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#!/usr/bin/env python
# This plugin is adapted from the Python Console plugin and the IPython
# cookbook at:
# http://ipython.scipy.org/moin/Cookbook/EmbeddingInGTK
# Copyright (C) 2009-2010 Brian Parma
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import sys
import gtk
import glib
import ipconsoleprefs
from xl import settings
try: # xl doesn't exist outside of exaile
from xl.nls import gettext as _
from xl import event
except:
from gettext import gettext as _
print 'Running outside of Exaile...'
import ipython_view as ip
import pango
import __builtin__, site
FONT = "Luxi Mono 10"
PLUGIN = None
MENU_ITEM = None
def get_preferences_pane():
return ipconsoleprefs
class Quitter(object):
"""Simple class to handle exit, similar to Python 2.5's.
This Quitter is used to circumvent IPython's circumvention
of the builtin Quitter, since it prevents exaile form closing."""
def __init__(self,exit,name):
self.exit = exit
self.name = name
def __repr__(self):
return 'Type %s() to exit.' % self.name
__str__ = __repr__
def __call__(self):
self.exit() # Passed in exit function
site.setquit() # Restore default builtins
exit() # Call builtin
class IPyConsole(gtk.Window):
"""
A gtk Window with an embedded IPython Console.
"""
def __init__(self, namespace):
gtk.Window.__init__(self)
self.set_title(_("IPython Console - Exaile"))
self.set_size_request(750,550)
self.set_resizable(True)
sw = gtk.ScrolledWindow()
sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
ipv = ip.IPythonView()
# so it's exposed in the shell
self.ipv = ipv
# change display to emulate dark gnome-terminal
console_font = settings.get_option('plugin/ipconsole/font', FONT)
ipv.modify_font(pango.FontDescription(console_font))
ipv.set_wrap_mode(gtk.WRAP_CHAR)
ipv.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse('black'))
ipv.modify_text(gtk.STATE_NORMAL, gtk.gdk.color_parse('lavender'))
ipv.IP.magic_colors('Linux') # IPython color scheme
# or white background?
# ipv.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse('white'))
# ipv.modify_text(gtk.STATE_NORMAL, gtk.gdk.color_parse('black'))
# ipv.IP.magic_colors('LightBG') # IPython color scheme
opacity = settings.get_option('plugin/ipconsole/opacity', 80.0)
if opacity < 100: self.set_opacity(float(opacity) / 100.0) # add a little transparency :)
ipv.updateNamespace(namespace) # expose exaile (passed in)
ipv.updateNamespace({'self':self}) # Expose self to IPython
# prevent exit and quit - freezes window? does bad things
ipv.updateNamespace({'exit':None,
'quit':None})
# This is so when exaile calls exit(), IP doesn't prompt and prevent
# it from closing
__builtin__.exit = Quitter(ipv.IP.magic_Exit, 'exit')
__builtin__.quit = Quitter(ipv.IP.magic_Exit, 'quit')
ipv.show()
sw.add(ipv)
sw.show()
self.add(sw)
self.show()
self.connect('delete_event',lambda x,y:False)
def _enable(exaile):
"""
Enable plugin.
Create menu item.
"""
global MENU_ITEM
MENU_ITEM = gtk.MenuItem(_('Show IPython Console'))
MENU_ITEM.connect('activate', show_console,exaile)
exaile.gui.builder.get_object('tools_menu').append(MENU_ITEM)
MENU_ITEM.show()
# return True # bad! crashes compiz
def on_option_set(event, settings, option):
if option == 'plugin/ipconsole/opacity' and PLUGIN:
value = settings.get_option(option, 80.0)
value = float(value) / 100.0
PLUGIN.set_opacity(value)
if option == 'plugin/ipconsole/font' and PLUGIN:
value = settings.get_option(option, FONT)
PLUGIN.ipv.modify_font(pango.FontDescription(value))
def __enb(evt, exaile, nothing):
glib.idle_add(_enable, exaile)
event.add_callback(on_option_set, 'plugin_ipconsole_option_set')
def enable(exaile):
"""
Called when plugin is enabled, or when exaile is loaded with the plugin
on by default.
Wait for exaile to fully load, then call _enable with idle priority.
"""
if exaile.loading:
event.add_callback(__enb, "gui_loaded")
else:
__enb(None, exaile, None)
def disable(exaile):
"""
Called when the plugin is disabled
"""
global PLUGIN, MENU_ITEM
if PLUGIN:
PLUGIN.destroy()
PLUGIN = None
if MENU_ITEM:
MENU_ITEM.hide()
MENU_ITEM.destroy()
MENU_ITEM = None
def show_console(widget, exaile):
"""
Display window when the menu item is clicked.
"""
global PLUGIN
if PLUGIN is None:
PLUGIN = IPyConsole({'exaile': exaile})
PLUGIN.connect('destroy', console_destroyed)
PLUGIN.present()
def console_destroyed(*args):
"""
Called when the window is closed.
"""
global PLUGIN
PLUGIN = None
if __name__ == '__main__':
"""
If run outside of exaile.
"""
con = IPyConsole({})
con.connect('destroy', gtk.main_quit)
con.show()
gtk.main()
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