5 references to IsNull
System.Windows.Forms (5)
System\Windows\Forms\Application.ThreadContext.cs (2)
299
if (!_handle.
IsNull
)
456
if (!_handle.
IsNull
)
System\Windows\Forms\Components\KioskModeManager\KioskModeManager.cs (3)
851
if (!_powerRequestHandle.
IsNull
)
874
if (_powerRequestHandle.
IsNull
)
896
if (_powerRequestHandle.
IsNull
)