ItemCheckedEventArgs ItemCheckedEventArgs ItemCheckedEventArgs ItemCheckedEventArgs Class

定义

ItemChecked 控件的 ListView 事件提供数据。Provides data for the ItemChecked event of the ListView control.

public ref class ItemCheckedEventArgs : EventArgs
public class ItemCheckedEventArgs : EventArgs
type ItemCheckedEventArgs = class
    inherit EventArgs
Public Class ItemCheckedEventArgs
Inherits EventArgs
继承
ItemCheckedEventArgsItemCheckedEventArgsItemCheckedEventArgsItemCheckedEventArgs

示例

下面的代码示例演示如何使用此类型。The following code example demonstrates the use of this type. 在示例中,事件处理程序报告的匹配项ItemChecked事件。In the example, an event handler reports on the occurrence of the ItemChecked event. 此报告可帮助您了解事件发生的并可以帮助您进行调试。This report helps you to learn when the event occurs and can assist you in debugging. 若要报告或频繁发生的事件上多个事件,请考虑更换ShowConsole.WriteLine或将消息附加到多行TextBoxTo report on multiple events or on events that occur frequently, consider replacing Show with Console.WriteLine or appending the message to a multiline TextBox.

若要运行此代码示例,请将其粘贴到包含类型的实例的项目ListView名为ListView1To run the example code, paste it into a project that contains an instance of type ListView named ListView1. 然后,确保事件处理程序相关联ItemChecked事件。Then ensure that the event handler is associated with the ItemChecked event.

private void ListView1_ItemChecked(Object sender, ItemCheckedEventArgs e) {

System.Text.StringBuilder messageBoxCS = new System.Text.StringBuilder();
messageBoxCS.AppendFormat("{0} = {1}", "Item", e.Item );
messageBoxCS.AppendLine();
MessageBox.Show(messageBoxCS.ToString(), "ItemChecked Event" );
}
Private Sub ListView1_ItemChecked(sender as Object, e as ItemCheckedEventArgs) _ 
     Handles ListView1.ItemChecked

    Dim messageBoxVB as New System.Text.StringBuilder()
    messageBoxVB.AppendFormat("{0} = {1}", "Item", e.Item)
    messageBoxVB.AppendLine()
    MessageBox.Show(messageBoxVB.ToString(),"ItemChecked Event")

End Sub

构造函数

ItemCheckedEventArgs(ListViewItem) ItemCheckedEventArgs(ListViewItem) ItemCheckedEventArgs(ListViewItem) ItemCheckedEventArgs(ListViewItem)

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

属性

Item Item Item Item

获取选中状态将更改的 ListViewItemGets the ListViewItem whose checked state is changing.

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)
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)

适用于