TreeNodeMouseClickEventArgs.Node Properti

Definisi

Ruang nama:

System.Windows.Forms

Rakitan:

System.Windows.Forms.dll

Mendapatkan simpul yang diklik.

public:
 property System::Windows::Forms::TreeNode ^ Node { System::Windows::Forms::TreeNode ^ get(); };

public System.Windows.Forms.TreeNode Node { get; }

member this.Node : System.Windows.Forms.TreeNode

Public ReadOnly Property Node As TreeNode

Nilai Properti

TreeNode

Yang TreeNode diklik.

Contoh

Contoh kode berikut menunjukkan cara menangani NodeMouseDoubleClick peristiwa dan cara menggunakan TreeNodeMouseClickEventArgs. Untuk menjalankan contoh ini, tempelkan kode ke dalam Formulir Windows yang berisi bernama TreeViewtreeView1. Isi treeView1 dengan nama file yang terletak di c:\ direktori sistem tempat sampel berjalan, dan kaitkan NodeMouseDoubleClick peristiwa treeView1 dengan treeView1_NodeMouseDoubleClick metode dalam contoh ini.

    // If a node is double-clicked, open the file indicated by the TreeNode.
private:
    void InitialTreeView_NodeMouseDoubleClick(Object^ sender,
        TreeNodeMouseClickEventArgs^ e)
    {
        try
        {
            // Look for a file extension.
            if (e->Node->Text->Contains("."))
            {
                System::Diagnostics::Process::Start("c:\\" + e->Node->Text);
            }
        }
        // If the file is not found, handle the exception and inform the user.
        catch (System::ComponentModel::Win32Exception^)
        {
            MessageBox::Show("File not found.");
        }
    }

// If a node is double-clicked, open the file indicated by the TreeNode.
void treeView1_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
    try
    {
        // Look for a file extension.
        if (e.Node.Text.Contains("."))
            System.Diagnostics.Process.Start(@"c:\" + e.Node.Text);
    }
        // If the file is not found, handle the exception and inform the user.
    catch (System.ComponentModel.Win32Exception)
    {
        MessageBox.Show("File not found.");
    }
}

' If a node is double-clicked, open the file indicated by the TreeNode.
Sub treeView1_NodeMouseDoubleClick(ByVal sender As Object, _
    ByVal e As TreeNodeMouseClickEventArgs) _
    Handles treeView1.NodeMouseDoubleClick

    Try
        ' Look for a file extension, and open the file.
        If e.Node.Text.Contains(".") Then
            System.Diagnostics.Process.Start("c:\" + e.Node.Text)
        End If
        ' If the file is not found, handle the exception and inform the user.
    Catch
        MessageBox.Show("File not found.")
    End Try

End Sub