3 writes to IsValid
PresentationCore (3)
System\Windows\Input\Stylus\Pointer\PointerTabletDeviceCollection.cs (3)
85
IsValid
= UnsafeNativeMethods.GetPointerDevices(ref deviceCount, null);
92
IsValid
= UnsafeNativeMethods.GetPointerDevices(ref deviceCount, deviceInfos);
147
IsValid
= false;
4 references to IsValid
PresentationCore (4)
System\Windows\Input\Stylus\Pointer\PointerTabletDeviceCollection.cs (2)
87
if (
IsValid
)
94
if (
IsValid
)
System\Windows\InterOp\HwndPointerInputProvider.cs (2)
344
if (!tablets.
IsValid
)
350
if (!tablets.
IsValid
)