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annotate engine/extensions/pychan/internal.py @ 354:dfd48d49c044

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* Removed shebang and svn:executable for python files which are not meant to be executed directly * Made sure all executable files with shebang has svn:executable
author cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
date Mon, 21 Sep 2009 19:48:00 +0000
parents 48c99636453e
children
rev   line source
207
40257a6dc57d PyChan: Meaningful error if a font wasn't loaded.
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1 # -*- coding: utf-8 -*-
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2
331
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3 # ####################################################################
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4 # Copyright (C) 2005-2009 by the FIFE team
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5 # http://www.fifengine.de
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6 # This file is part of FIFE.
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7 #
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8 # FIFE is free software; you can redistribute it and/or
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9 # modify it under the terms of the GNU Lesser General Public
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10 # License as published by the Free Software Foundation; either
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11 # version 2.1 of the License, or (at your option) any later version.
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12 #
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13 # This library is distributed in the hope that it will be useful,
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14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 # Lesser General Public License for more details.
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17 #
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18 # You should have received a copy of the GNU Lesser General Public
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19 # License along with this library; if not, write to the
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20 # Free Software Foundation, Inc.,
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21 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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22 # ####################################################################
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23
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24 from compat import guichan, in_fife
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25 import widgets
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26 import fife_timer as timer
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27 import fonts
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28 from exceptions import *
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29 from traceback import print_exc
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30
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31 def get_manager():
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32 """
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33 Get the manager from inside pychan.
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34
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35 To avoid cyclic imports write::
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36 from internal import get_manager
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37 """
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38 return Manager.manager
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39
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40 def screen_width():
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41 return get_manager().hook.screen_width
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42
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43 def screen_height():
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44 return get_manager().hook.screen_height
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45
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46 class Manager(object):
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47 manager = None
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48
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49 def __init__(self, hook, debug = False, compat_layout = False):
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50 super(Manager,self).__init__()
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51 self.hook = hook
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52 self.debug = debug
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53 self.compat_layout = compat_layout
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54 self.unicodePolicy = ('ignore',)
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55
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56 if in_fife:
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57 if not hook.engine.getEventManager():
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58 raise InitializationError("No event manager installed.")
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59 if not hook.engine.getGuiManager():
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60 raise InitializationError("No GUI manager installed.")
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61 timer.init(hook.engine.getTimeManager())
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62
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63 self.fonts = {}
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64 #glyphs = ' abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.,!?-+/:();%`\'*#=[]"'
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65 self.fonts['default'] = hook.default_font
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66
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67 self.styles = {}
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68 self.addStyle('default',DEFAULT_STYLE)
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69
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70 Manager.manager = self
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71
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72 # Setup synchronous dialogs
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73 self.mainLoop = None
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74 self.breakFromMainLoop = None
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75 self.can_execute = False
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76
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77 import weakref
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78 self.allWidgets = weakref.WeakKeyDictionary()
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79
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80 # Autopos
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81 from autoposition import placeWidget
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82 self.placeWidget = placeWidget
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83
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84 def setupModalExecution(self,mainLoop,breakFromMainLoop):
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85 """
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86 Setup synchronous execution of dialogs.
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87 """
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88 self.mainLoop = mainLoop
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89 self.breakFromMainLoop = breakFromMainLoop
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90 self.can_execute = True
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91
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92 def show(self,widget):
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93 """
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94 Shows a widget on screen. Used by L{Widget.show} - do not use directly.
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95 """
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96 self.placeWidget(widget, widget.position_technique)
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97 assert widget not in self.allWidgets
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98 self.allWidgets[ widget ] = 1
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99 self.hook.add_widget( widget.real_widget )
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100
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101 def hide(self,widget):
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102 """
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103 Hides a widget again. Used by L{Widget.hide} - do not use directly.
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104 """
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105 self.hook.remove_widget( widget.real_widget )
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106 del self.allWidgets[ widget ]
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107
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108 def setDefaultFont(self,name):
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109 self.fonts['default'] = self.getFont(name)
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110
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111 def getFont(self,name):
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112 """
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113 B{pending deprecation}
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114
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115 Returns a GuiFont identified by its name.
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116
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117 @param name: A string identifier from the font definitions in pychans config files.
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118 """
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119 if in_fife:
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120 font = self.fonts.get(name)
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121 if isinstance(font,guichan.GuiFont):
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122 return font
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diff changeset
123 if hasattr(font,"font") and isinstance(getattr(font,"font"),guichan.GuiFont):
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124 return font.font
207
40257a6dc57d PyChan: Meaningful error if a font wasn't loaded.
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125 raise InitializationError("Couldn't find the font '%s' - did you forget loading a .fontdef?" % str(name))
205
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126 else:
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diff changeset
127 return self.hook.get_font(name)
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128
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129 def addFont(self,font):
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130 """
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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131 B{deprecated}
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132
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133 Add a font to the font registry. It's not necessary to call this directly.
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134 But it expects a L{Font} instance and throws an L{InitializationError}
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135 otherwise.
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136
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137 @param font: A L{Font} instance.
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138 """
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139 if not isinstance(font,fonts.Font):
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140 raise InitializationError("PyChan Manager expected a fonts.Font instance, not %s." % repr(font))
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141 self.fonts[font.name] = font
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142
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diff changeset
143 def addStyle(self,name,style):
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144 style = self._remapStyleKeys(style)
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145
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diff changeset
146 for k,v in self.styles.get('default',{}).items():
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diff changeset
147 style[k] = style.get(k,v)
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148 self.styles[name] = style
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149
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diff changeset
150 def stylize(self,widget, style, **kwargs):
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151 style = self.styles[style]
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diff changeset
152 for k,v in style.get('default',{}).items():
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diff changeset
153 v = kwargs.get(k,v)
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diff changeset
154 setattr(widget,k,v)
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155
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diff changeset
156 cls = widget.__class__
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diff changeset
157 for applicable,specstyle in style.items():
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diff changeset
158 if not isinstance(applicable,tuple):
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diff changeset
159 applicable = (applicable,)
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
160 if cls in applicable:
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
161 for k,v in specstyle.items():
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
162 v = kwargs.get(k,v)
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diff changeset
163 setattr(widget,k,v)
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diff changeset
164
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diff changeset
165 def _remapStyleKeys(self,style):
255
51cc05d862f2 Merged editor_rewrite branch to trunk.
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parents: 228
diff changeset
166 """
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parents: 228
diff changeset
167 Translate style selectors to tuples of widget classes. (internal)
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diff changeset
168 """
205
54bfd1015b35 * PyChan event handling rework (part I)
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diff changeset
169 # Remap class names, create copy:
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170 def _toClass(class_):
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diff changeset
171 if class_ == "default":
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172 return class_
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diff changeset
173
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diff changeset
174 if type(class_) == type(widgets.Widget) and issubclass(class_,widgets.Widget):
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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175 return class_
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
176 if not widgets.WIDGETS.has_key(str(class_)):
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diff changeset
177 raise InitializationError("Can't resolve %s to a widget class." % repr(class_))
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diff changeset
178 return widgets.WIDGETS[str(class_)]
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diff changeset
179
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diff changeset
180 style_copy = {}
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diff changeset
181 for k,v in style.items():
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parents:
diff changeset
182 if isinstance(k,tuple):
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diff changeset
183 new_k = tuple(map(_toClass,k))
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diff changeset
184 else:
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diff changeset
185 new_k = _toClass(k)
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diff changeset
186 style_copy[new_k] = v
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187 return style_copy
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188
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diff changeset
189 def loadImage(self,filename):
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
190 if not filename:
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diff changeset
191 raise InitializationError("Empty Image file.")
54bfd1015b35 * PyChan event handling rework (part I)
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diff changeset
192 return self.hook.load_image(filename)
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193
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
194 # Default Widget style.
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195
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diff changeset
196 DEFAULT_STYLE = {
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diff changeset
197 'default' : {
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diff changeset
198 'border_size': 0,
54bfd1015b35 * PyChan event handling rework (part I)
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diff changeset
199 'margins': (0,0),
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diff changeset
200 'base_color' : guichan.Color(28,28,28),
54bfd1015b35 * PyChan event handling rework (part I)
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diff changeset
201 'foreground_color' : guichan.Color(255,255,255),
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diff changeset
202 'background_color' : guichan.Color(50,50,50),
218
724f3a5f3e96 Added selection_color, and darkened the default for it a bit.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 207
diff changeset
203 'selection_color' : guichan.Color(80,80,80),
255
51cc05d862f2 Merged editor_rewrite branch to trunk.
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diff changeset
204 'font' : 'default'
205
54bfd1015b35 * PyChan event handling rework (part I)
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diff changeset
205 },
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
206 'Button' : {
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diff changeset
207 'border_size': 2,
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diff changeset
208 'margins' : (5,2),
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diff changeset
209 'min_size' : (15,10),
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diff changeset
210 },
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diff changeset
211 'CheckBox' : {
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parents:
diff changeset
212 'border_size': 0,
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
213 },
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
214 'RadioButton' : {
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parents:
diff changeset
215 'border_size': 0,
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
216 'background_color' : guichan.Color(0,0,0),
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
217 },
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
218 'Label' : {
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
219 'border_size': 0,
255
51cc05d862f2 Merged editor_rewrite branch to trunk.
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parents: 228
diff changeset
220 'background_color' : guichan.Color(50,50,50,0)
205
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
221 },
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
222 'ClickLabel' : {
54bfd1015b35 * PyChan event handling rework (part I)
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parents:
diff changeset
223 'border_size': 0,
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
224 },
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
225 'ListBox' : {
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parents:
diff changeset
226 'border_size': 0,
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
227 },
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
228 'Window' : {
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diff changeset
229 'border_size': 0,
54bfd1015b35 * PyChan event handling rework (part I)
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diff changeset
230 'margins': (5,5),
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
231 'opaque' : 1,
255
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 228
diff changeset
232 'padding':2,
205
54bfd1015b35 * PyChan event handling rework (part I)
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parents:
diff changeset
233 'titlebar_height' : 12,
255
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 228
diff changeset
234 'background_image' : None,
205
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
235 },
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parents:
diff changeset
236 'TextBox' : {
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
237 },
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
238 ('Container','HBox','VBox') : {
54bfd1015b35 * PyChan event handling rework (part I)
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parents:
diff changeset
239 'border_size': 0,
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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240 'margins': (0,0),
54bfd1015b35 * PyChan event handling rework (part I)
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241 'padding':2,
255
51cc05d862f2 Merged editor_rewrite branch to trunk.
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242 'opaque' : 1,
51cc05d862f2 Merged editor_rewrite branch to trunk.
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243 'background_image' : None,
205
54bfd1015b35 * PyChan event handling rework (part I)
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244 }
54bfd1015b35 * PyChan event handling rework (part I)
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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245 }