Control.Contains(Control) Method

Definition

Retrieves a value indicating whether the specified control is a child of the control.

public bool Contains (System.Windows.Forms.Control ctl);
public bool Contains (System.Windows.Forms.Control? ctl);

Parameters

ctl
Control

The Control to evaluate.

Returns

true if the specified control is a child of the control; otherwise, false.

Examples

The following code example ensures that a Label is visible by calling its BringToFront method. This example requires that you have a Form with a Panel named panel1, and a Label named label1.

private void MakeLabelVisible()
{
   /* If the panel contains label1, bring it 
   * to the front to make sure it is visible. */
   if(panel1.Contains(label1))
   {
      label1.BringToFront();
   }
}

Applies to

Product Versions
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop 3.0, 3.1, 5, 6, 7, 8, 9

See also