terminator/terminator

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#!/usr/bin/python
2007-07-28 01:33:48 +00:00
# Terminator - multiple gnome terminals in one window
# Copyright (C) 2006-2007 cmsj@tenshu.net
#
# 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, version 2 only.
#
# 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
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import os
import pwd
import sys
import string
import gobject
import gtk
try:
import vte
except:
print '''You need to install python bindings for libvte ("python-vte" in debian/ubuntu)'''
sys.exit (1)
import gconf
import pango
import gnome
import time
import getopt
import math
class TerminatorTerm:
lastreconfigure = 0
# Our settings
# FIXME: Add commandline and/or gconf options to change these
defaults = {
'profile_dir' : '/apps/gnome-terminal/profiles/',
'allow_bold' : True,
'audible_bell' : False,
'background' : None,
'background_color' : '#000000',
'backspace_binding' : 'ascii-del',
'delete_binding' : 'delete-sequence',
'cursor_blinks' : False,
'emulation' : 'xterm',
'font_name' : 'Serif 10',
'foreground_color' : '#AAAAAA',
'scrollbar' : True,
'scroll_on_keystroke' : False,
'scroll_on_output' : False,
'scrollback_lines' : 100,
'focus' : 'sloppy',
'visible_bell' : False,
'child_restart' : True,
'link_scheme' : '(news|telnet|nttp|file|http|ftp|https)',
'_link_user' : '[%s]+(:[%s]+)?',
'link_hostchars' : '-A-Za-z0-9',
'link_userchars' : '-A-Za-z0-9',
'link_passchars' : '-A-Za-z0-9,?;.:/!%$^*&~"#\'',
'palette' : '/apps/gnome-terminal/profiles/Default/palette',
}
def __init__ (self, term, profile, settings = {}):
self.defaults['link_user'] = self.defaults['_link_user']%(self.defaults['link_userchars'], self.defaults['link_passchars'])
# Set up any overridden settings
for key in settings.keys ():
defaults[key] = settings[key]
self.term = term
self.profile = self.defaults['profile_dir'] + profile
self.gconf_client = gconf.client_get_default ()
if not self.gconf_client.dir_exists (self.profile):
print "Error, unable to find profile " + profile
sys.exit (2)
self.gconf_client.add_dir (self.profile, gconf.CLIENT_PRELOAD_RECURSIVE)
self.gconf_client.add_dir ('/apps/metacity/general', gconf.CLIENT_PRELOAD_RECURSIVE)
self.clipboard = gtk.clipboard_get (gtk.gdk.SELECTION_CLIPBOARD)
self._vte = vte.Terminal ()
self._vte.set_size (25, 5)
self.reconfigure_vte ()
self._vte.show ()
self._box = gtk.HBox ()
self._scrollbar = gtk.VScrollbar (self._vte.get_adjustment ())
if self.defaults['scrollbar']:
self._scrollbar.show ()
self._box.pack_start (self._vte)
self._box.pack_start (self._scrollbar, False)
self.gconf_client.notify_add (self.profile, self.on_gconf_notification)
self.gconf_client.notify_add ('/apps/metacity/general/focus_mode', self.on_gconf_notification)
self._vte.connect ("button-press-event", self.on_vte_button_press)
self._vte.connect ("popup-menu", self.on_vte_popup_menu)
if self.gconf_client.get_string (self.profile + "/exit_action") == "restart":
self._vte.connect ("child-exited", self.spawn_child)
self._vte.add_events (gtk.gdk.ENTER_NOTIFY_MASK)
self._vte.connect ("enter_notify_event", self.on_vte_notify_enter)
self._vte.match_add ('((%s://(%s@)?)|(www|ftp)[%s]*\\.)[%s.]+(:[0-9]*)?'%(self.defaults['link_scheme'], self.defaults['link_user'], self.defaults['link_hostchars'], self.defaults['link_hostchars']))
self._vte.match_add ('((%s://(%s@)?)|(www|ftp)[%s]*\\.)[%s.]+(:[0-9]+)?/[-A-Za-z0-9_$.+!*(),;:@&=?/~#%%]*[^]\'.}>) \t\r\n,\\\]'%(self.defaults['link_scheme'], self.defaults['link_userchars'], self.defaults['link_hostchars'], self.defaults['link_hostchars']))
self.spawn_child ()
def spawn_child (self, event=None):
update_records = self.gconf_client.get_bool (self.profile + "/update_records") or True
login = self.gconf_client.get_bool (self.profile + "/login_shell") or False
if self.gconf_client.get_bool (self.profile + "/use_custom_command") == True:
args = self.gconf_client.get_string (self.profile + "/custom_command").split ()
shell = args[0]
else:
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shell = pwd.getpwuid (os.getuid ())[6]
args = [os.path.basename (shell)]
self._vte.fork_command (command = shell, argv = args, envv = [], loglastlog = login, logwtmp = update_records, logutmp = update_records)
def reconfigure_vte (self):
if ((self.lastreconfigure != 0) and (time.time () - self.lastreconfigure) < 5):
# Rate limit
return
self.lastreconfigure = time.time ()
# Set our emulation
self._vte.set_emulation (self.defaults['emulation'])
# Set our wordchars
# FIXME: This shouldn't be hardcoded
self._vte.set_word_chars ('-A-Za-z0-9./?%&#_+')
# Set our mouselation
# FIXME: This shouldn't be hardcoded
self._vte.set_mouse_autohide (True)
# Set our compatibility
backspace = self.gconf_client.get_string (self.profile + "/backspace_binding") or self.defaults['backspace_binding']
delete = self.gconf_client.get_string (self.profile + "/delete_binding") or self.defaults['delete_binding']
# Note, each of the 4 following comments should replace the line beneath it, but the python-vte bindings don't appear to support this constant, so the magic values are being assumed from the C enum :/
if backspace == "ascii-del":
# backbind = vte.ERASE_ASCII_BACKSPACE
backbind = 2
else:
# backbind = vte.ERASE_AUTO_BACKSPACE
backbind = 1
if delete == "escape-sequence":
# delbind = vte.ERASE_DELETE_SEQUENCE
delbind = 3
else:
# delbind = vte.ERASE_AUTO
delbind = 0
self._vte.set_backspace_binding (backbind)
self._vte.set_delete_binding (delbind)
# Set our font, preferably from gconf settings
if self.gconf_client.get_bool (self.profile + "/use_system_font"):
font_name = (self.gconf_client.get_string ("/desktop/gnome/interface/monospace_font_name") or self.defaults['font_name'])
else:
font_name = (self.gconf_client.get_string (self.profile + "/font") or self.defaults['font_name'])
try:
self._vte.set_font (pango.FontDescription (font_name))
except:
pass
# Set our boldness
self._vte.set_allow_bold (self.gconf_client.get_bool (self.profile + "/allow_bold") or self.defaults['allow_bold'])
# Set our color scheme, preferably from gconf settings
palette = self.gconf_client.get_string (self.profile + "/palette") or self.defaults['palette']
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if self.gconf_client.get_bool (self.profile + "/use_theme_colors") == True:
# FIXME: For some reason this isn't working properly, but the code appears to be analogous to what gnome-terminal does in C
fg_color = self._vte.get_style ().text[gtk.STATE_NORMAL]
bg_color = self._vte.get_style ().base[gtk.STATE_NORMAL]
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else:
fg_color = gtk.gdk.color_parse (self.gconf_client.get_string (self.profile + "/foreground_color") or self.defaults['foreground_color'])
bg_color = gtk.gdk.color_parse (self.gconf_client.get_string (self.profile + "/background_color") or self.defaults['background_color'])
colors = palette.split (':')
palette = []
for color in colors:
palette.append (gtk.gdk.color_parse (color))
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self._vte.set_colors (fg_color, bg_color, palette)
# Set our cursor blinkiness
self._vte.set_cursor_blinks = (self.gconf_client.get_bool (self.profile + "/cursor_blinks") or self.defaults['cursor_blinks'])
# Set our audible belliness
self._vte.set_audible_bell = not (self.gconf_client.get_bool (self.profile + "/silent_bell") or self.defaults['audible_bell'])
self._vte.set_visible_bell (self.defaults['visible_bell'])
# Set our scrolliness
self._vte.set_scrollback_lines (self.gconf_client.get_int (self.profile + "/scrollback_lines") or self.defaults['scrollback_lines'])
self._vte.set_scroll_on_keystroke (self.gconf_client.get_bool (self.profile + "/scroll_on_keystroke") or self.defaults['scroll_on_keystroke'])
self._vte.set_scroll_on_output (self.gconf_client.get_bool (self.profile + "/scroll_on_output") or self.defaults['scroll_on_output'])
# Set our sloppiness
self.focus = self.gconf_client.get_string ("/apps/metacity/general/focus_mode") or self.defaults['focus']
def on_gconf_notification (self, client, cnxn_id, entry, what):
self.reconfigure_vte ()
def on_vte_button_press (self, term, event):
# Left mouse button should transfer focus to this vte widget
if event.button == 1:
self._vte.grab_focus ()
return False
# Right mouse button should display a context menu
if event.button == 3:
self.do_popup (event)
return True
def on_vte_notify_enter (self, term, event):
if (self.focus == "sloppy" or self.focus == "mouse"):
term.grab_focus ()
# FIXME: Should we eat this event or let it propagate further?
return False
def do_scrollbar_toggle (self):
if self._scrollbar.get_property ('visible'):
self._scrollbar.hide ()
else:
# We need to make the terminal narrower by the width of the scrollbar
self._vte.set_size (self._vte.get_column_count () - int(math.ceil(self._scrollbar.allocation.width / self._vte.get_char_width ())), self._vte.get_row_count ())
self._scrollbar.show ()
def on_vte_popup_menu (self, term):
self.do_popup ()
def do_popup (self, event = None):
menu = self.create_popup_menu (event)
menu.popup (None, None, None, event.button, event.time)
def create_popup_menu (self, event):
menu = gtk.Menu ()
url = self._vte.match_check (int (event.x / self._vte.get_char_width ()), int (event.y / self._vte.get_char_height ()))
if url:
item = gtk.MenuItem ("_Open Link")
item.connect ("activate", lambda menu_item: gnome.url_show (url[0]))
menu.append (item)
item = gtk.MenuItem ("_Copy Link Address")
item.connect ("activate", lambda menu_item: self.clipboard.set_text (url[0]))
menu.append (item)
item = gtk.MenuItem ()
menu.append (item)
item = gtk.ImageMenuItem (gtk.STOCK_COPY)
item.connect ("activate", lambda menu_item: self._vte.copy_clipboard ())
item.set_sensitive (self._vte.get_has_selection ())
menu.append (item)
item = gtk.ImageMenuItem (gtk.STOCK_PASTE)
item.connect ("activate", lambda menu_item: self._vte.paste_clipboard ())
menu.append (item)
item = gtk.MenuItem ()
menu.append (item)
item = gtk.CheckMenuItem ("Show scrollbar")
item.set_active (self._scrollbar.get_property ('visible'))
item.connect ("toggled", lambda menu_item: self.do_scrollbar_toggle ())
menu.append (item)
item = gtk.MenuItem ()
menu.append (item)
item = gtk.MenuItem ("Split _Horizontally")
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item.connect ("activate", lambda menu_item: self.term.splitaxis (self, False))
menu.append (item)
item = gtk.MenuItem ("Split _Vertically")
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item.connect ("activate", lambda menu_item: self.term.splitaxis (self, True))
menu.append (item)
item = gtk.MenuItem ()
menu.append (item)
item = gtk.ImageMenuItem (gtk.STOCK_CLOSE)
item.connect ("activate", lambda menu_item: self.term.closeterm (self))
menu.append (item)
menu.show_all ()
return menu
def get_box (self):
return self._box
class Terminator:
def __init__ (self, profile):
self.profile = profile
self.gconf_client = gconf.client_get_default ()
self.window = gtk.Window ()
self.icon = self.window.render_icon (gtk.STOCK_DIALOG_INFO, gtk.ICON_SIZE_BUTTON)
self.window.set_icon (self.icon)
self.window.connect ("delete_event", self.on_delete_event)
self.window.connect ("destroy", self.on_destroy_event)
self.window.maximize ()
# Start out with just one terminal
# FIXME: This should be really be decided from some kind of profile
term = (TerminatorTerm (self, self.profile))
self.window.add (term.get_box ())
self.window.show_all ()
# For some unknown reason, spawning 4 terminals at the speed python executes on my laptop causes them all to hang, so we will make one, wait a second and then split ourselves, which works fine. Weird.
gobject.timeout_add (1000, self.do_initial_setup, term)
def do_initial_setup (self, term):
term2 = self.splitaxis (term, True)
self.splitaxis (term, False)
self.splitaxis (term2, False)
return (False)
def on_delete_event (self, widget, event, data=None):
dialog = gtk.Dialog ("Quit?", self.window, gtk.DIALOG_MODAL, (gtk.STOCK_CANCEL, gtk.RESPONSE_REJECT, gtk.STOCK_QUIT, gtk.RESPONSE_ACCEPT))
label = gtk.Label ("Do you really want to quit?")
dialog.vbox.pack_start (label, True, True, 0)
label.show ()
res = dialog.run ()
if res == gtk.RESPONSE_ACCEPT:
return False
dialog.destroy ()
return True
def on_destroy_event (self, widget, data=None):
gtk.main_quit ()
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def splitaxis (self, widget, vert=True):
term2 = TerminatorTerm (self, self.profile)
parent = widget.get_box ().get_parent ()
if vert:
pane = gtk.VPaned ()
else:
pane = gtk.HPaned ()
# VTE doesn't seem to cope well with being resized by the window manager. I expect I am supposed to send some kind of WINCH, or just generally connect window resizing events to a callback that will often tell vte about the new size. For now, cheat. Badly.
cols = widget._vte.get_column_count ()
rows = widget._vte.get_row_count ()
allowance = widget._scrollbar.allocation.width + pane.style_get_property ('handle-size')
if vert:
width = cols
height = (rows / 2) - (allowance / widget._vte.get_char_height ())
else:
width = (cols / 2) - (allowance / widget._vte.get_char_width ())
height = rows
widget._vte.set_size (width, height)
term2._vte.set_size (width, height)
if isinstance (parent, gtk.Window):
# We have just one term
if vert:
newpos = parent.allocation.height / 2
else:
newpos = parent.allocation.width / 2
widget.get_box ().reparent (pane)
pane.add1 (widget.get_box ())
pane.add2 (term2.get_box ())
parent.add (pane)
pane.set_position (newpos)
if isinstance (parent, gtk.Paned):
# We are inside a split term
if vert:
term2._vte.set_size (cols, (rows / 2) - 1)
if (widget.get_box () == parent.get_child1 ()):
widget.get_box ().reparent (pane)
parent.add1 (pane)
else:
widget.get_box ().reparent (pane)
parent.add2 (pane)
pane.add1 (widget.get_box ())
pane.add2 (term2.get_box ())
parent.show_all ()
return (term2)
def closeterm (self, widget):
parent = widget.get_box ().get_parent ()
sibling = None
if isinstance (parent, gtk.Window):
# We are the only term
if not self.on_delete_event (parent, gtk.gdk.Event (gtk.gdk.DELETE)):
self.on_destroy_event (parent, gtk.gdk.Event (gtk.gdk.DESTROY))
return
if isinstance (parent, gtk.Paned):
grandparent = parent.get_parent ()
# Discover sibling while all objects exist
if widget.get_box () == parent.get_child1 ():
sibling = parent.get_child2 ()
if widget.get_box () == parent.get_child2 ():
sibling = parent.get_child1 ()
if not sibling:
# something is wrong, give up
print "Error: %s is not a child of %s"%(widget, parent)
return
if not self.closetermreq ():
grandparent.remove (parent)
sibling.reparent (grandparent)
widget.get_box ().destroy ()
parent.destroy ()
self.window.show_all ()
return
def closetermreq (self):
dialog = gtk.Dialog ("Close?", self.window, gtk.DIALOG_MODAL, (gtk.STOCK_CANCEL, gtk.RESPONSE_REJECT, gtk.STOCK_CLOSE, gtk.RESPONSE_ACCEPT))
label = gtk.Label ("Do you really want to close this terminal?")
dialog.vbox.pack_start (label, True, True, 0)
label.show ()
res = dialog.run ()
dialog.destroy ()
if res == gtk.RESPONSE_ACCEPT:
return False
return True
def usage ():
print """Terminator by Chris Jones <cmsj@tenshu.net
Usage: terminator [OPTION]...
-h, --help Show this usage information
-d, --debug Enable debugging
-p, --profile=PROFILE Take settings from gnome-terminal profile PROFILE
"""
if __name__ == '__main__':
debug = 0
profile = "Default"
try:
opts, args = getopt.getopt (sys.argv[1:], "hdp:", ["help", "debug", "profile="])
except getopt.GetoptError:
usage ()
sys.exit (2)
for opt, arg in opts:
if opt in ("-h", "--help"):
usage ()
sys.exit (0)
if opt in ("-d", "--debug"):
debug = 1
if opt in ("-p", "--profile"):
profile = arg
term = Terminator (profile)
gtk.main ()