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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
)

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.

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

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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