#!/usr/bin/python # Terminator by Chris Jones # GPL v2 only """window.py - class for the main Terminator window""" import pygtk pygtk.require('2.0') import gobject import gtk import glib from util import dbg, err from translation import _ from version import APP_NAME from container import Container from factory import Factory from terminator import Terminator try: import deskbar.core.keybinder as bindkey except ImportError: err('Unable to find python bindings for deskbar, "hide_window" is not' \ 'available.') # pylint: disable-msg=R0904 class Window(Container, gtk.Window): """Class implementing a top-level Terminator window""" terminator = None title = None isfullscreen = None ismaximised = None hidebound = None hidefunc = None zoom_data = None term_zoomed = gobject.property(type=bool, default=False) def __init__(self): """Class initialiser""" self.terminator = Terminator() self.terminator.register_window(self) Container.__init__(self) gtk.Window.__init__(self) gobject.type_register(Window) self.register_signals(Window) self.set_property('allow-shrink', True) self.apply_icon() self.register_callbacks() self.apply_config() self.title = WindowTitle(self) self.title.update() options = self.config.options_get() if options: if options.forcedtitle is not None: self.title.force_title(options.forcedtitle) if options.role is not None: self.set_role(options.role) if options.geometry is not None: if not self.parse_geometry(options.geometry): err('Window::__init__: Unable to parse geometry: %s' % options.geometry) def register_callbacks(self): """Connect the GTK+ signals we care about""" self.connect('key-press-event', self.on_key_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) # Attempt to grab a global hotkey for hiding the window. # If we fail, we'll never hide the window, iconifying instead. try: self.hidebound = bindkey.tomboy_keybinder_bind( self.config['keybindings']['hide_window'], self.on_hide_window) except (KeyError, NameError): pass if not self.hidebound: dbg('Unable to bind hide_window key, another instance 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'] 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_real_transparency() if self.hidebound: self.set_hidden(hidden) else: self.set_iconified(hidden) def apply_icon(self): """Set the window icon""" icon_theme = gtk.IconTheme() try: icon = icon_theme.load_icon(APP_NAME, 48, 0) except (NameError, glib.GError): dbg('Unable to load 48px Terminator icon') icon = self.render_icon(gtk.STOCK_DIALOG_INFO, gtk.ICON_SIZE_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, gtk.gdk.Event(gtk.gdk.DELETE)): self.on_destroy_event(window, gtk.gdk.Event(gtk.gdk.DESTROY)) elif mapping == 'new_tab': self.tab_new() else: return(False) return(True) 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): """Make a new tab""" maker = Factory() if not self.is_child_notebook(): notebook = maker.make('Notebook', window=self) self.get_child().newtab() def on_delete_event(self, window, event, data=None): """Handle a window close request""" maker = Factory() if maker.isinstance(self.get_child(), 'Terminal'): dbg('Window::on_delete_event: Only one child, closing is fine') return(False) return(self.confirm_close(window, _('window'))) def confirm_close(self, window, type): """Display a confirmation dialog when the user is closing multiple terminals in one window""" dialog = self.construct_confirm_close(window, type) result = dialog.run() dialog.destroy() return(not (result == gtk.RESPONSE_ACCEPT)) def on_destroy_event(self, widget, data=None): """Handle window descruction""" self.cnxids.remove_all() self.terminator.deregister_window(self) self.destroy() del(self) def on_hide_window(self, data): """Handle a request to hide/show the window""" # FIXME: Implement or drop, or explain why its empty pass # 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 & gtk.gdk.WINDOW_STATE_FULLSCREEN) self.ismaximised = bool(event.new_window_state & gtk.gdk.WINDOW_STATE_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""" # FIXME: Implement or drop this pass def set_iconified(self, value): """Set the minimised state of the window from the value""" # FIXME: Implement or drop this pass def set_real_transparency(self, value=True): """Enable RGBA if supported on the current screen""" screen = self.get_screen() if value: dbg('setting rgba colormap') colormap = screen.get_rgba_colormap() else: dbg('setting rgb colormap') colormap = screen.get_rgb_colormap() if colormap: self.set_colormap(colormap) def add(self, widget): """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, 'ungroup-all': self.ungroup_all, 'group-tab': self.group_tab, 'ungroup-tab': self.ungroup_tab, 'move-tab': self.move_tab} for signal in signals: self.connect_child(widget, signal, signals[signal]) 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 split_axis(self, widget, vertical=True, sibling=None): """Split the window""" maker = Factory() self.remove(widget) if vertical: container = maker.make('VPaned') else: container = maker.make('HPaned') if not sibling: sibling = maker.make('Terminal') self.add(container) container.show_all() for term in [widget, sibling]: container.add(term) container.show_all() sibling.spawn_child() 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 get_visible_terminals(self): """Walk down the widget tree to find all of the visible terminals. Mostly using Container::get_visible_terminals()""" maker = Factory() child = self.get_child() terminals = {} # 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 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""" 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 # 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 self.set_geometry_hints(self, -1, -1, -1, -1, extra_width, extra_height, font_width, font_height, -1.0, -1.0) 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()) # FIXME: All of these (un)group_(all|tab) methods need refactoring work def group_all(self, widget): """Group all terminals""" # FIXME: Why isn't this being done by Terminator() ? group = _('All') self.terminator.create_group(group) for terminal in self.terminator.terminals: terminal.set_group(None, group) def ungroup_all(self, widget): """Ungroup all terminals""" for terminal in self.terminator.terminals: terminal.set_group(None, None) 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 for terminal in self.get_visible_terminals(): terminal.set_group(None, group) 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 for terminal in self.get_visible_terminals(): terminal.set_group(None, None) 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) class WindowTitle(object): """Class to handle the setting of the window title""" window = None text = None forced = None def __init__(self, window): """Class initialiser""" self.window = window self.forced = False def set_title(self, widget, text): """Set the title""" if not self.forced: self.text = text self.update() def force_title(self, newtext): """Force a specific title""" if newtext: self.set_title(None, newtext) self.forced = True else: self.forced = False def update(self): """Update the title automatically""" title = None # FIXME: What the hell is this for?! if self.forced: title = self.text else: title = "%s" % self.text self.window.set_title(title) # vim: set expandtab ts=4 sw=4: