private void ReadFreezeFrameData()
{
while (true)
{
this.BeginInvoke(new Action(() => {
freezeFrame.Reset();
}));
OBDParameter parameter = m_obdInterface.LookupParameter("SAE.FF_DTC");
if (parameter == null)
{
MessageBox.Show(
"加载SAE.FF_DTC参数时发生错误",
"出错",
MessageBoxButtons.OK,
MessageBoxIcon.Hand
);
break;
}
OBDParameterValue value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (value.ErrorDetected)
{
m_obdInterface.GetLogger().TraceError("Error while requesting SAE.FF_DTC");
MessageBox.Show(
"请求SAE.FF_DTC命令时发生错误",
"出错",
MessageBoxButtons.OK,
MessageBoxIcon.Hand
);
break;
}
if (string.Compare(value.StringValue, "P0000") == 0)
{
MessageBox.Show(
string.Format("在 #{0} 帧中，没有发现冻结帧信息", m_FrameNumber),
"信息",
MessageBoxButtons.OK,
MessageBoxIcon.Asterisk
);
break;
}
this.BeginInvoke(new Action(() => {
progressBar.Value = 0;
freezeFrame.DTC = value.StringValue;
}));
parameter = m_obdInterface.LookupParameter("SAE.FUEL1_STATUS");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.FuelSystem1Status = value.StringValue;
}));
}
parameter = m_obdInterface.LookupParameter("SAE.FUEL2_STATUS");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.FuelSystem2Status = value.StringValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.LOAD_CALC");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.CalculatedLoad = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.ECT");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.EngineCoolantTemp = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.STFT1");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.STFT1 = value.DoubleValue;
}));
}
parameter = m_obdInterface.LookupParameter("SAE.STFT3");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.STFT3 = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.LTFT1");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.LTFT1 = value.DoubleValue;
}));
}
parameter = m_obdInterface.LookupParameter("SAE.LTFT3");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.LTFT3 = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.STFT2");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.STFT2 = value.DoubleValue;
}));
}
parameter = m_obdInterface.LookupParameter("SAE.STFT4");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.STFT4 = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.LTFT2");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.LTFT2 = value.DoubleValue;
}));
}
parameter = m_obdInterface.LookupParameter("SAE.LTFT4");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.LTFT4 = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.MAP");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.IntakePressure = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.RPM");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.EngineRPM = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.VSS");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.VehicleSpeed = value.DoubleValue;
}));
}
this.BeginInvoke(new Action(() => {
progressBar.Increment(progressBar.Step);
}));
if (!m_KeepReading)
{
break;
}
parameter = m_obdInterface.LookupParameter("SAE.SPARKADV");
if (parameter == null)
{
break;
}
value = m_obdInterface.GetValue(parameter.GetFreezeFrameCopy(m_FrameNumber));
if (!value.ErrorDetected)
{
this.BeginInvoke(new Action(() => {
freezeFrame.SparkAdvance = value.DoubleValue;
}));
}
break;
}
this.BeginInvoke(new Action(() => {
progressBar.Value = progressBar.Maximum;
btnRefresh.Enabled = true;
btnCancel.Enabled = false;
}));
}
private void CollectData()
{
DisplayStatusMessage("请求MIL状态和故障码数量");
DisplayRequest("0101");
OBDParameterValue value5 = m_obdInterface.GetValue("SAE.MIL");
this.BeginInvoke((EventHandler) delegate {
progressBar.Value += 1;
});
if (!value5.ErrorDetected)
{
if (value5.BoolValue)
{
DisplayDetailMessage("MIL状态: On");
m_bReportForm.ReportPage1.MilStatus = true;
}
else
{
DisplayDetailMessage("MIL状态: Off");
m_bReportForm.ReportPage1.MilStatus = false;
}
}
OBDParameterValue value3 = m_obdInterface.GetValue("SAE.DTC_COUNT");
this.BeginInvoke((EventHandler) delegate {
progressBar.Value += 1;
});
if (!value3.ErrorDetected)
{
m_bReportForm.ReportPage1.TotalCodes = (int)value3.DoubleValue;
DisplayDetailMessage("存储的故障码数量: " + value3.DoubleValue.ToString());
}
DisplayStatusMessage("请求存储的故障码列表");
OBDParameterValue value4 = m_obdInterface.GetValue("SAE.STORED_DTCS");
this.BeginInvoke((EventHandler) delegate {
progressBar.Value += 1;
});
if (!value4.ErrorDetected)
{
m_bReportForm.ReportPage1.DTCList.Clear();
foreach (string strVal in value4.ListStringValue)
{
m_bReportForm.ReportPage1.DTCList.Add(strVal);
DisplayDetailMessage("存储的故障码: " + strVal);
DTC dtc2 = m_obdInterface.GetDTC(strVal);
if (dtc2 != null)
{
m_bReportForm.ReportPage1.DTCDefinitionList.Add(dtc2.Description);
}
}
}
DisplayStatusMessage("请求未决故障码列表");
OBDParameterValue value2 = m_obdInterface.GetValue("SAE.PENDING_DTCS");
this.BeginInvoke((EventHandler) delegate {
progressBar.Value += 1;
});
if (!value2.ErrorDetected)
{
m_bReportForm.ReportPage1.PendingList.Clear();
foreach (string strVal in value2.ListStringValue)
{
m_bReportForm.ReportPage1.PendingList.Add(strVal);
DisplayDetailMessage("未决故障码: " + strVal);
DTC dtc = m_obdInterface.GetDTC(strVal);
if (dtc != null)
{
m_bReportForm.ReportPage1.PendingDefinitionList.Add(dtc.Description);
}
}
}
DisplayStatusMessage("检查冻结帧数据");
OBDParameter parameter = m_obdInterface.LookupParameter("SAE.FF_DTC");
if (parameter != null)
{
OBDParameter freezeFrameCopy = parameter.GetFreezeFrameCopy(0);
value2 = m_obdInterface.GetValue(freezeFrameCopy);
this.BeginInvoke((EventHandler) delegate {
progressBar.Value += 1;
});
if (!value2.ErrorDetected)
{
m_bReportForm.ReportPage1.FreezeFrameDTC = value2.StringValue;
DisplayDetailMessage("找到冻结帧数据 " + value2.StringValue);
CollectFreezeFrameData();
}
else
{
m_bReportForm.ReportPage1.FreezeFrameDTC = "P0000";
DisplayDetailMessage("未找到冻结帧数据");
}
CollectMonitoringTestData();
this.BeginInvoke((EventHandler) delegate {
progressBar.Value = progressBar.Maximum;
btnGenerate.Enabled = true;
// ReportForm窗体类里需要调用SaveFileDialog.ShowDialog()
// 该方法需要调用COM对象（系统中的打开文件通用对话框），故需要调用者线程具有STA模式（单线程单元模式）
// 而Task无法显式设置线程模式为STA，故只能在主UI线程里调用ReportForm窗体类
m_bReportForm.ShowDialog();
});
}
}