Modifier Property (ModifierKeyArgs)
Gets or sets the Modifier Key that was pressed at the time of the event
Syntax
public MouseModifier Modifier {get; set;}
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also