def help_info(app):
"""Return a widget displaying help information."""
# system title
items = [
urwid.Text(r'''
_ _ _
| | | | (_)
___ _ _| | ___ | |_ _ _ _
/ __| | | | |/ __| | __| | | | |
| (__| |_| | | (__ | |_| |_| | |
\___|\__, |_|\___| \__|\__,_|_|
__/ |
|___/
( scroll using arrow keys )
'''),
urwid.Text(TUI)
]
# list key bindings
for group, bindings in BINDINGS.list_groups():
items.append(urwid.Text([f'{group["desc"]}:']))
for binding in bindings:
keystr = ' '.join(binding['keys'])
items.append(
urwid.Text([('key', keystr), (' ' * (10 - len(keystr))),
binding['desc']]))
items.append(urwid.Divider())
# mouse interaction
items.extend([urwid.Text('Shift+Click to select text'), urwid.Divider()])
# list task states
items.append(urwid.Divider())
items.append(urwid.Text('Task Icons:'))
for state in TASK_STATUSES_ORDERED:
items.append(
urwid.Text(get_task_icon(state, is_held=False) + [' ', state]))
items.append(urwid.Divider())
items.append(urwid.Text('Special States:'))
items.append(
urwid.Text(
get_task_icon(TASK_STATUS_WAITING, is_held=True) + [' ', 'held']))
# list job states
items.append(urwid.Divider())
items.append(urwid.Text('Job Icons:'))
for state in JOB_COLOURS:
items.append(
urwid.Text([(f'overlay_job_{state}', JOB_ICON), ' ', state]))
widget = urwid.ListBox(urwid.SimpleFocusListWalker(items))
return (widget, {'width': 60, 'height': 40})
def filter_task_state(app):
"""Return a widget for adjusting the task state filter."""
def toggle(state, *_):
"""Toggle a filter state."""
app.filter_states[state] = not app.filter_states[state]
checkboxes = [
urwid.CheckBox(get_task_icon(state) + [' ' + state],
state=is_on,
on_state_change=partial(toggle, state))
for state, is_on in app.filter_states.items()
]
def invert(*_):
"""Invert the state of all filters."""
for checkbox in checkboxes:
checkbox.set_state(not checkbox.state)
widget = urwid.ListBox(
urwid.SimpleFocusListWalker([
urwid.Text('Filter Task States'),
urwid.Divider(),
urwid.Padding(urwid.Button('Invert', on_press=invert), right=19)
] + checkboxes))
return (widget, {'width': 35, 'height': 23})
def test_get_task_icon(status, is_held, start_offset, mean_time, expected):
"""It renders task icons."""
start_time = None
if start_offset is not None:
start_time = get_time_string(
datetime.utcnow() - timedelta(seconds=start_offset)
)
assert (
get_task_icon(status, is_held, start_time, mean_time)
) == expected