public override IList <SystemSettings.DisplayInfo> GetAllDisplays()
{
var result = new List <SystemSettings.DisplayInfo>();
RectangleI area = new RectangleI(Vector2I.Zero, GetScreenSize());
SystemSettings.DisplayInfo info = new SystemSettings.DisplayInfo("Primary", area, area, true);
result.Add(info);
return(result);
}
//copy from WindowsPlatformFunctionality
unsafe static bool MonitorEnumProc(IntPtr hMonitor, IntPtr hdcMonitor, ref RectangleI lprcMonitor, IntPtr dwData)
{
MONITORINFOEX info = new MONITORINFOEX();
info.cbSize = sizeof(MONITORINFOEX);
if (GetMonitorInfo(hMonitor, ref info))
{
SystemSettings.DisplayInfo displayInfo = new SystemSettings.DisplayInfo(new string( info.szDeviceName ), info.rcMonitor,
info.rcWork, (info.dwFlags & MONITORINFOF_PRIMARY) != 0);
tempScreenList.Add(displayInfo);
}
return(true);
}
public override IList <SystemSettings.DisplayInfo> GetAllDisplays()
{
//copy from WindowsPlatformFunctionality
List <SystemSettings.DisplayInfo> result = new List <SystemSettings.DisplayInfo>();
lock ( tempScreenList )
{
IntPtr hdc = GetDC(IntPtr.Zero);
if (hdc != IntPtr.Zero)
{
tempScreenList.Clear();
EnumDisplayMonitors(hdc, IntPtr.Zero, MonitorEnumProc, IntPtr.Zero);
ReleaseDC(IntPtr.Zero, hdc);
result.AddRange(tempScreenList);
tempScreenList.Clear();
}
}
if (result.Count == 0)
{
RectangleI area = new RectangleI(Vector2I.Zero, GetScreenSize());
SystemSettings.DisplayInfo info = new SystemSettings.DisplayInfo("Primary", area, area, true);
result.Add(info);
}
return(result);
//// it seems it works, but it's cross-platform?
//// alternative implementation can be used. see SDL:
//// IDXGIAdapter1.EnumOutputs, IDXGIOutput::GetDisplayModeList.
//var wp = new WindowsPlatformFunctionality();
//return wp.GetAllDisplays();
}