def main():
""" Create and show a QMainWindow which embeds the given widget on a button
click.
"""
app = QtGui.QApplication([])
# Define a new QMainWindow
window = QtGui.QMainWindow()
window.setMinimumSize(600, 400)
# Set up the QLayout
layout = QtGui.QVBoxLayout()
window.setCentralWidget(QtGui.QWidget())
window.centralWidget().setLayout(layout)
# Add a button to the layout which embeds the supplied widget on click.
button = QtGui.QPushButton("I'm a QPushButton. Press me to embed a widget")
button.clicked.connect(lambda: layout.addWidget(create_jigna_widget()))
layout.addWidget(button)
# Show the window
window.show()
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain models
installer = Installer()
pandas = Package(name='Pandas', version='1.0')
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template,
context={
'installer': installer,
'new_package': pandas
})
widget.show()
# Start the event loop.
#
# Clicking on the button in the UI will call the `install` method in a
# thread so that the UI is still responsive while the method is executing.
# The progress bar is also updated as the method progresses.
app.exec_()
# Check the final values
print(installer.current.name, installer.current.version)
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
fred = Person(name='Fred', age=42, fruits=['pear', 'apple'])
template = VueTemplate(html_file='ex22_vuejs_demo.html')
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template,
context={'person': fred},
debug=True)
widget.show()
# Schedule an update to a model variable after 2.5 seconds. This update
# will be reflected in the UI immediately.
do_after(2500, fred.update_name, "Guido")
do_after(2500, fred.add_fruit)
do_after(2500, fred.add_friend)
# Start the event loop
app.exec_()
# Check the values after the UI is closed
print(fred.name, fred.age, fred.fruits, fred.friends)
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain models
fred = Person(name='Fred', age=14)
wilma = Person(name='Wilma', age=25)
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template,
context={
'person': fred,
'spouse': wilma
})
widget.show()
# Start the event loop.
#
# Clicking on the buttons in the UI will make blocking calls to the
# corresponding methods on the domain model. You can supply primitive as
# well as instance objects as arguments of the method.
app.exec_()
# Check the final values after the UI is closed
print(fred.name, fred.age, fred.spouse.name)
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
fred = Person(name='Fred')
wilma = Person(name='Wilma')
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'person': fred})
widget.show()
# Schedule some operations on the domain model.
#
# The operation should fill in the `spouse` field of the person and this
# should be reflected in the UI.
do_after(2500, fred.marry, wilma)
# Start the event loop.
#
# Initially, the `spouse` field of the person is empty, so the fields
# related to the spouse should be empty in the UI.
app.exec_()
# Check the final values of the instance
print(fred.name, fred.spouse.name, wilma.name)
def setUpClass(cls):
qapp = QtGui.QApplication.instance() or QtGui.QApplication([])
template = Template(body_html=body_html)
fred = Person(name='Fred', age=42)
widget = HTMLWidget(template=template, context={'model': fred})
widget.show()
gui.process_events()
cls.widget = widget
cls.fred = fred
def main():
# Start a QtGui application
app = QtGui.QApplication([])
# Instantiate the domain model
fred = Person(name='Fred', age=42)
# Create a jigna based HTML widget to render the HTML template with the
# given context.
widget = HTMLWidget(template=template, context={'person': fred})
widget.show()
# Start the event loop
app.exec_()
# Check the values after the UI is closed
print fred.name, fred.age
def setUpClass(cls):
from jigna.api import HTMLWidget, VueTemplate
from jigna.utils import gui
from jigna.qt import QtGui
qapp = QtGui.QApplication.instance() or QtGui.QApplication([])
template = VueTemplate(body_html=body_vue_html)
fred = Person(name='Fred', age=42)
addressbook = AddressBook()
widget = HTMLWidget(template=template,
context={
'model': fred,
'addressbook': addressbook
})
widget.show()
gui.process_events()
cls.widget = widget
cls.fred = fred
cls.addressbook = addressbook
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain models
worker = Worker()
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'worker': worker})
widget.show()
# Start the event loop.
#
# The view related code is such that clicking on the buttons in the UI will
# call methods on the domain model and do something when the method call
# succeeded or failed.
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
motd = MOTD(message="Explicit is better than implicit.")
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'motd':motd})
widget.show()
# Schedule an update to a model variable after 2.5 seconds. This update
# will be reflected in the UI immediately.
do_after(2500, motd.update_message, "Flat is better than nested.")
# Start the event loop
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
lena = Person(name='Lena', age=28)
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'person': lena})
widget.show()
# Start the event loop.
#
# You should see that user resources like CSS, images and custom JS are
# pulled in properly from the `user_resources_data` directory and displayed
# in the view.
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
file_urls = ['images/lena.png', 'videos/big-buck-bunny.mp4']
downloader = Downloader(file_urls=file_urls)
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'downloader': downloader})
widget.show()
# Start the event loop.
#
# Clicking on the button in the UI will call the `download_files` method in
# a thread. After each file is "downloaded", a Javascript alert should come
# up. This is in response to a Python event on each file download.
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
fred = Person(name='Fred', age=42)
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
#
# This will behave as a static page since we don't have the traits
# machinery here to reflect model updates in the view.
widget = HTMLWidget(template=template, context={'person': fred})
widget.show()
# Start the event loop
app.exec_()
# Check the values after the UI is closed
print fred.name, fred.age
def main():
# Start the Qt application
app = QtGui.QApplication.instance() or QtGui.QApplication([])
# Instantiate the domain model
scene_controller = SceneController()
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
#
# The view contains an embedded Mayavi QWidget showing a visualization of
# the domain model. Moving the sliders on the UI changes the domain model and
# hence the Mayavi visualization.
widget = HTMLWidget(
template=template, context={'scene_controller': scene_controller}
)
widget.show()
# Start the event loop
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
fred = Person(name='Fred', age=28)
wilma = Person(name='Wilma', age=25)
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(
template=template, context={'fred': fred, 'wilma': wilma}
)
widget.show()
# Start the event loop.
#
# You should see that the person-view component's template is rendered with
# the correct domain models.
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
stop_watch = StopWatch()
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
#
# The operations on the stop watch can be controlled from the UI. The view
# related logic is such that it always displays the integer time of the
# domain model in a proper hh:mm:ss format.
widget = HTMLWidget(template=template, context={'stop_watch': stop_watch})
widget.show()
# Start the event loop
app.exec_()
# Check the values after the UI is closed
print(stop_watch.time, "seconds")
def main():
# Start the Qt application
app = QtGui.QApplication.instance() or QtGui.QApplication([])
# Instantiate the domain model and the plot controller
domain_model = DomainModel(scaling_factor=50)
plot_controller = PlotController(domain_model=domain_model)
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
#
# The widget contains an embedded Chaco QWidget showing a 2D plot of
# the domain model. Moving the slider on the UI changes the domain model
# and hence the Chaco plot.
widget = HTMLWidget(template=template,
context={
'domain_model': domain_model,
'plot_controller': plot_controller
})
widget.show()
# Start the event loop
app.exec_()
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
fred = Person(name='Fred', friends=[Person(name='Dino')])
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'person':fred})
widget.show()
# Schedule some operations on the list.
#
# We're trying to append and insert instances in the list in the future.
# This should be reflected in the UI.
do_after(2500, fred.friends.append, Person(name='Wilma'))
do_after(5000, fred.friends.insert, 0, Person(name='Barney'))
# Start the event loop
app.exec_()
# Check the final values of the list attribute
print([friend.name for friend in fred.friends])
def main():
# Start the Qt application
app = QtGui.QApplication([])
# Instantiate the domain model
basket = Basket(fruits=['peach', 'pear'])
# Create the jigna based HTML widget which renders the given HTML template
# with the given context.
widget = HTMLWidget(template=template, context={'basket': basket})
widget.show()
# Schedule some operations on the list.
#
# We're trying to append and insert primitives to the list in the future.
# This should be reflected in the UI.
do_after(2500, basket.fruits.append, 'mango')
do_after(5000, basket.fruits.insert, 0, 'banana')
# Start the event loop
app.exec_()
# Check the final values of the list attribute
print(basket.fruits)
def setUp(self):
self.model = MyModel(attr1="Attr1", attr2=2)
self.template = Template(body_html="")
self.app = QtGui.QApplication.instance() or QtGui.QApplication([])
class ProxyQWebPage(QtWebKit.QWebPage):
""" Overridden to open external links in a web browser.
Source: http://www.expobrain.net/2012/03/01/open-urls-in-external-browser-by-javascript-in-webkit/
"""
def acceptNavigationRequest(self, frame, request, type):
# Checking this is same as checking if the client side <a> tag making
# the HTTP request had target="_blank" as an attribute.
if frame is None:
import webbrowser
webbrowser.open_new(request.url().toString())
return False
else:
return super(ProxyQWebPage, self).acceptNavigationRequest(
frame, request, type
)
def createWindow(self, *args, **kwargs):
return ProxyQWebPage()
if __name__ == '__main__':
app = QtGui.QApplication([])
w = ProxyQWebView()
w.show()
w.raise_()
w.load(QtCore.QUrl('http://www.google.com/'))
app.exec_()