Exemple #1
0
class Window(Container, Gtk.Window):
    # pylint: disable-msg=R0904
    """
    Class implementing a top-level Terminator window
    """

    terminator = None
    title = None
    isfullscreen = None
    ismaximised = None
    hidebound = None
    hidefunc = None
    losefocus_time = 0
    position = None
    ignore_startup_show = None
    set_pos_by_ratio = None
    last_active_term = None
    preventHide = None

    zoom_data = None

    term_zoomed = False

    __gproperties__ = {
        'term_zoomed':
        (GObject.TYPE_BOOLEAN, 'terminal zoomed',
         'whether the terminal is zoomed', False, GObject.PARAM_READWRITE)
    }

    def __init__(self):
        """
        Class initialiser
        """
        self.terminator = Terminator()
        self.terminator.register_window(self)

        Container.__init__(self)
        GObject.GObject.__init__(self)
        GObject.type_register(Window)
        self.register_signals(Window)

        self.get_style_context().add_class("terminator-terminal-window")

        #        self.set_property('allow-shrink', True)  # FIXME FOR GTK3, or do we need this actually?
        icon_to_apply = ''

        self.register_callbacks()
        self.apply_config()

        self.title = WindowTitle(self)
        self.title.update()

        self.preventHide = False

        options = self.config.options_get()
        if options:
            if options.forcedtitle:
                self.title.force_title(options.forcedtitle)

            if options.role:
                self.set_role(options.role)

            if options.forcedicon is not None:
                icon_to_apply = options.forcedicon

            if options.geometry:
                if not self.parse_geometry(options.geometry):
                    err('Window::__init__: Unable to parse geometry: %s' %
                        options.geometry)

        self.apply_icon(icon_to_apply)
        self.pending_set_rough_geometry_hint = False

    def do_get_property(self, prop):
        """Handle gobject getting a property"""
        if prop.name in ['term_zoomed', 'term-zoomed']:
            return self.term_zoomed
        else:
            raise AttributeError('unknown property %s' % prop.name)

    def do_set_property(self, prop, value):
        """Handle gobject setting a property"""
        if prop.name in ['term_zoomed', 'term-zoomed']:
            self.term_zoomed = value
        else:
            raise AttributeError('unknown property %s' % prop.name)

    def register_callbacks(self):
        """
        Connect the GTK+ signals we care about
        """
        self.connect('key-press-event', self.on_key_press)
        self.connect('button-press-event', self.on_button_press)
        self.connect('delete_event', self.on_delete_event)
        self.connect('destroy', self.on_destroy_event)
        self.connect('window-state-event', self.on_window_state_changed)
        self.connect('focus-out-event', self.on_focus_out)
        self.connect('focus-in-event', self.on_focus_in)

        # Attempt to grab a global hotkey for hiding the window.
        # If we fail, we'll never hide the window, iconifying instead.
        if self.config['keybindings']['hide_window'] != None:
            if display_manager() == 'X11':
                try:
                    self.hidebound = Keybinder.bind(
                        self.config['keybindings']['hide_window'].replace(
                            '<Shift>', ''), self.on_hide_window)
                except (KeyError, NameError):
                    pass

                if not self.hidebound:
                    err('Unable to bind hide_window key, another instance/window has it.'
                        )
                    self.hidefunc = self.iconify
                else:
                    self.hidefunc = self.hide

    def apply_config(self):
        """Apply various configuration options"""
        options = self.config.options_get()
        maximise = self.config['window_state'] == 'maximise'
        fullscreen = self.config['window_state'] == 'fullscreen'
        hidden = self.config['window_state'] == 'hidden'
        borderless = self.config['borderless']
        skiptaskbar = self.config['hide_from_taskbar']
        alwaysontop = self.config['always_on_top']
        sticky = self.config['sticky']

        if options:
            if options.maximise:
                maximise = True
            if options.fullscreen:
                fullscreen = True
            if options.hidden:
                hidden = True
            if options.borderless:
                borderless = True

        self.set_fullscreen(fullscreen)
        self.set_maximised(maximise)
        self.set_borderless(borderless)
        self.set_always_on_top(alwaysontop)
        self.set_real_transparency()
        self.set_sticky(sticky)
        if self.hidebound:
            self.set_hidden(hidden)
            self.set_skip_taskbar_hint(skiptaskbar)
        else:
            self.set_iconified(hidden)

    def apply_icon(self, requested_icon):
        """Set the window icon"""
        icon_theme = Gtk.IconTheme.get_default()
        icon_name_list = [APP_NAME]  # disable self.wmclass_name, n/a in GTK3

        if requested_icon:
            try:
                self.set_icon_from_file(requested_icon)
                return
            except (NameError, GObject.GError):
                dbg('Unable to load %s icon as file' % (repr(requested_icon)))

            icon_name_list.insert(0, requested_icon)

        for icon_name in icon_name_list:
            # Test if the icon is available first
            if icon_theme.lookup_icon(icon_name, 48, 0):
                self.set_icon_name(icon_name)
                return  # Success! We're done.
            else:
                dbg('Unable to load %s icon' % (icon_name))

        icon = self.render_icon(Gtk.STOCK_DIALOG_INFO, Gtk.IconSize.BUTTON)
        self.set_icon(icon)

    def on_key_press(self, window, event):
        """Handle a keyboard event"""
        maker = Factory()

        self.set_urgency_hint(False)

        mapping = self.terminator.keybindings.lookup(event)

        if mapping:
            dbg('Window::on_key_press: looked up %r' % mapping)
            if mapping == 'full_screen':
                self.set_fullscreen(not self.isfullscreen)
            elif mapping == 'close_window':
                if not self.on_delete_event(
                        window, Gdk.Event.new(Gdk.EventType.DELETE)):
                    self.on_destroy_event(window,
                                          Gdk.Event.new(Gdk.EventType.DESTROY))
            else:
                return False
            return True

    def on_button_press(self, window, event):
        """Handle a mouse button event. Mainly this is just a clean way to
        cancel any urgency hints that are set."""
        self.set_urgency_hint(False)
        return False

    def on_focus_out(self, window, event):
        """Focus has left the window"""
        for terminal in self.get_visible_terminals():
            terminal.on_window_focus_out()

        self.losefocus_time = time.time()

        if self.preventHide:
            self.preventHide = False
        else:
            if self.config['hide_on_lose_focus'] and self.get_property(
                    'visible'):
                self.position = self.get_position()
                self.hidefunc()

    def on_focus_in(self, window, event):
        """Focus has entered the window"""
        self.set_urgency_hint(False)
        if not self.terminator.doing_layout:
            self.terminator.last_active_window = self.uuid
        # FIXME: Cause the terminal titlebars to update here

    def is_child_notebook(self):
        """Returns True if this Window's child is a Notebook"""
        maker = Factory()
        return maker.isinstance(self.get_child(), 'Notebook')

    def tab_new(self, widget=None, debugtab=False, _param1=None, _param2=None):
        """Make a new tab"""
        cwd = None
        profile = None

        if self.get_property('term_zoomed') == True:
            err("You can't create a tab while a terminal is maximised/zoomed")
            return

        if widget:
            cwd = widget.get_cwd()
            profile = widget.get_profile()

        maker = Factory()
        if not self.is_child_notebook():
            dbg('Making a new Notebook')
            notebook = maker.make('Notebook', window=self)
        self.show()
        self.present()
        return self.get_child().newtab(debugtab, cwd=cwd, profile=profile)

    def on_delete_event(self, window, event, data=None):
        """Handle a window close request"""
        maker = Factory()
        if maker.isinstance(self.get_child(), 'Terminal'):
            if self.get_property('term_zoomed') == True:
                return self.confirm_close(window, _('window'))
            else:
                dbg('Window::on_delete_event: Only one child, closing is fine')
                return False
        elif maker.isinstance(self.get_child(), 'Container'):
            return self.confirm_close(window, _('window'))
        else:
            dbg('unknown child: %s' % self.get_child())

    def confirm_close(self, window, type):
        """Display a confirmation dialog when the user is closing multiple
        terminals in one window"""

        return not (self.construct_confirm_close(window, type)
                    == Gtk.ResponseType.ACCEPT)

    def on_destroy_event(self, widget, data=None):
        """Handle window destruction"""
        dbg('destroying self')
        for terminal in self.get_visible_terminals():
            terminal.close()
        self.cnxids.remove_all()
        self.terminator.deregister_window(self)
        self.destroy()
        del (self)

    def on_hide_window(self, data=None):
        """Handle a request to hide/show the window"""

        if not self.get_property('visible'):
            # Don't show if window has just been hidden because of
            # lost focus
            if (time.time() - self.losefocus_time < 0.1) and \
                    self.config['hide_on_lose_focus']:
                return
            if self.position:
                self.move(self.position[0], self.position[1])
            self.show()
            self.grab_focus()
            try:
                t = GdkX11.x11_get_server_time(self.get_window())
            except (TypeError, AttributeError):
                t = 0
            self.get_window().focus(t)
        else:
            self.position = self.get_position()
            self.hidefunc()

    # pylint: disable-msg=W0613
    def on_window_state_changed(self, window, event):
        """Handle the state of the window changing"""
        self.isfullscreen = bool(event.new_window_state
                                 & Gdk.WindowState.FULLSCREEN)
        self.ismaximised = bool(event.new_window_state
                                & Gdk.WindowState.MAXIMIZED)
        dbg('Window::on_window_state_changed: fullscreen=%s, maximised=%s' %
            (self.isfullscreen, self.ismaximised))

        return False

    def set_maximised(self, value):
        """Set the maximised state of the window from the supplied value"""
        if value == True:
            self.maximize()
        else:
            self.unmaximize()

    def set_fullscreen(self, value):
        """Set the fullscreen state of the window from the supplied value"""
        if value == True:
            self.fullscreen()
        else:
            self.unfullscreen()

    def set_borderless(self, value):
        """Set the state of the window border from the supplied value"""
        self.set_decorated(not value)

    def set_hidden(self, value):
        """Set the visibility of the window from the supplied value"""
        if value == True:
            self.ignore_startup_show = True
        else:
            self.ignore_startup_show = False

    def set_iconified(self, value):
        """Set the minimised state of the window from the supplied value"""
        if value == True:
            self.iconify()

    def set_always_on_top(self, value):
        """Set the always on top window hint from the supplied value"""
        self.set_keep_above(value)

    def set_sticky(self, value):
        """Set the sticky hint from the supplied value"""
        if value == True:
            self.stick()

    def set_real_transparency(self, value=True):
        """Enable RGBA if supported on the current screen"""
        if self.is_composited() == False:
            value = False

        screen = self.get_screen()
        if value:
            dbg('setting rgba visual')
            visual = screen.get_rgba_visual()
            if visual:
                self.set_visual(visual)

    def show(self, startup=False):
        """Undo the startup show request if started in hidden mode"""
        # Present is necessary to grab focus when window is hidden from taskbar.
        # It is important to call present() before show(), otherwise the window
        # won't be brought to front if an another application has the focus.
        # Last note: present() will implicitly call Gtk.Window.show()
        self.present()

        # Window must be shown, then hidden for the hotkeys to be registered
        if (self.ignore_startup_show and startup == True):
            self.position = self.get_position()
            self.hide()

    def add(self, widget, metadata=None):
        """Add a widget to the window by way of Gtk.Window.add()"""
        maker = Factory()
        Gtk.Window.add(self, widget)
        if maker.isinstance(widget, 'Terminal'):
            signals = {
                'close-term': self.closeterm,
                'title-change': self.title.set_title,
                'split-horiz': self.split_horiz,
                'split-vert': self.split_vert,
                'unzoom': self.unzoom,
                'tab-change': self.tab_change,
                'group-all': self.group_all,
                'group-all-toggle': self.group_all_toggle,
                'ungroup-all': self.ungroup_all,
                'group-tab': self.group_tab,
                'group-tab-toggle': self.group_tab_toggle,
                'ungroup-tab': self.ungroup_tab,
                'move-tab': self.move_tab,
                'tab-new': [self.tab_new, widget],
                'navigate': self.navigate_terminal
            }

            for signal in signals:
                args = []
                handler = signals[signal]
                if isinstance(handler, list):
                    args = handler[1:]
                    handler = handler[0]
                self.connect_child(widget, signal, handler, *args)

            widget.grab_focus()

    def remove(self, widget):
        """Remove our child widget by way of Gtk.Window.remove()"""
        Gtk.Window.remove(self, widget)
        self.disconnect_child(widget)
        return True

    def get_children(self):
        """Return a single list of our child"""
        children = []
        children.append(self.get_child())
        return children

    def hoover(self):
        """Ensure we still have a reason to exist"""
        if not self.get_child():
            self.emit('destroy')

    def closeterm(self, widget):
        """Handle a terminal closing"""
        Container.closeterm(self, widget)
        self.hoover()

    def split_axis(self,
                   widget,
                   vertical=True,
                   cwd=None,
                   sibling=None,
                   widgetfirst=True):
        """Split the window"""
        if self.get_property('term_zoomed') == True:
            err("You can't split while a terminal is maximised/zoomed")
            return

        order = None
        maker = Factory()
        self.remove(widget)

        if vertical:
            container = maker.make('VPaned')
        else:
            container = maker.make('HPaned')

        self.set_pos_by_ratio = True

        if not sibling:
            sibling = maker.make('Terminal')
            sibling.set_cwd(cwd)
            if self.config['always_split_with_profile']:
                sibling.force_set_profile(None, widget.get_profile())
            sibling.spawn_child()
            if widget.group and self.config['split_to_group']:
                sibling.set_group(None, widget.group)
        elif self.config['always_split_with_profile']:
            sibling.force_set_profile(None, widget.get_profile())

        self.add(container)
        container.show_all()

        order = [widget, sibling]
        if widgetfirst is False:
            order.reverse()

        for term in order:
            container.add(term)
        container.show_all()

        while Gtk.events_pending():
            Gtk.main_iteration_do(False)
        sibling.grab_focus()
        self.set_pos_by_ratio = False

    def zoom(self, widget, font_scale=True):
        """Zoom a terminal widget"""
        children = self.get_children()

        if widget in children:
            # This widget is a direct child of ours and we're a Window
            # so zooming is a no-op
            return

        self.zoom_data = widget.get_zoom_data()
        self.zoom_data['widget'] = widget
        self.zoom_data['old_child'] = children[0]
        self.zoom_data['font_scale'] = font_scale

        self.remove(self.zoom_data['old_child'])
        self.zoom_data['old_parent'].remove(widget)
        self.add(widget)
        self.set_property('term_zoomed', True)

        if font_scale:
            widget.cnxids.new(widget, 'size-allocate', widget.zoom_scale,
                              self.zoom_data)

        widget.grab_focus()

    def unzoom(self, widget):
        """Restore normal terminal layout"""
        if not self.get_property('term_zoomed'):
            # We're not zoomed anyway
            dbg('Window::unzoom: not zoomed, no-op')
            return

        widget = self.zoom_data['widget']
        if self.zoom_data['font_scale']:
            widget.vte.set_font(self.zoom_data['old_font'])

        self.remove(widget)
        self.add(self.zoom_data['old_child'])
        self.zoom_data['old_parent'].add(widget)
        widget.grab_focus()
        self.zoom_data = None
        self.set_property('term_zoomed', False)

    def rotate(self, widget, clockwise):
        """Rotate children in this window"""
        self.set_pos_by_ratio = True
        maker = Factory()
        child = self.get_child()

        # If our child is a Notebook, reset to work from its visible child
        if maker.isinstance(child, 'Notebook'):
            pagenum = child.get_current_page()
            child = child.get_nth_page(pagenum)

        if maker.isinstance(child, 'Paned'):
            parent = child.get_parent()
            # Need to get the allocation before we remove the child,
            # otherwise _sometimes_ we get incorrect values.
            alloc = child.get_allocation()
            parent.remove(child)
            child.rotate_recursive(parent, alloc.width, alloc.height,
                                   clockwise)

            self.show_all()
            while Gtk.events_pending():
                Gtk.main_iteration_do(False)
            widget.grab_focus()

        self.set_pos_by_ratio = False

    def get_visible_terminals(self):
        """Walk down the widget tree to find all of the visible terminals.
        Mostly using Container::get_visible_terminals()"""
        terminals = {}
        if not hasattr(self, 'cached_maker'):
            self.cached_maker = Factory()
        maker = self.cached_maker
        child = self.get_child()

        if not child:
            return []

        # If our child is a Notebook, reset to work from its visible child
        if maker.isinstance(child, 'Notebook'):
            pagenum = child.get_current_page()
            child = child.get_nth_page(pagenum)

        if maker.isinstance(child, 'Container'):
            terminals.update(child.get_visible_terminals())
        elif maker.isinstance(child, 'Terminal'):
            terminals[child] = child.get_allocation()
        else:
            err('Unknown child type %s' % type(child))

        return terminals

    def get_focussed_terminal(self):
        """Find which terminal we want to have focus"""
        terminals = self.get_visible_terminals()
        for terminal in terminals:
            if terminal.vte.is_focus():
                return terminal
        return None

    def deferred_set_rough_geometry_hints(self):
        # no parameters are used in set_rough_geometry_hints, so we can
        # use the set_rough_geometry_hints
        if self.pending_set_rough_geometry_hint == True:
            return
        self.pending_set_rough_geometry_hint = True
        GObject.idle_add(self.do_deferred_set_rough_geometry_hints)

    def do_deferred_set_rough_geometry_hints(self):
        self.pending_set_rough_geometry_hint = False
        self.set_rough_geometry_hints()

    def set_rough_geometry_hints(self):
        """Walk all the terminals along the top and left edges to fake up how
        many columns/rows we sort of have"""
        if self.ismaximised == True:
            return
        if not hasattr(self, 'cached_maker'):
            self.cached_maker = Factory()
        maker = self.cached_maker
        if maker.isinstance(self.get_child(), 'Notebook'):
            dbg("We don't currently support geometry hinting with tabs")
            return

        terminals = self.get_visible_terminals()
        column_sum = 0
        row_sum = 0

        for terminal in terminals:
            rect = terminal.get_allocation()
            if rect.x == 0:
                cols, rows = terminal.get_size()
                row_sum = row_sum + rows
            if rect.y == 0:
                cols, rows = terminal.get_size()
                column_sum = column_sum + cols

        if column_sum == 0 or row_sum == 0:
            dbg('column_sum=%s,row_sum=%s. No terminals found in >=1 axis' %
                (column_sum, row_sum))
            return

        # FIXME: I don't think we should just use whatever font size info is on
        # the last terminal we inspected. Looking up the default profile font
        # size and calculating its character sizes would be rather expensive
        # though.
        font_width, font_height = terminal.get_font_size()
        total_font_width = font_width * column_sum
        total_font_height = font_height * row_sum

        win_width, win_height = self.get_size()
        extra_width = win_width - total_font_width
        extra_height = win_height - total_font_height

        dbg('setting geometry hints: (ewidth:%s)(eheight:%s),\
(fwidth:%s)(fheight:%s)' %
            (extra_width, extra_height, font_width, font_height))
        geometry = Gdk.Geometry()
        geometry.base_width = extra_width
        geometry.base_height = extra_height
        geometry.width_inc = font_width
        geometry.height_inc = font_height
        self.set_geometry_hints(
            self, geometry,
            Gdk.WindowHints.BASE_SIZE | Gdk.WindowHints.RESIZE_INC)

    def tab_change(self, widget, num=None):
        """Change to a specific tab"""
        if num is None:
            err('must specify a tab to change to')

        maker = Factory()
        child = self.get_child()

        if not maker.isinstance(child, 'Notebook'):
            dbg('child is not a notebook, nothing to change to')
            return

        if num == -1:
            # Go to the next tab
            cur = child.get_current_page()
            pages = child.get_n_pages()
            if cur == pages - 1:
                num = 0
            else:
                num = cur + 1
        elif num == -2:
            # Go to the previous tab
            cur = child.get_current_page()
            if cur > 0:
                num = cur - 1
            else:
                num = child.get_n_pages() - 1

        child.set_current_page(num)
        # Work around strange bug in gtk-2.12.11 and pygtk-2.12.1
        # Without it, the selection changes, but the displayed page doesn't
        # change
        child.set_current_page(child.get_current_page())

    def set_groups(self, new_group, term_list):
        """Set terminals in term_list to new_group"""
        for terminal in term_list:
            terminal.set_group(None, new_group)
        self.terminator.focus_changed(self.terminator.last_focused_term)

    def group_all(self, widget):
        """Group all terminals"""
        # FIXME: Why isn't this being done by Terminator() ?
        group = _('All')
        self.terminator.create_group(group)
        self.set_groups(group, self.terminator.terminals)

    def group_all_toggle(self, widget):
        """Toggle grouping to all"""
        if widget.group == 'All':
            self.ungroup_all(widget)
        else:
            self.group_all(widget)

    def ungroup_all(self, widget):
        """Ungroup all terminals"""
        self.set_groups(None, self.terminator.terminals)

    def group_tab(self, widget):
        """Group all terminals in the current tab"""
        maker = Factory()
        notebook = self.get_child()

        if not maker.isinstance(notebook, 'Notebook'):
            dbg('not in a notebook, refusing to group tab')
            return

        pagenum = notebook.get_current_page()
        while True:
            group = _('Tab %d') % pagenum
            if group not in self.terminator.groups:
                break
            pagenum += 1
        self.set_groups(group, self.get_visible_terminals())

    def group_tab_toggle(self, widget):
        """Blah"""
        if widget.group and widget.group[:4] == 'Tab ':
            self.ungroup_tab(widget)
        else:
            self.group_tab(widget)

    def ungroup_tab(self, widget):
        """Ungroup all terminals in the current tab"""
        maker = Factory()
        notebook = self.get_child()

        if not maker.isinstance(notebook, 'Notebook'):
            dbg('note in a notebook, refusing to ungroup tab')
            return

        self.set_groups(None, self.get_visible_terminals())

    def move_tab(self, widget, direction):
        """Handle a keyboard shortcut for moving tab positions"""
        maker = Factory()
        notebook = self.get_child()

        if not maker.isinstance(notebook, 'Notebook'):
            dbg('not in a notebook, refusing to move tab %s' % direction)
            return

        dbg('moving tab %s' % direction)
        numpages = notebook.get_n_pages()
        page = notebook.get_current_page()
        child = notebook.get_nth_page(page)

        if direction == 'left':
            if page == 0:
                page = numpages
            else:
                page = page - 1
        elif direction == 'right':
            if page == numpages - 1:
                page = 0
            else:
                page = page + 1
        else:
            err('unknown direction: %s' % direction)
            return

        notebook.reorder_child(child, page)

    def navigate_terminal(self, terminal, direction):
        """Navigate around terminals"""
        _containers, terminals = enumerate_descendants(self)
        visibles = self.get_visible_terminals()
        current = terminals.index(terminal)
        length = len(terminals)
        next = None

        if length <= 1 or len(visibles) <= 1:
            return

        if direction in ['next', 'prev']:
            tmpterms = copy.copy(terminals)
            tmpterms = tmpterms[current + 1:]
            tmpterms.extend(terminals[0:current])

            if direction == 'next':
                tmpterms.reverse()

            next = 0
            while len(tmpterms) > 0:
                tmpitem = tmpterms.pop()
                if tmpitem in visibles:
                    next = terminals.index(tmpitem)
                    break
        elif direction in ['left', 'right', 'up', 'down']:
            layout = self.get_visible_terminals()
            allocation = terminal.get_allocation()
            possibles = []

            # Get the co-ordinate of the appropriate edge for this direction
            edge, p1, p2 = get_edge(allocation, direction)
            # Find all visible terminals which are, in their entirity, in the
            # direction we want to move, and are at least partially spanning
            # p1 to p2
            for term in layout:
                rect = layout[term]
                if get_nav_possible(edge, rect, direction, p1, p2):
                    possibles.append(term)

            if len(possibles) == 0:
                return

            # Find out how far away each of the possible terminals is, then
            # find the smallest distance. The winning terminals are all of
            # those who are that distance away.
            offsets = {}
            for term in possibles:
                rect = layout[term]
                offsets[term] = get_nav_offset(edge, rect, direction)
            keys = offsets.values()
            keys.sort()
            winners = [k for k, v in offsets.iteritems() if v == keys[0]]
            next = terminals.index(winners[0])

            if len(winners) > 1:
                # Break an n-way tie using the cursor position
                term_alloc = terminal.get_allocation()
                cursor_x = term_alloc.x + term_alloc.width / 2
                cursor_y = term_alloc.y + term_alloc.height / 2

                for term in winners:
                    rect = layout[term]
                    if get_nav_tiebreak(direction, cursor_x, cursor_y, rect):
                        next = terminals.index(term)
                        break
        else:
            err('Unknown navigation direction: %s' % direction)

        if next is not None:
            terminals[next].grab_focus()

    def create_layout(self, layout):
        """Apply any config items from our layout"""
        if 'children' not in layout:
            err('layout describes no children: %s' % layout)
            return
        children = layout['children']
        if len(children) != 1:
            # We're a Window, we can only have one child
            err('incorrect number of children for Window: %s' % layout)
            return

        child = children[children[0]]
        terminal = self.get_children()[0]
        dbg('Making a child of type: %s' % child['type'])
        if child['type'] == 'VPaned':
            self.split_axis(terminal, True)
        elif child['type'] == 'HPaned':
            self.split_axis(terminal, False)
        elif child['type'] == 'Notebook':
            self.tab_new()
            i = 2
            while i < len(child['children']):
                self.tab_new()
                i = i + 1
        elif child['type'] == 'Terminal':
            pass
        else:
            err('unknown child type: %s' % child['type'])
            return

        self.get_children()[0].create_layout(child)

        if 'last_active_term' in layout and layout['last_active_term'] not in [
                '', None
        ]:
            self.last_active_term = make_uuid(layout['last_active_term'])

        if 'last_active_window' in layout and layout[
                'last_active_window'] == 'True':
            self.terminator.last_active_window = self.uuid
Exemple #2
0
class Titlebar(Gtk.EventBox):
    # pylint: disable-msg=R0904
    # pylint: disable-msg=W0613
    """Class implementing the Titlebar widget"""

    terminator = None
    terminal = None
    config = None
    oldtitle = None
    termtext = None
    sizetext = None
    label = None
    ebox = None
    groupicon = None
    grouplabel = None
    groupentry = None
    bellicon = None

    __gsignals__ = {
        'clicked': (GObject.SignalFlags.RUN_LAST, None, ()),
        'edit-done': (GObject.SignalFlags.RUN_LAST, None, ()),
        'create-group':
        (GObject.SignalFlags.RUN_LAST, None, (GObject.TYPE_STRING, )),
    }

    def __init__(self, terminal):
        """Class initialiser"""
        GObject.GObject.__init__(self)

        self.terminator = Terminator()
        self.terminal = terminal
        self.config = self.terminal.config

        self.label = EditableLabel()
        self.label.connect('edit-done', self.on_edit_done)
        self.ebox = Gtk.EventBox()
        grouphbox = Gtk.HBox()
        self.grouplabel = Gtk.Label(ellipsize='end')
        self.groupicon = Gtk.Image()
        self.bellicon = Gtk.Image()
        self.bellicon.set_no_show_all(True)

        self.groupentry = Gtk.Entry()
        self.groupentry.set_no_show_all(True)
        self.groupentry.connect('focus-out-event', self.groupentry_cancel)
        self.groupentry.connect('activate', self.groupentry_activate)
        self.groupentry.connect('key-press-event', self.groupentry_keypress)

        groupsend_type = self.terminator.groupsend_type
        if self.terminator.groupsend == groupsend_type['all']:
            icon_name = 'all'
        elif self.terminator.groupsend == groupsend_type['group']:
            icon_name = 'group'
        elif self.terminator.groupsend == groupsend_type['off']:
            icon_name = 'off'
        self.set_from_icon_name('_active_broadcast_%s' % icon_name,
                                Gtk.IconSize.MENU)

        grouphbox.pack_start(self.groupicon, False, True, 2)
        grouphbox.pack_start(self.grouplabel, False, True, 2)
        grouphbox.pack_start(self.groupentry, False, True, 2)

        self.ebox.add(grouphbox)
        self.ebox.show_all()

        self.bellicon.set_from_icon_name('terminal-bell', Gtk.IconSize.MENU)

        viewport = Gtk.Viewport(hscroll_policy='natural')
        viewport.add(self.label)

        hbox = Gtk.HBox()
        hbox.pack_start(self.ebox, False, True, 0)
        hbox.pack_start(Gtk.VSeparator(), False, True, 0)
        hbox.pack_start(viewport, True, True, 0)
        hbox.pack_end(self.bellicon, False, False, 2)

        self.add(hbox)
        hbox.show_all()
        self.set_no_show_all(True)
        self.show()

        self.connect('button-press-event', self.on_clicked)

    def connect_icon(self, func):
        """Connect the supplied function to clicking on the group icon"""
        self.ebox.connect('button-press-event', func)

    def update(self, other=None):
        """Update our contents"""
        default_bg = False
        if self.config['title_hide_sizetext']:
            self.label.set_text("%s" % self.termtext)
        else:
            self.label.set_text("%s %s" % (self.termtext, self.sizetext))

        if (not self.config['title_use_system_font']
            ) and self.config['title_font']:
            title_font = Pango.FontDescription(self.config['title_font'])
        else:
            title_font = Pango.FontDescription(
                self.config.get_system_prop_font())
        self.label.modify_font(title_font)
        self.grouplabel.modify_font(title_font)

        if other:
            term = self.terminal
            terminator = self.terminator
            if other == 'window-focus-out':
                title_fg = self.config['title_inactive_fg_color']
                title_bg = self.config['title_inactive_bg_color']
                icon = '_receive_off'
                default_bg = True
                group_fg = self.config['title_inactive_fg_color']
                group_bg = self.config['title_inactive_bg_color']
            elif term != other and term.group and term.group == other.group:
                if terminator.groupsend == terminator.groupsend_type['off']:
                    title_fg = self.config['title_inactive_fg_color']
                    title_bg = self.config['title_inactive_bg_color']
                    icon = '_receive_off'
                    default_bg = True
                else:
                    title_fg = self.config['title_receive_fg_color']
                    title_bg = self.config['title_receive_bg_color']
                    icon = '_receive_on'
                group_fg = self.config['title_receive_fg_color']
                group_bg = self.config['title_receive_bg_color']
            elif term != other and not term.group or term.group != other.group:
                if terminator.groupsend == terminator.groupsend_type['all']:
                    title_fg = self.config['title_receive_fg_color']
                    title_bg = self.config['title_receive_bg_color']
                    icon = '_receive_on'
                else:
                    title_fg = self.config['title_inactive_fg_color']
                    title_bg = self.config['title_inactive_bg_color']
                    icon = '_receive_off'
                    default_bg = True
                group_fg = self.config['title_inactive_fg_color']
                group_bg = self.config['title_inactive_bg_color']
            else:
                # We're the active terminal
                title_fg = self.config['title_transmit_fg_color']
                title_bg = self.config['title_transmit_bg_color']
                if terminator.groupsend == terminator.groupsend_type['all']:
                    icon = '_active_broadcast_all'
                elif terminator.groupsend == terminator.groupsend_type[
                        'group']:
                    icon = '_active_broadcast_group'
                else:
                    icon = '_active_broadcast_off'
                group_fg = self.config['title_transmit_fg_color']
                group_bg = self.config['title_transmit_bg_color']

            self.label.modify_fg(Gtk.StateType.NORMAL,
                                 Gdk.color_parse(title_fg))
            self.grouplabel.modify_fg(Gtk.StateType.NORMAL,
                                      Gdk.color_parse(group_fg))
            self.modify_bg(Gtk.StateType.NORMAL, Gdk.color_parse(title_bg))
            if not self.get_desired_visibility():
                if default_bg == True:
                    color = term.get_style_context().get_background_color(
                        Gtk.StateType.NORMAL)  # VERIFY FOR GTK3
                else:
                    color = Gdk.color_parse(title_bg)
            self.update_visibility()
            self.ebox.modify_bg(Gtk.StateType.NORMAL,
                                Gdk.color_parse(group_bg))
            self.set_from_icon_name(icon, Gtk.IconSize.MENU)

    def update_visibility(self):
        """Make the titlebar be visible or not"""
        if not self.get_desired_visibility():
            dbg('hiding titlebar')
            self.hide()
            self.label.hide()
        else:
            dbg('showing titlebar')
            self.show()
            self.label.show()

    def get_desired_visibility(self):
        """Returns True if the titlebar is supposed to be visible. False if
        not"""
        if self.editing() == True or self.terminal.group:
            dbg('implicit desired visibility')
            return (True)
        else:
            dbg('configured visibility: %s' % self.config['show_titlebar'])
            return (self.config['show_titlebar'])

    def set_from_icon_name(self, name, size=Gtk.IconSize.MENU):
        """Set an icon for the group label"""
        if not name:
            self.groupicon.hide()
            return

        self.groupicon.set_from_icon_name(APP_NAME + name, size)
        self.groupicon.show()

    def update_terminal_size(self, width, height):
        """Update the displayed terminal size"""
        self.sizetext = "%sx%s" % (width, height)
        self.update()

    def set_terminal_title(self, widget, title):
        """Update the terminal title"""
        self.termtext = title
        self.update()
        # Return False so we don't interrupt any chains of signal handling
        return False

    def set_group_label(self, name):
        """Set the name of the group"""
        if name:
            self.grouplabel.set_text(name)
            self.grouplabel.show()
        else:
            self.grouplabel.set_text('')
            self.grouplabel.hide()
        self.update_visibility()

    def on_clicked(self, widget, event):
        """Handle a click on the label"""
        self.show()
        self.label.show()
        self.emit('clicked')

    def on_edit_done(self, widget):
        """Re-emit an edit-done signal from an EditableLabel"""
        self.emit('edit-done')

    def editing(self):
        """Determine if we're currently editing a group name or title"""
        return (self.groupentry.get_property('visible')
                or self.label.editing())

    def create_group(self):
        """Create a new group"""
        if self.terminal.group:
            self.groupentry.set_text(self.terminal.group)
        else:
            defaultmembers = [
                _('Alpha'),
                _('Beta'),
                _('Gamma'),
                _('Delta'),
                _('Epsilon'),
                _('Zeta'),
                _('Eta'),
                _('Theta'),
                _('Iota'),
                _('Kappa'),
                _('Lambda'),
                _('Mu'),
                _('Nu'),
                _('Xi'),
                _('Omicron'),
                _('Pi'),
                _('Rho'),
                _('Sigma'),
                _('Tau'),
                _('Upsilon'),
                _('Phi'),
                _('Chi'),
                _('Psi'),
                _('Omega')
            ]
            currentgroups = set(self.terminator.groups)
            for i in range(1, 4):
                defaultgroups = set(
                    map(''.join,
                        list(itertools.product(defaultmembers, repeat=i))))
                freegroups = list(defaultgroups - currentgroups)
                if freegroups:
                    self.groupentry.set_text(random.choice(freegroups))
                    break
            else:
                self.groupentry.set_text('')
        self.groupentry.show()
        self.grouplabel.hide()
        self.groupentry.grab_focus()
        self.update_visibility()

    def groupentry_cancel(self, widget, event):
        """Hide the group name entry"""
        self.groupentry.set_text('')
        self.groupentry.hide()
        self.grouplabel.show()
        self.get_parent().grab_focus()

    def groupentry_activate(self, widget):
        """Actually cause a group to be created"""
        groupname = self.groupentry.get_text() or None
        dbg('Titlebar::groupentry_activate: creating group: %s' % groupname)
        self.groupentry_cancel(None, None)
        last_focused_term = self.terminator.last_focused_term
        if self.terminal.targets_for_new_group:
            [
                term.titlebar.emit('create-group', groupname)
                for term in self.terminal.targets_for_new_group
            ]
            self.terminal.targets_for_new_group = None
        else:
            self.emit('create-group', groupname)
        last_focused_term.grab_focus()
        self.terminator.focus_changed(last_focused_term)

    def groupentry_keypress(self, widget, event):
        """Handle keypresses on the entry widget"""
        key = Gdk.keyval_name(event.keyval)
        if key == 'Escape':
            self.groupentry_cancel(None, None)

    def icon_bell(self):
        """A bell signal requires we display our bell icon"""
        self.bellicon.show()
        GObject.timeout_add(1000, self.icon_bell_hide)

    def icon_bell_hide(self):
        """Handle a timeout which means we now hide the bell icon"""
        self.bellicon.hide()
        return (False)

    def get_custom_string(self):
        """If we have a custom string set, return it, otherwise None"""
        if self.label.is_custom():
            return (self.label.get_text())
        else:
            return (None)

    def set_custom_string(self, string):
        """Set a custom string"""
        self.label.set_text(string)
        self.label.set_custom()