Qt WebEngine 中 QWebInspector 的替代品是什么?
What is the alternative to QWebInspector in Qt WebEngine?
代码片段的例子在这里:
from PySide2 import QtCore, QtGui, QtWidgets, QtWebChannel
from PySide2.QtWebEngineWidgets import QWebEngineView, QWebEngineSettings
class AppWindow(QtWidgets.QMainWindow):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.view = WebView(self)
self.setCentralWidget(self.view)
self.view.settings().setAttribute(QWebEngineSettings.JavascriptEnabled, True)
self.view.settings().setAttribute(QWebEngineSettings.PluginsEnabled, True);
self.page = self.view.page()
self.page.setDevToolsPage(self.page)
#self.inspector = QWebInspector(self) # Crash is here!!!
#self.inspector.setPage(self.page)
#self.inspector.hide()
上面的三行在以前的版本中运行得很好。
PySide2 中 QWebInspector
的替代品是什么?
QWebEngine 没有等效的 QWebInspector
class,因为开发工具由底层 Chrome 浏览器提供。需要设置一个环境变量来启用这些工具,然后您可以通过单独的基于 Chrome 的浏览器访问它们 - 请参阅 Qt5 文档中的 Qt WebEngine Developer Tools 了解完整详细信息。
下面是一个基于您的示例代码的简单演示:
import sys, os
DEBUG_PORT = '5588'
DEBUG_URL = 'http://127.0.0.1:%s' % DEBUG_PORT
os.environ['QTWEBENGINE_REMOTE_DEBUGGING'] = DEBUG_PORT
from PySide2 import QtCore, QtGui, QtWidgets, QtWebChannel
from PySide2.QtWebEngineWidgets import QWebEngineView, QWebEngineSettings
class AppWindow(QtWidgets.QMainWindow):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.view = QWebEngineView(self)
self.setCentralWidget(self.view)
self.view.settings().setAttribute(QWebEngineSettings.JavascriptEnabled, True)
self.view.settings().setAttribute(QWebEngineSettings.PluginsEnabled, True)
self.view.loadFinished.connect(self.handleLoaded)
self.view.load(QtCore.QUrl('https://google.com/'))
self.inspector = QWebEngineView()
self.inspector.setWindowTitle('Web Inspector')
self.inspector.load(QtCore.QUrl(DEBUG_URL))
def handleLoaded(self, ok):
if ok:
self.view.page().setDevToolsPage(self.inspector.page())
self.inspector.show()
app = QtWidgets.QApplication(sys.argv)
win = AppWindow()
win.setGeometry(600, 100, 600, 480)
win.show()
app.exec_()
代码片段的例子在这里:
from PySide2 import QtCore, QtGui, QtWidgets, QtWebChannel
from PySide2.QtWebEngineWidgets import QWebEngineView, QWebEngineSettings
class AppWindow(QtWidgets.QMainWindow):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.view = WebView(self)
self.setCentralWidget(self.view)
self.view.settings().setAttribute(QWebEngineSettings.JavascriptEnabled, True)
self.view.settings().setAttribute(QWebEngineSettings.PluginsEnabled, True);
self.page = self.view.page()
self.page.setDevToolsPage(self.page)
#self.inspector = QWebInspector(self) # Crash is here!!!
#self.inspector.setPage(self.page)
#self.inspector.hide()
上面的三行在以前的版本中运行得很好。
PySide2 中 QWebInspector
的替代品是什么?
QWebEngine 没有等效的 QWebInspector
class,因为开发工具由底层 Chrome 浏览器提供。需要设置一个环境变量来启用这些工具,然后您可以通过单独的基于 Chrome 的浏览器访问它们 - 请参阅 Qt5 文档中的 Qt WebEngine Developer Tools 了解完整详细信息。
下面是一个基于您的示例代码的简单演示:
import sys, os
DEBUG_PORT = '5588'
DEBUG_URL = 'http://127.0.0.1:%s' % DEBUG_PORT
os.environ['QTWEBENGINE_REMOTE_DEBUGGING'] = DEBUG_PORT
from PySide2 import QtCore, QtGui, QtWidgets, QtWebChannel
from PySide2.QtWebEngineWidgets import QWebEngineView, QWebEngineSettings
class AppWindow(QtWidgets.QMainWindow):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.view = QWebEngineView(self)
self.setCentralWidget(self.view)
self.view.settings().setAttribute(QWebEngineSettings.JavascriptEnabled, True)
self.view.settings().setAttribute(QWebEngineSettings.PluginsEnabled, True)
self.view.loadFinished.connect(self.handleLoaded)
self.view.load(QtCore.QUrl('https://google.com/'))
self.inspector = QWebEngineView()
self.inspector.setWindowTitle('Web Inspector')
self.inspector.load(QtCore.QUrl(DEBUG_URL))
def handleLoaded(self, ok):
if ok:
self.view.page().setDevToolsPage(self.inspector.page())
self.inspector.show()
app = QtWidgets.QApplication(sys.argv)
win = AppWindow()
win.setGeometry(600, 100, 600, 480)
win.show()
app.exec_()