private void RefreshDisplay()
{
richTextDTC.Text = "";
richTextPending.Text = "";
richTextPermanent.Text = "";
string text;
Font fontBigBold = new Font("Courier New", 10f, FontStyle.Bold);
Font fontSmallBold = new Font("Courier New", 8f, FontStyle.Bold);
Font fontSmallItalic = new Font("Courier New", 8f, FontStyle.Italic | FontStyle.Bold);
try {
if (m_ListDTC.Count > 0)
{
for (int i = 1; i <= m_ListDTC.Count; i++)
{
DTC dtc = m_ListDTC[i - 1];
richTextDTC.SelectionFont = fontBigBold;
richTextDTC.SelectionColor = Color.Red;
richTextDTC.AppendText(string.Format("{0}. {1}\r\n", i, dtc.Name));
if (string.IsNullOrEmpty(dtc.Description))
{
richTextDTC.SelectionFont = fontSmallItalic;
richTextDTC.SelectionColor = Color.Black;
text = " 未发现定义\r\n\r\n";
}
else
{
richTextDTC.SelectionFont = fontSmallBold;
richTextDTC.SelectionColor = Color.Black;
text = string.Format(" {0}: {1}\r\n\r\n", dtc.Category, dtc.Description);
}
richTextDTC.AppendText(text);
}
}
else
{
richTextDTC.SelectionFont = fontBigBold;
richTextDTC.SelectionColor = Color.Green;
richTextDTC.AppendText("无存储的故障码");
}
if (m_ListPending.Count > 0)
{
for (int i = 1; i <= m_ListPending.Count; i++)
{
DTC dtc = m_ListPending[i - 1];
richTextPending.SelectionFont = fontBigBold;
richTextPending.SelectionColor = Color.Red;
richTextPending.AppendText(string.Format("{0}. {1}\r\n", i, dtc.Name));
if (string.IsNullOrEmpty(dtc.Description))
{
richTextPending.SelectionFont = fontSmallItalic;
richTextPending.SelectionColor = Color.Black;
text = " 未发现定义\r\n\r\n";
}
else
{
richTextPending.SelectionFont = fontSmallBold;
richTextPending.SelectionColor = Color.Black;
text = string.Format(" {0}: {1}\r\n\r\n", dtc.Category, dtc.Description);
}
richTextPending.AppendText(text);
}
}
else
{
richTextPending.SelectionFont = fontBigBold;
richTextPending.SelectionColor = Color.Green;
richTextPending.AppendText("无未决故障码");
}
if (m_ListPermanent.Count > 0)
{
for (int i = 1; i <= m_ListPermanent.Count; i++)
{
DTC dtc = (DTC)m_ListPermanent[i - 1];
richTextPermanent.SelectionFont = fontBigBold;
richTextPermanent.SelectionColor = Color.Red;
richTextPermanent.AppendText(string.Format("{0}. {1}\r\n", i, dtc.Name));
if (string.IsNullOrEmpty(dtc.Description))
{
richTextPermanent.SelectionFont = fontSmallItalic;
richTextPermanent.SelectionColor = Color.Black;
text = " 未发现定义\r\n\r\n";
}
else
{
richTextPermanent.SelectionFont = fontSmallBold;
richTextPermanent.SelectionColor = Color.Black;
text = string.Format(" {0}: {1}\r\n\r\n", dtc.Category, dtc.Description);
}
richTextPermanent.AppendText(text);
}
}
else
{
richTextPermanent.SelectionFont = fontBigBold;
richTextPermanent.SelectionColor = Color.Green;
richTextPermanent.AppendText("无永久故障码");
}
} finally {
fontBigBold.Dispose();
fontSmallBold.Dispose();
fontSmallItalic.Dispose();
}
}
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();
});
}
}