C# (CSharp) LgBackLight User32.BroadcastHdr Exemples

Exemple #1

Fichier : DeviceEventNotifier.cs Projet : zzattack/Logitech-LCD

 public DeviceEventNotifier(IntPtr windowHandle, Guid deviceClass)
 {
     base.AssignHandle(windowHandle);
     var filterInterface = new User32.BroadcastDeviceInterface {
         DeviceClass = deviceClass
     };
     var filter = new User32.BroadcastHdr {
         Size = Marshal.SizeOf(typeof (User32.BroadcastHdr)),
         DeviceType = User32.DeviceType.Interface,
         Interface = filterInterface
     };
     notificationHandle = User32.RegisterDeviceNotification(base.Handle, filter, User32.DeviceNotificationFlags.WindowHandle);
 }

Exemple #2

        public DeviceEventNotifier(IntPtr windowHandle, Guid deviceClass)
        {
            base.AssignHandle(windowHandle);
            var filterInterface = new User32.BroadcastDeviceInterface {
                DeviceClass = deviceClass
            };
            var filter = new User32.BroadcastHdr {
                Size       = Marshal.SizeOf(typeof(User32.BroadcastHdr)),
                DeviceType = User32.DeviceType.Interface,
                Interface  = filterInterface
            };

            notificationHandle = User32.RegisterDeviceNotification(base.Handle, filter, User32.DeviceNotificationFlags.WindowHandle);
        }

Exemple #3

Fichier : DeviceEventNotifier.cs Projet : Half-Shot/Logitech-LCD

 protected override void WndProc(ref System.Windows.Forms.Message m)
 {
     if (m.Msg == (int)User32.WindowMessage.DeviceChange) {
         User32.BroadcastHdr hdr = new User32.BroadcastHdr();
         if (m.LParam != IntPtr.Zero) {
             hdr = (User32.BroadcastHdr)Marshal.PtrToStructure(
                 m.LParam,
                 typeof(User32.BroadcastHdr));
         }
         switch (m.WParam.ToInt32()) {
             case (int)User32.DeviceEvent.DeviceArrival:
                 OnDeviceArrived(hdr.Interface.Name);
                 break;
             case (int)User32.DeviceEvent.DeviceRemoveComplete:
                 OnDeviceRemoval(hdr.Interface.Name);
                 break;
         }
     }
     base.WndProc(ref m);
 }

Exemple #4

        protected override void WndProc(ref System.Windows.Forms.Message m)
        {
            if (m.Msg == (int)User32.WindowMessage.DeviceChange)
            {
                User32.BroadcastHdr hdr = new User32.BroadcastHdr();
                if (m.LParam != IntPtr.Zero)
                {
                    hdr = (User32.BroadcastHdr)Marshal.PtrToStructure(
                        m.LParam,
                        typeof(User32.BroadcastHdr));
                }
                switch (m.WParam.ToInt32())
                {
                case (int)User32.DeviceEvent.DeviceArrival:
                    OnDeviceArrived(hdr.Interface.Name);
                    break;

                case (int)User32.DeviceEvent.DeviceRemoveComplete:
                    OnDeviceRemoval(hdr.Interface.Name);
                    break;
                }
            }
            base.WndProc(ref m);
        }