| 38 | class Window(QWidget): |
| 39 | |
| 40 | def __init__(self, *args, **kwargs): |
| 41 | super(Window, self).__init__(*args, **kwargs) |
| 42 | layout = QVBoxLayout(self) |
| 43 | self.progressBar = QProgressBar(self) |
| 44 | self.progressBar.setRange(0, 100) |
| 45 | layout.addWidget(self.progressBar) |
| 46 | self.startButton = QPushButton('开启线程', self, clicked=self.onStart) |
| 47 | layout.addWidget(self.startButton) |
| 48 | self.suspendButton = QPushButton( |
| 49 | '挂起线程', self, clicked=self.onSuspendThread, enabled=False) |
| 50 | layout.addWidget(self.suspendButton) |
| 51 | self.resumeButton = QPushButton( |
| 52 | '恢复线程', self, clicked=self.onResumeThread, enabled=False) |
| 53 | layout.addWidget(self.resumeButton) |
| 54 | self.stopButton = QPushButton( |
| 55 | '终止线程', self, clicked=self.onStopThread, enabled=False) |
| 56 | layout.addWidget(self.stopButton) |
| 57 | |
| 58 | # 当前线程id |
| 59 | print('main id', int(QThread.currentThreadId())) |
| 60 | |
| 61 | # 子线程 |
| 62 | self._thread = Worker(self) |
| 63 | self._thread.finished.connect(self._thread.deleteLater) |
| 64 | self._thread.valueChanged.connect(self.progressBar.setValue) |
| 65 | |
| 66 | def onStart(self): |
| 67 | print('main id', int(QThread.currentThreadId())) |