NotifyCollectionChangedEventArgs 构造函数

定义

命名空间:: System.Collections.Specialized

程序集:: System.dll, System.ObjectModel.dll

程序集:: netstandard.dll, System.ObjectModel.dll

程序集:: System.ObjectModel.dll

程序集:: WindowsBase.dll

程序集:: System.dll

程序集:: netstandard.dll

重要

一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。

初始化 NotifyCollectionChangedEventArgs 类的新实例。

重载

名称	说明
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction)	初始化描述NotifyCollectionChangedEventArgs更改的Reset类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList)	初始化描述多项更改的 NotifyCollectionChangedEventArgs 类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object)	初始化描述一项更改的 NotifyCollectionChangedEventArgs 类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, IList)	初始化描述多项NotifyCollectionChangedEventArgs更改的Replace类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, Int32)	初始化描述多项更改或更改NotifyCollectionChangedEventArgs的Reset类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Int32)	初始化描述一项更改的 NotifyCollectionChangedEventArgs 类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Object)	初始化描述一项NotifyCollectionChangedEventArgs更改的Replace类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, IList, Int32)	初始化描述多项NotifyCollectionChangedEventArgs更改的Replace类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, Int32, Int32)	初始化描述多项NotifyCollectionChangedEventArgs更改的Move类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Int32, Int32)	初始化描述一项NotifyCollectionChangedEventArgs更改的Move类的新实例。
NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Object, Int32)	初始化描述一项NotifyCollectionChangedEventArgs更改的Replace类的新实例。

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述NotifyCollectionChangedEventArgs更改的Reset类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction)

参数

action: NotifyCollectionChangedAction

导致事件的操作。此属性必须设置为 Reset。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述多项更改的 NotifyCollectionChangedEventArgs 类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Collections::IList ^ changedItems);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList changedItems);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList? changedItems);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * System.Collections.IList -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, changedItems As IList)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这可以设置为 Reset， Add也可以 Remove。

changedItems: IList

受更改影响的项。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述一项更改的 NotifyCollectionChangedEventArgs 类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Object ^ changedItem);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object changedItem);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object? changedItem);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * obj -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, changedItem As Object)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这可以设置为 Reset， Add也可以 Remove。

changedItem: Object

受更改影响的项。

例外

ArgumentException

如果未 action 重置、添加或删除，或者 action 重置且 changedItem 不为 null。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, IList)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述多项NotifyCollectionChangedEventArgs更改的Replace类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Collections::IList ^ newItems, System::Collections::IList ^ oldItems);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList newItems, System.Collections.IList oldItems);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * System.Collections.IList * System.Collections.IList -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, newItems As IList, oldItems As IList)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这只能设置为 Replace。

newItems: IList

替换原始项的新项。

oldItems: IList

被替换的原始项。

例外

ArgumentException

如果未 action 替换。

ArgumentNullException

如果 oldItems 为 null，则 newItems 为 null。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, Int32)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述多项更改或更改NotifyCollectionChangedEventArgs的Reset类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Collections::IList ^ changedItems, int startingIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList changedItems, int startingIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList? changedItems, int startingIndex);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * System.Collections.IList * int -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, changedItems As IList, startingIndex As Integer)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这可以设置为 Reset， Add也可以 Remove。

changedItems: IList

受更改影响的项。

startingIndex: Int32

发生更改的索引。

例外

ArgumentException

如果未 action 重置、添加或删除，则 action 为 Reset 且 changedItems 不是 null 或 startingIndex 不是 -1，或者操作为“添加或删除”且 startingIndex 小于 -1。

ArgumentNullException

如果 action 为“添加或删除”，则 changedItems 为 null。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Int32)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述一项更改的 NotifyCollectionChangedEventArgs 类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Object ^ changedItem, int index);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object changedItem, int index);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object? changedItem, int index);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * obj * int -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, changedItem As Object, index As Integer)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这可以设置为 Reset， Add也可以 Remove。

changedItem: Object

受更改影响的项。

index: Int32

发生更改的索引。

例外

ArgumentException

如果未 action 重置、添加或删除，或者 action 重置且 changedItem 不是 null 或 index 不是 -1。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Object)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述一项NotifyCollectionChangedEventArgs更改的Replace类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Object ^ newItem, System::Object ^ oldItem);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object newItem, object oldItem);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object? newItem, object? oldItem);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * obj * obj -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, newItem As Object, oldItem As Object)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这只能设置为 Replace。

newItem: Object

正在替换原始项的新项。

oldItem: Object

替换的原始项。

例外

ArgumentException

如果未 action 替换。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, IList, Int32)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述多项NotifyCollectionChangedEventArgs更改的Replace类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Collections::IList ^ newItems, System::Collections::IList ^ oldItems, int startingIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList newItems, System.Collections.IList oldItems, int startingIndex);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * System.Collections.IList * System.Collections.IList * int -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, newItems As IList, oldItems As IList, startingIndex As Integer)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这只能设置为 Replace。

newItems: IList

替换原始项的新项。

oldItems: IList

被替换的原始项。

startingIndex: Int32

要替换的项的第一项的索引。

例外

ArgumentException

如果未 action 替换。

ArgumentNullException

如果 oldItems 为 null，则 newItems 为 null。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IList, Int32, Int32)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述多项NotifyCollectionChangedEventArgs更改的Move类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Collections::IList ^ changedItems, int index, int oldIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList changedItems, int index, int oldIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, System.Collections.IList? changedItems, int index, int oldIndex);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * System.Collections.IList * int * int -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, changedItems As IList, index As Integer, oldIndex As Integer)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这只能设置为 Move。

changedItems: IList

受更改影响的项。

index: Int32

已更改项的新索引。

oldIndex: Int32

已更改项的旧索引。

例外

ArgumentException

如果未 action 移动或 index 小于 0。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Int32, Int32)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述一项NotifyCollectionChangedEventArgs更改的Move类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Object ^ changedItem, int index, int oldIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object changedItem, int index, int oldIndex);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object? changedItem, int index, int oldIndex);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * obj * int * int -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, changedItem As Object, index As Integer, oldIndex As Integer)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这只能设置为 Move。

changedItem: Object

受更改影响的项。

index: Int32

已更改项的新索引。

oldIndex: Int32

已更改项的旧索引。

例外

ArgumentException

如果未 action 移动或 index 小于 0。

适用于

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, Object, Object, Int32)

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

Source:: NotifyCollectionChangedEventArgs.cs

初始化描述一项NotifyCollectionChangedEventArgs更改的Replace类的新实例。

public:
 NotifyCollectionChangedEventArgs(System::Collections::Specialized::NotifyCollectionChangedAction action, System::Object ^ newItem, System::Object ^ oldItem, int index);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object newItem, object oldItem, int index);

public NotifyCollectionChangedEventArgs(System.Collections.Specialized.NotifyCollectionChangedAction action, object? newItem, object? oldItem, int index);

new System.Collections.Specialized.NotifyCollectionChangedEventArgs : System.Collections.Specialized.NotifyCollectionChangedAction * obj * obj * int -> System.Collections.Specialized.NotifyCollectionChangedEventArgs

Public Sub New (action As NotifyCollectionChangedAction, newItem As Object, oldItem As Object, index As Integer)

参数

action: NotifyCollectionChangedAction

导致事件的操作。这可以设置为 Replace.

newItem: Object

正在替换原始项的新项。

oldItem: Object

替换的原始项。

index: Int32

要替换的项的索引。

例外

ArgumentException

如果未 action 替换。

适用于

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