Help.ShowPopup(Control, String, Point) Metode

Definisi

Ruang nama:

System.Windows.Forms

Rakitan:

System.Windows.Forms.dll

Menampilkan jendela sembul Bantuan.

public:
 static void ShowPopup(System::Windows::Forms::Control ^ parent, System::String ^ caption, System::Drawing::Point location);

public static void ShowPopup (System.Windows.Forms.Control? parent, string caption, System.Drawing.Point location);

static member ShowPopup : System.Windows.Forms.Control * string * System.Drawing.Point -> unit

Public Shared Sub ShowPopup (parent As Control, caption As String, location As Point)

Parameter

parent

Control

Control Yang mengidentifikasi induk kotak dialog Bantuan.

caption

String

Pesan yang akan ditampilkan di jendela pop-up.

location

Point

Nilai yang menentukan koordinat horizontal dan vertikal untuk menampilkan jendela pop-up, relatif terhadap sudut kiri atas layar.

Contoh

Contoh kode berikut menggunakan KeyUp peristiwa dengan Help kelas untuk menampilkan bantuan gaya pop-up kepada pengguna.

   // This example demonstrates how to use the KeyUp event with the Help class to display
   // pop-up style help to the user of the application. When the user presses F1, the Help
   // class displays a pop-up window, similar to a ToolTip, near the control. This example assumes
   // that a TextBox control, named textBox1, has been added to the form and its KeyUp
   // event has been connected to this event handler method.
private:
   void textBox1_KeyUp( Object^ /*sender*/, System::Windows::Forms::KeyEventArgs^ e )
   {
      
      // Determine whether the key entered is the F1 key. Display help if it is.
      if ( e->KeyCode == Keys::F1 )
      {
         
         // Display a pop-up help topic to assist the user.
         Help::ShowPopup( textBox1, "Enter your first name", Point(textBox1->Right,this->textBox1->Bottom) );
      }
   }

// This example demonstrates how to use the KeyUp event with the Help class to display
// pop-up style help to the user of the application. When the user presses F1, the Help
// class displays a pop-up window, similar to a ToolTip, near the control. This example assumes
// that a TextBox control, named textBox1, has been added to the form and its KeyUp
// event has been contected to this event handler method.
private void textBox1_KeyUp(object sender, System.Windows.Forms.KeyEventArgs e)
{
    // Determine whether the key entered is the F1 key. Display help if it is.
    if(e.KeyCode == Keys.F1)
    {
        // Display a pop-up help topic to assist the user.
        Help.ShowPopup(textBox1, "Enter your first name", new Point(textBox1.Right, this.textBox1.Bottom));
    }
}

' This example demonstrates how to use the KeyUp event with the Help class to display
' pop-up style help to the user of the application. When the user presses F1, the Help
' class displays a pop-up window, similar to a ToolTip, near the control. This example assumes
' that a TextBox control, named textBox1, has been added to the form and its KeyUp
' event has been contected to this event handler method.
Private Sub textBox1_KeyUp(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles textBox1.KeyUp
    ' Determine whether the key entered is the F1 key. Display help if it is.
    If e.KeyCode = Keys.F1 Then
        ' Display a pop-up help topic to assist the user.
        Help.ShowPopup(textBox1, "Enter your first name", New Point(textBox1.Right, Me.textBox1.Bottom))
    End If
End Sub

Lihat juga

• ShowHelp(Control, String)
• ShowHelpIndex(Control, String)