from builtins import str from AppKit import * from PyObjCTools import AppHelper from Carbon.CarbonEvt import RegisterEventHotKey, GetApplicationEventTarget from Carbon.Events import cmdKey, controlKey import struct from threading import Thread from .main import KeyboardHandler kEventHotKeyPressedSubtype = 6 kEventHotKeyReleasedSubtype = 9 class OSXKeyboardHandler(KeyboardHandler): def __init__(self): super(OSXKeyboardHandler, self).__init__() self.replacement_keys = dict() self.app = KeyboardCapturingNSApplication.alloc().init() self._event_thread = Thread(target=AppHelper.runEventLoop) self._event_thread.start() def register_key (self, key, function): super(OSXKeyboardHandler, self).register_key(key, function) k, m = self.parse_key(key) key_id = RegisterEventHotKey(k, m, (0, 0), GetApplicationEventTarget(), 0) self.key_ids[key] = key_id def unregister_key (self, key, function): super(OSXKeyboardHandler, self).unregister_key(key, function) key_id = self.key_ids[key] raise NotImplementedError def parse_key (self, key): key=key.split("+") #replacements #Modifier keys: for index, item in enumerate(key[0:-1]): if item in self.replacement_mods: key[index] = self.replacement_mods[item] if key[-1] in self.replacement_keys: key[-1] = self.replacement_keys[key[-1]] elif len(key[-1])==1: key[-1] = ord(str(key[-1]))-36 mods = 0 for i in key[:-1]: mods = mods|i return [key[-1], mods] class KeyboardCapturingNSApplication(NSApplication): def sendEvent_(self, theEvent): if theEvent.type() == NSSystemDefined and theEvent.subtype() == kEventHotKeyPressedSubtype: self.activateIgnoringOtherApps_(True) NSRunAlertPanel('Hot Key Pressed', 'Hot Key Pressed', None, None, None) super(NSApplication, self).sendEvent_(theEvent)