diff --git a/src/sdl/i_video.c b/src/sdl/i_video.c
index 806516292..d21edb1c6 100644
--- a/src/sdl/i_video.c
+++ b/src/sdl/i_video.c
@@ -67,6 +67,7 @@
 #include "../s_sound.h"
 #include "../i_joy.h"
 #include "../st_stuff.h"
+#include "../hu_stuff.h"
 #include "../g_game.h"
 #include "../i_video.h"
 #include "../console.h"
@@ -108,6 +109,7 @@ static SDL_bool disable_fullscreen = SDL_FALSE;
 #define USE_FULLSCREEN (disable_fullscreen||!allow_fullscreen)?0:cv_fullscreen.value
 static SDL_bool disable_mouse = SDL_FALSE;
 #define USE_MOUSEINPUT (!disable_mouse && cv_usemouse.value && havefocus)
+#define IGNORE_MOUSE (menuactive || paused || con_destlines || chat_on || gamestate != GS_LEVEL)
 #define MOUSE_MENU false //(!disable_mouse && cv_usemouse.value && menuactive && !USE_FULLSCREEN)
 #define MOUSEBUTTONS_MAX MOUSEBUTTONS
 
@@ -590,7 +592,7 @@ static void Impl_HandleWindowEvent(SDL_WindowEvent evt)
 		}
 		//else firsttimeonmouse = SDL_FALSE;
 
-		if (USE_MOUSEINPUT)
+		if (USE_MOUSEINPUT && !IGNORE_MOUSE)
 			SDLdoGrabMouse();
 	}
 	else if (!mousefocus && !kbfocus)
@@ -639,7 +641,7 @@ static void Impl_HandleMouseMotionEvent(SDL_MouseMotionEvent evt)
 {
 	if (USE_MOUSEINPUT)
 	{
-		if ((SDL_GetMouseFocus() != window && SDL_GetKeyboardFocus() != window))
+		if ((SDL_GetMouseFocus() != window && SDL_GetKeyboardFocus() != window) || IGNORE_MOUSE)
 		{
 			SDLdoUngrabMouse();
 			return;
@@ -687,7 +689,7 @@ static void Impl_HandleMouseButtonEvent(SDL_MouseButtonEvent evt, Uint32 type)
 	// this apparently makes a mouse button down event but not a mouse button up event,
 	// resulting in whatever key was pressed down getting "stuck" if we don't ignore it.
 	// -- Monster Iestyn (28/05/18)
-	if (SDL_GetMouseFocus() != window)
+	if (SDL_GetMouseFocus() != window || IGNORE_MOUSE)
 		return;
 
 	/// \todo inputEvent.button.which
@@ -1069,7 +1071,7 @@ void I_StartupMouse(void)
 	}
 	else
 		firsttimeonmouse = SDL_FALSE;
-	if (cv_usemouse.value)
+	if (cv_usemouse.value && !IGNORE_MOUSE)
 		SDLdoGrabMouse();
 	else
 		SDLdoUngrabMouse();
@@ -1702,12 +1704,7 @@ void I_StartupGraphics(void)
 	SDL_RaiseWindow(window);
 
 	if (mousegrabok && !disable_mouse)
-	{
-		SDL_ShowCursor(SDL_DISABLE);
-		SDL_SetRelativeMouseMode(SDL_TRUE);
-		wrapmouseok = SDL_TRUE;
-		SDL_SetWindowGrab(window, SDL_TRUE);
-	}
+		SDLdoGrabMouse();
 
 	graphics_started = true;
 }