def _load_qml(self, engine, qml_file):
self._component = QtQml.QQmlComponent(engine)
url = QtCore.QUrl(
os.path.dirname(os.path.realpath(__file__)) + "/" + qml_file)
# Apparently QQmlEngine caches loaded components so there shouldn't
# be a big performance penalty creating many instances of the same
# component using this code.
self._component.loadUrl(url, QtQml.QQmlComponent.PreferSynchronous)
if self._component.isError():
for error in self._component.errors():
print(error.toString())
def initWebengine(self):
component = QtQml.QQmlComponent(self.engine())
component.setData('''
import QtQuick 2.4
import WebEngineWrapper 1.0
WebEngineWrapper {
Component.onCompleted: {
initialize()
}
}
''', QtCore.QUrl(''))
item = component.create()
item.setParentItem(self.rootObject())
def main():
app = QtWidgets.QApplication(sys.argv)
view = QtQuick.QQuickView()
view.setResizeMode(QtQuick.QQuickView.SizeRootObjectToView)
# Create a declarative view
component = QtQml.QQmlComponent(view)
topLevelItem = component.create()
qmlFile = QtCore.QUrl("source.qml")
view.setSource(qmlFile)
# Declare we are using instant coding tool on this view
qic = QmlInstantCoding(view,
ReloadComponent(qmlFile, component, topLevelItem),
verbose=True)
# Add any source file (.qml and .js by default) in current working directory
qic.addFilesFromDirectory(os.getcwd())
view.show()
app.exec_()
osname = os.name.lower()
sysplatform = sys.platform.lower()
windows = os.name.lower() == "nt" and sysplatform.startswith("win")
# PyQt class name, QML URI, major version, minor version, QML type name
QtQml.qmlRegisterType(MyModel, 'MyModel', 1, 0, 'MyModel')
QtQml.qmlRegisterType(MyItem, 'MyItem', 1, 0, 'MyItem')
app = QtWidgets.QApplication(sys.argv)
# Create the QML engine
engine = QtQml.QQmlEngine(app)
engine.quit.connect(app.quit)
# Load the main.qml file and create the toplevel component
component = QtQml.QQmlComponent(engine)
currentFilePath = os.path.dirname(os.path.abspath(__file__))
mainFilepath = os.path.join(currentFilePath, "main.qml")
if windows:
mainFilepath = mainFilepath.replace('\\', '/')
qmlFile = QtCore.QUrl("file:///" + mainFilepath)
component.loadUrl(qmlFile)
if component.status() != QtQml.QQmlComponent.Ready:
for error in component.errors():
print(error.toString())
sys.exit(-1)
topLevelItem = component.create()
if not topLevelItem:
for error in component.errors():
print(error.toString())
