terminator/terminatorlib/terminal.py

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#!/usr/bin/python
# Terminator by Chris Jones <cmsj@tenshu.net>
# GPL v2 only
"""terminal.py - classes necessary to provide Terminal widgets"""
import sys
import os
import pygtk
pygtk.require('2.0')
import gtk
import gobject
from util import dbg, err, gerr
from config import Config
from cwd import get_default_cwd
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from titlebar import Titlebar
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from searchbar import Searchbar
try:
import vte
except ImportError:
gerr('You need to install python bindings for libvte')
sys.exit(1)
# pylint: disable-msg=R0904
class Terminal(gtk.VBox):
"""Class implementing the VTE widget and its wrappings"""
__gsignals__ = {
'close-term': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
}
TARGET_TYPE_VTE = 8
vte = None
terminalbox = None
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titlebar = None
searchbar = None
cwd = None
clipboard = None
matches = None
config = None
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default_encoding = None
composite_support = None
def __init__(self):
"""Class initialiser"""
gtk.VBox.__init__(self)
self.__gobject_init__()
self.matches = {}
self.config = Config()
self.cwd = get_default_cwd()
self.clipboard = gtk.clipboard_get(gtk.gdk.SELECTION_CLIPBOARD)
self.vte = vte.Terminal()
self.vte.set_size(80, 24)
self.vte._expose_data = None
if not hasattr(self.vte, "set_opacity") or not hasattr(self.vte,
"is_composited"):
self.composite_support = False
self.vte.show()
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self.default_encoding = self.vte.get_encoding()
self.update_url_matches(self.config['try_posix_regexp'])
self.terminalbox = self.create_terminalbox()
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self.titlebar = Titlebar()
self.titlebar.connect_icon(self.on_group_button_press)
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self.searchbar = Searchbar()
self.show()
self.pack_start(self.titlebar, False)
self.pack_start(self.terminalbox)
self.pack_end(self.searchbar)
self.connect_signals()
os.putenv('COLORTERM', 'gnome-terminal')
env_proxy = os.getenv('http_proxy')
if not env_proxy:
if self.config['http_proxy'] and self.config['http_proxy'] != '':
os.putenv('http_proxy', self.config['http_proxy'])
def create_terminalbox(self):
"""Create a GtkHBox containing the terminal and a scrollbar"""
terminalbox = gtk.HBox()
scrollbar = gtk.VScrollbar(self.vte.get_adjustment())
position = self.config['scrollbar_position']
if position not in ('hidden', 'disabled'):
scrollbar.show()
if position == 'left':
func = terminalbox.pack_end
else:
func = terminalbox.pack_start
func(self.vte)
func(scrollbar, False)
terminalbox.show()
return(terminalbox)
def update_url_matches(self, posix = True):
"""Update the regexps used to match URLs"""
userchars = "-A-Za-z0-9"
passchars = "-A-Za-z0-9,?;.:/!%$^*&~\"#'"
hostchars = "-A-Za-z0-9"
pathchars = "-A-Za-z0-9_$.+!*(),;:@&=?/~#%'\""
schemes = "(news:|telnet:|nntp:|file:/|https?:|ftps?:|webcal:)"
user = "[" + userchars + "]+(:[" + passchars + "]+)?"
urlpath = "/[" + pathchars + "]*[^]'.}>) \t\r\n,\\\"]"
if posix:
dbg ('update_url_matches: Trying POSIX URL regexps. Set \
try_posix_regexp = False in config to only try GNU \
if you get (harmless) VTE warnings.')
lboundry = "[[:<:]]"
rboundry = "[[:>:]]"
else: # GNU
dbg ('update_url_matches: Trying GNU URL regexps. Set \
try_posix_regexp = True in config if URLs are not \
detected.')
lboundry = "\\<"
rboundry = "\\>"
self.matches['full_uri'] = self.vte.match_add(lboundry + schemes +
"//(" + user + "@)?[" + hostchars +".]+(:[0-9]+)?(" +
urlpath + ")?" + rboundry + "/?")
if self.matches['full_uri'] == -1:
if posix:
err ('update_url_matches: POSIX match failed, trying GNU')
self.update_url_matches(posix = False)
else:
err ('update_url_matches: Failed adding URL match patterns')
else:
self.matches['voip'] = self.vte.match_add(lboundry +
'(callto:|h323:|sip:)' + "[" + userchars + "+][" +
userchars + ".]*(:[0-9]+)?@?[" + pathchars + "]+" +
rboundry)
self.matches['addr_only'] = self.vte.match_add (lboundry +
"(www|ftp)[" + hostchars + "]*\.[" + hostchars +
".]+(:[0-9]+)?(" + urlpath + ")?" + rboundry + "/?")
self.matches['email'] = self.vte.match_add (lboundry +
"(mailto:)?[a-zA-Z0-9][a-zA-Z0-9.+-]*@[a-zA-Z0-9]\
[a-zA-Z0-9-]*\.[a-zA-Z0-9][a-zA-Z0-9-]+\
[.a-zA-Z0-9-]*" + rboundry)
self.matches['nntp'] = self.vte.match_add (lboundry +
'''news:[-A-Z\^_a-z{|}~!"#$%&'()*+,./0-9;:=?`]+@\
[-A-Za-z0-9.]+(:[0-9]+)?''' + rboundry)
# if the url looks like a Launchpad changelog closure entry
# LP: #92953 - make it a url to http://bugs.launchpad.net
self.matches['launchpad'] = self.vte.match_add (
'\\bLP:? #?[0-9]+\\b')
def connect_signals(self):
"""Connect all the gtk signals and drag-n-drop mechanics"""
self.vte.connect('key-press-event', self.on_keypress)
self.vte.connect('button-press-event', self.on_buttonpress)
self.vte.connect('popup-menu', self.popup_menu)
srcvtetargets = [("vte", gtk.TARGET_SAME_APP, self.TARGET_TYPE_VTE)]
dsttargets = [("vte", gtk.TARGET_SAME_APP, self.TARGET_TYPE_VTE),
('text/plain', 0, 0), ('STRING', 0, 0), ('COMPOUND_TEXT', 0, 0)]
for (widget, mask) in [
(self.vte, gtk.gdk.CONTROL_MASK | gtk.gdk.BUTTON3_MASK),
(self.titlebar, gtk.gdk.CONTROL_MASK)]:
widget.drag_source_set(mask, srcvtetargets, gtk.gdk.ACTION_MOVE)
self.vte.drag_dest_set(gtk.DEST_DEFAULT_MOTION |
gtk.DEST_DEFAULT_HIGHLIGHT | gtk.DEST_DEFAULT_DROP,
dsttargets, gtk.gdk.ACTION_MOVE)
for widget in [self.vte, self.titlebar]:
widget.connect('drag-begin', self.on_drag_begin, self)
widget.connect('drag-data-get', self.on_drag_data_get,
self)
self.vte.connect('drag-motion', self.on_drag_motion, self)
self.vte.connect('drag-data-received',
self.on_drag_data_received, self)
if self.config['copy_on_selection']:
self.vte.connect('selection-changed', lambda widget:
self.vte.copy_clipboard())
if self.composite_support:
self.vte.connect('composited-changed',
self.on_composited_changed)
self.vte.connect('window-title-changed',
self.on_vte_title_change)
self.vte.connect('grab-focus', self.on_vte_focus)
self.vte.connect('focus-out-event', self.on_vte_focus_out)
self.vte.connect('focus-in-event', self.on_vte_focus_in)
self.vte.connect('resize-window', self.on_resize_window)
self.vte.connect('size-allocate', self.on_vte_size_allocate)
if self.config['exit_action'] == 'restart':
self.vte.connect('child-exited', self.spawn_child)
elif self.config['exit_action'] in ('close', 'left'):
self.vte.connect('child-exited', self.close_term)
self.vte.add_events(gtk.gdk.ENTER_NOTIFY_MASK)
self.vte.connect('enter_notify_event',
self.on_vte_notify_enter)
self.vte.connect_after('realize', self.reconfigure)
def reconfigure(self):
"""Reconfigure our settings"""
pass
def on_group_button_press(self):
"""Handler for the group button"""
pass
def on_keypress(self):
"""Handler for keyboard events"""
pass
def on_buttonpress(self):
"""Handler for mouse events"""
pass
def popup_menu(self):
"""Display the context menu"""
pass
def on_drag_begin(self):
pass
def on_drag_data_get(self):
pass
def on_drag_motion(self):
pass
def on_drag_data_received(self):
pass
def on_vte_title_change(self):
pass
def on_vte_focus(self):
pass
def on_vte_focus_out(self):
pass
def on_vte_focus_in(self):
pass
def on_resize_window(self):
pass
def on_vte_size_allocate(self):
pass
def on_vte_notify_enter(self):
pass
def close_term(self):
self.emit('close-term')
def hide_titlebar(self):
self.titlebar.hide()
def show_titlebar(self):
self.titlebar.show()
def spawn_child(self):
pass
gobject.type_register(Terminal)
# vim: set expandtab ts=4 sw=4: