def create_glib_loop(self):
# clear flags
self.timeout_error = False
self.loop = GLibEventLoop()
loop = self.loop.active_main_loop
context = loop.get_context()
# This is prevention from running loop indefinitely
source = GLib.timeout_source_new_seconds(2)
source.set_callback(self._quit_loop, loop)
source.attach(context)
def setup(self, data):
"""Construct all the objects required to implement this interface.
This method must be provided by all subclasses.
"""
# Use GLib event loop for the Simpleline TUI
loop = GLibEventLoop()
App.initialize(event_loop=loop)
loop.set_quit_callback(tui_quit_callback)
scheduler = App.get_scheduler()
scheduler.quit_screen = YesNoDialog(self.quitMessage)
# tell python-meh it should use our raw_input
meh_io_handler = meh.ui.text.IOHandler(
in_func=self._get_meh_input_func)
self._meh_interface.set_io_handler(meh_io_handler)
# register handlers for various messages
loop = App.get_event_loop()
loop.register_signal_handler(ExceptionSignal, exception_msg_handler)
loop.register_signal_handler(SendMessageSignal,
self._handle_show_message)
_hubs = self._list_hubs()
# First, grab a list of all the standalone spokes.
spokes = self._collectActionClasses(self.paths["spokes"],
StandaloneSpoke)
actionClasses = self._orderActionClasses(spokes, _hubs)
for klass in actionClasses:
obj = klass(data, self.storage, self.payload)
# If we are doing a kickstart install, some standalone spokes
# could already be filled out. In that case, we do not want
# to display them.
if self._is_standalone(obj) and obj.completed:
del (obj)
continue
if hasattr(obj, "set_path"):
obj.set_path("spokes", self.paths["spokes"])
obj.set_path("categories", self.paths["categories"])
should_schedule = obj.setup(self.ENVIRONMENT)
if should_schedule:
scheduler.schedule_screen(obj)
def setup(self, data):
"""Construct all the objects required to implement this interface.
This method must be provided by all subclasses.
"""
# Use GLib event loop for the Simpleline TUI
loop = GLibEventLoop()
App.initialize(event_loop=loop)
loop.set_quit_callback(tui_quit_callback)
scheduler = App.get_scheduler()
scheduler.quit_screen = YesNoDialog(self.quitMessage)
# tell python-meh it should use our raw_input
meh_io_handler = meh.ui.text.IOHandler(in_func=self._get_meh_input_func)
self._meh_interface.set_io_handler(meh_io_handler)
# register handlers for various messages
loop = App.get_event_loop()
loop.register_signal_handler(ExceptionSignal, exception_msg_handler)
loop.register_signal_handler(SendMessageSignal, self._handle_show_message)
_hubs = self._list_hubs()
# First, grab a list of all the standalone spokes.
spokes = self._collectActionClasses(self.paths["spokes"], StandaloneSpoke)
actionClasses = self._orderActionClasses(spokes, _hubs)
for klass in actionClasses:
obj = klass(data, self.storage, self.payload, self.instclass)
# If we are doing a kickstart install, some standalone spokes
# could already be filled out. In that case, we do not want
# to display them.
if self._is_standalone(obj) and obj.completed:
del(obj)
continue
if hasattr(obj, "set_path"):
obj.set_path("spokes", self.paths["spokes"])
obj.set_path("categories", self.paths["categories"])
should_schedule = obj.setup(self.ENVIRONMENT)
if should_schedule:
scheduler.schedule_screen(obj)
from simpleline import App
from simpleline.event_loop.glib_event_loop import GLibEventLoop
from simpleline.render.screen import UIScreen
from simpleline.render.screen_handler import ScreenHandler
from simpleline.render.widgets import TextWidget
class HelloWorld(UIScreen):
def __init__(self):
super().__init__(title="Hello World with GLib")
def refresh(self, args=None):
super().refresh()
self.window.add_with_separator(TextWidget("Body text"))
if __name__ == "__main__":
# Create Glib event loop.
glib_loop = GLibEventLoop()
# Use glib event loop instead of the original one.
# Everything else should behave the same as with the original Simpleline loop.
App.initialize(event_loop=glib_loop)
screen = HelloWorld()
ScreenHandler.schedule_screen(screen)
# Run the application.
App.run()