FormCollection FormCollection FormCollection FormCollection Class

定义

表示 Form 对象集合。Represents a collection of Form objects.

public ref class FormCollection : System::Collections::ReadOnlyCollectionBase
public class FormCollection : System.Collections.ReadOnlyCollectionBase
type FormCollection = class
    inherit ReadOnlyCollectionBase
Public Class FormCollection
Inherits ReadOnlyCollectionBase
继承

注解

FormCollectionApplication对象用来OpenForms通过属性列出应用程序中当前打开的窗体。FormCollection is used by the Application object to list the currently open forms in an application through the OpenForms property.

构造函数

FormCollection() FormCollection() FormCollection() FormCollection()

初始化 FormCollection 类的新实例。Initializes a new instance of the FormCollection class.

属性

Count Count Count Count

获取包含在 ReadOnlyCollectionBase 实例中的元素数。Gets the number of elements contained in the ReadOnlyCollectionBase instance.

(Inherited from ReadOnlyCollectionBase)
ICollection.IsSynchronized ICollection.IsSynchronized ICollection.IsSynchronized ICollection.IsSynchronized

获取一个值,该值指示对 ReadOnlyCollectionBase 对象的访问是否同步(线程安全)。Gets a value indicating whether access to a ReadOnlyCollectionBase object is synchronized (thread safe).

(Inherited from ReadOnlyCollectionBase)
ICollection.SyncRoot ICollection.SyncRoot ICollection.SyncRoot ICollection.SyncRoot

获取一个对象,该对象可用于同步对 ReadOnlyCollectionBase 对象的访问。Gets an object that can be used to synchronize access to a ReadOnlyCollectionBase object.

(Inherited from ReadOnlyCollectionBase)
InnerList InnerList InnerList InnerList

获取包含在 ReadOnlyCollectionBase 实例中的元素的列表。Gets the list of elements contained in the ReadOnlyCollectionBase instance.

(Inherited from ReadOnlyCollectionBase)
Item[Int32] Item[Int32] Item[Int32] Item[Int32]

按照数字索引获取或设置集合中的元素。Gets or sets an element in the collection by its numeric index.

Item[String] Item[String] Item[String] Item[String]

根据关联的 Form 对象的名称获取或设置集合中的元素。Gets or sets an element in the collection by the name of the associated Form object.

方法

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

确定指定的对象是否等于当前对象。Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetEnumerator() GetEnumerator() GetEnumerator() GetEnumerator()

返回循环访问 ReadOnlyCollectionBase 实例的枚举器。Returns an enumerator that iterates through the ReadOnlyCollectionBase instance.

(Inherited from ReadOnlyCollectionBase)
GetHashCode() GetHashCode() GetHashCode() GetHashCode()

作为默认哈希函数。Serves as the default hash function.

(Inherited from Object)
GetType() GetType() GetType() GetType()

获取当前实例的 TypeGets the Type of the current instance.

(Inherited from Object)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

创建当前 Object 的浅表副本。Creates a shallow copy of the current Object.

(Inherited from Object)
ToString() ToString() ToString() ToString()

返回表示当前对象的字符串。Returns a string that represents the current object.

(Inherited from Object)

显式界面实现

ICollection.CopyTo(Array, Int32) ICollection.CopyTo(Array, Int32) ICollection.CopyTo(Array, Int32) ICollection.CopyTo(Array, Int32)

从目标数组的指定索引处开始将整个 ReadOnlyCollectionBase 复制到兼容的一维 ArrayCopies the entire ReadOnlyCollectionBase to a compatible one-dimensional Array, starting at the specified index of the target array.

(Inherited from ReadOnlyCollectionBase)

扩展方法

Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable) Cast<TResult>(IEnumerable)

IEnumerable 的元素强制转换为指定的类型。Casts the elements of an IEnumerable to the specified type.

OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable) OfType<TResult>(IEnumerable)

根据指定类型筛选 IEnumerable 的元素。Filters the elements of an IEnumerable based on a specified type.

AsParallel(IEnumerable) AsParallel(IEnumerable) AsParallel(IEnumerable) AsParallel(IEnumerable)

启用查询的并行化。Enables parallelization of a query.

AsQueryable(IEnumerable) AsQueryable(IEnumerable) AsQueryable(IEnumerable) AsQueryable(IEnumerable)

IEnumerable 转换为 IQueryableConverts an IEnumerable to an IQueryable.

适用于

另请参阅