修复状态机的部分异常、计数器编辑与预览更新、修复时间、轮班图元的高度多一行的问题

StateMachine/printerstatemanager.cpp

@@ -104,7 +104,6 @@ void PrinterStateManager::requestTransition(PrinterEvent event)
     qDebug() << "Request event:" << static_cast<int>(event)
              << "Current:" << stateName();
 
-    m_currentState = PrinterState::READY;
     Transition* trans = findTransition(event);
     if (!trans) {
         qDebug() << "Invalid transition, ignored";

StateMachine/printerstatemanager.h

@@ -1,6 +1,6 @@
 #ifndef PRINTERSTATEMANAGER_H
 #define PRINTERSTATEMANAGER_H
-#pragma once
+
 #include <QObject>
 #include <QVector>
 #include "SysPara.h"