author | andy simpson <andrews@symbian.org> |
Fri, 30 Jul 2010 15:14:33 +0100 | |
changeset 652 | 311511800c67 |
parent 590 | 360bd6b35136 |
permissions | -rw-r--r-- |
590
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# |
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# Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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# All rights reserved. |
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# This component and the accompanying materials are made available |
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# under the terms of the License "Eclipse Public License v1.0" |
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# which accompanies this distribution, and is available |
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# at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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# |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# Initial Contributors: |
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# Nokia Corporation - initial contribution. |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# Contributors: |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# Description: |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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# PluginBox module - finds classes |
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# |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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|
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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from os import listdir |
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import re |
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from types import TypeType, ModuleType |
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import sys |
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|
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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class PluginModule(object): |
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"""Represents a module containing plugin classes """ |
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def __init__(self, file): |
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self.module = __import__(file) |
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self.classes = [] |
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self.__findclasses(self.module) |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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|
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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def __findclasses(self,module): |
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for c in module.__dict__: |
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mbr = module.__dict__[c] |
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if type(mbr) == TypeType: |
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self.classes.append(mbr) |
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|
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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class PluginBox(object): |
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""" |
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buildrom v3.24.0, rombuild v2.17.3, rofsbuild v2.10.4, resource compiler v8.4.001, image check v1.4.0, elftools v2.3, elf2e32 v2.3
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A container that locates all the classes in a directory. |
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Example usage: |
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|
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from person import Person |
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ps = PluginBox("plugins") |
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people = [] |
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for i in ps.classesof(Person): |
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people.append(i()) |
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|
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""" |
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plugfilenamere=re.compile('^(.*)\.py$',re.I) |
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def __init__(self, plugindirectory): |
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self.pluginlist = [] |
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self.plugindir = plugindirectory |
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sys.path.append(str(self.plugindir)) |
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for f in listdir(plugindirectory): |
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m = PluginBox.plugfilenamere.match(f) |
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if m is not None: |
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self.pluginlist.append(PluginModule(m.groups()[0])) |
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sys.path = sys.path[:-1] |
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|
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def classesof(self, classtype): |
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"""return a list of all classes that are subclasses of <classtype>""" |
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classes = [] |
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for p in self.pluginlist: |
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for c in p.classes: |
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if issubclass(c, classtype): |
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if c.__name__ != classtype.__name__: |
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classes.append(c) |
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return classes |
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