更新代码

other/lineeditnext/main.cpp

@@ -1,10 +1,14 @@
+#pragma execution_character_set("utf-8")
+
 #include "widget.h"
 #include <QApplication>
 
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
+
     Widget w;
+    w.setWindowTitle("回车自动跳转 (QQ: 517216493 WX: feiyangqingyun)");
     w.show();
 
     return a.exec();

other/lineeditnext/widget.ui

@@ -10,9 +10,6 @@
     <height>300</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>回车自动跳转</string>
-  </property>
   <widget class="QLineEdit" name="lineEdit1">
    <property name="geometry">
     <rect>