'''

���캯��(sh��)��

QTimer(parent: QObject = None): ��(chu��ng)��һ�� QTimer ���󣬿�ָ��������
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interval: �@ȡ���O�ö��r���ĕr�g�g�����Ժ�����λ����
isActive: �z�鶨�r���Ƿ������\�С�
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start(interval: int = 0): ���Ӷ��r������ָ���r�g�g������δָ���tʹ��֮ǰ�O�õ��g������
stop(): ֹͣ���r����
setInterval(interval: int): �O�ö��r���ĕr�g�g����
setSingleShot(bool)�O�ö��r���Ƿ�H�|�l(f��)һ����
singleShot(): ��(zh��)��һ��
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timeout: �����r�����r�r�l(f��)�����̖��
'''

from PySide6.QtWidgets import *
from PySide6.QtCore import *
from PySide6.QtGui import *


class Window(QWidget):
    def __init__(self):
        super().__init__()
        self.resize(600,400)
        self.setWindowTitle("QTimer���r���ؼ�")

        self.label = QLabel(self)
        self.label.setGeometry(30,30,30,30)
        self.label.setStyleSheet("background-color:red")

        self.btn_start = QPushButton("����",self)
        self.btn_stop = QPushButton("ֹͣ",self)

        self.btn_start.move(30,300)
        self.btn_stop.move(150,300)

        self.timer = QTimer(self)
        # self.timer.setInterval(100)
        self.timer.timeout.connect(self.on_timer_slot)
        # self.timer.setSingleShot(True)
        QTimer.singleShot(2000,self.label,self.change_label_color)

        self.num =0

        #slot
        self.btn_start.clicked.connect(self.on_btn_start_click)
        self.btn_stop.clicked.connect(self.on_btn_stop_click)

    def change_label_color(self):
        self.label.setStyleSheet("background-color:green")

    def on_btn_start_click(self):
        if self.timer.isActive():
            return
        self.timer.start(500)

    def on_btn_stop_click(self):
        if self.timer.isActive():
            self.timer.stop()

    def on_timer_slot(self):
        print("�ұ���(zh��)����")
        self.label.move(30+self.num,30)
        self.num+=10
        if self.num>self.width():self.num =0








if __name__ == '__main__':
    import sys
    app = QApplication(sys.argv)
    win = Window()
    win.show()
    sys.exit(app.exec())