# Source code for terminatorlib.terminal

    #!/usr/bin/python
    # Terminator by Chris Jones <cmsj@tenshu.net>
    # GPL v2 only
    """terminal.py - classes necessary to provide Terminal widgets"""

    from __future__ import division
    import sys
    import os
    import signal
    import pygtk
    pygtk.require('2.0')
    import gtk
    import gobject
    import pango
    import subprocess
    import urllib

    from util import dbg, err, gerr, spawn_new_terminator, make_uuid,  manual_lookup
    import util
    from config import Config
    from cwd import get_default_cwd
    from factory import Factory
    from terminator import Terminator
    from titlebar import Titlebar
    from terminal_popup_menu import TerminalPopupMenu
    from searchbar import Searchbar
    from translation import _
    from signalman import Signalman
    import plugin
    from terminatorlib.layoutlauncher import LayoutLauncher

    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, ()),
            'title-change': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_STRING,)),
            'enumerate': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_INT,)),
            'group-tab': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'group-tab-toggle': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'ungroup-tab': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'ungroup-all': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'split-horiz': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_STRING,)),
            'split-vert': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_STRING,)),
            'rotate-cw': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'rotate-ccw': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'tab-new': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_BOOLEAN, gobject.TYPE_OBJECT)),
            'tab-top-new': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'focus-in': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'focus-out': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'zoom': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'maximise': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'unzoom': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'resize-term': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_STRING,)),
            'navigate': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_STRING,)),
            'tab-change': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_INT,)),
            'group-all': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'group-all-toggle': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, ()),
            'move-tab': (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE,
                (gobject.TYPE_STRING,)),
        }

        TARGET_TYPE_VTE = 8

        terminator = None
        vte = None
        terminalbox = None
        scrollbar = None
        scrollbar_position = None
        titlebar = None
        searchbar = None

        group = None
        cwd = None
        origcwd = None
        command = None
        clipboard = None
        pid = None

        matches = None
        config = None
        default_encoding = None
        custom_encoding = None
        custom_font_size = None
        layout_command = None
        directory = None

        fgcolor_active = None
        fgcolor_inactive = None
        bgcolor = None
        palette_active = None
        palette_inactive = None

        composite_support = None

        cnxids = None
        targets_for_new_group = None

        def __init__(self):
            """Class initialiser"""
            gtk.VBox.__init__(self)
            self.__gobject_init__()

            self.terminator = Terminator()
            self.terminator.register_terminal(self)

            # FIXME: Surely these should happen in Terminator::register_terminal()?
            self.connect('enumerate', self.terminator.do_enumerate)
            self.connect('focus-in', self.terminator.focus_changed)
            self.connect('focus-out', self.terminator.focus_left)

            self.matches = {}
            self.cnxids = Signalman()

            self.config = Config()

            self.cwd = get_default_cwd()
            self.origcwd = self.terminator.origcwd
            self.clipboard = gtk.clipboard_get(gtk.gdk.SELECTION_CLIPBOARD)

            self.pending_on_vte_size_allocate = False

            self.vte = vte.Terminal()
            self.vte._expose_data = None
            if not hasattr(self.vte, "set_opacity") or \
               not hasattr(self.vte, "is_composited"):
                self.composite_support = False
            else:
                self.composite_support = True
            dbg('composite_support: %s' % self.composite_support)

            self.vte.show()

            self.default_encoding = self.vte.get_encoding()
            self.update_url_matches(self.config['try_posix_regexp'])

            self.terminalbox = self.create_terminalbox()

            self.titlebar = Titlebar(self)
            self.titlebar.connect_icon(self.on_group_button_press)
            self.titlebar.connect('edit-done', self.on_edit_done)
            self.connect('title-change', self.titlebar.set_terminal_title)
            self.titlebar.connect('create-group', self.really_create_group)
            self.titlebar.show_all()

            self.searchbar = Searchbar()
            self.searchbar.connect('end-search', self.on_search_done)

            self.show()
            self.pack_start(self.titlebar, False)
            self.pack_start(self.terminalbox)
            self.pack_end(self.searchbar)

            self.connect_signals()

            os.putenv('TERM', self.config['term'])
            os.putenv('COLORTERM', self.config['colorterm'])

            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'])
            self.reconfigure()
            self.vte.set_size(80, 24)

        def get_vte(self):
            """This simply returns the vte widget we are using"""
            return(self.vte)

        def force_set_profile(self, widget, profile):
            """Forcibly set our profile"""
            self.set_profile(widget, profile, True)

        def set_profile(self, _widget, profile, force=False):
            """Set our profile"""
            if profile != self.config.get_profile():
                self.config.set_profile(profile, force)
                self.reconfigure()

        def get_profile(self):
            """Return our profile name"""
            return(self.config.profile)

        def switch_to_next_profile(self):
            profilelist = self.config.list_profiles()
            list_length = len(profilelist)

            if list_length > 1:
                if profilelist.index(self.get_profile()) + 1 == list_length:
                    self.force_set_profile(False, profilelist[0])
                else:
                    self.force_set_profile(False, profilelist[profilelist.index(self.get_profile()) + 1])

        def switch_to_previous_profile(self):
            profilelist = self.config.list_profiles()
            list_length = len(profilelist)

            if list_length > 1:
                if profilelist.index(self.get_profile()) == 0:
                    self.force_set_profile(False, profilelist[list_length - 1])
                else:
                    self.force_set_profile(False, profilelist[profilelist.index(self.get_profile()) - 1])

        def get_cwd(self):
            """Return our cwd"""
            return(self.terminator.pid_cwd(self.pid))

        def close(self):
            """Close ourselves"""
            dbg('close: called')
            self.cnxids.remove_signal(self.vte, 'child-exited')
            self.emit('close-term')
            try:
                dbg('close: killing %d' % self.pid)
                os.kill(self.pid, signal.SIGHUP)
            except Exception, ex:
                # We really don't want to care if this failed. Deep OS voodoo is
                # not what we should be doing.
                dbg('os.kill failed: %s' % ex)
                pass

        def create_terminalbox(self):
            """Create a GtkHBox containing the terminal and a scrollbar"""

            terminalbox = gtk.HBox()
            self.scrollbar = gtk.VScrollbar(self.vte.get_adjustment())
            self.scrollbar.set_no_show_all(True)
            self.scrollbar_position = self.config['scrollbar_position']

            if self.scrollbar_position not in ('hidden', 'disabled'):
                self.scrollbar.show()

            if self.scrollbar_position == 'left':
                func = terminalbox.pack_end
            else:
                func = terminalbox.pack_start

            func(self.vte)
            func(self.scrollbar, False)
            terminalbox.show_all()

            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 ('Terminal::update_url_matches: Trying POSIX URL regexps')
                lboundry = "[[:<:]]"
                rboundry = "[[:>:]]"
            else: # GNU
                dbg ('Terminal::update_url_matches: Trying GNU URL regexps')
                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 ('Terminal::update_url_matches: POSIX failed, trying GNU')
                    self.update_url_matches(posix = False)
                else:
                    err ('Terminal::update_url_matches: Failed adding URL matches')
            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)

                # Now add any matches from plugins
                try:
                    registry = plugin.PluginRegistry()
                    registry.load_plugins()
                    plugins = registry.get_plugins_by_capability('url_handler')

                    for urlplugin in plugins:
                        name = urlplugin.handler_name
                        match = urlplugin.match
                        if name in self.matches:
                            dbg('refusing to add duplicate match %s' % name)
                            continue
                        self.matches[name] = self.vte.match_add(match)
                        dbg('added plugin URL handler for %s (%s) as %d' %
                            (name, urlplugin.__class__.__name__,
                            self.matches[name]))
                except Exception, ex:
                    err('Exception occurred adding plugin URL match: %s' % ex)

        def match_add(self, name, match):
            """Register a URL match"""
            if name in self.matches:
                err('Terminal::match_add: Refusing to create duplicate match %s' % name)
                return
            self.matches[name] = self.vte.match_add(match)

        def match_remove(self, name):
            """Remove a previously registered URL match"""
            if name not in self.matches:
                err('Terminal::match_remove: Unable to remove non-existent match %s' % name)
                return
            self.vte.match_remove(self.matches[name])
            del(self.matches[name])

        def connect_signals(self):
            """Connect all the gtk signals and drag-n-drop mechanics"""

            self.scrollbar.connect('button-press-event', self.on_buttonpress)

            self.vte.connect('key-press-event', self.on_keypress)
            self.vte.connect('button-press-event', self.on_buttonpress)
            self.vte.connect('scroll-event', self.on_mousewheel)
            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/x-moz-url', 0, 0),
                          ('_NETSCAPE_URL', 0, 0)]
            dsttargets = gtk.target_list_add_text_targets(dsttargets)
            dsttargets = gtk.target_list_add_uri_targets(dsttargets)
            dbg('Finalised drag targets: %s' % dsttargets)

            for (widget, mask) in [
                (self.vte, gtk.gdk.CONTROL_MASK | gtk.gdk.BUTTON3_MASK),
                (self.titlebar, gtk.gdk.BUTTON1_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_COPY | 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)

            # FIXME: Shouldn't this be in configure()?
            if self.config['copy_on_selection']:
                self.cnxids.new(self.vte, 'selection-changed',
                        lambda widget: self.vte.copy_clipboard())

            if self.composite_support:
                self.vte.connect('composited-changed', self.reconfigure)

            self.vte.connect('window-title-changed', lambda x:
                self.emit('title-change', self.get_window_title()))
            self.vte.connect('grab-focus', self.on_vte_focus)
            self.vte.connect('focus-in-event', self.on_vte_focus_in)
            self.vte.connect('focus-out-event', self.on_vte_focus_out)
            self.vte.connect('size-allocate', self.deferred_on_vte_size_allocate)

            self.vte.add_events(gtk.gdk.ENTER_NOTIFY_MASK)
            self.vte.connect('enter_notify_event',
                self.on_vte_notify_enter)

            self.cnxids.new(self.vte, 'realize', self.reconfigure)

        def set_group(self, _item, name):
            """Set a particular group"""
            if self.group == name:
                # already in this group, no action needed
                return
            dbg('Terminal::set_group: Setting group to %s' % name)
            self.group = name
            self.titlebar.set_group_label(name)
            self.terminator.group_hoover()

        def create_group(self, _item):
            """Trigger the creation of a group via the titlebar (because popup
            windows are really lame)"""
            self.titlebar.create_group()

        def really_create_group(self, _widget, groupname):
            """The titlebar has spoken, let a group be created"""
            self.terminator.create_group(groupname)
            self.set_group(None, groupname)

        def ungroup(self, _widget, data):
            """Remove a group"""
            # FIXME: Could we emit and have Terminator do this?
            for term in self.terminator.terminals:
                if term.group == data:
                    term.set_group(None, None)
            self.terminator.group_hoover()

        def set_groupsend(self, _widget, value):
            """Set the groupsend mode"""
            # FIXME: Can we think of a smarter way of doing this than poking?
            if value in self.terminator.groupsend_type.values():
                dbg('Terminal::set_groupsend: setting groupsend to %s' % value)
                self.terminator.groupsend = value

        def do_splittogroup_toggle(self):
            """Toggle the splittogroup mode"""
            self.config['split_to_group'] = not self.config['split_to_group']

        def do_autocleangroups_toggle(self):
            """Toggle the autocleangroups mode"""
            self.config['autoclean_groups'] = not self.config['autoclean_groups']

        def reconfigure(self, _widget=None):
            """Reconfigure our settings"""
            dbg('Terminal::reconfigure')
            self.cnxids.remove_signal(self.vte, 'realize')

            # Handle child command exiting
            self.cnxids.remove_signal(self.vte, 'child-exited')

            if self.config['exit_action'] == 'restart':
                self.cnxids.new(self.vte, 'child-exited', self.spawn_child, True)
            elif self.config['exit_action'] in ('close', 'left'):
                self.cnxids.new(self.vte, 'child-exited',
                                                lambda x: self.emit('close-term'))

            self.vte.set_emulation(self.config['emulation'])
            if self.custom_encoding != True:
                self.vte.set_encoding(self.config['encoding'])
            self.vte.set_word_chars(self.config['word_chars'])
            self.vte.set_mouse_autohide(self.config['mouse_autohide'])

            backspace = self.config['backspace_binding']
            delete = self.config['delete_binding']

            try:
                if backspace == 'ascii-del':
                    backbind = vte.ERASE_ASCII_DELETE
                elif backspace == 'control-h':
                    backbind = vte.ERASE_ASCII_BACKSPACE
                elif backspace == 'escape-sequence':
                    backbind = vte.ERASE_DELETE_SEQUENCE
                else:
                    backbind = vte.ERASE_AUTO
            except AttributeError:
                if backspace == 'ascii-del':
                    backbind = 2
                elif backspace == 'control-h':
                    backbind = 1
                elif backspace == 'escape-sequence':
                    backbind = 3
                else:
                    backbind = 0

            try:
                if delete == 'ascii-del':
                    delbind = vte.ERASE_ASCII_DELETE
                elif delete == 'control-h':
                    delbind = vte.ERASE_ASCII_BACKSPACE
                elif delete == 'escape-sequence':
                    delbind = vte.ERASE_DELETE_SEQUENCE
                else:
                    delbind = vte.ERASE_AUTO
            except AttributeError:
                if delete == 'ascii-del':
                    delbind = 2
                elif delete == 'control-h':
                    delbind = 1
                elif delete == 'escape-sequence':
                    delbind = 3
                else:
                    delbind = 0

            self.vte.set_backspace_binding(backbind)
            self.vte.set_delete_binding(delbind)

            if not self.custom_font_size:
                try:
                    if self.config['use_system_font'] == True:
                        font = self.config.get_system_mono_font()
                    else:
                        font = self.config['font']
                    self.set_font(pango.FontDescription(font))
                except:
                    pass
            self.vte.set_allow_bold(self.config['allow_bold'])
            if self.config['use_theme_colors']:
                self.fgcolor_active = self.vte.get_style().text[gtk.STATE_NORMAL]
                self.bgcolor = self.vte.get_style().base[gtk.STATE_NORMAL]
            else:
                self.fgcolor_active = gtk.gdk.color_parse(self.config['foreground_color'])
                self.bgcolor = gtk.gdk.color_parse(self.config['background_color'])

            factor = self.config['inactive_color_offset']
            if factor > 1.0:
              factor = 1.0
            self.fgcolor_inactive = self.fgcolor_active.copy()
            dbg(("fgcolor_inactive set to: RGB(%s,%s,%s)", getattr(self.fgcolor_inactive, "red"),
                                                          getattr(self.fgcolor_inactive, "green"),
                                                          getattr(self.fgcolor_inactive, "blue")))

            for bit in ['red', 'green', 'blue']:
                setattr(self.fgcolor_inactive, bit,
                        getattr(self.fgcolor_inactive, bit) * factor)

            dbg(("fgcolor_inactive set to: RGB(%s,%s,%s)", getattr(self.fgcolor_inactive, "red"),
                                                          getattr(self.fgcolor_inactive, "green"),
                                                          getattr(self.fgcolor_inactive, "blue")))
            colors = self.config['palette'].split(':')
            self.palette_active = []
            self.palette_inactive = []
            for color in colors:
                if color:
                    newcolor = gtk.gdk.color_parse(color)
                    newcolor_inactive = newcolor.copy()
                    for bit in ['red', 'green', 'blue']:
                        setattr(newcolor_inactive, bit,
                                getattr(newcolor_inactive, bit) * factor)
                    self.palette_active.append(newcolor)
                    self.palette_inactive.append(newcolor_inactive)
            self.vte.set_colors(self.fgcolor_active, self.bgcolor,
                                self.palette_active)
            self.set_cursor_color()
            if hasattr(self.vte, 'set_cursor_shape'):
                self.vte.set_cursor_shape(getattr(vte, 'CURSOR_SHAPE_' +
                    self.config['cursor_shape'].upper()))

            background_type = self.config['background_type']
            dbg('background_type=%s' % background_type)
            if background_type == 'image' and \
               self.config['background_image'] is not None and \
               self.config['background_image'] != '':
                self.vte.set_background_image_file(self.config['background_image'])
                self.vte.set_scroll_background(self.config['scroll_background'])
            else:
                try:
                    self.vte.set_background_image(None)
                except TypeError:
                    # FIXME: I think this is only necessary because of
                    # https://bugzilla.gnome.org/show_bug.cgi?id=614910
                    pass
                self.vte.set_scroll_background(False)

            if background_type in ('image', 'transparent'):
                self.vte.set_background_tint_color(gtk.gdk.color_parse(
                                                   self.config['background_color']))
                opacity = int(self.config['background_darkness'] * 65536)
                saturation = 1.0 - float(self.config['background_darkness'])
                dbg('setting background saturation: %f' % saturation)
                self.vte.set_background_saturation(saturation)
            else:
                dbg('setting background_saturation: 1')
                opacity = 65535
                self.vte.set_background_saturation(1)

            if self.composite_support:
                dbg('setting opacity: %d' % opacity)
                self.vte.set_opacity(opacity)

            # This is quite hairy, but the basic explanation is that we should
            # set_background_transparent(True) when we have no compositing and want
            # fake background transparency, otherwise it should be False.
            if not self.composite_support or self.config['disable_real_transparency']:
                # We have no compositing support, fake background only
                background_transparent = True
            else:
                if self.vte.is_composited() == False:
                    # We have compositing and it's enabled. no fake background.
                    background_transparent = True
                else:
                    # We have compositing, but it's not enabled. fake background
                    background_transparent = False

            if self.config['background_type'] == 'transparent':
                dbg('setting background_transparent=%s' % background_transparent)
                self.vte.set_background_transparent(background_transparent)
            else:
                dbg('setting background_transparent=False')
                self.vte.set_background_transparent(False)

            if hasattr(vte, 'VVVVTE_CURSOR_BLINK_ON'):
                if self.config['cursor_blink'] == True:
                    self.vte.set_cursor_blink_mode('VTE_CURSOR_BLINK_ON')
                else:
                    self.vte.set_cursor_blink_mode('VTE_CURSOR_BLINK_OFF')
            else:
                self.vte.set_cursor_blinks(self.config['cursor_blink'])

            if self.config['force_no_bell'] == True:
                self.vte.set_audible_bell(False)
                self.vte.set_visible_bell(False)
                self.cnxids.remove_signal(self.vte, 'beep')
            else:
                self.vte.set_audible_bell(self.config['audible_bell'])
                self.vte.set_visible_bell(self.config['visible_bell'])
                self.cnxids.remove_signal(self.vte, 'beep')
                if self.config['urgent_bell'] == True or \
                   self.config['icon_bell'] == True:
                    try:
                        self.cnxids.new(self.vte, 'beep', self.on_beep)
                    except TypeError:
                        err('beep signal unavailable with this version of VTE')

            if self.config['scrollback_infinite'] == True:
                scrollback_lines = -1
            else:
                scrollback_lines = self.config['scrollback_lines']
            self.vte.set_scrollback_lines(scrollback_lines)
            self.vte.set_scroll_on_keystroke(self.config['scroll_on_keystroke'])
            self.vte.set_scroll_on_output(self.config['scroll_on_output'])

            if self.scrollbar_position != self.config['scrollbar_position']:
                self.scrollbar_position = self.config['scrollbar_position']
                if self.config['scrollbar_position'] in ['disabled', 'hidden']:
                    self.scrollbar.hide()
                else:
                    self.scrollbar.show()
                    if self.config['scrollbar_position'] == 'left':
                        self.reorder_child(self.scrollbar, 0)
                    elif self.config['scrollbar_position'] == 'right':
                        self.reorder_child(self.vte, 0)

            if hasattr(self.vte, 'set_alternate_screen_scroll'):
                self.vte.set_alternate_screen_scroll(
                                            self.config['alternate_screen_scroll'])

            self.titlebar.update()
            self.vte.queue_draw()

        def set_cursor_color(self):
            """Set the cursor color appropriately"""
            if self.config['cursor_color'] == self.config['foreground_color']:
                try:
                    self.vte.set_color_cursor(None)
                except TypeError:
                    # FIXME: I think this is only necessary because of
                    # https://bugzilla.gnome.org/show_bug.cgi?id=614910
                    pass
            elif self.config['cursor_color'] != '':
                self.vte.set_color_cursor(gtk.gdk.color_parse(
                                            self.config['cursor_color']))

        def get_window_title(self):
            """Return the window title"""
            return(self.vte.get_window_title() or str(self.command))

        def on_group_button_press(self, widget, event):
            """Handler for the group button"""
            if event.button == 1:
                if event.type == gtk.gdk._2BUTTON_PRESS or \
                   event.type == gtk.gdk._3BUTTON_PRESS:
                    # Ignore these, or they make the interaction bad
                    return True
                # Super key applies interaction to all terms in group
                include_siblings=event.state & gtk.gdk.MOD4_MASK == gtk.gdk.MOD4_MASK
                if include_siblings:
                    targets=self.terminator.get_sibling_terms(self)
                else:
                    targets=[self]
                if event.state & gtk.gdk.CONTROL_MASK == gtk.gdk.CONTROL_MASK:
                    dbg('on_group_button_press: toggle terminal to focused terminals group')
                    focused=self.get_toplevel().get_focussed_terminal()
                    if focused in targets: targets.remove(focused)
                    if self != focused:
                        if self.group==focused.group:
                            new_group=None
                        else:
                            new_group=focused.group
                        [term.set_group(None, new_group) for term in targets]
                        [term.titlebar.update(focused) for term in targets]
                    return True
                elif event.state & gtk.gdk.SHIFT_MASK == gtk.gdk.SHIFT_MASK:
                    dbg('on_group_button_press: rename of terminals group')
                    self.targets_for_new_group = targets
                    self.titlebar.create_group()
                    return True
                elif event.type == gtk.gdk.BUTTON_PRESS:
                    # Single Click gives popup
                    dbg('on_group_button_press: group menu popup')
                    self.create_popup_group_menu(widget, event)
                    return True
                else:
                    dbg('on_group_button_press: unknown group button interaction')
            return(False)

        def on_keypress(self, widget, event):
            """Handler for keyboard events"""
            if not event:
                dbg('Terminal::on_keypress: Called on %s with no event' % widget)
                return(False)

            # Workaround for IBus intefering with broadcast when using dead keys
            # Environment also needs IBUS_DISABLE_SNOOPER=1, or double chars appear
            # in the receivers.
            if (event.state | gtk.gdk.MODIFIER_MASK ) ^ gtk.gdk.MODIFIER_MASK != 0:
                dbg('Terminal::on_keypress: Ingore processed event with event.state %d' % event.state)
                return(False)

            # FIXME: Does keybindings really want to live in Terminator()?
            mapping = self.terminator.keybindings.lookup(event)

            if mapping == "hide_window":
                return(False)

            if mapping and mapping not in ['close_window',
                                           'full_screen',
                                           'new_tab']:
                dbg('Terminal::on_keypress: lookup found: %r' % mapping)
                # handle the case where user has re-bound copy to ctrl+<key>
                # we only copy if there is a selection otherwise let it fall through
                # to ^<key>
                if (mapping == "copy" and event.state & gtk.gdk.CONTROL_MASK):
                    if self.vte.get_has_selection ():
                        getattr(self, "key_" + mapping)()
                        return(True)
                else:
                    getattr(self, "key_" + mapping)()
                    return(True)

            # FIXME: This is all clearly wrong. We should be doing this better
            #         maybe we can emit the key event and let Terminator() care?
            groupsend = self.terminator.groupsend
            groupsend_type = self.terminator.groupsend_type
            window_focussed = self.vte.get_toplevel().get_property('has-toplevel-focus')
            if groupsend != groupsend_type['off'] and window_focussed and self.vte.is_focus():
                if self.group and groupsend == groupsend_type['group']:
                    self.terminator.group_emit(self, self.group, 'key-press-event',
                            event)
                if groupsend == groupsend_type['all']:
                    self.terminator.all_emit(self, 'key-press-event', event)

            return(False)

        def on_buttonpress(self, widget, event):
            """Handler for mouse events"""
            # Any button event should grab focus
            widget.grab_focus()

            if type(widget) == gtk.VScrollbar and event.type == gtk.gdk._2BUTTON_PRESS:
                # Suppress double-click behavior
                return True

            if event.button == 1:
                # Ctrl+leftclick on a URL should open it
                if event.state & gtk.gdk.CONTROL_MASK == gtk.gdk.CONTROL_MASK:
                    url = self.check_for_url(event)
                    if url:
                        self.open_url(url, prepare=True)
            elif event.button == 2:
                # middleclick should paste the clipboard
                self.paste_clipboard(True)
                return(True)
            elif event.button == 3:
                # rightclick should display a context menu if Ctrl is not pressed
                if event.state & gtk.gdk.CONTROL_MASK == 0:
                    self.popup_menu(widget, event)
                    return(True)

            return(False)

        def on_mousewheel(self, widget, event):
            """Handler for modifier + mouse wheel scroll events"""
            if event.state & gtk.gdk.CONTROL_MASK == gtk.gdk.CONTROL_MASK:
                # Ctrl + mouse wheel up/down with Shift and Super additions
                if event.state & gtk.gdk.MOD4_MASK == gtk.gdk.MOD4_MASK:
                    targets=self.terminator.terminals
                elif event.state & gtk.gdk.SHIFT_MASK == gtk.gdk.SHIFT_MASK:
                    targets=self.terminator.get_target_terms(self)
                else:
                    targets=[self]
                if event.direction == gtk.gdk.SCROLL_UP:
                    for target in targets:
                        target.zoom_in()
                    return (True)
                elif event.direction == gtk.gdk.SCROLL_DOWN:
                    for target in targets:
                        target.zoom_out()
                    return (True)
            if event.state & gtk.gdk.SHIFT_MASK == gtk.gdk.SHIFT_MASK:
                # Shift + mouse wheel up/down
                if event.direction == gtk.gdk.SCROLL_UP:
                    self.scroll_by_page(-1)
                    return (True)
                elif event.direction == gtk.gdk.SCROLL_DOWN:
                    self.scroll_by_page(1)
                    return (True)
            return(False)

        def do_scrollbar_toggle(self):
            """Show or hide the terminal scrollbar"""
            self.toggle_widget_visibility(self.scrollbar)

        def toggle_widget_visibility(self, widget):
            """Show or hide a widget"""
            if widget.get_property('visible'):
                widget.hide()
            else:
                widget.show()

        def on_encoding_change(self, _widget, encoding):
            """Handle the encoding changing"""
            current = self.vte.get_encoding()
            if current != encoding:
                dbg('on_encoding_change: setting encoding to: %s' % encoding)
                self.custom_encoding = not (encoding == self.config['encoding'])
                self.vte.set_encoding(encoding)

        def on_drag_begin(self, widget, drag_context, _data):
            """Handle the start of a drag event"""
            widget.drag_source_set_icon_pixbuf(util.widget_pixbuf(self, 512))

        def on_drag_data_get(self, _widget, _drag_context, selection_data, info,
                _time, data):
            """I have no idea what this does, drag and drop is a mystery. sorry."""
            selection_data.set('vte', info,
                    str(data.terminator.terminals.index(self)))

        def on_drag_motion(self, widget, drag_context, x, y, _time, _data):
            """*shrug*"""
            if not drag_context.targets == ['vte'] and \
               (gtk.targets_include_text(drag_context.targets) or \
               gtk.targets_include_uri(drag_context.targets)):
                # copy text from another widget
                return
            srcwidget = drag_context.get_source_widget()
            if(isinstance(srcwidget, gtk.EventBox) and
               srcwidget == self.titlebar) or widget == srcwidget:
                # on self
                return

            alloc = widget.allocation
            rect = gtk.gdk.Rectangle(0, 0, alloc.width, alloc.height)

            if self.config['use_theme_colors']:
                color = self.vte.get_style().text[gtk.STATE_NORMAL]
            else:
                color = gtk.gdk.color_parse(self.config['foreground_color'])

            pos = self.get_location(widget, x, y)
            topleft = (0, 0)
            topright = (alloc.width, 0)
            topmiddle = (alloc.width/2, 0)
            bottomleft = (0, alloc.height)
            bottomright = (alloc.width, alloc.height)
            bottommiddle = (alloc.width/2, alloc.height)
            middleleft = (0, alloc.height/2)
            middleright = (alloc.width, alloc.height/2)
            #print "%f %f %d %d" %(coef1, coef2, b1,b2)
            coord = ()
            if pos == "right":
                coord = (topright, topmiddle, bottommiddle, bottomright)
            elif pos == "top":
                coord = (topleft, topright, middleright , middleleft)
            elif pos == "left":
                coord = (topleft, topmiddle, bottommiddle, bottomleft)
            elif pos == "bottom":
                coord = (bottomleft, bottomright, middleright , middleleft)

            #here, we define some widget internal values
            widget._expose_data = { 'color': color, 'coord' : coord }
            #redraw by forcing an event
            connec = widget.connect_after('expose-event', self.on_expose_event)
            widget.window.invalidate_rect(rect, True)
            widget.window.process_updates(True)
            #finaly reset the values
            widget.disconnect(connec)
            widget._expose_data = None

        def on_expose_event(self, widget, _event):
            """Handle an expose event while dragging"""
            if not widget._expose_data:
                return(False)

            color = widget._expose_data['color']
            coord = widget._expose_data['coord']

            context = widget.window.cairo_create()
            context.set_source_rgba(color.red, color.green, color.blue, 0.5)
            if len(coord) > 0 :
                context.move_to(coord[len(coord)-1][0], coord[len(coord)-1][1])
                for i in coord:
                    context.line_to(i[0], i[1])

            context.fill()
            return(False)

        def on_drag_data_received(self, widget, drag_context, x, y, selection_data,
                _info, _time, data):
            """Something has been dragged into the terminal. Handle it as either a
            URL or another terminal."""
            dbg('drag data received of type: %s' % selection_data.type)
            if gtk.targets_include_text(drag_context.targets) or \
               gtk.targets_include_uri(drag_context.targets):
                # copy text with no modification yet to destination
                txt = selection_data.data
                txt_lines = txt.split( "\r\n" )
                if txt_lines[-1] == '':
                    for line in txt_lines[:-1]:
                        if line[0:7] != 'file://':
                            break
                    else:
                        # It is a list of crlf terminated file:// URL. let's
                        # iterate over all elements except the last one.
                        str=''
                        for fname in txt_lines[:-1]:
                            dbg('drag data fname: %s' % fname)
                            fname = "'%s'" % urllib.unquote(fname[7:].replace("'",
                                                                        '\'\\\'\''))
                            str += fname + ' '
                        txt=str
                for term in self.terminator.get_target_terms(self):
                    term.feed(txt)
                return

            widgetsrc = data.terminator.terminals[int(selection_data.data)]
            srcvte = drag_context.get_source_widget()
            #check if computation requireds
            if (isinstance(srcvte, gtk.EventBox) and
                    srcvte == self.titlebar) or srcvte == widget:
                return

            srchbox = widgetsrc

            # The widget argument is actually a vte.Terminal(). Turn that into a
            # terminatorlib Terminal()
            maker = Factory()
            while True:
                widget = widget.get_parent()
                if not widget:
                    # We've run out of widgets. Something is wrong.
                    err('Failed to find Terminal from vte')
                    return
                if maker.isinstance(widget, 'Terminal'):
                    break

            dsthbox = widget

            dstpaned = dsthbox.get_parent()
            srcpaned = srchbox.get_parent()

            pos = self.get_location(widget, x, y)

            srcpaned.remove(widgetsrc)
            dstpaned.split_axis(dsthbox, pos in ['top', 'bottom'], None, widgetsrc, pos in ['bottom', 'right'])
            srcpaned.hoover()
            widgetsrc.ensure_visible_and_focussed()

        def get_location(self, term, x, y):
            """Get our location within the terminal"""
            pos = ''
            #get the diagonales function for the receiving widget
            coef1 = float(term.allocation.height)/float(term.allocation.width)
            coef2 = -float(term.allocation.height)/float(term.allocation.width)
            b1 = 0
            b2 = term.allocation.height
            #determine position in rectangle
            #--------
            #|\    /|
            #| \  / |
            #|  \/  |
            #|  /\  |
            #| /  \ |
            #|/    \|
            #--------
            if (x*coef1 + b1 > y ) and (x*coef2 + b2 < y ):
                pos =  "right"
            if (x*coef1 + b1 > y ) and (x*coef2 + b2 > y ):
                pos = "top"
            if (x*coef1 + b1 < y ) and (x*coef2 + b2 > y ):
                pos = "left"
            if (x*coef1 + b1 < y ) and (x*coef2 + b2 < y ):
                pos = "bottom"
            return pos

        def grab_focus(self):
            """Steal focus for this terminal"""
            if not self.vte.flags()&gtk.HAS_FOCUS:
                self.vte.grab_focus()

        def ensure_visible_and_focussed(self):
            """Make sure that we're visible and focussed"""
            window = self.get_toplevel()
            topchild = window.get_child()
            maker = Factory()

            if maker.isinstance(topchild, 'Notebook'):
                # Find which page number this term is on
                tabnum = topchild.page_num_descendant(self)
                # If terms page number is not the current one, switch to it
                current_page = topchild.get_current_page()
                if tabnum != current_page:
                    topchild.set_current_page(tabnum)

            self.grab_focus()

        def on_vte_focus(self, _widget):
            """Update our UI when we get focus"""
            self.emit('title-change', self.get_window_title())

        def on_vte_focus_in(self, _widget, _event):
            """Inform other parts of the application when focus is received"""
            self.vte.set_colors(self.fgcolor_active, self.bgcolor,
                                self.palette_active)
            self.set_cursor_color()
            if not self.terminator.doing_layout:
                self.terminator.last_focused_term = self
                if self.get_toplevel().is_child_notebook():
                    notebook = self.get_toplevel().get_children()[0]
                    notebook.set_last_active_term(self.uuid)
                    notebook.clean_last_active_term()
                    self.get_toplevel().last_active_term = None
                else:
                    self.get_toplevel().last_active_term = self.uuid
            self.emit('focus-in')

        def on_vte_focus_out(self, _widget, _event):
            """Inform other parts of the application when focus is lost"""
            self.vte.set_colors(self.fgcolor_inactive, self.bgcolor,
                                self.palette_inactive)
            self.set_cursor_color()
            self.emit('focus-out')

        def on_window_focus_out(self):
            """Update our UI when the window loses focus"""
            self.titlebar.update('window-focus-out')

        def scrollbar_jump(self, position):
            """Move the scrollbar to a particular row"""
            self.scrollbar.set_value(position)

        def on_search_done(self, _widget):
            """We've finished searching, so clean up"""
            self.searchbar.hide()
            self.scrollbar.set_value(self.vte.get_cursor_position()[1])
            self.vte.grab_focus()

        def on_edit_done(self, _widget):
            """A child widget is done editing a label, return focus to VTE"""
            self.vte.grab_focus()

        def deferred_on_vte_size_allocate(self, widget, allocation):
            # widget & allocation are not used in on_vte_size_allocate, so we
            # can use the on_vte_size_allocate instead of duplicating the code
            if self.pending_on_vte_size_allocate == True:
                return
            self.pending_on_vte_size_allocate = True
            gobject.idle_add(self.do_deferred_on_vte_size_allocate, widget, allocation)

        def do_deferred_on_vte_size_allocate(self, widget, allocation):
            self.pending_on_vte_size_allocate = False
            self.on_vte_size_allocate(widget, allocation)

        def on_vte_size_allocate(self, widget, allocation):
            self.titlebar.update_terminal_size(self.vte.get_column_count(),
                    self.vte.get_row_count())
            if self.vte.window and self.config['geometry_hinting']:
                window = self.get_toplevel()
                window.deferred_set_rough_geometry_hints()

        def on_vte_notify_enter(self, term, event):
            """Handle the mouse entering this terminal"""
            # FIXME: This shouldn't be looking up all these values every time
            sloppy = False
            if self.config['focus'] == 'system':
                sloppy = self.config.get_system_focus() in ['sloppy', 'mouse']
            elif self.config['focus'] in ['sloppy', 'mouse']:
                sloppy = True
            if sloppy == True and self.titlebar.editing() == False:
                term.grab_focus()
                return(False)

        def get_zoom_data(self):
            """Return a dict of information for Window"""
            data = {}
            data['old_font'] = self.vte.get_font()
            data['old_char_height'] = self.vte.get_char_height()
            data['old_char_width'] = self.vte.get_char_width()
            data['old_allocation'] = self.vte.get_allocation()
            data['old_columns'] = self.vte.get_column_count()
            data['old_rows'] = self.vte.get_row_count()
            data['old_parent'] = self.get_parent()

            return(data)

        def zoom_scale(self, widget, allocation, old_data):
            """Scale our font correctly based on how big we are not vs before"""
            self.cnxids.remove_signal(self, 'size-allocate')
            # FIXME: Is a zoom signal actualy used anywhere?
            self.cnxids.remove_signal(self, 'zoom')

            new_columns = self.vte.get_column_count()
            new_rows = self.vte.get_row_count()
            new_font = self.vte.get_font()

            dbg('Terminal::zoom_scale: Resized from %dx%d to %dx%d' % (
                 old_data['old_columns'],
                 old_data['old_rows'],
                 new_columns,
                 new_rows))

            if new_rows == old_data['old_rows'] or \
               new_columns == old_data['old_columns']:
                dbg('Terminal::zoom_scale: One axis unchanged, not scaling')
                return

            scale_factor = min ( (new_columns / old_data['old_columns'] * 0.97),
                                 (new_rows / old_data['old_rows'] * 1.05) )

            new_size = int(old_data['old_font'].get_size() * scale_factor)
            if new_size == 0:
                err('refusing to set a zero sized font')
                return
            new_font.set_size(new_size)
            dbg('setting new font: %s' % new_font)
            self.set_font(new_font)

        def is_zoomed(self):
            """Determine if we are a zoomed terminal"""
            prop = None
            window = self.get_toplevel()

            try:
                prop = window.get_property('term-zoomed')
            except TypeError:
                prop = False

            return(prop)

        def zoom(self, widget=None):
            """Zoom ourself to fill the window"""
            self.emit('zoom')

        def maximise(self, widget=None):
            """Maximise ourself to fill the window"""
            self.emit('maximise')

        def unzoom(self, widget=None):
            """Restore normal layout"""
            self.emit('unzoom')

        def set_cwd(self, cwd=None):
            """Set our cwd"""
            if cwd is not None:
                self.cwd = cwd

        def spawn_child(self, widget=None, respawn=False, debugserver=False):
            update_records = self.config['update_records']
            login = self.config['login_shell']
            args = []
            shell = None
            command = None

            if self.terminator.doing_layout == True:
                dbg('still laying out, refusing to spawn a child')
                return

            if respawn == False:
                self.vte.grab_focus()

            options = self.config.options_get()
            if options and options.command:
                command = options.command
                options.command = None
            elif options and options.execute:
                command = options.execute
                options.execute = None
            elif self.config['use_custom_command']:
                command = self.config['custom_command']
            elif self.layout_command:
                command = self.layout_command
            elif debugserver is True:
                details = self.terminator.debug_address
                dbg('spawning debug session with: %s:%s' % (details[0],
                    details[1]))
                command = 'telnet %s %s' % (details[0], details[1])

            # working directory set in layout config
            if self.directory:
                self.set_cwd(self.directory)
            # working directory given as argument
            elif options and options.working_directory and \
               options.working_directory != '':
                self.set_cwd(options.working_directory)
                options.working_directory = ''

            if type(command) is list:
                shell = util.path_lookup(command[0])
                args = command
            else:
                shell = util.shell_lookup()

                if self.config['login_shell']:
                    args.insert(0, "-%s" % shell)
                else:
                    args.insert(0, shell)

                if command is not None:
                    args += ['-c', command]

            if shell is None:
                self.vte.feed(_('Unable to find a shell'))
                return(-1)

            try:
                os.putenv('WINDOWID', '%s' % self.vte.get_parent_window().xid)
            except AttributeError:
                pass

            envv = []
            envv.append('TERM=%s' % self.config['term'])
            envv.append('COLORTERM=%s' % self.config['colorterm'])
            envv.append('TERMINATOR_UUID=%s' % self.uuid.urn)
            if self.terminator.dbus_name:
                envv.append('TERMINATOR_DBUS_NAME=%s' % self.terminator.dbus_name)
            if self.terminator.dbus_path:
                envv.append('TERMINATOR_DBUS_PATH=%s' % self.terminator.dbus_path)

            dbg('Forking shell: "%s" with args: %s' % (shell, args))
            self.pid = self.vte.fork_command(command=shell, argv=args, envv=envv,
                                             loglastlog=login,
                                             logwtmp=update_records,
                                             logutmp=update_records,
                                             directory=self.cwd)
            self.command = shell

            self.titlebar.update()

            if self.pid == -1:
                self.vte.feed(_('Unable to start shell:') + shell)
                return(-1)

        def check_for_url(self, event):
            """Check if the mouse is over a URL"""
            return (self.vte.match_check(int(event.x / self.vte.get_char_width()),
                int(event.y / self.vte.get_char_height())))

        def prepare_url(self, urlmatch):
            """Prepare a URL from a VTE match"""
            url = urlmatch[0]
            match = urlmatch[1]

            if match == self.matches['email'] and url[0:7] != 'mailto:':
                url = 'mailto:' + url
            elif match == self.matches['addr_only'] and url[0:3] == 'ftp':
                url = 'ftp://' + url
            elif match == self.matches['addr_only']:
                url = 'http://' + url
            elif match in self.matches.values():
                # We have a match, but it's not a hard coded one, so it's a plugin
                try:
                    registry = plugin.PluginRegistry()
                    registry.load_plugins()
                    plugins = registry.get_plugins_by_capability('url_handler')

                    for urlplugin in plugins:
                        if match == self.matches[urlplugin.handler_name]:
                            newurl = urlplugin.callback(url)
                            if newurl is not None:
                                dbg('Terminal::prepare_url: URL prepared by \
    %s plugin' % urlplugin.handler_name)
                                url = newurl
                            break
                except Exception, ex:
                    err('Exception occurred preparing URL: %s' % ex)

            return(url)

        def open_url(self, url, prepare=False):
            """Open a given URL, conditionally unpacking it from a VTE match"""
            oldstyle = False

            if prepare == True:
                url = self.prepare_url(url)
            dbg('open_url: URL: %s (prepared: %s)' % (url, prepare))

            if self.config['use_custom_url_handler']:
                dbg("Using custom URL handler: %s" %
                    self.config['custom_url_handler'])
                try:
                    subprocess.Popen([self.config['custom_url_handler'], url])
                    return
                except:
                    dbg('custom url handler did not work, falling back to defaults')

            if gtk.gtk_version < (2, 14, 0) or \
               not hasattr(gtk, 'show_uri') or \
               not hasattr(gtk.gdk, 'CURRENT_TIME'):
                oldstyle = True

            if oldstyle == False:
                try:
                    gtk.show_uri(None, url, gtk.gdk.CURRENT_TIME)
                except:
                    oldstyle = True

            if oldstyle == True:
                dbg('Old gtk (%s,%s,%s), calling xdg-open' % gtk.gtk_version)
                try:
                    subprocess.Popen(["xdg-open", url])
                except:
                    dbg('xdg-open did not work, falling back to webbrowser.open')
                    import webbrowser
                    webbrowser.open(url)

        def paste_clipboard(self, primary=False):
            """Paste one of the two clipboards"""
            for term in self.terminator.get_target_terms(self):
                if primary:
                    term.vte.paste_primary()
                else:
                    term.vte.paste_clipboard()
            self.vte.grab_focus()

        def feed(self, text):
            """Feed the supplied text to VTE"""
            self.vte.feed_child(text)

        def zoom_in(self):
            """Increase the font size"""
            self.zoom_font(True)

        def zoom_out(self):
            """Decrease the font size"""
            self.zoom_font(False)

        def zoom_font(self, zoom_in):
            """Change the font size"""
            pangodesc = self.vte.get_font()
            fontsize = pangodesc.get_size()

            if fontsize > pango.SCALE and not zoom_in:
                fontsize -= pango.SCALE
            elif zoom_in:
                fontsize += pango.SCALE

            pangodesc.set_size(fontsize)
            self.set_font(pangodesc)
            self.custom_font_size = fontsize

        def zoom_orig(self):
            """Restore original font size"""
            if self.config['use_system_font'] == True:
                font = self.config.get_system_mono_font()
            else:
                font = self.config['font']
            dbg("Terminal::zoom_orig: restoring font to: %s" % font)
            self.set_font(pango.FontDescription(font))
            self.custom_font_size = None

        def set_font(self, fontdesc):
            """Set the font we want in VTE"""
            antialias = self.config['antialias']
            if antialias:
                try:
                    antialias = vte.ANTI_ALIAS_FORCE_ENABLE
                except AttributeError:
                    antialias = 1
            else:
                try:
                    antialias = vte.ANTI_ALIAS_FORCE_DISABLE
                except AttributeError:
                    antialias = 2
            self.vte.set_font_full(fontdesc, antialias)

        def get_cursor_position(self):
            """Return the co-ordinates of our cursor"""
            # FIXME: THIS METHOD IS DEPRECATED AND UNUSED
            col, row = self.vte.get_cursor_position()
            width = self.vte.get_char_width()
            height = self.vte.get_char_height()
            return((col * width, row * height))

        def get_font_size(self):
            """Return the width/height of our font"""
            return((self.vte.get_char_width(), self.vte.get_char_height()))

        def get_size(self):
            """Return the column/rows of the terminal"""
            return((self.vte.get_column_count(), self.vte.get_row_count()))

        def on_beep(self, widget):
            """Set the urgency hint for our window"""
            if self.config['urgent_bell'] == True:
                window = self.get_toplevel()
                if window.flags() & gtk.TOPLEVEL:
                    window.set_urgency_hint(True)
            if self.config['icon_bell'] == True:
                self.titlebar.icon_bell()

        def describe_layout(self, count, parent, global_layout, child_order):
            """Describe our layout"""
            layout = {}
            layout['type'] = 'Terminal'
            layout['parent'] = parent
            layout['order'] = child_order
            if self.group:
                layout['group'] = self.group
            profile = self.get_profile()
            if layout != "default":
                # There's no point explicitly noting default profiles
                layout['profile'] = profile
            title = self.titlebar.get_custom_string()
            if title:
                layout['title'] = title
            layout['uuid'] = self.uuid
            name = 'terminal%d' % count
            count = count + 1
            global_layout[name] = layout
            return(count)

        def create_layout(self, layout):
            """Apply our layout"""
            dbg('Setting layout')
            if layout.has_key('command') and layout['command'] != '':
                self.layout_command = layout['command']
            if layout.has_key('profile') and layout['profile'] != '':
                if layout['profile'] in self.config.list_profiles():
                    self.set_profile(self, layout['profile'])
            if layout.has_key('group') and layout['group'] != '':
                # This doesn't need/use self.titlebar, but it's safer than sending
                # None
                self.really_create_group(self.titlebar, layout['group'])
            if layout.has_key('title') and layout['title'] != '':
                self.titlebar.set_custom_string(layout['title'])
            if layout.has_key('directory') and layout['directory'] != '':
                self.directory = layout['directory']
            if layout.has_key('uuid') and layout['uuid'] != '':
                self.uuid = make_uuid(layout['uuid'])

        def scroll_by_page(self, pages):
            """Scroll up or down in pages"""
            amount = pages * self.vte.get_adjustment().get_page_increment()
            self.scroll_by(int(amount))

        def scroll_by_line(self, lines):
            """Scroll up or down in lines"""
            amount = lines * self.vte.get_adjustment().get_step_increment()
            self.scroll_by(int(amount))

        def scroll_by(self, amount):
            """Scroll up or down by an amount of lines"""
            adjustment = self.vte.get_adjustment()
            bottom = adjustment.upper - adjustment.page_size
            value = adjustment.get_value() + amount
            adjustment.set_value(min(value, bottom))

        # There now begins a great list of keyboard event handlers
        def key_zoom_in(self):
            self.zoom_in()

        def key_next_profile(self):
            self.switch_to_next_profile()

        def key_previous_profile(self):
            self.switch_to_previous_profile()

        def key_zoom_out(self):
            self.zoom_out()

        def key_copy(self):
            self.vte.copy_clipboard()

        def key_paste(self):
            self.paste_clipboard()

        def key_toggle_scrollbar(self):
            self.do_scrollbar_toggle()

        def key_zoom_normal(self):
            self.zoom_orig ()

        def key_search(self):
            self.searchbar.start_search()

        # bindings that should be moved to Terminator as they all just call
        # a function of Terminator. It would be cleaner if TerminatorTerm
        # has absolutely no reference to Terminator.
        # N (next) - P (previous) - O (horizontal) - E (vertical) - W (close)
        def key_cycle_next(self):
            self.key_go_next()

        def key_cycle_prev(self):
            self.key_go_prev()

        def key_go_next(self):
            self.emit('navigate', 'next')

        def key_go_prev(self):
            self.emit('navigate', 'prev')

        def key_go_up(self):
            self.emit('navigate', 'up')

        def key_go_down(self):
            self.emit('navigate', 'down')

        def key_go_left(self):
            self.emit('navigate', 'left')

        def key_go_right(self):
            self.emit('navigate', 'right')

        def key_split_horiz(self):
            self.emit('split-horiz', self.terminator.pid_cwd(self.pid))

        def key_split_vert(self):
            self.emit('split-vert', self.terminator.pid_cwd(self.pid))

        def key_rotate_cw(self):
            self.emit('rotate-cw')

        def key_rotate_ccw(self):
            self.emit('rotate-ccw')

        def key_close_term(self):
            self.close()

        def key_resize_up(self):
            self.emit('resize-term', 'up')

        def key_resize_down(self):
            self.emit('resize-term', 'down')

        def key_resize_left(self):
            self.emit('resize-term', 'left')

        def key_resize_right(self):
            self.emit('resize-term', 'right')

        def key_move_tab_right(self):
            self.emit('move-tab', 'right')

        def key_move_tab_left(self):
            self.emit('move-tab', 'left')

        def key_toggle_zoom(self):
            if self.is_zoomed():
                self.unzoom()
            else:
                self.maximise()

        def key_scaled_zoom(self):
            if self.is_zoomed():
                self.unzoom()
            else:
                self.zoom()

        def key_next_tab(self):
            self.emit('tab-change', -1)

        def key_prev_tab(self):
            self.emit('tab-change', -2)

        def key_switch_to_tab_1(self):
            self.emit('tab-change', 0)

        def key_switch_to_tab_2(self):
            self.emit('tab-change', 1)

        def key_switch_to_tab_3(self):
            self.emit('tab-change', 2)

        def key_switch_to_tab_4(self):
            self.emit('tab-change', 3)

        def key_switch_to_tab_5(self):
            self.emit('tab-change', 4)

        def key_switch_to_tab_6(self):
            self.emit('tab-change', 5)

        def key_switch_to_tab_7(self):
            self.emit('tab-change', 6)

        def key_switch_to_tab_8(self):
            self.emit('tab-change', 7)

        def key_switch_to_tab_9(self):
            self.emit('tab-change', 8)

        def key_switch_to_tab_10(self):
            self.emit('tab-change', 9)

        def key_reset(self):
            self.vte.reset (True, False)

        def key_reset_clear(self):
            self.vte.reset (True, True)

        def key_group_all(self):
            self.emit('group-all')

        def key_group_all_toggle(self):
            self.emit('group-all-toggle')

        def key_ungroup_all(self):
            self.emit('ungroup-all')

        def key_group_tab(self):
            self.emit('group-tab')

        def key_group_tab_toggle(self):
            self.emit('group-tab-toggle')

        def key_ungroup_tab(self):
            self.emit('ungroup-tab')

        def key_new_window(self):
            self.terminator.new_window(self.terminator.pid_cwd(self.pid))

        def key_new_terminator(self):
            spawn_new_terminator(self.origcwd, ['-u'])

        def key_broadcast_off(self):
            self.set_groupsend(None, self.terminator.groupsend_type['off'])
            self.terminator.focus_changed(self)

        def key_broadcast_group(self):
            self.set_groupsend(None, self.terminator.groupsend_type['group'])
            self.terminator.focus_changed(self)

        def key_broadcast_all(self):
            self.set_groupsend(None, self.terminator.groupsend_type['all'])
            self.terminator.focus_changed(self)

        def key_insert_number(self):
            self.emit('enumerate', False)

        def key_insert_padded(self):
            self.emit('enumerate', True)

        def key_edit_window_title(self):
            window = self.get_toplevel()
            dialog = gtk.Dialog(_('Rename Window'), window,
                            gtk.DIALOG_MODAL,
                            ( gtk.STOCK_CANCEL, gtk.RESPONSE_REJECT,
                              gtk.STOCK_OK, gtk.RESPONSE_ACCEPT ))
            dialog.set_default_response(gtk.RESPONSE_ACCEPT)
            dialog.set_has_separator(False)
            dialog.set_resizable(False)
            dialog.set_border_width(8)

            label = gtk.Label(_('Enter a new title for the Terminator window...'))
            name = gtk.Entry()
            name.set_activates_default(True)
            if window.title.text != self.vte.get_window_title():
                name.set_text(self.get_toplevel().title.text)

            dialog.vbox.pack_start(label, False, False, 6)
            dialog.vbox.pack_start(name, False, False, 6)

            dialog.show_all()
            res = dialog.run()
            if res == gtk.RESPONSE_ACCEPT:
                if name.get_text():
                    window.title.force_title(None)
                    window.title.force_title(name.get_text())
                else:
                    window.title.force_title(None)
            dialog.destroy()
            return

        def key_layout_launcher(self):
            LAYOUTLAUNCHER=LayoutLauncher()

        def key_page_up(self):
            self.scroll_by_page(-1)

        def key_page_down(self):
            self.scroll_by_page(1)

        def key_page_up_half(self):
            self.scroll_by_page(-0.5)

        def key_page_down_half(self):
            self.scroll_by_page(0.5)

        def key_line_up(self):
            self.scroll_by_line(-1)

        def key_line_down(self):
            self.scroll_by_line(1)

        def key_help(self):
            manual_index_page = manual_lookup()
            if manual_index_page:
                self.open_url('file://%s' % (manual_index_page))

    # End key events

    gobject.type_register(Terminal)
    # vim: set expandtab ts=4 sw=4: