也许完成了？待调试

OfficeAssistant_msvc/mainwindow.cpp

@@ -14,7 +14,7 @@ MainWindow::MainWindow(QWidget *parent) :
     ui->setupUi(this);
     QDesktopWidget* desktopWidget = QApplication::desktop();
     QRect deskRect = desktopWidget->availableGeometry();
-    delete desktopWidget;
+    //delete desktopWidget;
     mainWindowLayout=new MainWindowLayout(this);
     setCentralWidget(mainWindowLayout);
     if(deskRect.width()*scale>1920){