public static DeviceHandler Create(ISynDevice device)
{
var waitHandle = new AutoResetEvent(false);
device.SetEventNotification(waitHandle.SafeWaitHandle);
return(new DeviceHandler(device, waitHandle));
}
public static string GetStringProperty(
this ISynDevice device,
DeviceStringProperty property)
{
int len = 256;
var buf = Marshal.AllocHGlobal(len);
try {
unsafe {
device.GetStringProperty((int)property, ref *(byte *)buf.ToPointer(), len);
}
return(Marshal.PtrToStringAnsi(buf));
} finally {
Marshal.FreeHGlobal(buf);
}
}
private DeviceHandler(ISynDevice device, AutoResetEvent waitHandle)
{
this.device = device;
Event = waitHandle;
}
public static int GetProperty(this ISynDevice device, DeviceProperty property)
{
device.GetProperty((int)property, out int value);
return(value);
}