# SPDX-License-Identifier: LGPL-3.0-or-later # Copyright (C) 2020 Daniel Thompson """Software ~~~~~~~~~~~ A tool to enable/disable applications. .. figure:: res/SoftwareApp.png :width: 179 Most applications are disabled by default at boot in order to conserve RAM (which is in short supply and very useful to anyone wanting to write an application). This tools allows us to boot and conserve RAM whilst still allowing users to activate so many awesome applications! """ import wasp import icons import os class SoftwareApp(): """Enable and disable applications.""" NAME = 'Software' ICON = icons.software def foreground(self): """Activate the application.""" def factory(label): nonlocal y cb = wasp.widgets.Checkbox(0, y, label) y += 40 if y > 160: y = 0 return cb y = 0 db = [] db.append(('alarm', factory('Alarm'))) db.append(('calc', factory('Calculator'))) db.append(('faces', factory('Faces'))) db.append(('gameoflife', factory('Game Of Life'))) db.append(('musicplayer', factory('Music Player'))) db.append(('play2048', factory('Play 2048'))) db.append(('snake', factory('Snake Game'))) db.append(('sports', factory('Sports'))) db.append(('flashlight', factory('Torch'))) db.append(('testapp', factory('Test'))) db.append(('timer', factory('Timer'))) db.append(('weather', factory('Weather'))) # Handle user-loaded applications try: for app in os.listdir('apps'): name = None if app.endswith('.py'): name = app[:-3] if app.endswith('.mpy'): name = app[:-4] if name: db.append((name, factory(name))) except OSError: # apps does not exist... pass # Get the initial state for the checkboxes for _, checkbox in db: label = checkbox.label.replace(' ', '') for app in wasp.system.launcher_ring: if type(app).__name__.startswith(label): checkbox.state = True break self.si = wasp.widgets.ScrollIndicator() self.page = 0 self.db = db self._draw() wasp.system.request_event(wasp.EventMask.TOUCH | wasp.EventMask.SWIPE_UPDOWN) def background(self): self.si = None del self.si self.page = None del self.page self.db = None del self.db def get_page(self): i = self.page * 5 return self.db[i:i+5] def swipe(self, event): """Notify the application of a touchscreen swipe event.""" page = self.page pages = (len(self.db)-1) // 5 if event[0] == wasp.EventType.DOWN: page = page - 1 if page > 0 else pages if event[0] == wasp.EventType.UP: page = page + 1 if page < pages else 0 self.page = page mute = wasp.watch.display.mute mute(True) self._draw() mute(False) def touch(self, event): """Notify the application of a touchscreen touch event.""" for module, checkbox in self.get_page(): if checkbox.touch(event): label = checkbox.label.replace(' ', '') if checkbox.state: wasp.system.register('apps.{}.{}App'.format(module, label)) else: for app in wasp.system.launcher_ring: if type(app).__name__.startswith(label): wasp.system.launcher_ring.remove(app) break break def _draw(self): """Draw the display from scratch.""" wasp.watch.drawable.fill() self.si.draw() for _, checkbox in self.get_page(): checkbox.draw()