public async Task <WcfResultInfo> ControlDevice(ProjectorControlServiceData serviceData)
{
var task = await DispatcherHelper.UIDispatcher.InvokeAsync(async() =>
{
var mainViewModel = (MainViewModel)DataContext;
var serialPortInfo = mainViewModel.ProjectorSerialPortInfos.FirstOrDefault(s => s.PortSignName == serviceData.PortSignName);
if ((serialPortInfo != null) && !serialPortInfo.IsOpenSerialPort)
{
return(new WcfResultInfo {
ErrorMsg = SendWcfCommandHelper.ErrorInfoForNotOpenSerialPort
});
}
var projector = serialPortInfo?.ProjectorInfos.FirstOrDefault(s => s.DeviceNumber == serviceData.DeviceNumber);
if (projector != null)
{
bool result;
if (serviceData.PowerOnOrOff)
{
result = await projector.PowerOn();
}
else
{
result = await projector.PowerOff();
}
return(new WcfResultInfo {
Data = new[] { result.ToByte() }
});
}
return(new WcfResultInfo {
ErrorMsg = SendWcfCommandHelper.ErrorInfoForNoDevices
});
});
return(task.Result);
}
public static async Task <WcfResultInfo> Send(ProjectorControlServiceData serviceData)
{
var sendWcfCommand = new SendWcfCommandEx(ProjectorDeviceService.GetProjectorDeviceService().WcfServiceAddress);
sendWcfCommand.Error += SendWcfCommand_Error;
sendWcfCommand.CommunicationError += SendWcfCommand_CommunicationError;
sendWcfCommand.TimeoutError += SendWcfCommand_TimeoutError;
var result = await sendWcfCommand.SendEx(ProjectorDeviceService.Key, serviceData.ToBytes());
sendWcfCommand.Error -= SendWcfCommand_Error;
sendWcfCommand.CommunicationError -= SendWcfCommand_CommunicationError;
sendWcfCommand.TimeoutError -= SendWcfCommand_TimeoutError;
return(result);
}
