public void Initialize()
{
monitors = new List <Monitor>();
physicalMonitors = new List <PHYSICAL_MONITOR>();
List <(IntPtr monitor, Rect rect)> hMonitors = new List <(IntPtr, Rect)>();
MonitorEnumProc callback = (IntPtr hMonitor, IntPtr hdc, ref Rect prect, int d) =>
{
monitors.Add(new Monitor
{
hMonitor = hMonitor,
rect = prect,
});
return(true);
};
if (EnumDisplayMonitors(IntPtr.Zero, IntPtr.Zero, callback, 0))
{
foreach (var m in monitors)
{
uint mcount = 0;
if (!GetNumberOfPhysicalMonitorsFromHMONITOR(m.hMonitor, ref mcount))
{
throw new Exception("Cannot get monitor count!");
}
PHYSICAL_MONITOR[] physicalMonitors = new PHYSICAL_MONITOR[mcount];
if (!GetPhysicalMonitorsFromHMONITOR(m.hMonitor, mcount, physicalMonitors))
{
throw new Exception("Cannot get phisical monitor handle!");
}
Debug.WriteLine($"PM:{physicalMonitors.Length}) RECT: T:{m.rect.Top}/L:{m.rect.Left}/R:{m.rect.Right}/B:{m.rect.Bottom}");
this.physicalMonitors.AddRange(physicalMonitors);
m.physicalMonitors = physicalMonitors.Select(a => new PhysicalMonitor
{
DeviceName = a.szPhysicalMonitorDescription,
hPhysicalMonitor = a.hPhysicalMonitor
}).ToList();
}
foreach (var p in monitors.SelectMany(a => a.physicalMonitors))
{
uint cv = 0;
// power
if (GetFeatureValue(p.hPhysicalMonitor, SVC_FEATURE__POWER_MODE, ref cv))
{
p.IsPoweredOn = (cv == (uint)PowerModeEnum.PowerOn);
Debug.WriteLine($"{p.hPhysicalMonitor} + {p.DeviceName} + POWER={cv}");
p.IsEnabled = true;
}
else
{
string errorMessage = new Win32Exception(Marshal.GetLastWin32Error()).Message;
Debug.WriteLine($"ERROR for {p.DeviceName}: `{errorMessage}`");
}
// BRIG
if (GetFeatureValue(p.hPhysicalMonitor, SVC_FEATURE__BRIGHTNESS, ref cv))
{
p.BrightnessLevel = cv;
Debug.WriteLine($"{p.hPhysicalMonitor} + {p.DeviceName} + BRIGHTNESS={cv}");
}
else
{
string errorMessage = new Win32Exception(Marshal.GetLastWin32Error()).Message;
Debug.WriteLine($"ERROR for {p.DeviceName}: `{errorMessage}`");
}
}
}
}
