
            }
        }

        public ToolbarListItem this[int index]
        {
            get
            {
                return (ToolbarListItem) this.dropDownListItems[index];
            }
        }

        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden), Browsable(false)]
        public object SyncRoot
        {
            get
            {
                return this;
            }
        }

        bool IStateManager.IsTrackingViewState
        {
            get
            {
                return this.isTrackingViewState;
            }
        }


        private ArrayList dropDownListItems;
        private bool isTrackingViewState;
        private bool saveAll;
    }
}