问PySide，QtWebKit - loadFinished信号从不发射。

EN

import sys
from PySide import QtGui, QtWebKit, QtCore

class WebPageProcessor(object):

    def __init__(self, browser):
        self.browser = browser
        self.browser.loadFinished.connect(self.test)
        self.browser.load('http://google.com')

    def test(self, ok):
        print(ok)


class Browser(QtGui.QWidget):

    def __init__(self):
        super().__init__()
        self.init_ui()
        bot = WebPageProcessor(self.browser)

    def init_ui(self):
        self.browser = QtWebKit.QWebView()

        grid = QtGui.QGridLayout()
        grid.setContentsMargins(0, 0, 0, 0)
        grid.addWidget(self.browser, 0, 0)
        self.setLayout(grid)


if __name__ == '__main__':
    app = QtGui.QApplication(sys.argv)
    browser = Browser()
    browser.show()
    app.exec_()