annotate common/listeners/key_listener.py @ 26:da8589a71d94

Added component to store the possible actions for an object.
author KarstenBock@gmx.net
date Sun, 04 Sep 2011 13:44:10 +0200
parents 7a89ea5404b1
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1 #!/usr/bin/env python
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2
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3 # This file is part of PARPG.
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5 # PARPG is free software: you can redistribute it and/or modify
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6 # it under the terms of the GNU General Public License as published by
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7 # the Free Software Foundation, either version 3 of the License, or
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8 # (at your option) any later version.
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9
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10 # PARPG is distributed in the hope that it will be useful,
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11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 # GNU General Public License for more details.
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15 # You should have received a copy of the GNU General Public License
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16 # along with PARPG. If not, see <http://www.gnu.org/licenses/>.
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18 """This module contains the KeyListener class for receiving key inputs"""
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20 class KeyListener(object):
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21 """Base class for listeners receiving keyboard input"""
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23 def __init__(self, event_listener):
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24 self.event_listener = None
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25 KeyListener.attach(self, event_listener)
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27 def attach(self, event_listener):
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28 """Attaches the listener to the event"""
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29 event_listener.addListener("Key", self)
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30 self.event_listener = event_listener
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32 def detach(self):
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33 """Detaches the listener from the event"""
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34 self.event_listener.removeListener("Key", self)
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36 def keyPressed(self, event):
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37 """Called when a key is being pressed"""
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38 pass
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40 def keyReleased(self, event):
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41 """Called when a key is being released"""
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42 pass