Qt5中两种线程操作的方法 demo代码

/**************************************************************************** ** Meta object code from reading C++ file 'DoWork.h' ** ** Created by: The Qt Meta Object Compiler version 67 (Qt 5.9.0) ** ** WARNING! All changes made in this file will be lost! *****************************************************************************/ #include "../../threadFour/DoWork.h" #include <QtCore/qbytearray.h> #include <QtCore/qmetatype.h> #if !defined(Q_MOC_OUTPUT_REVISION) #error "The header file 'DoWork.h' doesn't include <QObject>." #elif Q_MOC_OUTPUT_REVISION != 67 #error "This file was generated using the moc from 5.9.0. It" #error "cannot be used with the include files from this version of Qt." #error "(The moc has changed too much.)" #endif QT_BEGIN_MOC_NAMESPACE QT_WARNING_PUSH QT_WARNING_DISABLE_DEPRECATED struct qt_meta_stringdata_DoWork_t { QByteArrayData data[5]; char stringdata0[31]; }; #define QT_MOC_LITERAL(idx, ofs, len) \ Q_STATIC_BYTE_ARRAY_DATA_HEADER_INITIALIZER_WITH_OFFSET(len, \ qptrdiff(offsetof(qt_meta_stringdata_DoWork_t, stringdata0) + ofs \ - idx * sizeof(QByteArrayData)) \ ) static const qt_meta_stringdata_DoWork_t qt_meta_stringdata_DoWork = { { QT_MOC_LITERAL(0, 0, 6), // "DoWork" QT_MOC_LITERAL(1, 7, 5), // "nihao" QT_MOC_LITERAL(2, 13, 0), // "" QT_MOC_LITERAL(3, 14, 8), // "qunimade" QT_MOC_LITERAL(4, 23, 7) // "nihaoma" }, "DoWork\0nihao\0\0qunimade\0nihaoma" }; #undef QT_MOC_LITERAL static const uint qt_meta_data_DoWork[] = { // content: 7, // revision 0, // classname 0, 0, // classinfo 3, 14, // methods 0, 0, // properties 0, 0, // enums/sets 0, 0, // constructors 0, // flags 1, // signalCount // signals: name, argc, parameters, tag, flags 1, 0, 29, 2, 0x06 /* Public */, // slots: name, argc, parameters, tag, flags 3, 0, 30, 2, 0x0a /* Public */, 4, 0, 31, 2, 0x0a /* Public */, // signals: parameters QMetaType::Void, // slots: parameters QMetaType::Void, QMetaType::Void, 0 // eod }; void DoWork::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a) { if (_c == QMetaObject::InvokeMetaMethod) { DoWork *_t = static_cast<DoWork *>(_o); Q_UNUSED(_t) switch (_id) { case 0: _t->nihao(); break; case 1: _t->qunimade(); break; case 2: _t->nihaoma(); break; default: ; } } else if (_c == QMetaObject::IndexOfMethod) { int *result = reinterpret_cast<int *>(_a[0]); void **func = reinterpret_cast<void **>(_a[1]); { typedef void (DoWork::*_t)(); if (*reinterpret_cast<_t *>(func) == static_cast<_t>(&DoWork::nihao)) { *result = 0; return; } } } Q_UNUSED(_a); } const QMetaObject DoWork::staticMetaObject = { { &QObject::staticMetaObject, qt_meta_stringdata_DoWork.data, qt_meta_data_DoWork, qt_static_metacall, nullptr, nullptr} }; const QMetaObject *DoWork::metaObject() const { return QObject::d_ptr->metaObject ? QObject::d_ptr->dynamicMetaObject() : &staticMetaObject; } void *DoWork::qt_metacast(const char *_clname) { if (!_clname) return nullptr; if (!strcmp(_clname, qt_meta_stringdata_DoWork.stringdata0)) return static_cast<void*>(const_cast< DoWork*>(this)); return QObject::qt_metacast(_clname); } int DoWork::qt_metacall(QMetaObject::Call _c, int _id, void **_a) { _id = QObject::qt_metacall(_c, _id, _a); if (_id < 0) return _id; if (_c == QMetaObject::InvokeMetaMethod) { if (_id < 3) qt_static_metacall(this, _c, _id, _a); _id -= 3; } else if (_c == QMetaObject::RegisterMethodArgumentMetaType) { if (_id < 3) *reinterpret_cast<int*>(_a[0]) = -1; _id -= 3; } return _id; } // SIGNAL 0 void DoWork::nihao() { QMetaObject::activate(this, &staticMetaObject, 0, nullptr); } QT_WARNING_POP QT_END_MOC_NAMESPACE