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/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / Tools / System.Activities.Presentation / System / Activities / Presentation / Toolbox / ToolboxCategory.cs / 1305376 / ToolboxCategory.cs
//------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------- namespace System.Activities.Presentation.Toolbox { using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Collections.Specialized; using System.ComponentModel; using System.Diagnostics.CodeAnalysis; using System.Runtime; [SuppressMessage(FxCop.Category.Design, "CA1039:ListsAreStronglyTyped", Justification = "The nongeneric IList implementation is required for XAML support. It is implmented explicitly.")] [SuppressMessage(FxCop.Category.Naming, "CA1710:IdentifiersShouldHaveCorrectSuffix", Justification = "The collection implemenation is required for XAML support.")] public sealed class ToolboxCategory : INotifyPropertyChanged, IList { string categoryName; ObservableCollectiontools = new ObservableCollection (); public ToolboxCategory() : this(string.Empty) { } public ToolboxCategory(string name) { this.categoryName = name; this.tools.CollectionChanged += this.OnToolCollectionChanged; } public string CategoryName { get { return this.categoryName; } set { this.categoryName = value; this.OnPropertyChanged("CategoryName"); } } public ToolboxItemWrapper this[int index] { get { return this.tools[index]; } } [Fx.Tag.KnownXamlExternal] public ICollection Tools { get { return this.tools; } } public void Add(ToolboxItemWrapper tool) { if (null == tool) { throw FxTrace.Exception.ArgumentNull("tool"); } this.tools.Add(tool); } public bool Remove(ToolboxItemWrapper tool) { if (null == tool) { throw FxTrace.Exception.ArgumentNull("tool"); } return this.tools.Remove(tool); } internal void HandleToolCollectionNotification(NotifyCollectionChangedEventHandler listener, bool register) { if (null == listener) { throw FxTrace.Exception.ArgumentNull("listener"); } if (register) { this.tools.CollectionChanged += listener; } else { this.tools.CollectionChanged -= listener; } } void OnToolCollectionChanged(object sender, NotifyCollectionChangedEventArgs e) { switch (e.Action) { case NotifyCollectionChangedAction.Add: foreach (var tool in e.NewItems) { if (null == tool) { throw FxTrace.Exception.ArgumentNull("tool"); } } break; } this.OnPropertyChanged("Tools"); } void OnPropertyChanged(string propertyName) { if (null != this.PropertyChanged) { this.PropertyChanged(this, new PropertyChangedEventArgs(propertyName)); } } public event PropertyChangedEventHandler PropertyChanged; #region IList Members int IList.Add(object value) { this.Add((ToolboxItemWrapper)value); return this.tools.IndexOf((ToolboxItemWrapper)value); } void IList.Clear() { this.tools.Clear(); } bool IList.Contains(object value) { if (null == value) { throw FxTrace.Exception.ArgumentNull("value"); } return this.tools.Contains((ToolboxItemWrapper)value); } int IList.IndexOf(object value) { if (null == value) { throw FxTrace.Exception.ArgumentNull("value"); } return this.tools.IndexOf((ToolboxItemWrapper)value); } void IList.Insert(int index, object value) { if (null == value) { throw FxTrace.Exception.ArgumentNull("value"); } this.tools.Insert(index, (ToolboxItemWrapper)value); } bool IList.IsFixedSize { get { return ((IList)this.tools).IsFixedSize; } } bool IList.IsReadOnly { get { return ((IList)this.tools).IsReadOnly; } } void IList.Remove(object value) { this.Remove((ToolboxItemWrapper)value); } void IList.RemoveAt(int index) { this.tools.RemoveAt(index); } object IList.this[int index] { get { return this.tools[index]; } set { if (null == value) { throw FxTrace.Exception.ArgumentNull("value"); } this.tools[index] = (ToolboxItemWrapper)value; } } #endregion #region ICollection Members void ICollection.CopyTo(Array array, int index) { if (null == array) { throw FxTrace.Exception.ArgumentNull("array"); } ((ICollection)this.tools).CopyTo(array, index); } int ICollection.Count { get { return this.tools.Count; } } bool ICollection.IsSynchronized { get { return ((ICollection)this.tools).IsSynchronized; } } object ICollection.SyncRoot { get { return ((ICollection)this.tools).SyncRoot; } } #endregion #region IEnumerable Members IEnumerator IEnumerable.GetEnumerator() { return this.tools.GetEnumerator(); } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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