Beispiel #1
0
        /// <summary>
        /// Loops through all connected monitors and caches their display information
        /// into an array
        /// </summary>
        /// <returns>Display array</returns>
        public static Display[] GetDisplays()
        {
            List <Display>  displays = new List <Display>();
            MonitorEnumProc callback = (IntPtr hMonitor, IntPtr hdcMonitor, ref Rect lprcMonitor, int d) => {
                MonitorInfoEx info = new MonitorInfoEx();
                info.Size = Marshal.SizeOf(info);
                if (User32Interop.GetMonitorInfo(hMonitor, ref info))
                {
                    Rectangle r       = lprcMonitor.ToRectangle();
                    Display   display = new Display(hMonitor, r, info.DeviceName, true);
                    displays.Add(display);
                }
                return(true);
            };

            bool result = User32Interop.EnumDisplayMonitors(IntPtr.Zero, IntPtr.Zero, callback, 0);

            if (result)
            {
                return(displays.ToArray());
            }
            return(null);
        }
Beispiel #2
0
        /// <summary>
        /// Loops through all connected monitors and caches their display information
        /// into an array
        /// </summary>
        /// <returns>Display array</returns>
        public static Display[] GetDisplays()
        {
            List <Display>  displays = new List <Display>();
            MonitorEnumProc callback = (IntPtr hMonitor, IntPtr hdcMonitor, ref Rect lprcMonitor, int d) =>
            {
                MonitorInfoEx info = new MonitorInfoEx();
                info.Size = Marshal.SizeOf(info);
                if (User32Interop.GetMonitorInfo(hMonitor, ref info))
                {
                    Rectangle r = lprcMonitor.ToRectangle();

                    DISPLAY_DEVICE displayDevice = new DISPLAY_DEVICE();
                    displayDevice.cb = Marshal.SizeOf(displayDevice);

                    const int EDD_GET_DEVICE_INTERFACE_NAME = 0x1;

                    uint   deviceIndex  = 0;
                    string deviceID     = string.Empty;
                    string deviceString = string.Empty;
                    string monitorID    = string.Empty;
                    int    displayIndex = -1;
                    int    monitorIndex = -1;

                    while (EnumDisplayDevices(null, deviceIndex, ref displayDevice, 0))
                    {
                        if (info.DeviceName == displayDevice.DeviceName)
                        {
                            DISPLAY_DEVICE monDisplayDevice = new DISPLAY_DEVICE();
                            monDisplayDevice.cb = Marshal.SizeOf(monDisplayDevice);
                            uint monitorNum = 0;
                            EnumDisplayDevices(displayDevice.DeviceName, monitorNum, ref monDisplayDevice, EDD_GET_DEVICE_INTERFACE_NAME);
                            try
                            {
                                deviceID     = monDisplayDevice.DeviceID;
                                deviceString = monDisplayDevice.DeviceString;
                                monitorID    = deviceID.Substring(deviceID.IndexOf("DISPLAY#") + 8, 7);
                                Int32.TryParse(info.DeviceName.Substring(info.DeviceName.IndexOf("DISPLAY") + 7),
                                               out displayIndex);
                                Int32.TryParse(
                                    monDisplayDevice.DeviceName.Substring(
                                        monDisplayDevice.DeviceName.IndexOf("Monitor") + 7), out monitorIndex);

                                monitorNum++;
                                break;
                            }
                            catch (Exception)
                            {
                            }
                        }
                        deviceIndex++;
                    }

                    Display display = new Display(hMonitor, r, info.DeviceName, true, deviceID, deviceString, monitorID, displayIndex, monitorIndex);
                    displays.Add(display);
                }
                return(true);
            };

            //deviceIndex = 0;
            //while()
            //{
            //    LogManager.Log(displayDevice.DeviceID);
            //    deviceIndex++;
            //}

            bool result = User32Interop.EnumDisplayMonitors(IntPtr.Zero, IntPtr.Zero, callback, 0);

            if (result)
            {
                return(displays.ToArray());
            }
            return(null);
        }