annotate clients/pychan_demo/pychan_test.py @ 330:33dd55160a9d

* Added a new method Widget.getNamedChildren * Made the distribute and mapEvents methods (a whole lot) faster. * Added a new (internal) attribute to Widget (has_name) * Added a small decorator for profiling rarely called functions.
author phoku@33b003aa-7bff-0310-803a-e67f0ece8222
date Mon, 24 Aug 2009 11:45:28 +0000
parents 51cc05d862f2
children 48c99636453e
rev   line source
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1 #!/usr/bin/env python
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2 # -*- coding: utf-8 -*-
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3 # This is the pychan demo client for FIFE.
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5 import sys, os, re
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6
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7 def _jp(path):
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8 return os.path.sep.join(path.split('/'))
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10 _paths = ('../../engine/swigwrappers/python', '../../engine/extensions')
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11 for p in _paths:
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12 if p not in sys.path:
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13 sys.path.append(_jp(p))
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14
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15 import fife
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16 import fifelog
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17 import basicapplication
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18 import pychan
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19 from pychan.dialogs import trace
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21 class PyChanExample(object):
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22 """
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23 Example class.
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24 """
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25 def __init__(self,xmlFile):
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26 self.xmlFile = xmlFile
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27 self.widget = None
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29 def start(self):
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30 """
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31 The Example Protocoll: start
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32 """
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33 # For simplicity the most basic examples should define
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34 # a okButton and/or a closeButton. Those are mapped
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35 # to the stop handler.
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36 self.widget = pychan.loadXML(self.xmlFile)
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37 eventMap = {
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38 'closeButton':self.stop,
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39 'okButton' :self.stop
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40 }
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41 # Since the basic example are not required to
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42 # supply close and ok button, we 'ignoreMissing'
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43 self.widget.mapEvents(eventMap, ignoreMissing = True)
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44 self.widget.show()
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45
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46 #from pprint import pprint
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47 #pprint(self.widget.getNamedChildren())
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49 def stop(self):
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50 """
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51 The Example Protocoll: stop
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52 """
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53 if self.widget:
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54 self.widget.hide()
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55 self.widget = None
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56
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57 class DemoApplication(basicapplication.ApplicationBase):
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58 def __init__(self):
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59 # Let the ApplicationBase initialise FIFE
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60 super(DemoApplication,self).__init__()
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61
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62 # Init Pychan
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63 pychan.init(self.engine,debug=False)
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64 pychan.loadFonts("fonts/freefont.fontdef")
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65 pychan.manager.setDefaultFont("FreeSans")
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66 pychan.setupModalExecution(self.mainLoop,self.breakFromMainLoop)
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67
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68 # Build the main GUI
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69 self.gui = pychan.loadXML('gui/demoapp.xml')
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70 self.gui.min_size = self.engine.getRenderBackend().getScreenWidth(),self.engine.getRenderBackend().getScreenHeight()
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71
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72 eventMap = {
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73 'creditsLink' : self.showCredits,
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74 'closeButton' : self.quit,
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75 'demoList' : self.selectExample,
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76 }
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77 self.gui.mapEvents(eventMap)
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78
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79 # A simple hover-effect for the credits label
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80 credits = self.gui.findChild(name="creditsLink")
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81 # setEnterCallback is deprecated - we use it here to test it.
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82 credits.setEnterCallback(lambda w : credits._setText(u"CREDITS"))
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83 # Note that we can't simply write:
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84 # credits.capture(credits._setText(u"Credits"), event_name="mouseExited")
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85 # that's because that would call credits._setText _NOW_ and we want to call
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86 # it later.
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87 credits.capture(lambda : credits._setText(u"Credits"), event_name="mouseExited")
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88
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89 # Our list of examples
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90 # We keep a dictionary of these and fill
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91 # the ListBox on the left with its names.
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92 from dynamic import DynamicExample
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93 from styling import StylingExample
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94 from sliders import SliderExample
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95 self.examples = {
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96 'Absolute Positioning' : PyChanExample('gui/absolute.xml'),
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97 'All Widgets' : PyChanExample('gui/all_widgets.xml'),
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98 'Basic Styling' : StylingExample(),
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99 'Dynamic Widgets' : DynamicExample(),
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100 'Sliders' : SliderExample(),
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101 'ScrollArea' : PyChanExample('gui/scrollarea.xml'),
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102 }
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103 self.demoList = self.gui.findChild(name='demoList')
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104 self.demoList.items = sorted(self.examples.keys())
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105
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106 # Finally show the main GUI
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107 self.gui.show()
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108
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109 self.currentExample = None
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110 self.creditsWidget = None
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111
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112 # We use the trace decorator which can help debugging the examples.
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113 # mostly it's for show though :-)
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114 @trace
0
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115 def selectExample(self):
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116 """
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117 Callback handler for clicking on the example list.
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118 """
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119 if self.demoList.selected_item is None:
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120 return
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121 #print "selected",self.demoList.selected_item
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122 if self.currentExample:
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123 self.currentExample.stop()
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124 self.currentExample = self.examples[self.demoList.selected_item]
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125 self.gui.findChild(name="xmlSource").text = unicode(open(self.currentExample.xmlFile).read(), 'utf8')
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126 self.currentExample.start()
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127
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128 def showCredits(self):
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129 """
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130 Callback handler from the credits link/label.
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131 """
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132 # We use PyChan's synchronous execution feature here.
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133 pychan.loadXML('gui/credits.xml').execute({ 'okButton' : "Yay!" })
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134
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135 class TestXMLApplication(basicapplication.ApplicationBase):
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136 """
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137 Test Application. Run the pychan_test.py file
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138 with the XML file you want to load as argument.
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139 """
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140 def __init__(self,xmlfile):
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141 super(TestXMLApplication,self).__init__()
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142 pychan.init(self.engine,debug=True)
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143 self.start()
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144 @trace
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145 def start(self):
0
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146 self.widget = pychan.loadXML(xmlfile)
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147 self.widget.show()
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148
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149 if __name__ == '__main__':
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150 import sys
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151 if len(sys.argv) == 2:
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152 app = TestXMLApplication(sys.argv[1])
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153 else:
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154 app = DemoApplication()
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155 app.run()