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UIElementCollection.Add Method

Adds the specified element to the UIElementCollection.

Namespace:  System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)

public virtual int Add(
	UIElement element
)
You cannot use methods in XAML.

Parameters

element
Type: System.Windows.UIElement

The UIElement to add.

Return Value

Type: System.Int32
The index position of the added element.

The following example uses the Add method to add child content to a parent StackPanel. You do this by using the Children property, which is of type UIElementCollection. For the complete sample, see Using Elements Sample.

		void AddButton(object sender, MouseButtonEventArgs e)
		{
			sp1.Children.Clear();
			btn = new Button();
			btn.Content = "New Button";
			sp1.Children.Add(btn);
		}

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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

.NET Framework

Supported in: 3.5, 3.0

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