Mercurial > cpython-lru_cache-weakref

annotate Mac/Lib/test/echo.py @ 5817:48b94de85bf3 legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Extensive changes by AMK.
author Guido van Rossum <guido@python.org>
date Thu, 17 Jul 1997 16:29:42 +0000
parents 8f6cc717d817
children 90ede5165d1f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 """'echo' -- an AppleEvent handler which handles all events the same.
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2
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3 It replies to each event by echoing the parameter back to the client.
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4 This is a good way to find out how the Script Editor formats AppleEvents,
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5 especially to figure out all the different forms an object specifier
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6 can have (without having to rely on Apple's implementation).
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7 """
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8
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9 import sys
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10 sys.stdout = sys.stderr
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11 import traceback
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12 import MacOS
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13 import AE
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14 from AppleEvents import *
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15 import Evt
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16 from Events import *
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17 import Menu
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18 import Dlg
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19 import Win
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20 from Windows import *
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21 import Qd
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22
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23 import aetools
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24 import EasyDialogs
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25
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26 kHighLevelEvent = 23 # Not defined anywhere for Python yet?
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27
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28 def mymessage(str):
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29 err = AE.AEInteractWithUser(kAEDefaultTimeout)
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30 if err:
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31 print str
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32 EasyDialogs.Message(str)
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33
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34 def main():
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35 echo = EchoServer()
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36 saveparams = MacOS.SchedParams(0, 0) # Disable Python's own "event handling"
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37 try:
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38 echo.mainloop(everyEvent, 0)
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39 finally:
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40 apply(MacOS.SchedParams, saveparams) # Let Python have a go at events
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41 echo.close()
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42
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43
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44 class EchoServer:
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45
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46 #suites = ['aevt', 'core', 'reqd']
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47 suites = ['****']
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48
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49 def __init__(self):
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50 self.active = 0
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51 for suite in self.suites:
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52 AE.AEInstallEventHandler(suite, typeWildCard, self.aehandler)
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53 print (suite, typeWildCard, self.aehandler)
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54 self.active = 1
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55 self.appleid = 1
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56 Menu.ClearMenuBar()
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57 self.applemenu = applemenu = Menu.NewMenu(self.appleid, "\024")
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58 applemenu.AppendMenu("All about echo...;(-")
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59 applemenu.AppendResMenu('DRVR')
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60 applemenu.InsertMenu(0)
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61 Menu.DrawMenuBar()
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62
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63 def __del__(self):
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64 self.close()
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65
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66 def close(self):
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67 if self.active:
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68 self.active = 0
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69 for suite in self.suites:
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70 AE.AERemoveEventHandler(suite, typeWildCard)
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71
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72 def mainloop(self, mask = everyEvent, timeout = 60*60):
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73 while 1:
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74 self.dooneevent(mask, timeout)
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75
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76 def dooneevent(self, mask = everyEvent, timeout = 60*60):
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77 got, event = Evt.WaitNextEvent(mask, timeout)
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78 if got:
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79 self.lowlevelhandler(event)
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80
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81 def lowlevelhandler(self, event):
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82 what, message, when, where, modifiers = event
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83 h, v = where
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84 if what == kHighLevelEvent:
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85 msg = "High Level Event: %s %s" % \
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86 (`code(message)`, `code(h | (v<<16))`)
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87 try:
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88 AE.AEProcessAppleEvent(event)
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89 except AE.Error, err:
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90 mymessage(msg + "\015AEProcessAppleEvent error: %s" % str(err))
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91 traceback.print_exc()
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92 else:
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93 mymessage(msg + "\015OK!")
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94 elif what == keyDown:
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95 c = chr(message & charCodeMask)
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96 if c == '.' and modifiers & cmdKey:
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97 raise KeyboardInterrupt, "Command-period"
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98 MacOS.HandleEvent(event)
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99 elif what == mouseDown:
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100 partcode, window = Win.FindWindow(where)
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101 if partcode == inMenuBar:
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102 result = Menu.MenuSelect(where)
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103 id = (result>>16) & 0xffff # Hi word
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104 item = result & 0xffff # Lo word
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105 if id == self.appleid:
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106 if item == 1:
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107 mymessage("Echo -- echo AppleEvents")
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108 elif item > 1:
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109 name = self.applemenu.GetItem(item)
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110 Qd.OpenDeskAcc(name)
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111 elif what <> autoKey:
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112 print "Event:", (eventname(what), message, when, (h, v), modifiers)
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113 ## MacOS.HandleEvent(event)
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114
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115 def aehandler(self, request, reply):
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116 print "Apple Event!"
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117 parameters, attributes = aetools.unpackevent(request)
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118 print "class =", `attributes['evcl'].type`,
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119 print "id =", `attributes['evid'].type`
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120 print "Parameters:"
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121 keys = parameters.keys()
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122 keys.sort()
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123 for key in keys:
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124 print "%s: %.150s" % (`key`, `parameters[key]`)
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125 print " :", str(parameters[key])
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126 print "Attributes:"
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127 keys = attributes.keys()
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128 keys.sort()
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129 for key in keys:
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130 print "%s: %.150s" % (`key`, `attributes[key]`)
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131 aetools.packevent(reply, parameters)
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132
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133
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134 _eventnames = {
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135 keyDown: 'keyDown',
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136 autoKey: 'autoKey',
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137 mouseDown: 'mouseDown',
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138 mouseUp: 'mouseUp',
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139 updateEvt: 'updateEvt',
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140 diskEvt: 'diskEvt',
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141 activateEvt: 'activateEvt',
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142 osEvt: 'osEvt',
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143 }
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144
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145 def eventname(what):
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146 if _eventnames.has_key(what): return _eventnames[what]
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147 else: return `what`
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148
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149 def code(x):
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150 "Convert a long int to the 4-character code it really is"
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151 s = ''
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152 for i in range(4):
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153 x, c = divmod(x, 256)
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154 s = chr(c) + s
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155 return s
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156
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diff changeset
157
540f8444ef8a more support for different kinds of objects
Guido van Rossum <guido@python.org>
parents:
diff changeset
158 if __name__ == '__main__':
540f8444ef8a more support for different kinds of objects
Guido van Rossum <guido@python.org>
parents:
diff changeset
159 main()