Control.ContextMenuChanged Kejadian

Definisi

Ruang nama:

System.Windows.Forms

Rakitan:

System.Windows.Forms.dll

Sumber:

Control.cs

Perhatian

ContextMenu is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use ContextMenuStrip instead.

Terjadi ketika nilai ContextMenu properti berubah.

public:
 event EventHandler ^ ContextMenuChanged;

[System.ComponentModel.Browsable(false)]
[System.Obsolete("`ContextMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ContextMenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
public event EventHandler ContextMenuChanged;

[<System.ComponentModel.Browsable(false)>]
[<System.Obsolete("`ContextMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ContextMenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")>]
member this.ContextMenuChanged : EventHandler 

Public Custom Event ContextMenuChanged As EventHandler 

Jenis Acara

EventHandler

Atribut

BrowsableAttribute ObsoleteAttribute

Contoh

Contoh kode berikut menampilkan pesan saat perubahan terjadi pada menu pintasan.

private:
   void AddContextMenuChangedHandler()
   {
      this->myTextBox->ContextMenuChanged += gcnew EventHandler( this, &MyForm::TextBox_ContextMenuChanged );
   }

   void TextBox_ContextMenuChanged( Object^ /*sender*/, EventArgs^ /*e*/ )
   {
      MessageBox::Show( L"Shortcut menu of TextBox is changed." );
   }

private void AddContextMenuChangedHandler()
{
   this.myTextBox.ContextMenuChanged += new EventHandler(TextBox_ContextMenuChanged);
}

private void TextBox_ContextMenuChanged(object sender, EventArgs e)
{
   MessageBox.Show("Shortcut menu of TextBox is changed.");
}

Private Sub AddContextMenuChangedHandler()
   AddHandler Me.myTextBox.ContextMenuChanged, AddressOf TextBox_ContextMenuChanged
End Sub

Private Sub TextBox_ContextMenuChanged(sender As Object, e As EventArgs)
   MessageBox.Show("Shortcut menu of TextBox is changed.")
End Sub

Keterangan

Kejadian ini dimunculkan jika ContextMenu properti diubah oleh modifikasi terprogram atau interaksi pengguna.

Untuk informasi selengkapnya tentang menangani peristiwa, lihat Menangani dan Meningkatkan Peristiwa.

Lihat juga

• OnContextMenuChanged(EventArgs)
• ContextMenu
• ContextMenu