indicator-chars.py

   1 #!/usr/bin/python
   2 # -*- coding: utf-8 -*-
   3 #
   4 # Very simple chars indicator.
   5 # Author: Tobias Schlitt <toby@php.net>
   6 #
   7 # Copyright (c) 2011, Tobias Schlitt
   8 # All rights reserved.
   9 #
  10 # Redistribution and use in source and binary forms, with or without
  11 # modification, are permitted provided that the following conditions are met:
  12 #
  13 # Redistributions of source code must retain the above copyright notice,
  14 # this list of conditions and the following disclaimer.  Redistributions
  15 # in binary form must reproduce the above copyright notice, this list of
  16 # conditions and the following disclaimer in the documentation and/or
  17 # other materials provided with the distribution.
  18 #
  19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  22 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  23 # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  24 # INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  25 # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  26 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  28 # LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
  30 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  31 # DAMAGE.
  32
  33 import os
  34 import gtk
  35 import gio
  36 import signal
  37 import subprocess
  38 import appindicator
  39
  40 APP_NAME = 'indicator-chars'
  41 APP_VERSION = '0.1'
  42
  43 class IndicatorChars:
  44     CHARS_PATH = os.getenv('HOME') + '/.indicator-chars'
  45
  46     def __init__(self):
  47         self.ind = appindicator.Indicator("Chars", "gnome-character-map", appindicator.CATEGORY_APPLICATION_STATUS)
  48         self.ind.set_status(appindicator.STATUS_ACTIVE)
  49
  50         self.update_menu()
  51
  52     def create_menu_item(self, label):
  53         item = gtk.MenuItem()
  54         item.set_label(label)
  55         return item
  56
  57     def on_chars_changed(self, filemonitor, file, other_file, event_type):
  58         if event_type == gio.FILE_MONITOR_EVENT_CHANGES_DONE_HINT:
  59             print 'Characters changed, updating menu...'
  60             self.update_menu()
  61
  62     def update_menu(self, widget = None, data = None):
  63         try:
  64             charDef = open(self.CHARS_PATH).readlines()
  65         except IOError:
  66             charDef = []
  67
  68         # Create menu
  69         menu = gtk.Menu()
  70         self.ind.set_menu(menu)
  71
  72         for charLine in charDef:
  73             charLine = unicode(charLine)
  74             charLine = charLine.strip()
  75             parentItem = self.create_menu_item(charLine)
  76             subMenu = gtk.Menu()
  77             for char in charLine:
  78                 subItem = self.create_menu_item(char)
  79                 subItem.connect("activate", self.on_char_click, char)
  80                 subMenu.append(subItem)
  81             parentItem.set_submenu(subMenu)
  82             menu.append(parentItem)
  83
  84         # Show the menu
  85         menu.show_all()
  86
  87     def on_char_click(self, widget, char):
  88         cb = gtk.Clipboard(selection="PRIMARY")
  89         cb.set_text(char)
  90
  91 if __name__ == "__main__":
  92     # Catch CTRL-C
  93     signal.signal(signal.SIGINT, lambda signal, frame: gtk.main_quit())
  94
  95     # Run the indicator
  96     i = IndicatorChars()
  97
  98     # Monitor bookmarks changes
  99     file = gio.File(i.CHARS_PATH)
 100     monitor = file.monitor_file()
 101     monitor.connect("changed", i.on_chars_changed)
 102
 103     # Main gtk loop
 104     gtk.main()