kmike/x.py

## x.py
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import sys
import sip

QT5 = True

if QT5:
    from PyQt5.QtWidgets import QApplication
    from PyQt5.QtWebKitWidgets import QWebView
    from PyQt5.QtCore import QTimer, QUrl, PYQT_VERSION_STR, QT_VERSION_STR
    from PyQt5.QtNetwork import QNetworkAccessManager
    from PyQt5.QtWebKit import qWebKitVersion
else:
    from PyQt4.QtGui import QApplication
    from PyQt4.QtWebKit import QWebView
    from PyQt4.QtCore import QTimer, QUrl, PYQT_VERSION_STR, QT_VERSION_STR
    from PyQt4.QtNetwork import QNetworkAccessManager
    from PyQt4.QtWebKit import qWebKitVersion


class CustomNAM(QNetworkAccessManager):
    timers = set()

    def createRequest(self, operation, request, outgoingData=None):
        print("createRequest", request.url())
        reply = super(CustomNAM, self).createRequest(operation, request, outgoingData)
        reply.metaDataChanged.emit()

        timer = QTimer(reply)
        timer.setSingleShot(True)

        def on_timeout():
            print("aborting", reply.url())
            # reply.finished.disconnect()
            reply.abort()

        timer.timeout.connect(on_timeout)
        timer.start(2000)
        self.timers.add(timer)

        return reply


def print_versions():
    versions = [
        "Qt %s" % QT_VERSION_STR,
        "PyQt %s" % PYQT_VERSION_STR,
        "WebKit %s" % qWebKitVersion(),
        "sip %s" % sip.SIP_VERSION_STR,
    ]
    print(", ".join(versions))


if __name__ == '__main__':
    print_versions()
    app = QApplication(sys.argv)
    nam = CustomNAM()

    web_view = QWebView()
    web_view.page().setNetworkAccessManager(nam)
    web_view.show()
    web_view.load(QUrl('http://0.0.0.0:8998/slow.gif?n=5'))
    # web_view.setHtml(b'''
    # <html><body>
    # <img id='foo' width=50 heigth=50
    #      src="http://www.deelay.me/5000/http://www.deelay.me/img/1000ms.gif"">
    # </body></html>
    # ''')
    app.exec_()
	#!/usr/bin/env python
	# -- coding: utf-8 --
	import sys
	import sip

	QT5 = True

	if QT5:
	from PyQt5.QtWidgets import QApplication
	from PyQt5.QtWebKitWidgets import QWebView
	from PyQt5.QtCore import QTimer, QUrl, PYQT_VERSION_STR, QT_VERSION_STR
	from PyQt5.QtNetwork import QNetworkAccessManager
	from PyQt5.QtWebKit import qWebKitVersion
	else:
	from PyQt4.QtGui import QApplication
	from PyQt4.QtWebKit import QWebView
	from PyQt4.QtCore import QTimer, QUrl, PYQT_VERSION_STR, QT_VERSION_STR
	from PyQt4.QtNetwork import QNetworkAccessManager
	from PyQt4.QtWebKit import qWebKitVersion


	class CustomNAM(QNetworkAccessManager):
	timers = set()

	def createRequest(self, operation, request, outgoingData=None):
	print("createRequest", request.url())
	reply = super(CustomNAM, self).createRequest(operation, request, outgoingData)
	reply.metaDataChanged.emit()

	timer = QTimer(reply)
	timer.setSingleShot(True)

	def on_timeout():
	print("aborting", reply.url())
	# reply.finished.disconnect()
	reply.abort()

	timer.timeout.connect(on_timeout)
	timer.start(2000)
	self.timers.add(timer)

	return reply


	def print_versions():
	versions = [
	"Qt %s" % QT_VERSION_STR,
	"PyQt %s" % PYQT_VERSION_STR,
	"WebKit %s" % qWebKitVersion(),
	"sip %s" % sip.SIP_VERSION_STR,
	]
	print(", ".join(versions))


	if __name__ == '__main__':
	print_versions()
	app = QApplication(sys.argv)
	nam = CustomNAM()

	web_view = QWebView()
	web_view.page().setNetworkAccessManager(nam)
	web_view.show()
	web_view.load(QUrl('http://0.0.0.0:8998/slow.gif?n=5'))
	# web_view.setHtml(b'''
	# <html><body>
	# <img id='foo' width=50 heigth=50
	# src="http://www.deelay.me/5000/http://www.deelay.me/img/1000ms.gif"">
	# </body></html>
	# ''')
	app.exec_()