#!/usr/bin/python # Terminator by Chris Jones # GPL v2 only """notebook.py - classes for the notebook widget""" import gobject import gtk from newterminator import Terminator from config import Config from factory import Factory from container import Container from editablelabel import EditableLabel from translation import _ from util import err class Notebook(Container, gtk.Notebook): """Class implementing a gtk.Notebook container""" window = None def __init__(self, window): """Class initialiser""" if isinstance(window.get_child(), gtk.Notebook): err('There is already a Notebook at the top of this window') raise(ValueError) Container.__init__(self) gtk.Notebook.__init__(self) self.terminator = Terminator() self.window = window gobject.type_register(Notebook) self.register_signals(Notebook) self.configure() child = window.get_child() window.remove(child) window.add(self) self.newtab(child) label = TabLabel(self.window.get_title(), self) self.set_tab_label(child, label) self.set_tab_label_packing(child, not self.config['scroll_tabbar'], not self.config['scroll_tabbar'], gtk.PACK_START) self.show_all() def configure(self): """Apply widget-wide settings""" #self.connect('page-reordered', self.on_page_reordered) self.set_property('homogeneous', not self.config['scroll_tabbar']) self.set_scrollable(self.config['scroll_tabbar']) pos = getattr(gtk, 'POS_%s' % self.config['tab_position'].upper()) self.set_tab_pos(pos) self.set_show_tabs(not self.config['hide_tabbar']) def split_axis(self, widget, vertical=True, sibling=None): """Default axis splitter. This should be implemented by subclasses""" page_num = self.page_num(widget) if page_num == -1: err('Notebook::split_axis: %s not found in Notebook' % widget) return self.remove_page(page_num) maker = Factory() if vertical: container = maker.make('vpaned') else: container = maker.make('hpaned') if not sibling: sibling = maker.make('terminal') self.terminator.register_terminal(sibling) sibling.spawn_child() self.insert_page(container, None, page_num) self.show_all() container.add(widget) container.add(sibling) self.set_current_page(page_num) self.show_all() def add(self, widget): """Add a widget to the container""" raise NotImplementedError('add') def remove(self, widget): """Remove a widget from the container""" page_num = self.page_num(widget) if page_num == -1: err('Notebook::remove: %s not found in Notebook' % widget) return(False) self.remove_page(page_num) def newtab(self, widget=None): """Add a new tab, optionally supplying a child widget""" if not widget: maker = Factory() widget = maker.make('terminal') self.terminator.register_terminal(widget) widget.spawn_child() # FIXME: We likely need a wrapcloseterm() to handle # things like removing Notebook when there is only # one tab left. signals = {'close-term': self.closeterm, #'title-change': self.title.set_title, 'split-horiz': self.split_horiz, 'split-vert': self.split_vert, 'unzoom': self.unzoom} maker = Factory() if maker.isinstance(widget, 'Terminal'): for signal in signals: self.connect_child(widget, signal, signals[signal]) self.set_tab_reorderable(widget, True) label = TabLabel(self.window.get_title(), self) label.show_all() widget.show_all() self.set_tab_label(widget, label) self.set_tab_label_packing(widget, not self.config['scroll_tabbar'], not self.config['scroll_tabbar'], gtk.PACK_START) self.append_page(widget, None) self.set_current_page(-1) widget.grab_focus() def resizeterm(self, widget, keyname): """Handle a keyboard event requesting a terminal resize""" raise NotImplementedError('resizeterm') def zoom(self, widget, fontscale = False): """Zoom a terminal""" raise NotImplementedError('zoom') def unzoom(self, widget): """Unzoom a terminal""" raise NotImplementedError('unzoom') class TabLabel(gtk.HBox): """Class implementing a label widget for Notebook tabs""" notebook = None terminator = None config = None label = None icon = None button = None def __init__(self, title, notebook): """Class initialiser""" gtk.HBox.__init__(self) self.notebook = notebook self.terminator = Terminator() self.config = Config() self.label = EditableLabel(title) self.update_angle() self.pack_start(self.label, True, True) self.update_button() self.show_all() def update_button(self): """Update the state of our close button""" if not self.config['close_button_on_tab']: if self.button: self.button.remove(self.icon) self.remove(self.button) del(self.button) del(self.icon) self.button = None self.icon = None return if not self.button: self.button = gtk.Button() if not self.icon: self.icon = gtk.Image() self.icon.set_from_stock(gtk.STOCK_CLOSE, gtk.ICON_SIZE_MENU) self.button.set_relief(gtk.RELIEF_NONE) self.button.set_focus_on_click(False) # FIXME: Why on earth are we doing this twice? self.button.set_relief(gtk.RELIEF_NONE) self.button.add(self.icon) self.button.connect('clicked', self.on_close) self.button.set_name('terminator-tab-close-button') self.button.connect('style-set', self.on_style_set) if hasattr(self.button, 'set_tooltip_text'): self.button.set_tooltip_text(_('Close Tab')) self.pack_start(self.button, False, False) self.show_all() def update_angle(self): """Update the angle of a label""" position = self.notebook.get_tab_pos() if position == gtk.POS_LEFT: self.label.set_angle(90) elif position == gtk.POS_RIGHT: self.label.set_angle(270) else: self.label.set_angle(0) def on_style_set(self, widget, prevstyle): """Style changed, recalculate icon size""" x, y = gtk.icon_size_lookup_for_settings(self.button.get_settings(), gtk.ICON_SIZE_MENU) self.button.set_size_request(x + 2, y + 2) def on_close(self, widget): """The close button has been clicked. Destroy the tab""" pass # vim: set expandtab ts=4 sw=4: