Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Documents / TableCellCollection.cs / 1305600 / TableCellCollection.cs
//---------------------------------------------------------------------------- // // Copyright (C) Microsoft Corporation. All rights reserved. // // File: TableCellCollection.cs // // Description: Collection of TableCell objects. // //--------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using MS.Internal.Documents; namespace System.Windows.Documents { ////// A TableCellCollection is an ordered collection of TableCells. /// ////// TableCellCollection provides public access for TableCells /// reading and manipulating. /// public sealed class TableCellCollection : IList, IList { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors internal TableCellCollection(TableRow owner) { _cellCollectionInternal = new TableTextElementCollectionInternal (owner); } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods /// /// ////// /// ////// /// ////// /// ////// /// public void CopyTo(Array array, int index) { _cellCollectionInternal.CopyTo(array, index); } /// /// Strongly typed version of ICollection.CopyTo. /// ////// ////// /// ////// /// ////// /// /// /// public void CopyTo(TableCell[] array, int index) { _cellCollectionInternal.CopyTo(array, index); } ////// /// IEnumerator IEnumerable.GetEnumerator() { return _cellCollectionInternal.GetEnumerator(); } ////// /// IEnumerator/// IEnumerable .GetEnumerator() { return ((IEnumerable )_cellCollectionInternal).GetEnumerator(); } /// /// Appends a TableCell to the end of the TableCellCollection. /// /// The TableCell to be added to the end of the TableCellCollection. ///The TableCellCollection index at which the TableCell has been added. ///Adding a null is prohibited. ////// If the ///item value is null. ////// If the new child already has a parent. /// public void Add(TableCell item) { _cellCollectionInternal.Add(item); } ////// Removes all elements from the TableCellCollection. /// ////// Count is set to zero. Capacity remains unchanged. /// To reset the capacity of the TableCellCollection, call TrimToSize /// or set the Capacity property directly. /// public void Clear() { _cellCollectionInternal.Clear(); } ////// Determines whether a TableCell is in the TableCellCollection. /// /// The TableCell to locate in the TableCellCollection. /// The value can be a null reference. ///true if TableCell is found in the TableCellCollection; /// otherwise, false. public bool Contains(TableCell item) { return _cellCollectionInternal.Contains(item); } ////// Returns the zero-based index of the TableCell. If the TableCell is not /// in the TableCellCollection, -1 is returned. /// /// The TableCell to locate in the TableCellCollection. public int IndexOf(TableCell item) { return _cellCollectionInternal.IndexOf(item); } ////// Inserts a TableCell into the TableCellCollection at the specified index. /// /// The zero-based index at which value should be inserted. /// The TableCell to insert. ////// ///index c> is less than zero. /// -or- ///index is greater than Count. ////// If the ///item value is null. ////// If Count already equals Capacity, the capacity of the /// TableCellCollection is increased before the new TableCell is inserted. /// /// If index is equal to Count, TableCell is added to the /// end of TableCellCollection. /// /// The TableCells that follow the insertion point move down to /// accommodate the new TableCell. The indexes of the TableCells that are /// moved are also updated. /// public void Insert(int index, TableCell item) { _cellCollectionInternal.Insert(index, item); } ////// Removes the specified TableCell from the TableCellCollection. /// /// The TableCell to remove from the TableCellCollection. ////// If the ///item value is null. ////// If the specified TableCell is not in this collection. /// ////// The TableCells that follow the removed TableCell move up to occupy /// the vacated spot. The indices of the TableCells that are moved /// also updated. /// public bool Remove(TableCell item) { return _cellCollectionInternal.Remove(item); } ////// Removes the TableCell at the specified index. /// /// The zero-based index of the TableCell to remove. ////// ///index is less than zero /// - or - ///index is equal or greater than count. ////// The TableCells that follow the removed TableCell move up to occupy /// the vacated spot. The indices of the TableCells that are moved /// also updated. /// public void RemoveAt(int index) { _cellCollectionInternal.RemoveAt(index); } ////// Removes a range of TableCells from the TableCellCollection. /// /// The zero-based index of the range /// of TableCells to remove /// The number of TableCells to remove. ////// ///index is less than zero. /// -or- ///count is less than zero. ////// ///index andcount do not denote a valid range of TableCells in the TableCellCollection. ////// The TableCells that follow the removed TableCells move up to occupy /// the vacated spot. The indices of the TableCells that are moved are /// also updated. /// public void RemoveRange(int index, int count) { _cellCollectionInternal.RemoveRange(index, count); } ////// Sets the capacity to the actual number of elements in the TableCellCollection. /// ////// This method can be used to minimize a TableCellCollection's memory overhead /// if no new elements will be added to the collection. /// /// To completely clear all elements in a TableCellCollection, call the Clear method /// before calling TrimToSize. /// public void TrimToSize() { _cellCollectionInternal.TrimToSize(); } #endregion Public Methods //-------------------------------------------------------------------- // // IList Members // //-------------------------------------------------------------------- #region IList Members int IList.Add(object value) { return ((IList)_cellCollectionInternal).Add(value); } void IList.Clear() { this.Clear(); } bool IList.Contains(object value) { return ((IList)_cellCollectionInternal).Contains(value); } int IList.IndexOf(object value) { return ((IList)_cellCollectionInternal).IndexOf(value); } void IList.Insert(int index, object value) { ((IList)_cellCollectionInternal).Insert(index, value); } bool IList.IsFixedSize { get { return ((IList)_cellCollectionInternal).IsFixedSize; } } bool IList.IsReadOnly { get { return ((IList)_cellCollectionInternal).IsReadOnly; } } void IList.Remove(object value) { ((IList)_cellCollectionInternal).Remove(value); } void IList.RemoveAt(int index) { ((IList)_cellCollectionInternal).RemoveAt(index); } object IList.this[int index] { get { return ((IList)_cellCollectionInternal)[index]; } set { ((IList)_cellCollectionInternal)[index] = value; } } #endregion IList Members //----------------------------------------------------- // // Public Properties // //------------------------------------------------------ #region Public Properties ////// public int Count { get { return _cellCollectionInternal.Count; } } ////// /// public bool IsReadOnly { get { return ((IList)_cellCollectionInternal).IsReadOnly; } } ////// /// public bool IsSynchronized { get { return ((IList)_cellCollectionInternal).IsSynchronized; } } ////// /// Always returns false. /// ////// public object SyncRoot { get { return ((IList)_cellCollectionInternal).SyncRoot; } } ////// /// Gets or sets the number of elements that the TableRowGroupCollection can contain. /// ////// The number of elements that the TableRowGroupCollection can contain. /// ////// Capacity is the number of elements that the TableRowGroupCollection is capable of storing. /// Count is the number of Visuals that are actually in the TableRowGroupCollection. /// /// Capacity is always greater than or equal to Count. If Count exceeds /// Capacity while adding elements, the capacity of the TableRowGroupCollection is increased. /// /// By default the capacity is 8. /// ////// Capacity is set to a value that is less than Count. /// ///public int Capacity { get { return _cellCollectionInternal.Capacity; } set { _cellCollectionInternal.Capacity = value; } } /// /// Indexer for the TableCellCollection. Gets the TableCell stored at the /// zero-based index of the TableCellCollection. /// ///This property provides the ability to access a specific TableCell in the /// TableCellCollection by using the following systax: ///TableCell myTableCell = myTableCellCollection[index] . ////// public TableCell this[int index] { get { return _cellCollectionInternal[index]; } set { _cellCollectionInternal[index] = value; } } #endregion Public Properties #region Internal Methods ///index is less than zero -or-index is equal to or greater than Count. ////// Performs the actual work of adding the item into the array, and notifying it when it is connected /// internal void InternalAdd(TableCell item) { _cellCollectionInternal.InternalAdd(item); } ////// Performs the actual work of notifying item it is leaving the array, and disconnecting it. /// internal void InternalRemove(TableCell item) { _cellCollectionInternal.InternalRemove(item); } #endregion Internal Methods //----------------------------------------------------- // // Private Methods // //----------------------------------------------------- #region Private Methods ////// Ensures that the capacity of this list is at least the given minimum /// value. If the currect capacity of the list is less than min, the /// capacity is increased to min. /// private void EnsureCapacity(int min) { _cellCollectionInternal.EnsureCapacity(min); } ////// Sets the specified TableCell at the specified index; /// Connects the item to the model tree; /// Notifies the TableCell about the event. /// ////// If the new item has already a parent or if the slot at the specified index is not null. /// ////// Note that the function requires that _item[index] == null and /// it also requires that the passed in item is not included into another TableCellCollection. /// private void PrivateConnectChild(int index, TableCell item) { _cellCollectionInternal.PrivateConnectChild(index, item); } ////// Removes specified TableCell from the TableCellCollection. /// /// TableCell to remove. private void PrivateDisconnectChild(TableCell item) { _cellCollectionInternal.PrivateDisconnectChild(item); } // helper method: return true if the item belongs to the collection's owner private bool BelongsToOwner(TableCell item) { return _cellCollectionInternal.BelongsToOwner(item); } // Helper method - Searches the children collection for the index an item currently exists at - // NOTE - ITEM MUST BE IN TEXT TREE WHEN THIS IS CALLED. private int FindInsertionIndex(TableCell item) { return _cellCollectionInternal.FindInsertionIndex(item); } #endregion Private Methods //----------------------------------------------------- // // Private Properties // //------------------------------------------------------ #region Private Properties ////// PrivateCapacity sets/gets the Capacity of the collection. /// private int PrivateCapacity { get { return _cellCollectionInternal.PrivateCapacity; } set { _cellCollectionInternal.PrivateCapacity = value; } } #endregion Private Properties private TableTextElementCollectionInternal_cellCollectionInternal; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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