class Pomodoro(QMainWindow): def __init__(self): QMainWindow.__init__(self) self.initUI() def initUI(self): self.content = QWidget(self) self.control = QGridLayout(self) self.taskDur = QLineEdit(self) self.taskDur.setText("40") self.task = QLineEdit(self) self.task.setText("task") self.lcd = QLCDNumber(self) self.lcd.display("00:00") self.lcd.setMinimumSize(400, 400) self.indicator = QLCDNumber() self.indicator.display("00:00") self.indicator.setMinimumSize(75, 55) self.pat = PauseableTimer(self.lcd, self.task, self.indicator) self.start = QPushButton(self) self.start.setText("start") self.start.released.connect(self.pat.start_) self.pause = QPushButton(self) self.pause.setText("pause") self.pause.released.connect(self.pat.pause) self.stop = QPushButton(self) self.stop.setText("stop") self.stop.released.connect(self.pat.stop_) self.setTL = QPushButton(self) self.setTL.setText("set dur,minutes") self.setTL.released.connect( lambda: self.pat.setCount(int(self.taskDur.text()))) self.log = QLineEdit(self) self.append = QPushButton(self) self.append.setText("append") self.append.released.connect( lambda: logging.critical("------" + self.log.text())) self.control.addWidget(self.taskDur, 0, 0, Qt.AlignLeft) self.control.addWidget(self.task, 0, 1, 1, 3) #从0,1位置开始,跨1行,跨3列 self.control.addWidget(self.lcd, 1, 0, 1, 4) self.control.addWidget(self.start, 2, 0) self.control.addWidget(self.pause, 2, 1) self.control.addWidget(self.stop, 2, 2) self.control.addWidget(self.setTL, 2, 3) self.control.addWidget(self.log, 3, 0, 1, 3) self.control.addWidget(self.append, 3, 3) self.content.setLayout(self.control) self.content.resize(400, 600) self.setCentralWidget(self.content) self.show() frameGm = self.indicator.frameGeometry() screen = QApplication.desktop().screenNumber( QApplication.desktop().cursor().pos()) bottomRight = QApplication.desktop().screenGeometry( screen).bottomRight() frameGm.moveCenter(bottomRight) self.indicator.move(frameGm.bottomRight()) self.indicator.setWindowFlags(QtCore.Qt.WindowStaysOnTopHint) self.indicator.show()