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FormCollection Class
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FormCollection Class

Represents a collection of Form objects.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

public class FormCollection : ReadOnlyCollectionBase

The FormCollection type exposes the following members.

  NameDescription
Public methodFormCollectionInitializes a new instance of the FormCollection class.
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  NameDescription
Public propertyCountGets the number of elements contained in the ReadOnlyCollectionBase instance. (Inherited from ReadOnlyCollectionBase.)
Protected propertyInnerListGets the list of elements contained in the ReadOnlyCollectionBase instance. (Inherited from ReadOnlyCollectionBase.)
Public propertyItem[Int32]Gets or sets an element in the collection by its numeric index.
Public propertyItem[String]Gets or sets an element in the collection by the name of the associated Form object.
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  NameDescription
Public methodEquals(Object)Determines whether the specified object is equal to the current object. (Inherited from Object.)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public methodGetEnumeratorReturns an enumerator that iterates through the ReadOnlyCollectionBase instance. (Inherited from ReadOnlyCollectionBase.)
Public methodGetHashCodeServes as the default hash function. (Inherited from Object.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object. (Inherited from Object.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)
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  NameDescription
Explicit interface implemetationPrivate methodICollection.CopyToCopies the entire ReadOnlyCollectionBase to a compatible one-dimensional Array, starting at the specified index of the target array. (Inherited from ReadOnlyCollectionBase.)
Explicit interface implemetationPrivate propertyICollection.IsSynchronizedGets a value indicating whether access to a ReadOnlyCollectionBase object is synchronized (thread safe). (Inherited from ReadOnlyCollectionBase.)
Explicit interface implemetationPrivate propertyICollection.SyncRootGets an object that can be used to synchronize access to a ReadOnlyCollectionBase object. (Inherited from ReadOnlyCollectionBase.)
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FormCollection is used by the Application object to list the currently open forms in an application through the OpenForms property.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
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