fix: update lumina, flash window

Dalamud/NativeFunctions.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Dalamud
+{
+    static class NativeFunctions
+    {
+        #region Enums and Structs
+
+        [StructLayout(LayoutKind.Sequential)]
+        public struct FLASHWINFO
+        {
+            public UInt32 cbSize;
+            public IntPtr hwnd;
+            public FlashWindow dwFlags;
+            public UInt32 uCount;
+            public UInt32 dwTimeout;
+        }
+
+        public enum FlashWindow : uint
+        {
+            /// <summary>
+            /// Stop flashing. The system restores the window to its original state.
+            /// </summary>    
+            FLASHW_STOP = 0,
+
+            /// <summary>
+            /// Flash the window caption
+            /// </summary>
+            FLASHW_CAPTION = 1,
+
+            /// <summary>
+            /// Flash the taskbar button.
+            /// </summary>
+            FLASHW_TRAY = 2,
+
+            /// <summary>
+            /// Flash both the window caption and taskbar button.
+            /// This is equivalent to setting the FLASHW_CAPTION | FLASHW_TRAY flags.
+            /// </summary>
+            FLASHW_ALL = 3,
+
+            /// <summary>
+            /// Flash continuously, until the FLASHW_STOP flag is set.
+            /// </summary>
+            FLASHW_TIMER = 4,
+
+            /// <summary>
+            /// Flash continuously until the window comes to the foreground.
+            /// </summary>
+            FLASHW_TIMERNOFG = 12
+        }
+
+
+        #endregion
+
+        [DllImport("user32.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        public static extern bool FlashWindowEx(ref FLASHWINFO pwfi);
+    }
+}