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ToolTipOpening Attached Event
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ToolTipService.ToolTipOpening Attached Event

.NET Framework 4.6 and 4.5

Occurs when the ToolTip opens.

Namespace:  System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

See AddToolTipOpeningHandler, RemoveToolTipOpeningHandler
<object ToolTipService.ToolTipOpening="ToolTipEventHandler" .../>

.NET Framework

Supported in: 4.6, 4.5
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