private: Q_DECLARE_PRIVATE(MyClass); Q_PRIVATE_SLOT(d_func(), void _q_mySlot()); MyClassPrivate * const d_ptr; }; 把槽函数实现在MyClassPrivate 类中,用做MyClass内部使用的槽。
76 Q_DECLARE_PRIVATE(QParallelAnimationGroup) 77 Q_PRIVATE_SLOT(d_func(), void _q_uncontrolledAnimationFinished()) 78 }; 79 80 #endif //QT_NO_ANIMATION 81 82 QT_END_NAMESPACE 83 84 QT_END_HEADER 85 86 #endif // QPARALLELANIMATIONGROUP QAbstractAnimation...
3 { Q_D(QApplication); d->construct(); } 这里先后做了三件事:新生成一个QApplicationPrivate对象并传递给QCoreApplication;宏Q_D;调用d->construct()。 看Q_D的定义: 1 #define Q_D(Class) Class##Private * const d = d_func() Q_D(QApplication);展开后是: 1 QApplicationPrivate * const ...
(&threadA,SIGNAL(finished()),this,SLOT(onthreadA_finished())); connect(&threadA,SIGNAL(newValue(int,int)),this,SLOT(onthreadA_newValue(int,int))); } MainWindow::~MainWindow() { delete ui; } void MainWindow::closeEvent(QCloseEvent *event) { //窗口关闭事件,必须结束线程 if (threadA...
1、创建线程方式//pthread_create 1)方法1:QObject::moveToRhread() class Worker : public QObject { Q_OBJECT public slots: void doWork(const QString ¶meter) { QString result; /* ... here is the expensive or blocking operation ... */ ...
(); private: void initTitleBar(); void initLogView(); void initWorkSpaceView(); void initPropertyView(); void initProjectView(); void initToolBar(); void dockLayout(); void initMaxMinWin(); void showMessageBox(const QString&); private: Ui::MainFramework *ui; //标题栏 QAction* m_...
Qt 5.2.1 with the support for LSE framebuffer. Contribute to mburakov/qt5 development by creating an account on GitHub.
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信号和槽:作为 Qt 最著名的特性之一,信号和槽机制提供了一种强大的方式来处理事件和对象间的通信。信号和槽在源代码中通过特定的宏(如SIGNAL,SLOT)标记,并由 moc 处理。 动态属性:通过元对象系统,Qt 允许在运行时动态地添加、查询和修改对象的属性。这为开发者提供了极大的灵活性,使他们能够创建更加动态和适应性...
(qpath); return qsize; } int main(int argc, char *argv[]) { QCoreApplication a(argc, argv); // 该字符串存储路径 QString strPath; strPath=QDir::currentPath(); // 获取当前目录 qDebug()<<"当前目录为:"<<strPath<<endl; // 调用此函数求目录占据空间的大小 GetDirFileInfoSizeFunc(...