QT: Restore RichardG's hard reset workaround.

src/include/86box/86box.h

@@ -153,6 +153,7 @@ extern int      enable_discord;             /* (C) enable Discord integration */
 extern int      other_ide_present;          /* IDE controllers from non-IDE cards are present */
 extern int      other_scsi_present;         /* SCSI controllers from non-SCSI cards are present */
 
+extern int    hard_reset_pending;
 extern int    fixed_size_x;
 extern int    fixed_size_y;
 extern int    do_auto_pause;                /* (C) Auto-pause the emulator on focus loss */

src/qt/qt_main.cpp

@@ -138,8 +138,17 @@ main_thread_fn()
             }
         } else {
             /* Just so we dont overload the host OS. */
+
+            /* Trigger a hard reset if one is pending. */
+            if (hard_reset_pending) {
+                hard_reset_pending = 0;
+                pc_reset_hard_close();
+                pc_reset_hard_init();
+            }
+
             if (dopause)
                 ack_pause();
+
             std::this_thread::sleep_for(std::chrono::milliseconds(1));
         }
     }

src/qt/qt_mainwindow.cpp

@@ -946,10 +946,9 @@ MainWindow::on_actionSettings_triggered()
         default:
             break;
         case QDialog::Accepted:
-            pc_reset_hard_close();
             settings.save();
             config_changed = 2;
-            pc_reset_hard_init();
+            pc_reset_hard();
             break;
         case QDialog::Rejected:
             break;