30 lines
693 B
Python
30 lines
693 B
Python
|
# -*- coding: utf-8 -*-
|
|||
|
|
'''
|
|||
|
|
（4）Python调用QML函数
|
|||
|
|
|
|||
|
|
QML中创建一个函数，
|
|||
|
|
|
|||
|
|
Python中创建一个rootObject对象，并连接这个函数，
|
|||
|
|
|
|||
|
|
例子中，每隔1s，指针会旋转45 deg;。
|
|||
|
|
'''
|
|||
|
|
from PyQt5.QtCore import QUrl, QTimer
|
|||
|
|
from PyQt5.QtGui import QGuiApplication
|
|||
|
|
from PyQt5.QtQuick import QQuickView
|
|||
|
|
|
|||
|
|
if __name__ == '__main__':
|
|||
|
|
path = 'test4.qml' # 加载的QML文件
|
|||
|
|
|
|||
|
|
app = QGuiApplication([])
|
|||
|
|
view = QQuickView()
|
|||
|
|
view.engine().quit.connect(app.quit)
|
|||
|
|
view.setSource(QUrl(path))
|
|||
|
|
view.show()
|
|||
|
|
|
|||
|
|
timer = QTimer()
|
|||
|
|
timer.start(2000)
|
|||
|
|
root = view.rootObject()
|
|||
|
|
timer.timeout.connect(root.updateRotater) # 调用QML函数
|
|||
|
|
|
|||
|
|
app.exec_()
|