Some fixes, fixes PCjr when the emulator is started in full screen, fixes #1702.

src/win/win_ui.c

@@ -1427,7 +1427,8 @@ ui_init(int nCmdShow)
     }
 
     /* Initialize the mouse module. */
-    win_mouse_init();
+    if (!start_in_fullscreen && !video_fullscreen_first)
+	win_mouse_init();
 
     /*
      * Before we can create the Render window, we first have
@@ -1457,16 +1458,16 @@ ui_init(int nCmdShow)
     else
 	plat_resize(scrnsz_x, scrnsz_y);
 
+    /* Initialize the rendering window, or fullscreen. */
+    if (start_in_fullscreen || video_fullscreen_first)
+	plat_setfullscreen(3);
+
     /* Fire up the machine. */
     pc_reset_hard_init();
 
     /* Set the PAUSE mode depending on the renderer. */
     plat_pause(0);
 
-    /* Initialize the rendering window, or fullscreen. */
-    if (start_in_fullscreen)
-	plat_setfullscreen(1);
-
     /* If so requested via the command line, inform the
      * application that started us of our HWND, using the
      * the hWnd and unique ID the application has given