public async Task PopulateAsync()
{
System = GetSystem();
var sw = new Stopwatch();
var tasks = new[]
{
GetTask(nameof(DeviceItems), () =>
DeviceItems = DeviceContext.EnumerateMonitorDevices().ToArray()),
GetTask(nameof(DisplayMonitorItems), async() =>
{
if (OsVersion.Is10Redstone4OrNewer)
{
DisplayMonitorItems = await DisplayMonitor.GetDisplayMonitorsAsync();
}
}),
GetTask(nameof(DisplayConfigItems), () =>
DisplayConfigItems = DisplayConfig.EnumerateDisplayConfigs().ToArray()),
GetTask(nameof(InstalledItems), () =>
InstalledItems = DeviceInformation.EnumerateInstalledMonitors().ToArray()),
GetTask(nameof(PhysicalItems), () =>
PhysicalItems = DeviceContext.GetMonitorHandles().ToDictionary(
x => x,
x => MonitorConfiguration.EnumeratePhysicalMonitors(x.MonitorHandle, true)
.Select(x => new PhysicalItemPlus(x))
.ToArray())),
GetTask(nameof(DesktopItems), () =>
DesktopItems = MSMonitor.EnumerateDesktopMonitors().ToArray())
};
sw.Start();
ElapsedTime = await Task.WhenAll(tasks);
sw.Stop();
Task <string> GetTask(string name, Action action) =>
Task.Run(() =>
{
action.Invoke();
var elapsed = sw.Elapsed;
return($@"{name,-14} -> {elapsed.ToString($@"{(elapsed.Minutes > 0 ? @"m\:" : string.Empty)}s\.fff")}");
});
}
private static async Task <List <DeviceItemPlus> > GetMonitorDevicesAsync()
{
IDisplayItem[] displayItems = OsVersion.Is10Redstone4OrNewer
? await DisplayMonitor.GetDisplayMonitorsAsync()
: DisplayConfig.EnumerateDisplayConfigs().ToArray();
var deviceItems = DeviceContext.EnumerateMonitorDevices().ToArray();
_ids = new HashSet <string>(deviceItems.Select(x => x.DeviceInstanceId));
IEnumerable <DeviceItemPlus> Enumerate()
{
foreach (var deviceItem in deviceItems)
{
var displayItem = displayItems.FirstOrDefault(x => string.Equals(deviceItem.DeviceInstanceId, x.DeviceInstanceId, StringComparison.OrdinalIgnoreCase));
if (displayItem is not null)
{
var isDescriptionNullOrWhiteSpace = string.IsNullOrWhiteSpace(deviceItem.Description);
if (isDescriptionNullOrWhiteSpace ||
Regex.IsMatch(deviceItem.Description, "^Generic (?:PnP|Non-PnP) Monitor$", RegexOptions.IgnoreCase))
{
if (!string.IsNullOrWhiteSpace(displayItem.DisplayName))
{
yield return(new DeviceItemPlus(deviceItem, displayItem.DisplayName, displayItem.IsInternal));
continue;
}
if (!isDescriptionNullOrWhiteSpace &&
!string.IsNullOrWhiteSpace(displayItem.ConnectionDescription))
{
yield return(new DeviceItemPlus(deviceItem, $"{deviceItem.Description} ({displayItem.ConnectionDescription})", displayItem.IsInternal));
continue;
}
}
}
yield return(new DeviceItemPlus(deviceItem));
}
}
return(Enumerate().Where(x => !string.IsNullOrWhiteSpace(x.AlternateDescription)).ToList());
}