public async Task LoadRomsAndEmulatorsAsync()
{
// Use a Task.Run() here to get these methods off the UI thread as they're slow and it will lock up responsiveness.
await Task.Run(() =>
{
IsLoading = true;
LoadingText = "Loading emulator information from disk...";
EmulatorModels = IOHelper.GetEmulatorInformationFromDisk(EmuManagerModel.EmulatorDirectory);
LoadingText = "Loading rom information from disk...";
RomModels = IOHelper.GetRomInformationFromDisk(EmuManagerModel.RomDirectory);
LoadingText = string.Empty;
IsLoading = false;
});
if (EmulatorModels == null || RomModels == null)
{
// If either model is null, we probably have already shown an error to the user,
// since something screwed up. But we may want to explain that nothing has happened in terms
// of loading the emulators and roms.
// TODO: Show error alert.
return;
}
EmuManagerModel.RomsLoadedCount = RomModels.Length.ToString();
EmuManagerModel.EmulatorsLoadedCount = EmulatorModels.Length.ToString();
EmuManagerModel.ConsolesWithRomsCount = RomModels.GroupBy(x => x.Console).ToList().Count.ToString();
}
public async Task LoadRomsAndEmulatorsAsync(bool showError = true)
{
if (CheckRomAndEmulatorDirectories() && CheckCanDoWork())
{
// Use a Task.Run() here to get these methods off the UI thread as they're slow and it will lock up responsiveness.
await Task.Run(() =>
{
IsLoading = true;
LoadingText = "Loading emulator information from disk...";
EmulatorModels = IOHelper.GetEmulatorInformationFromDisk(EmuManagerModel.EmulatorDirectory);
LoadingText = "Loading rom information from disk...";
RomModels = IOHelper.GetRomInformationFromDisk(EmuManagerModel.RomDirectory);
LoadingText = string.Empty;
IsLoading = false;
});
if (EmulatorModels == null || RomModels == null)
{
DebugManager.ShowErrorDialog("No roms, or no emulators were able to be loaded. Please check your directories layout.", null);
return;
}
EmuManagerModel.RomsLoadedCount = RomModels.Length.ToString();
EmuManagerModel.EmulatorsLoadedCount = EmulatorModels.Length.ToString();
EmuManagerModel.ConsolesWithRomsCount = RomModels.GroupBy(x => x.Console).ToList().Count.ToString();
}
else
{
// Since this could conceivably be autoloaded we don't want to show an error unless it's a distinct user interaction that calls this method
if (showError)
{
DebugManager.ShowErrorDialog("You must load your ROMs and emulators first.", null);
}
}
}
