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Window.MeasureOverride Method

Override this method to measure the size of a window.

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

protected override Size MeasureOverride(
	Size availableSize
)

Parameters

availableSize
Type: System.Windows.Size

A Size that reflects the available size that this window can give to the child. Infinity can be given as a value to indicate that the window will size to whatever content is available.

Return Value

Type: System.Windows.Size
A Size that reflects the size that this window determines it needs during layout, based on its calculations of children's sizes.

MeasureOverride is not called when the Visibility property has a value of Collapsed. If the value of the Visibility property is either Hidden or Visible, MeasureOverride is called.

NoteNote

When either Show or ShowDialog are called, the Visibility property of a Window is set to Visible.

.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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