Control Properties


.NET Framework Class Library
Control.CanFocus Property

Gets a value indicating whether the control can receive focus.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

Syntax

Visual Basic (Declaration)
Public ReadOnly Property CanFocus As Boolean
Visual Basic (Usage)
Dim instance As Control
Dim value As Boolean

value = instance.CanFocus
C#
public bool CanFocus { get; }
C++
public:
property bool CanFocus {
    bool get ();
}
J#
/** @property */
public boolean get_CanFocus ()
JScript
public function get CanFocus () : boolean

Property Value

true if the control can receive focus; otherwise, false.
Remarks

In order for a control to receive input focus, the control must have a handle assigned to it, and the Visible and Enabled properties must both be set to true for both the control and all its parent controls, and the control must be a form or the control's outermost parent must be a form.

Example

The following code example sets focus to the specified Control, if it can receive focus.

Visual Basic
Public Sub ControlSetFocus(control As Control)
   ' Set focus to the control, if it can receive focus.
   If control.CanFocus Then
      control.Focus()
   End If
End Sub
C#
public void ControlSetFocus(Control control)
{
   // Set focus to the control, if it can receive focus.
   if(control.CanFocus)
   {
      control.Focus();
   }
}
C++
public:
   void ControlSetFocus( Control^ control )
   {
      
      // Set focus to the control, if it can receive focus.
      if ( control->CanFocus )
      {
         control->Focus();
      }
   }
J#
public void ControlSetFocus(Control control)
{
    // Set focus to the control, if it can receive focus.
    if (control.get_CanFocus()) {
        control.Focus();
    }
} //ControlSetFocus
Platforms

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

Version Information

.NET Framework

Supported in: 2.0, 1.1, 1.0
See Also

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