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* Bump black from 22.8.0 to 24.3.0 in /python/web Bumps [black](https://github.com/psf/black) from 22.8.0 to 24.3.0. - [Release notes](https://github.com/psf/black/releases) - [Changelog](https://github.com/psf/black/blob/main/CHANGES.md) - [Commits](https://github.com/psf/black/compare/22.8.0...24.3.0) --- updated-dependencies: - dependency-name: black dependency-type: direct:development ... Signed-off-by: dependabot[bot] <support@github.com> * Github CI: Backend web test runner use python 3.9.19 * Reformat python sources with black * Docker: Bump to python 3.9-slim image for pytest * Bump pytest version to 8.1.1 * Bump more library versions, and freeze them --------- Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> Co-authored-by: Daniel Markstedt <daniel@mindani.net>
92 lines
3.3 KiB
Python
92 lines
3.3 KiB
Python
"""Module that implements a button cycling functionality"""
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from abc import abstractmethod
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from menu.timer import Timer
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from piscsi.file_cmds import FileCmds
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class Cycler:
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"""Class implementing button cycling functionality. Message is shown at the center of
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the screen where repeated button presses cycle through the available selection
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possibilities. Inactivity (cycle_timeout) actives cycle entry last shown on the screen."""
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def __init__(
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self,
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menu_controller,
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sock_cmd,
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piscsi_cmd,
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cycle_timeout=3,
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return_string="Return ->",
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return_entry=True,
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empty_messages=True,
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):
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self._cycle_profile_timer_flag = Timer(activation_delay=cycle_timeout)
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self._menu_controller = menu_controller
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self.sock_cmd = sock_cmd
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self.piscsi_cmd = piscsi_cmd
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self.file_cmd = FileCmds(piscsi=self.piscsi_cmd)
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self.cycle_entries = self.populate_cycle_entries()
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self.return_string = return_string
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self.return_entry = return_entry
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self.empty_messages = empty_messages
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if self.return_entry is True:
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self.cycle_entries.insert(0, self.return_string)
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self.selected_config_file_index = 0
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self.message = str(self.cycle_entries[self.selected_config_file_index])
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self.update()
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@abstractmethod
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def populate_cycle_entries(self):
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"""Returns a list of entries to cycle"""
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@abstractmethod
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def perform_selected_entry_action(self, selected_entry):
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"""Performs an action on the selected cycle menu entry"""
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@abstractmethod
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def perform_return_action(self):
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"""Perform the return action, i.e., when no selection is chosen"""
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def update(self):
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"""Returns True if object has completed its task and can be deleted"""
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if self._cycle_profile_timer_flag is None:
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return None
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self._cycle_profile_timer_flag.check_timer()
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if self.message is not None:
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self._menu_controller.show_timed_mini_message(self.message)
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self._menu_controller.get_menu_renderer().render()
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if self._cycle_profile_timer_flag.enabled is False: # timer is running
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return None
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selected_cycle_entry = str(self.cycle_entries[self.selected_config_file_index])
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if self.return_entry is True:
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if selected_cycle_entry != self.return_string:
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if self.empty_messages is True:
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self._menu_controller.show_timed_mini_message("")
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self._menu_controller.show_timed_message("")
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return self.perform_selected_entry_action(selected_cycle_entry)
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self._menu_controller.show_timed_mini_message("")
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self._menu_controller.show_timed_message("")
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return self.perform_return_action()
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return self.perform_selected_entry_action(selected_cycle_entry)
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def cycle(self):
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"""Cycles between entries in the cycle menu"""
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if self._cycle_profile_timer_flag is None:
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return
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self.selected_config_file_index += 1
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if self.selected_config_file_index > len(self.cycle_entries) - 1:
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self.selected_config_file_index = 0
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self.message = str(self.cycle_entries[self.selected_config_file_index])
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self._cycle_profile_timer_flag.reset_timer()
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