[47] | 1 | #! /usr/bin/env python |
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| 2 | # -*- coding: ISO-8859-15 -*- |
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| 3 | |
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[48] | 4 | # PyKotIcon - Windows System Tray Icon for PyKota |
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[47] | 5 | # |
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| 6 | # (c) 2003-2004 Jerome Alet <alet@librelogiciel.com> |
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| 7 | # This program is free software; you can redistribute it and/or modify |
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| 8 | # it under the terms of the GNU General Public License as published by |
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| 9 | # the Free Software Foundation; either version 2 of the License, or |
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| 10 | # (at your option) any later version. |
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| 11 | # |
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| 12 | # This program is distributed in the hope that it will be useful, |
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | # GNU General Public License for more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License |
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| 18 | # along with this program; if not, write to the Free Software |
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| 19 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
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| 20 | # |
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[53] | 21 | # $Id$ |
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[47] | 22 | # |
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| 23 | # |
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| 24 | |
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| 25 | import sys |
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[63] | 26 | import os |
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[47] | 27 | import urllib |
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| 28 | import urllib2 |
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[65] | 29 | import locale |
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| 30 | import gettext |
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[87] | 31 | import socket |
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| 32 | import threading |
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[88] | 33 | import xmlrpclib |
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[87] | 34 | import SimpleXMLRPCServer |
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[47] | 35 | |
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[87] | 36 | import time |
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| 37 | |
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[65] | 38 | if sys.platform == "win32" : |
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| 39 | isWindows = 1 |
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| 40 | try : |
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| 41 | import win32api |
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| 42 | except ImportError : |
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| 43 | raise ImportError, "Mark Hammond's Win32 Extensions are missing. Please install them." |
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[76] | 44 | else : |
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[85] | 45 | iconsdir = os.path.split(sys.argv[0])[0] |
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[65] | 46 | else : |
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| 47 | isWindows = 0 |
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[76] | 48 | iconsdir = "/usr/share/pykoticon" # TODO : change this |
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[65] | 49 | import pwd |
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[57] | 50 | |
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[58] | 51 | try : |
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| 52 | import wxPython.wx |
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| 53 | import wx |
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| 54 | hasWxPython = 1 |
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| 55 | except ImportError : |
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| 56 | hasWxPython = 0 |
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[75] | 57 | raise ImportError, "wxPython is missing. Please install it." |
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[58] | 58 | |
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[65] | 59 | def getCurrentUserName() : |
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| 60 | """Retrieves the current user's name.""" |
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| 61 | if isWindows : |
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| 62 | return win32api.GetUserName() |
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| 63 | else : |
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| 64 | try : |
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| 65 | return pwd.getpwuid(os.geteuid())[0] |
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| 66 | except : |
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| 67 | return "** Unknown **" |
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| 68 | |
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[87] | 69 | class MyXMLRPCServer(SimpleXMLRPCServer.SimpleXMLRPCServer) : |
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| 70 | """My own server class.""" |
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[88] | 71 | allow_reuse_address = True |
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| 72 | def __init__(self, frame, printserver, localport, debug=False) : |
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| 73 | SimpleXMLRPCServer.SimpleXMLRPCServer.__init__(self, ('0.0.0.0', localport)) |
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[87] | 74 | self.printServer = printserver |
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| 75 | self.frame = frame |
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[88] | 76 | self.debug = debug |
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[87] | 77 | loop = threading.Thread(target=self.mainloop) |
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| 78 | loop.start() |
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[56] | 79 | |
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[88] | 80 | def logDebug(self, message) : |
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| 81 | """Logs a debug message if debug mode is active.""" |
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| 82 | if self.debug : |
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| 83 | sys.stderr.write("%s\n" % message) |
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| 84 | |
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[87] | 85 | def export_quitApplication(self) : |
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| 86 | """Makes the application quit.""" |
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[88] | 87 | self.logDebug("Remote host asked to close the application.") |
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[87] | 88 | self.frame.quitEvent.set() |
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| 89 | return True |
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[55] | 90 | |
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[87] | 91 | def export_openDialog(self) : |
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| 92 | """Opens a dialog to ask username, password, etc...""" |
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[88] | 93 | self.logDebug("Open dialog !") |
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[87] | 94 | return ("jerome", "blah") |
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[55] | 95 | |
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[88] | 96 | def export_nop(self) : |
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| 97 | """Does nothing, but allows a clean shutdown from the frame itself.""" |
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| 98 | self.logDebug("No operation !") |
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| 99 | return True |
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| 100 | |
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[87] | 101 | def verify_request(self, request, client_address) : |
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| 102 | """Ensures that requests which don't come from the print server are rejected.""" |
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| 103 | (client, port) = client_address |
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| 104 | if socket.gethostbyname(self.printServer) == client : |
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[88] | 105 | self.logDebug("%s accepted." % client) |
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[87] | 106 | return True |
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| 107 | else : |
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| 108 | # Unauthorized access ! |
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[88] | 109 | self.logDebug("%s rejected." % client) |
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[87] | 110 | return False |
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[55] | 111 | |
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[87] | 112 | def _dispatch(self, method, params) : |
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| 113 | """Ensure that only export_* methods are available.""" |
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| 114 | return getattr(self, "export_%s" % method)(*params) |
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[55] | 115 | |
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[87] | 116 | def mainloop(self) : |
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| 117 | """XML-RPC Server's main loop.""" |
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| 118 | self.register_function(self.export_openDialog) |
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| 119 | self.register_function(self.export_quitApplication) |
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[88] | 120 | self.register_function(self.export_nop) |
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[87] | 121 | while not self.frame.quitEvent.isSet() : |
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[88] | 122 | self.logDebug("Loop!") |
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[87] | 123 | self.handle_request() |
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[88] | 124 | self.server_close() |
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| 125 | try : |
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| 126 | if not self.frame.closing : |
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| 127 | self.frame.Close() |
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| 128 | except : |
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| 129 | # Probably already closed |
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| 130 | pass |
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[87] | 131 | sys.exit(0) |
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[47] | 132 | |
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[87] | 133 | class PyKotIcon(wx.Frame): |
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[63] | 134 | """Main class.""" |
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| 135 | def __init__(self, parent, id): |
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[87] | 136 | wx.Frame.__init__(self, parent, -1, \ |
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| 137 | _("PyKota for user %s") % getCurrentUserName(), \ |
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| 138 | size = (-1, -1), \ |
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[66] | 139 | style = wxPython.wx.wxDEFAULT_FRAME_STYLE \ |
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[72] | 140 | | wxPython.wx.wxSIZE_AUTO_HEIGHT \ |
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| 141 | | wxPython.wx.wxSIZE_AUTO_WIDTH \ |
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| 142 | | wxPython.wx.wxICONIZE \ |
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[66] | 143 | | wxPython.wx.wxNO_FULL_REPAINT_ON_RESIZE) |
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[79] | 144 | try : |
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| 145 | self.tbicon = wxPython.wx.wxTaskBarIcon() |
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| 146 | except AttributeError : |
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| 147 | self.tbicon = None # No taskbar icon facility, old wxWidgets maybe |
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[72] | 148 | |
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[76] | 149 | self.greenicon = wxPython.wx.wxIcon(os.path.join(iconsdir, "pykoticon-green.ico"), \ |
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[58] | 150 | wxPython.wx.wxBITMAP_TYPE_ICO) |
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[76] | 151 | self.redicon = wxPython.wx.wxIcon(os.path.join(iconsdir, "pykoticon-red.ico"), \ |
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[63] | 152 | wxPython.wx.wxBITMAP_TYPE_ICO) |
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[72] | 153 | |
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[63] | 154 | self.SetIcon(self.greenicon) |
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[79] | 155 | if self.tbicon is not None : |
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| 156 | self.tbicon.SetIcon(self.greenicon, "PyKotIcon") |
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| 157 | wxPython.wx.EVT_TASKBAR_LEFT_DCLICK(self.tbicon, self.OnTaskBarActivate) |
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| 158 | wxPython.wx.EVT_TASKBAR_RIGHT_UP(self.tbicon, self.OnTaskBarMenu) |
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[63] | 159 | |
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[79] | 160 | self.TBMENU_RESTORE = wx.NewId() |
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| 161 | self.TBMENU_CLOSE = wx.NewId() |
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| 162 | wxPython.wx.EVT_MENU(self.tbicon, self.TBMENU_RESTORE, \ |
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| 163 | self.OnTaskBarActivate) |
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| 164 | wxPython.wx.EVT_MENU(self.tbicon, self.TBMENU_CLOSE, \ |
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| 165 | self.OnTaskBarClose) |
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| 166 | self.menu = wxPython.wx.wxMenu() |
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| 167 | self.menu.Append(self.TBMENU_RESTORE, _("Show Print Quota")) |
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| 168 | self.menu.Append(self.TBMENU_CLOSE, _("Quit")) |
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| 169 | |
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[58] | 170 | wxPython.wx.EVT_ICONIZE(self, self.OnIconify) |
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[64] | 171 | wxPython.wx.EVT_CLOSE(self, self.OnClose) |
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| 172 | |
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[88] | 173 | self.closing = False |
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| 174 | |
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| 175 | def closeServer(self) : |
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| 176 | """Tells the xml-rpc server to exit.""" |
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| 177 | if not self.quitEvent.isSet() : |
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| 178 | self.quitEvent.set() |
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| 179 | server = xmlrpclib.ServerProxy("http://localhost:%s" % self.port) |
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| 180 | try : |
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| 181 | server.nop() |
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| 182 | except : |
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| 183 | # Probably already stopped |
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| 184 | pass |
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| 185 | |
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[87] | 186 | def postInit(self, printserver, localport) : |
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| 187 | """Starts the XML-RPC server.""" |
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| 188 | self.quitEvent = threading.Event() |
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[88] | 189 | self.port = localport |
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| 190 | self.server = MyXMLRPCServer(self, printserver, localport, debug=True) |
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[59] | 191 | |
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| 192 | def OnIconify(self, event) : |
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[72] | 193 | self.Hide() |
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[58] | 194 | |
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[59] | 195 | def OnTaskBarActivate(self, event) : |
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| 196 | if self.IsIconized() : |
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[58] | 197 | self.Iconize(False) |
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[59] | 198 | if not self.IsShown() : |
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[58] | 199 | self.Show(True) |
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| 200 | self.Raise() |
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| 201 | |
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[64] | 202 | def OnClose(self, event) : |
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[87] | 203 | sys.stderr.write("Close event !\n") |
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[88] | 204 | self.closing = True |
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| 205 | self.closeServer() |
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[58] | 206 | if hasattr(self, "menu") : |
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[64] | 207 | self.menu.Destroy() |
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[58] | 208 | del self.menu |
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[87] | 209 | if hasattr(self, "tbicon") and self.tbicon : |
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[58] | 210 | self.tbicon.Destroy() |
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| 211 | del self.tbicon |
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| 212 | self.Destroy() |
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| 213 | |
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[59] | 214 | def OnTaskBarMenu(self, evt) : |
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[87] | 215 | if self.tbicon : |
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| 216 | self.tbicon.PopupMenu(self.menu) |
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[58] | 217 | |
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[59] | 218 | def OnTaskBarClose(self, evt) : |
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[58] | 219 | self.Close() |
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| 220 | |
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[72] | 221 | class PyKotIconApp(wx.PySimpleApp): |
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[58] | 222 | def OnInit(self) : |
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[63] | 223 | try : |
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[81] | 224 | self.frame = PyKotIcon(None, -1) |
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[63] | 225 | except : |
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| 226 | crashed() |
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[58] | 227 | return True |
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| 228 | |
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[87] | 229 | def postInit(self, printserver, localport) : |
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[81] | 230 | """Continues processing.""" |
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[87] | 231 | self.frame.postInit(printserver, localport) |
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[81] | 232 | self.frame.Show(True) |
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| 233 | |
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[87] | 234 | def main(printserver, localport): |
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[63] | 235 | """Program's entry point.""" |
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[65] | 236 | try : |
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| 237 | locale.setlocale(locale.LC_ALL, "") |
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| 238 | except (locale.Error, IOError) : |
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| 239 | sys.stderr.write("Problem while setting locale.\n") |
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| 240 | try : |
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| 241 | gettext.install("pykoticon") |
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| 242 | except : |
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| 243 | gettext.NullTranslations().install() |
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[63] | 244 | app = PyKotIconApp() |
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[87] | 245 | try : |
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| 246 | localport = int(localport) |
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| 247 | except (TypeError, ValueError) : |
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| 248 | raise ValueError, "Invalid TCP port parameter %s\n" % localport |
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| 249 | app.postInit(printserver, localport) |
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[63] | 250 | app.MainLoop() |
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| 251 | |
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[58] | 252 | def crashed() : |
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| 253 | """Minimal crash method.""" |
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| 254 | import traceback |
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| 255 | lines = [] |
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| 256 | for line in traceback.format_exception(*sys.exc_info()) : |
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| 257 | lines.extend([l for l in line.split("\n") if l]) |
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| 258 | msg = "ERROR: ".join(["%s\n" % l for l in (["ERROR: PyKotIcon"] + lines)]) |
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| 259 | sys.stderr.write(msg) |
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| 260 | sys.stderr.flush() |
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[47] | 261 | |
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[58] | 262 | if __name__ == '__main__': |
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[81] | 263 | if len(sys.argv) >= 2 : |
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| 264 | arg = sys.argv[1] |
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| 265 | if arg in ("-v", "--version") : |
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[87] | 266 | print "0.3" |
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[81] | 267 | elif arg in ("-h", "--help") : |
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[87] | 268 | print "usage : pykoticon printserver_hostname localport" |
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[81] | 269 | else : |
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[87] | 270 | main(*sys.argv[1:3]) |
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[58] | 271 | else : |
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[87] | 272 | main("localhost", "7654") |
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