TableLayoutCellPaintEventHandler Delegado

Definición

Representa el método que controlará el evento CellPaint.Represents the method that will handle the CellPaint event.

public delegate void TableLayoutCellPaintEventHandler(System::Object ^ sender, TableLayoutCellPaintEventArgs ^ e);
public delegate void TableLayoutCellPaintEventHandler(object sender, TableLayoutCellPaintEventArgs e);
type TableLayoutCellPaintEventHandler = delegate of obj * TableLayoutCellPaintEventArgs -> unit
Public Delegate Sub TableLayoutCellPaintEventHandler(sender As Object, e As TableLayoutCellPaintEventArgs)

Parámetros

sender
Object

Origen del evento.The source of the event.

e
TableLayoutCellPaintEventArgs

Objeto TableLayoutCellPaintEventArgs que contiene los datos del evento.A TableLayoutCellPaintEventArgs that contains the event data.

Ejemplos

En el ejemplo siguiente se muestra cómo un TableLayoutCellPaintEventHandler delegado para personalizar la apariencia de un TableLayoutPanel control.The following example shows how to a TableLayoutCellPaintEventHandler delegate to customize the appearance of a TableLayoutPanel control. Este ejemplo de código forma parte de un ejemplo mayor proporcionado para el TableLayoutPanel control.This code example is part of a larger example provided for the TableLayoutPanel control.

public class DemoTableLayoutPanel : TableLayoutPanel
{
    protected override void OnCellPaint(TableLayoutCellPaintEventArgs e)
    {
        base.OnCellPaint(e);

        Control c = this.GetControlFromPosition(e.Column, e.Row);

        if ( c != null )
        {
            Graphics g = e.Graphics;

            g.DrawRectangle(
                Pens.Red, 
                e.CellBounds.Location.X+1,
                e.CellBounds.Location.Y + 1,
                e.CellBounds.Width - 2, e.CellBounds.Height - 2);

            g.FillRectangle(
                Brushes.Blue, 
                e.CellBounds.Location.X + 1, 
                e.CellBounds.Location.Y + 1, 
                e.CellBounds.Width - 2, 
                e.CellBounds.Height - 2);
        };
    }
}
Public Class DemoTableLayoutPanel
    Inherits TableLayoutPanel

    Protected Overrides Sub OnCellPaint( _
    ByVal e As System.Windows.Forms.TableLayoutCellPaintEventArgs)

        MyBase.OnCellPaint(e)

        Dim c As Control = Me.GetControlFromPosition(e.Column, e.Row)

        If c IsNot Nothing Then
            Dim g As Graphics = e.Graphics

            g.DrawRectangle( _
            Pens.Red, _
            e.CellBounds.Location.X + 1, _
            e.CellBounds.Location.Y + 1, _
            e.CellBounds.Width - 2, _
            e.CellBounds.Height - 2)

            g.FillRectangle( _
            Brushes.Blue, _
            e.CellBounds.Location.X + 1, _
            e.CellBounds.Location.Y + 1, _
            e.CellBounds.Width - 2, _
            e.CellBounds.Height - 2)
        End If

    End Sub

End Class

Comentarios

Cuando se crea un TableLayoutCellPaintEventHandler delegado, se identifica un método para controlar el evento.When you create a TableLayoutCellPaintEventHandler delegate, you identify a method to handle the event. Para asociar el evento al controlador, se debe agregar una instancia del delegado al evento.To associate the event with your event handler, add an instance of the delegate to the event. Siempre que se produce el evento, se llama a su controlador, a menos que se quite el delegado.The event handler is called whenever the event occurs, unless you remove the delegate. Para obtener más información sobre los delegados de controladores de eventos, vea controlar y provocar eventos.For more information about event handler delegates, see Handling and Raising Events.

Métodos de extensión

GetMethodInfo(Delegate)

Obtiene un objeto que representa el método representado por el delegado especificado.Gets an object that represents the method represented by the specified delegate.

Se aplica a

Consulte también