Fix init when pasting in a programmable block

Improvements for imgui input handling

CringeLauncher/Patches/InputPatch.cs

@@ -1,23 +1,28 @@
 using HarmonyLib;
+using Sandbox.Graphics;
 using VRage;
 using VRage.Input;
 using VRage.Input.Keyboard;
 using VRage.Platform.Windows.Input;
+using VRageMath;
 
 namespace CringeLauncher.Patches;
 
 [HarmonyPatch]
 internal static class InputPatch
 {
-    [HarmonyPrefix, HarmonyPatch(typeof(MyDirectInput), nameof(MyDirectInput.GetMouseState))]
-    private static bool GetMouseStatePrefix(ref MyMouseState state)
+    [HarmonyPostfix, HarmonyPatch(typeof(MyDirectInput), nameof(MyDirectInput.GetMouseState))]
+    private static void GetMouseStatePostfix(ref MyMouseState state)
     {
         if (ImGuiHandler.Instance?.BlockMouse == true && (MyVRage.Platform.Input.ShowCursor || ImGuiHandler.Instance.DrawMouse))
         {
-            state = default;
-            return false;
+            state.LeftButton = false;
+            state.RightButton = false;
+            state.MiddleButton = false;
+            state.XButton1 = false;
+            state.XButton2 = false;
+            state.ScrollWheelValue = 0;
         }
-        return true;
     }
 
     [HarmonyPrefix, HarmonyPatch(typeof(MyGuiLocalizedKeyboardState), nameof(MyGuiLocalizedKeyboardState.GetCurrentState))]
@@ -30,4 +35,15 @@ internal static class InputPatch
         }
         return true;
     }
+
+    [HarmonyPrefix, HarmonyPatch(typeof(MyGuiManager), nameof(MyGuiManager.MouseCursorPosition), MethodType.Getter)]
+    private static bool GetMouseCursorPositionPrefix(ref Vector2 __result)
+    {
+        if (ImGuiHandler.Instance?.BlockMouse == true && (MyVRage.Platform.Input.ShowCursor || ImGuiHandler.Instance.DrawMouse))
+        {
+            __result = Vector2.Zero;
+            return false;
+        }
+        return true;
+    }
 }