fix device disconnect

Project64Savestater/MainForm.cs

@@ -80,8 +80,21 @@ namespace PJ64Savestater
             {
                 var inputCodes = new List<string>();
                 var state = new JoystickState();
+                bool success;
+
+                try
+                {
                     curPad.Poll();
                     curPad.GetCurrentState(ref state);
+                    success = true;
+                }
+                catch (SharpDX.SharpDXException)
+                {
+                    success = false;
+                }
+
+                if (success)
+                {
 
                     for (int i = 0, loopTo = state.Buttons.Length - 1; i <= loopTo; i++)
                     {
@@ -246,6 +259,7 @@ namespace PJ64Savestater
                     }
                 }
             }
+        }
 
         private void CheckForActions(string[] inputCodes)
         {
@@ -595,7 +609,7 @@ namespace PJ64Savestater
 
         private void radButton3_Click(object sender, EventArgs e)
         {
-            var sfd_SaveInputProfile = new SaveFileDialog
+            var sfd_SaveInputProfile = new RadSaveFileDialog
             {
                 Filter = FILTER_INPUTPROFILE
             };
@@ -605,7 +619,7 @@ namespace PJ64Savestater
 
         private void radButton4_Click(object sender, EventArgs e)
         {
-            var ofd_SaveInputProfile = new OpenFileDialog
+            var ofd_SaveInputProfile = new RadOpenFileDialog
             {
                 Filter = FILTER_INPUTPROFILE
             };