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/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / FormCollection.cs / 1 / FormCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms { using System; using System.Collections; using System.ComponentModel; using System.Globalization; ////// /// public class FormCollection : ReadOnlyCollectionBase { internal static object CollectionSyncRoot = new object(); ////// This is a read only collection of Forms exposed as a static property of the /// Application class. This is used to store all the currently loaded forms in an app. /// ////// /// public virtual Form this[string name] { get { if (name != null) { lock (CollectionSyncRoot) { foreach(Form form in InnerList) { if (string.Equals(form.Name, name, StringComparison.OrdinalIgnoreCase)) { return form; } } } } return null; } } ////// Gets a form specified by name, if present, else returns null. If there are multiple /// forms with matching names, the first form found is returned. /// ////// /// public virtual Form this[int index] { get { Form f = null; lock (CollectionSyncRoot) { f = (Form) InnerList[index]; } return f; } } ////// Gets a form specified by index. /// ////// Used internally to add a Form to the FormCollection /// internal void Add(Form form) { lock (CollectionSyncRoot) { InnerList.Add(form); } } ////// Used internally to check if a Form is in the FormCollection /// internal bool Contains(Form form) { bool inCollection = false; lock (CollectionSyncRoot) { inCollection = InnerList.Contains(form); } return inCollection; } ////// Used internally to add a Form to the FormCollection /// internal void Remove(Form form) { lock (CollectionSyncRoot) { InnerList.Remove(form); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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