Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/UI/WebControls/TableCellCollection.cs

@@ -0,0 +1,255 @@
+//------------------------------------------------------------------------------
+// <copyright file="TableCellCollection.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Web.UI.WebControls {
+
+    using System;
+    using System.Collections;
+    using System.ComponentModel;
+    using System.Drawing.Design;
+    using System.Web;
+    using System.Web.UI;
+
+    /// <devdoc>
+    /// <para>Encapsulates the collection of <see cref='System.Web.UI.WebControls.TableHeaderCell'/> and <see cref='System.Web.UI.WebControls.TableCell'/> objects within a 
+    /// <see cref='System.Web.UI.WebControls.Table'/> 
+    /// control.</para>
+    /// </devdoc>
+    [
+    Editor("System.Web.UI.Design.WebControls.TableCellsCollectionEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor))
+    ]
+    public sealed class TableCellCollection : IList {
+
+        /// <devdoc>
+        ///    <para>
+        ///       A protected field of type <see cref='System.Web.UI.WebControls.TableRow'/>. Represents the
+        ///    <see cref='System.Web.UI.WebControls.TableCell'/>
+        ///    collection internally.
+        /// </para>
+        /// </devdoc>
+        private TableRow owner;
+
+
+        /// <devdoc>
+        /// </devdoc>
+        internal TableCellCollection(TableRow owner) {
+            this.owner = owner;
+        }
+        
+
+        /// <devdoc>
+        /// <para>Gets the <see cref='System.Web.UI.WebControls.TableCell'/>
+        /// count in the collection.</para>
+        /// </devdoc>
+        public int Count {
+            get {
+                if (owner.HasControls()) {
+                    return owner.Controls.Count;
+                }
+                return 0;
+            }
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Gets a <see cref='System.Web.UI.WebControls.TableCell'/>
+        ///       referenced by the specified
+        ///       ordinal index value.
+        ///    </para>
+        /// </devdoc>
+        public TableCell this[int index] {
+            get {
+                return(TableCell)owner.Controls[index];
+            }
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Adds the specified <see cref='System.Web.UI.WebControls.TableCell'/> to the end of the collection.
+        ///    </para>
+        /// </devdoc>
+        public int Add(TableCell cell) {
+            AddAt(-1, cell);
+            return owner.Controls.Count - 1;
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Adds the specified <see cref='System.Web.UI.WebControls.TableCell'/> to the collection at the specified
+        ///       index location.
+        ///    </para>
+        /// </devdoc>
+        public void AddAt(int index, TableCell cell) {
+            owner.Controls.AddAt(index, cell);
+        }
+
+
+        /// <devdoc>
+        /// </devdoc>
+        public void AddRange(TableCell[] cells) {
+            if (cells == null) {
+                throw new ArgumentNullException("cells");
+            }
+            foreach(TableCell cell in cells) {
+                Add(cell);
+            }
+        }
+
+
+        /// <devdoc>
+        /// <para>Removes all <see cref='System.Web.UI.WebControls.TableCell'/> controls 
+        ///    from the collection.</para>
+        /// </devdoc>
+        public void Clear() {
+            if (owner.HasControls()) {
+                owner.Controls.Clear();
+            }
+        }
+
+
+        /// <devdoc>
+        ///    <para>Returns an ordinal index value that represents the position of the
+        ///       specified <see cref='System.Web.UI.WebControls.TableCell'/> within the collection.</para>
+        /// </devdoc>
+        public int GetCellIndex(TableCell cell) {
+            if (owner.HasControls()) {
+                return owner.Controls.IndexOf(cell);
+            }
+            return -1;
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Returns an enumerator of all <see cref='System.Web.UI.WebControls.TableCell'/> controls within the
+        ///       collection.
+        ///    </para>
+        /// </devdoc>
+        public IEnumerator GetEnumerator() {
+            return owner.Controls.GetEnumerator();
+        }
+
+
+        /// <devdoc>
+        /// <para>Copies contents from the collection to the specified <see cref='System.Array' qualify='true'/> with the
+        ///    specified starting index.</para>
+        /// </devdoc>
+        public void CopyTo(Array array, int index) {
+            for (IEnumerator e = this.GetEnumerator(); e.MoveNext();)
+                array.SetValue(e.Current, index++);
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Gets the object that can be used to synchronize access to the
+        ///       collection. In this case, it is the collection itself.
+        ///    </para>
+        /// </devdoc>
+        public Object SyncRoot {
+            get { return this;}
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Gets a value indicating whether the collection is read-only.
+        ///    </para>
+        /// </devdoc>
+        public bool IsReadOnly {
+            get { return false;}
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Gets a value indicating whether access to the collection is synchronized
+        ///       (thread-safe).
+        ///    </para>
+        /// </devdoc>
+        public bool IsSynchronized {
+            get { return false;}
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Removes the specified <see cref='System.Web.UI.WebControls.TableCell'/> from the
+        ///       collection.
+        ///    </para>
+        /// </devdoc>
+        public void Remove(TableCell cell) {
+            owner.Controls.Remove(cell);
+        }
+
+
+        /// <devdoc>
+        ///    <para>
+        ///       Removes the <see cref='System.Web.UI.WebControls.TableCell'/> from the collection at the
+        ///       specified index location.
+        ///    </para>
+        /// </devdoc>
+        public void RemoveAt(int index) {
+            owner.Controls.RemoveAt(index);
+        }
+
+        // IList implementation, required by collection editor
+
+        /// <internalonly/>
+        object IList.this[int index] {
+            get {
+                return owner.Controls[index];
+            }
+            set {
+                RemoveAt(index);
+                AddAt(index, (TableCell)value);
+            }
+        }
+
+
+        /// <internalonly/>
+        bool IList.IsFixedSize {
+            get {
+                return false;
+            }
+        }
+
+
+        /// <internalonly/>
+        int IList.Add(object o) {
+            return Add((TableCell) o);            
+        }
+
+
+        /// <internalonly/>
+        bool IList.Contains(object o) {
+            return owner.Controls.Contains((TableCell)o);
+        }
+
+
+        /// <internalonly/>
+        int IList.IndexOf(object o) {
+            return owner.Controls.IndexOf((TableCell)o);
+        }
+
+
+        /// <internalonly/>
+        void IList.Insert(int index, object o) {
+            owner.Controls.AddAt(index, (TableCell)o);
+        }
+
+
+        /// <internalonly/>
+        void IList.Remove(object o) {
+            owner.Controls.Remove((TableCell)o);
+        }
+
+    }
+}
+