/// <summary>
/// Returns true if a preset pre-exists with a given frequency
/// </summary>
/// <param name="freq">frequency to check for</param>
/// <returns>true if found, false if not</returns>
private bool HasPresetWithFrequency(int freq)
{
foreach (UserPresetItem i in frequencyPresets)
{
MicrowaveFrequencyPreset p = i as MicrowaveFrequencyPreset;
if (p != null)
{
if (p.Frequency == freq)
{
return(true);
}
}
}
return(false);
}
void scanner_ScanCompleted(object sender, ScanCompleteEvent e)
{
AppLogger.Message("MicrowaveControlService scanner_ScanCompleted");
ChannelScanCompleteEventArgs argsToClient = new ChannelScanCompleteEventArgs();
argsToClient.Cancelled = !scanInProgress;
argsToClient.ChannelsFound = e.PeakDictionary.Count;
scanInProgress = false;
FireChannelScanCompleted(argsToClient);
lock (_userLock)
{
AppLogger.Message(" removing old scan presets");
List <Guid> autoGeneratedIDs = new List <Guid>();
foreach (UserPresetItem i in frequencyPresets)
{
if (i is MicrowaveFrequencyPreset)
{
if (((MicrowaveFrequencyPreset)i).AutoGenerated)
{
autoGeneratedIDs.Add(i.ID);
}
}
}
foreach (Guid id in autoGeneratedIDs)
{
frequencyPresets.Remove(id);
}
AppLogger.Message(" adding new presets");
foreach (MicrowaveTuning freq in e.PeakDictionary.Keys)
{
if (!HasPresetWithFrequency((int)freq.FrequencyMHz))
{
MicrowaveFrequencyPreset p = new MicrowaveFrequencyPreset((int)freq.FrequencyMHz);
p.AutoGenerated = true;
frequencyPresets.Add(p);
}
}
}
FirePresetsChanged();
}
public UserPresetItem SavePreset()
{
lock (_userLock)
{
AppLogger.Message("MicrowaveControlService.SavePreset");
try
{
MicrowaveFrequencyPreset item = new MicrowaveFrequencyPreset((int)microwaveReceiver.GetTuning().FrequencyMHz);
frequencyPresets.Add(item);
return(item);
}
catch (Exception exc)
{
AppLogger.Dump(exc);
return(null);
}
}
}
public void RestorePreset(Guid id)
{
MicrowaveFrequencyPreset item = null;
lock (_userLock)
{
AppLogger.Message("MicrowaveControlService.RestorePreset " + id);
try
{
item = frequencyPresets[id] as MicrowaveFrequencyPreset;
}
catch (Exception exc)
{
AppLogger.Dump(exc);
}
}
if (item != null)
{
this.SetFrequency(item.Frequency);
}
}
