ListViewItemSelectionChangedEventArgs.IsSelected ListViewItemSelectionChangedEventArgs.IsSelected ListViewItemSelectionChangedEventArgs.IsSelected ListViewItemSelectionChangedEventArgs.IsSelected Property

定義

項目の状態が選択済みに変化したかどうかを示す値を取得します。Gets a value indicating whether the item's state has changed to selected.

public:
 property bool IsSelected { bool get(); };
public bool IsSelected { get; }
member this.IsSelected : bool
Public ReadOnly Property IsSelected As Boolean

プロパティ値

項目の状態が選択済みに変化した場合は true。項目の状態が非選択に変化した場合は falsetrue if the item's state has changed to selected; false if the item's state has changed to deselected.

次のコード例では、このメンバーの使用を示します。The following code example demonstrates the use of this member. 例では、イベント ハンドラーが発生するときに報告、ListView.ItemSelectionChangedイベント。In the example, an event handler reports on the occurrence of the ListView.ItemSelectionChanged event. このレポートでは、イベントが発生してデバッグに役立つについて説明します。This report helps you to learn when the event occurs and can assist you in debugging. 複数のイベントまたは頻繁に発生するイベントを報告する、交換を検討MessageBox.ShowConsole.WriteLineまたはメッセージを複数行に追加TextBoxします。To report on multiple events or on events that occur frequently, consider replacing MessageBox.Show with Console.WriteLine or appending the message to a multiline TextBox.

コード例を実行する型のインスタンスを含むプロジェクトに貼り付けることListViewというListView1します。To run the example code, paste it into a project that contains an instance of type ListView named ListView1. イベント ハンドラーに関連付けられていることを確認し、ListView.ItemSelectionChangedイベント。Then ensure that the event handler is associated with the ListView.ItemSelectionChanged event.

private void ListView1_ItemSelectionChanged(Object sender, ListViewItemSelectionChangedEventArgs e) {

System.Text.StringBuilder messageBoxCS = new System.Text.StringBuilder();
messageBoxCS.AppendFormat("{0} = {1}", "IsSelected", e.IsSelected );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "Item", e.Item );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "ItemIndex", e.ItemIndex );
messageBoxCS.AppendLine();
MessageBox.Show(messageBoxCS.ToString(), "ItemSelectionChanged Event" );
}
Private Sub ListView1_ItemSelectionChanged(sender as Object, e as ListViewItemSelectionChangedEventArgs) _ 
     Handles ListView1.ItemSelectionChanged

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

End Sub

適用対象