private void btnProperties_Click(object sender, EventArgs e)
{
// show data source properties
if (GetSelectedItem(out _, out DataSourceConfig dataSourceConfig))
{
if (string.IsNullOrEmpty(dataSourceConfig.Driver))
{
ScadaUiUtils.ShowError(ExtensionPhrases.DriverNotSpecified);
}
else if (!ExtensionUtils.GetDriverView(adminContext, commApp, dataSourceConfig.Driver,
out DriverView driverView, out string message))
{
ScadaUiUtils.ShowError(message);
}
/// <summary>
/// Fills the list of the channel types.
/// </summary>
private void FillChannelTypeList()
{
// fill shared list
if (sharedChannelTypes == null)
{
ValidateInit();
sharedChannelTypes = new List <ChannelTypeItem>();
DirectoryInfo dirInfo = new(adminContext.AppDirs.LibDir);
sharedChannelTypes.Add(new ChannelTypeItem
{
TypeCode = "",
TypeName = ExtensionPhrases.UndefinedChannelType,
Driver = ""
});
if (dirInfo.Exists)
{
foreach (FileInfo fileInfo in
dirInfo.EnumerateFiles("DrvCnl*.View.dll", SearchOption.TopDirectoryOnly))
{
string driverCode = ScadaUtils.RemoveFileNameSuffixes(fileInfo.Name);
if (ExtensionUtils.GetDriverView(adminContext, commApp, driverCode,
out DriverView driverView, out string message))
{
if (driverView.CanCreateChannel &&
driverView.ChannelTypes is ICollection <ChannelTypeName> channelTypeNames)
{
foreach (ChannelTypeName channelTypeName in channelTypeNames)
{
sharedChannelTypes.Add(new ChannelTypeItem
{
TypeCode = channelTypeName.Code,
TypeName = channelTypeName.Name,
Driver = driverCode
});
}
}
}
else
{
adminContext.ErrLog.WriteError(message);
}
}
}
/// <summary>
/// Initializes the driver item if needed.
/// </summary>
private void InitDriverItem(DriverItem driverItem)
{
if (!driverItem.IsInitialized)
{
driverItem.IsInitialized = true;
if (ExtensionUtils.GetDriverView(adminContext, commApp, driverItem.DriverCode,
out DriverView driverView, out string message))
{
driverItem.Descr = BuildDriverDescr(driverView);
driverItem.DriverView = driverView;
}
else
{
driverItem.Descr = message;
driverItem.DriverView = null;
}
}
/// <summary>
/// Sets the default polling options of the added device.
/// </summary>
private void SetPollingOptions()
{
if (!string.IsNullOrEmpty(DeviceConfig.Driver))
{
if (ExtensionUtils.GetDriverView(adminContext, Instance.CommApp, DeviceConfig.Driver,
out DriverView driverView, out string message))
{
if (driverView.CanCreateDevice)
{
DeviceView deviceView = driverView.CreateDeviceView(LineConfig, DeviceConfig);
PollingOptions pollingOptions = deviceView?.GetPollingOptions();
if (pollingOptions != null)
{
pollingOptions.CopyTo(DeviceConfig.PollingOptions);
}
}
}
else
{
ScadaUiUtils.ShowError(message);
}
}
/// <summary>
/// Sets the default polling options for the specified device.
/// </summary>
private void SetPollingOptions(DeviceConfig deviceConfig)
{
if (!string.IsNullOrEmpty(deviceConfig.Driver))
{
if (ExtensionUtils.GetDriverView(adminContext, commApp, deviceConfig.Driver,
out DriverView driverView, out string message))
{
if (driverView.CanCreateDevice)
{
DeviceView deviceView = driverView.CreateDeviceView(deviceConfig.ParentLine, deviceConfig);
PollingOptions pollingOptions = deviceView?.GetPollingOptions();
if (pollingOptions != null)
{
pollingOptions.CopyTo(deviceConfig.PollingOptions);
}
}
}
else
{
lastErrorMessage = message;
}
}