首先，我将从QProcess对象开始的简单Qt应用程序:#includeclassLOLProcess:publicQMainWindow{Q_OBJECTpublic:LOLProcess(QWidget*parent=0);~LOLProcess();protected:voidcloseEvent(QCloseEvent*);};LOLProcess::LOLProcess(QWidget*parent):QMainWindow(parent){}LOLProcess::~LOLProcess(){qDebug()现在，带有QProcess对象的Qt应用程序:#includecl