private async Task StartGuide(bool restart)
{
progressBar.Width = 0; // Lai nerāda nepatiesu ilgumu, kamēr ielādējas raidījumi.
#if !DEBUG
try {
#endif
await channel.Guide.Start(restart);
#if !DEBUG
}
catch (Exception ex) {
RadioApp.LogError(ex, channel.Id);
RadioApp.ShowError(channel.Caption + " raidījumu sarakstu nevar ieslēgt", "Kļūda ieslēdzot raidījumu sarakstu");
return;
}
#endif
if (channel.Guide.Menu != null)
{
for (uint n = 0; n < channel.Guide.Menu.Items.Count; n++)
{
MenuHelper.SetIsEnabledGuide(n, true);
}
infoTaskBtn.IsEnabled = channel.Guide.HasInfoCommand;
}
}
public void SetChannel(string id)
{
// http://stackoverflow.com/questions/1906416/async-function-callback-using-object-owned-by-main-thread
Application.Current.Dispatcher.InvokeAsync((Action)(async() => {
try {
await((MainWindow)Application.Current.MainWindow).SetChannel(((RadioApp)Application.Current).GetChannel(id)).ConfigureAwait(false);
} catch (Exception ex) {
RadioApp.ShowError(ex.Message, "Kļūda pārslēdzot radio kanālu");
}
}));
}
public static void Main(string[] args)
{
MainWindow mainWindow = null;
#if !DEBUG
try {
#endif
// Pārslēdz kanālu citā programmas eksemplārā, ja tāds ir.
Process thisProcess = Process.GetCurrentProcess();
foreach (Process otherProcess in Process.GetProcessesByName(thisProcess.ProcessName))
{
if (otherProcess.Id != thisProcess.Id)
{
if (args.Length == 1)
{
var radioSwitch = new ChannelFactory <IRadioSwitch>(
new NetNamedPipeBinding()
{
OpenTimeout = TimeSpan.FromSeconds(10), SendTimeout = TimeSpan.FromSeconds(5)
},
RadioSwitch.ServiceUrl);
try { radioSwitch.CreateChannel().SetChannel(args[0]); }
catch {}
}
else
{
SetForegroundWindow(otherProcess.MainWindowHandle);
}
return;
}
}
// Ielādē visas stacijas no programmas mapes un XML faila staciju.
var registration = new RegistrationBuilder(); registration.ForTypesDerivedFrom <Station>().Export <Station>();
var container = new CompositionContainer(new AggregateCatalog(new DirectoryCatalog(".", "*.Station.dll", registration), new TypeCatalog(typeof(RadioXmlStation))));
// ! Pašlaik drīkst būt tikai viena stacijas klase katrā DLLā.
var app = new RadioApp(container.GetExportedValues <Station>().ToDictionary(s => {
string name = s.GetType().Assembly.GetName().Name.ToLower();
if (name.Contains(RadioApp.ChannelIdSeparator))
{
return(name.Substring(0, name.Length - 8).Replace(RadioApp.ChannelIdSeparator, '_')); // -8 noņem vārdu "station".
}
else
{
return(name);
}
}));
Settings settings = Settings.Default;
Channel channel = null;
// Palaiž programmu ar izvēlēto kanālu.
if (args.Length == 1)
{
channel = app.GetChannel(args[0]);
}
else
{
try {
channel = app.GetChannel(settings.ChannelId);
} catch (ChannelNotFoundException) {
// Pēc staciju nomaiņas saglabātais kanāls var būt nepareizs.
settings.ChannelId = null;
}
}
mainWindow = new MainWindow(channel);
app.Run(mainWindow);
if (!(mainWindow.Channel is EmptyChannel))
{
#if !DEBUG
// Saglabā pēdējo klausīto kanālu.
settings.ChannelId = mainWindow.Channel.Id;
settings.Volume = mainWindow.Channel.Volume;
#endif
mainWindow.Channel.Dispose();
}
#if !DEBUG
bool saved = false;
foreach (var station in app.Stations.Values)
{
if (station.HasSettingsChanges)
{
station.SaveSettings();
saved = true;
}
}
if (!saved && settings.HasChanges)
{
settings.Save();
}
}
catch (Exception ex) { // Visaptverošs kļūdu uztvērējs, lai problēmu gadījumā neparādītos Windows Error Reporting logs.
string channelId;
if (mainWindow != null && mainWindow.Channel != null)
{
channelId = mainWindow.Channel.Id;
try {
mainWindow.Channel.Stop(); // Fona procesu likvidācijai.
} catch {}
}
else
{
channelId = null;
}
if (!(ex is ChannelNotFoundException))
{
RadioApp.LogError(ex, channelId);
}
RadioApp.ShowError(ex.Message, "Kļūda radio darbībā");
}
#endif
}
