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# Copyright 2001 - 2016 Ludek Smid [http://www.ospace.net/] |
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# |
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# This file is part of Pygame.UI. |
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# |
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# Pygame.UI is free software; you can redistribute it and/or modify |
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# it under the terms of the Lesser GNU General Public License as published by |
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# the Free Software Foundation; either version 2.1 of the License, or |
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# (at your option) any later version. |
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# |
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# Pygame.UI is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# Lesser GNU General Public License for more details. |
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# |
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# You should have received a copy of the Lesser GNU General Public License |
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# along with Pygame.UI; if not, write to the Free Software |
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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# |
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""" |
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Member variables naming convention: |
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_ non watched variable (not changing visual representation of widget) |
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* 'watched' variable (change of this variable will force widget update) |
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""" |
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import pygame |
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import Const |
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import types |
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class DataHolder: |
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pass |
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class Widget: |
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def __init__(self, parent, **kwargs): |
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# set attributes |
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# bypass change detection |
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self.__dict__['_changeReported'] = 0 |
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self.__dict__['parent'] = parent |
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self.__dict__['metaType'] = Const.TYPE_WIDGET |
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self.__dict__['app'] = parent.getApp() |
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self.__dict__['theme'] = self.app.theme |
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self.__dict__['foreground'] = None |
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self.__dict__['background'] = None |
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self.__dict__['style'] = None |
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self.__dict__['font'] = None |
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self.__dict__['align'] = Const.ALIGN_NONE |
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self.__dict__['tooltip'] = None |
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self.__dict__['tooltipTitle'] = None |
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self.__dict__['statustip'] = None |
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self.__dict__['visible'] = 0 |
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self.__dict__['enabled'] = 1 |
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self.__dict__['focused'] = 0 |
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self.__dict__['mouseOver'] = 0 |
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self.__dict__['focusable'] = 1 |
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self.__dict__['dragSource'] = 0 |
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self.__dict__['dragTarget'] = 0 |
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self.__dict__['layout'] = None |
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self.__dict__['tags'] = [] |
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self.__dict__['id'] = None |
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self.__dict__['orderNo'] = 0 |
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self.__dict__['rect'] = pygame.Rect((0, 0, 0, 0)) |
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self.__dict__['_handleMap'] = {'*': []} |
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self.__dict__['data'] = DataHolder() |
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# notify parent |
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self.visible = 1 |
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self.processKWArguments(kwargs) |
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def processKWArguments(self, kwargs): |
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# process keyword arguments |
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for key in kwargs: |
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if hasattr(self, key): |
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self.__dict__[key] = kwargs[key] |
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else: |
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raise AttributeError(key) |
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def subscribeAction(self, actionName, handler): |
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handleList = self._handleMap.get(actionName, []) |
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handleList.append(handler) |
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self._handleMap[actionName] = handleList |
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def processAction(self, actionName, data = None, widget = None): |
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if not actionName: return |
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if not widget: widget = self |
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handlers = self._handleMap.get(actionName, self._handleMap['*']) |
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if handlers: |
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for handler in handlers: |
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if type(handler) == types.InstanceType: |
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handler = getattr(handler, actionName) |
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handler(widget, actionName, data) |
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else: |
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self.parent.processAction(actionName, data, widget) |
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def draw(self, surface): |
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raise NotImplementedError('%s.draw' % self.__class__) |
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def getSize(self): |
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raise NotImplementedError |
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def onFocusLost(self): |
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self.focused = 0 |
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def onFocusGained(self): |
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self.focused = 1 |
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def onMouseOut(self): |
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self.mouseOver = 0 |
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def onMouseOver(self): |
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self.mouseOver = 1 |
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def onCursorChanged(self): |
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return |
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def processMB1Down(self, evt): |
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return Const.NoEvent |
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def processMB1Up(self, evt): |
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return Const.NoEvent |
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def processMB1UpMissed(self, evt): |
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return Const.NoEvent |
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def processMB2Down(self, evt): |
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return Const.NoEvent |
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def processMB2Up(self, evt): |
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return Const.NoEvent |
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def processMB2UpMissed(self, evt): |
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return Const.NoEvent |
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def processMB3Down(self, evt): |
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return Const.NoEvent |
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def processMB3Up(self, evt): |
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return Const.NoEvent |
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def processMB3UpMissed(self, evt): |
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return Const.NoEvent |
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def processMWUp(self, evt): |
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return Const.NoEvent |
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def processMWDown(self, evt): |
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return Const.NoEvent |
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def processMMotion(self, evt): |
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return Const.NoEvent |
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def processKeyDown(self, evt): |
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return evt |
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def processKeyUp(self, evt): |
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return evt |
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def getApp(self): |
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return self.parent.getApp() |
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def redraw(self): |
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self.parent.redraw(self) |
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self.__dict__['_changeReported'] = 1 |
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View Code Duplication |
def __setattr__(self, name, value): |
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#@name = intern(name) |
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dict = self.__dict__ |
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if value == dict.get(name, Const.NoValue): |
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return |
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dict[name] = value |
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if name == 'visible' and self.parent: |
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self.parent.redraw(self, 1) |
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dict['_changeReported'] = 1 |
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#@print 'set', self, name , value |
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elif not self._changeReported and name[0] != '_' and self.parent: |
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self.parent.redraw(self) |
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dict['_changeReported'] = 1 |
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#@print 'set', self, name , value |
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def set(self, **kwargs): |
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self.processKWArguments(kwargs) |
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## |
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## All elements are registered here |
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## |
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widgets = {} |
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def registerWidget(widget, name): |
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widgets[name] = widget |
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ospaceteam /
outerspace
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