Control.ControlCollection.GetChildIndex Method
Definition
Important
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Retrieves the index of a control within the control collection.
Overloads
GetChildIndex(Control) |
Retrieves the index of the specified child control within the control collection. |
GetChildIndex(Control, Boolean) |
Retrieves the index of the specified child control within the control collection, and optionally raises an exception if the specified control is not within the control collection. |
GetChildIndex(Control)
Retrieves the index of the specified child control within the control collection.
public:
int GetChildIndex(System::Windows::Forms::Control ^ child);
public int GetChildIndex (System.Windows.Forms.Control child);
member this.GetChildIndex : System.Windows.Forms.Control -> int
Public Function GetChildIndex (child As Control) As Integer
Parameters
Returns
A zero-based index value that represents the location of the specified child control within the control collection.
Exceptions
The child
control is not in the Control.ControlCollection.
Remarks
The control with an index value of zero is at the top of the z-order, and higher numbers are closer to the bottom.
See also
Applies to
GetChildIndex(Control, Boolean)
Retrieves the index of the specified child control within the control collection, and optionally raises an exception if the specified control is not within the control collection.
public:
int GetChildIndex(System::Windows::Forms::Control ^ child, bool throwException);
public:
virtual int GetChildIndex(System::Windows::Forms::Control ^ child, bool throwException);
public int GetChildIndex (System.Windows.Forms.Control child, bool throwException);
public virtual int GetChildIndex (System.Windows.Forms.Control child, bool throwException);
member this.GetChildIndex : System.Windows.Forms.Control * bool -> int
abstract member GetChildIndex : System.Windows.Forms.Control * bool -> int
override this.GetChildIndex : System.Windows.Forms.Control * bool -> int
Public Function GetChildIndex (child As Control, throwException As Boolean) As Integer
Public Overridable Function GetChildIndex (child As Control, throwException As Boolean) As Integer
Parameters
- throwException
- Boolean
true
to throw an exception if the Control specified in the child
parameter is not a control in the Control.ControlCollection; otherwise, false
.
Returns
A zero-based index value that represents the location of the specified child control within the control collection; otherwise -1 if the specified Control is not found in the Control.ControlCollection.
Exceptions
The child
Control is not in the Control.ControlCollection, and the throwException
parameter value is true
.
Remarks
The control with an index value of zero is at the top of the z-order, and higher numbers are closer to the bottom. A return value of -1 is returned only when the throwException
parameter is false
.
See also
Applies to
.NET
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