public bool IsMouseLeftButtonDown {get; set;}
get_IsMouseLeftButtonDown();
set_IsMouseLeftButtonDown(value);
For touch-enabled devices, the touch input is always treated as the left button. So IsMouseLeftButtonDown will be true if the user has a pressed a finger on the device and false otherwise.
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