Update WM

It's pretty much done. Pair with DE, and serve hot.

1 files changed, 24 insertions, 0 deletions

diff --git a/ShiftOS.Engine/WindowManager/ShiftWindow.cs b/ShiftOS.Engine/WindowManager/ShiftWindow.cs
index 6f9c90d..9caaa6c 100644
--- a/ShiftOS.Engine/WindowManager/ShiftWindow.cs
+++ b/ShiftOS.Engine/WindowManager/ShiftWindow.cs
@@ -7,6 +7,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using System.Runtime.InteropServices;
 
 namespace ShiftOS.Engine.WindowManager
 {
@@ -16,5 +17,28 @@ namespace ShiftOS.Engine.WindowManager
         {
             InitializeComponent();
         }
+        public const int WM_NCLBUTTONDOWN = 0xA1;
+        public const int HT_CAPTION = 0x2;
+
+        [DllImportAttribute("user32.dll")]
+        public static extern int SendMessage(IntPtr hWnd,
+                        int Msg, int wParam, int lParam);
+        [DllImportAttribute("user32.dll")]
+        public static extern bool ReleaseCapture();
+
+        private void Programtopbar_drag(object sender, MouseEventArgs e)
+        {
+            if (e.Button == MouseButtons.Left)
+            {
+                ReleaseCapture();
+                SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0);
+            }
+        }
+
+        private void closebutton_Click(object sender, EventArgs e)
+        {
+            this.Close();
+        }
+
     }
 }