需求：標識某塊屏，不參與窗口快速移動
public class Monitor
{
/// <summary>
/// DeviceID，如: \\.\DISPLAY17
/// </summary>
public String DeviceName { get; set; }
/// <summary>
/// 名稱，如: Default_Monitor
/// </summary>
public String ModelName { get; set; }
/// <summary>
/// 如: MONITOR\Default_Monitor\{4d36e96e-e325-11ce-bfc1-08002be10318}\0004
/// </summary>
public String Description { get; set; }
/// <summary>
/// DeviceString =Microsoft Remote Display Adapter
/// </summary>
public String DeviceString { get; set; }
public String DeviceKey { get; set; }
public int ScreenID { get; set; }
public int ID
{
get
{
if (String.IsNullOrEmpty(DeviceKey))
return 0;
return 1 + int.Parse(DeviceKey.Split('\\').Last());
}
}
public bool Status { get; set; } = true;
public bool IsPrimary { get; set; }
[DllImport("User32.dll")]
private static extern bool EnumDisplayDevices(string lpDevice, int iDevNum, ref DISPLAY_DEVICE lpDisplayDevice, int dwFlags);
[StructLayout(LayoutKind.Sequential)]
public struct DISPLAY_DEVICE
{
public int cb;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public string DeviceName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public string DeviceString;
public int StateFlags;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public string DeviceID;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public string DeviceKey;
public DISPLAY_DEVICE(int flags)
{
cb = 0;
StateFlags = flags;
DeviceName = new string((char)32, 32);
DeviceString = new string((char)32, 128);
DeviceID = new string((char)32, 128);
DeviceKey = new string((char)32, 128);
cb = Marshal.SizeOf(this);
}
}
public static List<Monitor> All()
{
DISPLAY_DEVICE lpDisplayDevice = new DISPLAY_DEVICE(0); // OUT
DISPLAY_DEVICE monitor_name = new DISPLAY_DEVICE(0); // OUT
int devNum = 0;
List<Monitor> all = new List<Monitor>();
while (EnumDisplayDevices(null, devNum, ref lpDisplayDevice, 0))
{
if (EnumDisplayDevices(lpDisplayDevice.DeviceName, 0, ref monitor_name, 0))
{
all.Add(new Monitor()
{
DeviceName = lpDisplayDevice.DeviceName.Trim(),
Description = monitor_name.DeviceID,
DeviceString = lpDisplayDevice.DeviceString.Trim(),
ModelName = monitor_name.DeviceID.Split('\\')[1],
DeviceKey = lpDisplayDevice.DeviceKey.Trim()
});
}
++devNum;
}
return all;
}
}
Color[] colors = new Color[] { Color.AliceBlue, Color.LightBlue, Color.LightSeaGreen, Color.LightSkyBlue };
Color getColor(Monitor monitor)
{
return monitor.Status ? (monitor.IsPrimary ? Color.LightGreen : colors[monitor.ScreenID]) : Color.Gray;
}
void renderMonitor()
{
var ss = Properties.Settings.Default.ExcludeScreen.Split(',').ToList();
double p = 0.05;
int w = splitContainer1.Panel2.Width / 2;
int h = splitContainer1.Panel2.Height / 5;
int idx = 0;
foreach (var screen in Screen.AllScreens)
{
var monitor = monitors.FirstOrDefault(r => r.DeviceName == screen.DeviceName);
if (monitor == null)
continue;
if (ss.Count > 0)
{
monitor.Status = !ss.Any(r => r == (idx + 1).ToString());
}
monitor.IsPrimary = screen.Primary;
//int i = int.Parse(screen.DeviceName.Split('Y').Last());
monitor.ScreenID = idx;
var panel = new Label();
panel.AutoSize = false;
panel.TextAlign = ContentAlignment.MiddleCenter;
panel.Text = $"{monitor.ID}\r\n{monitor.ModelName}";
panel.Width = (int)(p * screen.Bounds.Width);
panel.Height = (int)(p * screen.Bounds.Height);
panel.Left = (int)(p * screen.Bounds.Left) + w;
panel.Top = (int)(p * screen.Bounds.Top) + h;
panel.BackColor = getColor(monitor);
panel.Tag = monitor;
panel.DoubleClick += (s, e) =>
{
var m = (s as Label).Tag as Monitor;
if (m != null)
{
m.Status = !m.Status;
(s as Label).BackColor = getColor(m);
Properties.Settings.Default.ExcludeScreen = String.Join(",", monitors.Where(r => !r.Status).Select(r => r.ScreenID + 1).ToList());
Properties.Settings.Default.Save();
}
};
//todo:重新編排序號，按指定序號切屏
idx++;
splitContainer1.Panel2.Controls.Add(panel);
}
}
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