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| 1 # Copyright (c) 2001-2004 Twisted Matrix Laboratories. | |
| 2 # See LICENSE for details. | |
| 3 | |
| 4 | |
| 5 import os, re | |
| 6 | |
| 7 from twisted.python import reflect | |
| 8 from twisted.python import util | |
| 9 from twisted.manhole.ui.pywidgets import isCursorOnFirstLine, isCursorOnLastLine | |
| 10 | |
| 11 import string | |
| 12 import gtk | |
| 13 from libglade import GladeXML | |
| 14 | |
| 15 GLADE_FILE = util.sibpath(__file__, "instancemessenger.glade") | |
| 16 SETTINGS_FILE = os.path.expanduser("~/.InstanceMessenger") | |
| 17 | |
| 18 OFFLINE = 0 | |
| 19 ONLINE = 1 | |
| 20 AWAY = 2 | |
| 21 | |
| 22 True = gtk.TRUE | |
| 23 False = gtk.FALSE | |
| 24 | |
| 25 | |
| 26 class InputOutputWindow: | |
| 27 | |
| 28 def __init__(self, rootName, inputName, outputName): | |
| 29 self.xml = openGlade(GLADE_FILE, root=rootName) | |
| 30 wid = self.xml.get_widget | |
| 31 self.entry = wid(inputName) | |
| 32 #self.entry.set_word_wrap(gtk.TRUE) | |
| 33 self.output = wid(outputName) | |
| 34 #self.output.set_word_wrap(gtk.TRUE) | |
| 35 self.widget = wid(rootName) | |
| 36 self.history = [] | |
| 37 self.histpos = 0 | |
| 38 self.linemode = True | |
| 39 self.currentlyVisible = 0 | |
| 40 self.win = None | |
| 41 autoConnectMethods(self) | |
| 42 | |
| 43 def show(self): | |
| 44 if not self.currentlyVisible: | |
| 45 self.win = w = gtk.GtkWindow(gtk.WINDOW_TOPLEVEL) | |
| 46 self.connectid = w.connect("destroy", self.hidden) | |
| 47 w.add(self.widget) | |
| 48 w.set_title(self.getTitle()) | |
| 49 w.show_all() | |
| 50 self.entry.grab_focus() | |
| 51 self.currentlyVisible = 1 | |
| 52 | |
| 53 def hidden(self, w): | |
| 54 self.win = None | |
| 55 w.remove(self.widget) | |
| 56 self.currentlyVisible = 0 | |
| 57 | |
| 58 def hide(self): | |
| 59 if self.currentlyVisible: | |
| 60 self.win.remove(self.widget) | |
| 61 self.currentlyVisible = 0 | |
| 62 self.win.disconnect(self.connectid) | |
| 63 self.win.destroy() | |
| 64 | |
| 65 | |
| 66 def handle_key_press_event(self, entry, event): | |
| 67 stopSignal = False | |
| 68 # ASSUMPTION: Assume Meta == mod4 | |
| 69 isMeta = event.state & gtk.GDK.MOD4_MASK | |
| 70 | |
| 71 ## | |
| 72 # Return handling | |
| 73 ## | |
| 74 if event.keyval == gtk.GDK.Return: | |
| 75 isShift = event.state & gtk.GDK.SHIFT_MASK | |
| 76 if isShift: | |
| 77 self.linemode = True | |
| 78 entry.insert_defaults('\n') | |
| 79 else: | |
| 80 stopSignal = True | |
| 81 text = entry.get_chars(0,-1) | |
| 82 if not text: | |
| 83 return | |
| 84 self.entry.delete_text(0, -1) | |
| 85 self.linemode = False | |
| 86 self.sendText(text) | |
| 87 self.history.append(text) | |
| 88 self.histpos = len(self.history) | |
| 89 | |
| 90 ## | |
| 91 # History handling | |
| 92 ## | |
| 93 elif ((event.keyval == gtk.GDK.Up and isCursorOnFirstLine(entry)) | |
| 94 or (isMeta and event.string == 'p')): | |
| 95 print "history up" | |
| 96 self.historyUp() | |
| 97 stopSignal = True | |
| 98 elif ((event.keyval == gtk.GDK.Down and isCursorOnLastLine(entry)) | |
| 99 or (isMeta and event.string == 'n')): | |
| 100 print "history down" | |
| 101 self.historyDown() | |
| 102 stopSignal = True | |
| 103 | |
| 104 ## | |
| 105 # Tab Completion | |
| 106 ## | |
| 107 elif event.keyval == gtk.GDK.Tab: | |
| 108 oldpos = entry.get_point() | |
| 109 word, pos = self.getCurrentWord(entry) | |
| 110 result = self.tabComplete(word) | |
| 111 | |
| 112 #If there are multiple potential matches, then we spit | |
| 113 #them out and don't insert a tab, so the user can type | |
| 114 #a couple more characters and try completing again. | |
| 115 if len(result) > 1: | |
| 116 for nick in result: | |
| 117 self.output.insert_defaults(nick + " ") | |
| 118 self.output.insert_defaults('\n') | |
| 119 stopSignal = True | |
| 120 | |
| 121 elif result: #only happens when len(result) == 1 | |
| 122 entry.freeze() | |
| 123 entry.delete_text(*pos) | |
| 124 entry.set_position(pos[0]) | |
| 125 entry.insert_defaults(result[0]) | |
| 126 entry.set_position(oldpos+len(result[0])-len(word)) | |
| 127 entry.thaw() | |
| 128 stopSignal = True | |
| 129 | |
| 130 if stopSignal: | |
| 131 entry.emit_stop_by_name("key_press_event") | |
| 132 return True | |
| 133 | |
| 134 def tabComplete(self, word): | |
| 135 """Override me to implement tab completion for your window, | |
| 136 I should return a list of potential matches.""" | |
| 137 return [] | |
| 138 | |
| 139 def getCurrentWord(self, entry): | |
| 140 i = entry.get_point() | |
| 141 text = entry.get_chars(0,-1) | |
| 142 word = re.split(r'\s', text)[-1] | |
| 143 start = string.rfind(text, word) | |
| 144 end = start+len(word) | |
| 145 return (word, (start, end)) | |
| 146 | |
| 147 def historyUp(self): | |
| 148 if self.histpos > 0: | |
| 149 self.entry.delete_text(0, -1) | |
| 150 self.histpos = self.histpos - 1 | |
| 151 self.entry.insert_defaults(self.history[self.histpos]) | |
| 152 self.entry.set_position(0) | |
| 153 | |
| 154 def historyDown(self): | |
| 155 if self.histpos < len(self.history) - 1: | |
| 156 self.histpos = self.histpos + 1 | |
| 157 self.entry.delete_text(0, -1) | |
| 158 self.entry.insert_defaults(self.history[self.histpos]) | |
| 159 elif self.histpos == len(self.history) - 1: | |
| 160 self.histpos = self.histpos + 1 | |
| 161 self.entry.delete_text(0, -1) | |
| 162 | |
| 163 | |
| 164 def createMethodDict(o, d=None): | |
| 165 if d is None: | |
| 166 d = {} | |
| 167 for base in reflect.allYourBase(o.__class__) + [o.__class__]: | |
| 168 for n in dir(base): | |
| 169 m = getattr(o, n) | |
| 170 #print 'd[%s] = %s' % (n, m) | |
| 171 d[n] = m | |
| 172 #print d | |
| 173 return d | |
| 174 | |
| 175 def autoConnectMethods(*objs): | |
| 176 o = {} | |
| 177 for obj in objs: | |
| 178 createMethodDict(obj, o) | |
| 179 # print 'connecting', o | |
| 180 objs[0].xml.signal_autoconnect(o) | |
| 181 | |
| 182 | |
| 183 | |
| 184 def openGlade(*args, **kwargs): | |
| 185 # print "opening glade file" | |
| 186 r = GladeXML(*args, **kwargs) | |
| 187 if r._o: | |
| 188 return r | |
| 189 else: | |
| 190 raise IOError("Couldn't open Glade XML: %s; %s" % (args, kwargs)) | |
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