651 lines
22 KiB
Python
Executable File
651 lines
22 KiB
Python
Executable File
#!/usr/bin/python
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# Terminator by Chris Jones <cmsj@tenshu.net>
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# GPL v2 only
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"""window.py - class for the main Terminator window"""
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import copy
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import pygtk
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pygtk.require('2.0')
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import gobject
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import gtk
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import glib
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from util import dbg, err
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import util
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from translation import _
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from version import APP_NAME
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from container import Container
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from factory import Factory
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from terminator import Terminator
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try:
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import deskbar.core.keybinder as bindkey
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except ImportError:
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err('Unable to find python bindings for deskbar, "hide_window" is not' \
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'available.')
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# pylint: disable-msg=R0904
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class Window(Container, gtk.Window):
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"""Class implementing a top-level Terminator window"""
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terminator = None
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title = None
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isfullscreen = None
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ismaximised = None
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hidebound = None
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hidefunc = None
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zoom_data = None
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term_zoomed = gobject.property(type=bool, default=False)
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def __init__(self):
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"""Class initialiser"""
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self.terminator = Terminator()
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self.terminator.register_window(self)
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Container.__init__(self)
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gtk.Window.__init__(self)
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gobject.type_register(Window)
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self.register_signals(Window)
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self.set_property('allow-shrink', True)
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self.apply_icon()
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self.register_callbacks()
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self.apply_config()
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self.title = WindowTitle(self)
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self.title.update()
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options = self.config.options_get()
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if options:
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if options.forcedtitle is not None:
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self.title.force_title(options.forcedtitle)
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if options.role is not None:
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self.set_role(options.role)
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if options.geometry is not None:
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if not self.parse_geometry(options.geometry):
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err('Window::__init__: Unable to parse geometry: %s' %
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options.geometry)
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def register_callbacks(self):
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"""Connect the GTK+ signals we care about"""
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self.connect('key-press-event', self.on_key_press)
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self.connect('delete_event', self.on_delete_event)
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self.connect('destroy', self.on_destroy_event)
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self.connect('window-state-event', self.on_window_state_changed)
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# Attempt to grab a global hotkey for hiding the window.
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# If we fail, we'll never hide the window, iconifying instead.
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try:
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self.hidebound = bindkey.tomboy_keybinder_bind(
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self.config['keybindings']['hide_window'],
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self.on_hide_window)
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except (KeyError, NameError):
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pass
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if not self.hidebound:
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dbg('Unable to bind hide_window key, another instance has it.')
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self.hidefunc = self.iconify
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else:
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self.hidefunc = self.hide
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def apply_config(self):
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"""Apply various configuration options"""
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options = self.config.options_get()
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maximise = self.config['window_state'] == 'maximise'
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fullscreen = self.config['window_state'] == 'fullscreen'
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hidden = self.config['window_state'] == 'hidden'
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borderless = self.config['borderless']
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if options:
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if options.maximise:
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maximise = True
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if options.fullscreen:
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fullscreen = True
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if options.hidden:
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hidden = True
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if options.borderless:
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borderless = True
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self.set_fullscreen(fullscreen)
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self.set_maximised(maximise)
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self.set_borderless(borderless)
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self.set_real_transparency()
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if self.hidebound:
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self.set_hidden(hidden)
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else:
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self.set_iconified(hidden)
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def apply_icon(self):
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"""Set the window icon"""
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icon_theme = gtk.IconTheme()
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try:
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icon = icon_theme.load_icon(APP_NAME, 48, 0)
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except (NameError, glib.GError):
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dbg('Unable to load 48px Terminator icon')
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icon = self.render_icon(gtk.STOCK_DIALOG_INFO, gtk.ICON_SIZE_BUTTON)
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self.set_icon(icon)
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def on_key_press(self, window, event):
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"""Handle a keyboard event"""
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maker = Factory()
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self.set_urgency_hint(False)
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mapping = self.terminator.keybindings.lookup(event)
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if mapping:
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dbg('Window::on_key_press: looked up %r' % mapping)
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if mapping == 'full_screen':
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self.set_fullscreen(not self.isfullscreen)
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elif mapping == 'close_window':
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if not self.on_delete_event(window,
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gtk.gdk.Event(gtk.gdk.DELETE)):
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self.on_destroy_event(window,
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gtk.gdk.Event(gtk.gdk.DESTROY))
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elif mapping == 'new_tab':
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self.tab_new()
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else:
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return(False)
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return(True)
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def is_child_notebook(self):
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"""Returns True if this Window's child is a Notebook"""
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maker = Factory()
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return(maker.isinstance(self.get_child(), 'Notebook'))
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def tab_new(self, widget=None):
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"""Make a new tab"""
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maker = Factory()
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if not self.is_child_notebook():
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notebook = maker.make('Notebook', window=self)
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self.get_child().newtab()
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def on_delete_event(self, window, event, data=None):
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"""Handle a window close request"""
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maker = Factory()
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if maker.isinstance(self.get_child(), 'Terminal'):
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dbg('Window::on_delete_event: Only one child, closing is fine')
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return(False)
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elif maker.isinstance(self.get_child(), 'Container'):
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return(self.confirm_close(window, _('window')))
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else:
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dbg('unknown child: %s' % self.get_child())
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def confirm_close(self, window, type):
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"""Display a confirmation dialog when the user is closing multiple
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terminals in one window"""
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dialog = self.construct_confirm_close(window, type)
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result = dialog.run()
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dialog.destroy()
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return(not (result == gtk.RESPONSE_ACCEPT))
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def on_destroy_event(self, widget, data=None):
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"""Handle window descruction"""
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dbg('destroying self')
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self.cnxids.remove_all()
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self.terminator.deregister_window(self)
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self.destroy()
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del(self)
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def on_hide_window(self, data):
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"""Handle a request to hide/show the window"""
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# FIXME: Implement or drop, or explain why its empty
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pass
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# pylint: disable-msg=W0613
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def on_window_state_changed(self, window, event):
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"""Handle the state of the window changing"""
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self.isfullscreen = bool(event.new_window_state &
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gtk.gdk.WINDOW_STATE_FULLSCREEN)
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self.ismaximised = bool(event.new_window_state &
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gtk.gdk.WINDOW_STATE_MAXIMIZED)
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dbg('Window::on_window_state_changed: fullscreen=%s, maximised=%s' %
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(self.isfullscreen, self.ismaximised))
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return(False)
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def set_maximised(self, value):
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"""Set the maximised state of the window from the supplied value"""
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if value == True:
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self.maximize()
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else:
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self.unmaximize()
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def set_fullscreen(self, value):
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"""Set the fullscreen state of the window from the supplied value"""
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if value == True:
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self.fullscreen()
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else:
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self.unfullscreen()
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def set_borderless(self, value):
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"""Set the state of the window border from the supplied value"""
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self.set_decorated (not value)
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def set_hidden(self, value):
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"""Set the visibility of the window from the supplied value"""
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# FIXME: Implement or drop this
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pass
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def set_iconified(self, value):
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"""Set the minimised state of the window from the value"""
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# FIXME: Implement or drop this
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pass
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def set_real_transparency(self, value=True):
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"""Enable RGBA if supported on the current screen"""
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screen = self.get_screen()
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if value:
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dbg('setting rgba colormap')
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colormap = screen.get_rgba_colormap()
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else:
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dbg('setting rgb colormap')
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colormap = screen.get_rgb_colormap()
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if colormap:
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self.set_colormap(colormap)
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def add(self, widget):
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"""Add a widget to the window by way of gtk.Window.add()"""
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maker = Factory()
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gtk.Window.add(self, widget)
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if maker.isinstance(widget, 'Terminal'):
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signals = {'close-term': self.closeterm,
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'title-change': self.title.set_title,
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'split-horiz': self.split_horiz,
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'split-vert': self.split_vert,
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'unzoom': self.unzoom,
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'tab-change': self.tab_change,
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'group-all': self.group_all,
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'ungroup-all': self.ungroup_all,
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'group-tab': self.group_tab,
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'ungroup-tab': self.ungroup_tab,
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'move-tab': self.move_tab,
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'tab-new': self.tab_new,
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'navigate': self.navigate_terminal}
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for signal in signals:
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self.connect_child(widget, signal, signals[signal])
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widget.grab_focus()
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def remove(self, widget):
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"""Remove our child widget by way of gtk.Window.remove()"""
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gtk.Window.remove(self, widget)
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self.disconnect_child(widget)
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return(True)
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def closeterm(self, widget):
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"""Handle a terminal closing"""
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Container.closeterm(self, widget)
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if len(self.get_children()) == 0:
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self.emit('destroy')
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def split_axis(self, widget, vertical=True, sibling=None):
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"""Split the window"""
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maker = Factory()
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self.remove(widget)
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if vertical:
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container = maker.make('VPaned')
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else:
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container = maker.make('HPaned')
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if not sibling:
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sibling = maker.make('Terminal')
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sibling.spawn_child()
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self.add(container)
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container.show_all()
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for term in [widget, sibling]:
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container.add(term)
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container.show_all()
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def zoom(self, widget, font_scale=True):
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"""Zoom a terminal widget"""
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children = self.get_children()
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if widget in children:
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# This widget is a direct child of ours and we're a Window
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# so zooming is a no-op
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return
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self.zoom_data = widget.get_zoom_data()
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self.zoom_data['widget'] = widget
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self.zoom_data['old_child'] = children[0]
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self.zoom_data['font_scale'] = font_scale
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self.remove(self.zoom_data['old_child'])
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self.zoom_data['old_parent'].remove(widget)
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self.add(widget)
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self.set_property('term_zoomed', True)
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if font_scale:
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widget.cnxids.new(widget, 'size-allocate',
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widget.zoom_scale, self.zoom_data)
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widget.grab_focus()
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def unzoom(self, widget):
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"""Restore normal terminal layout"""
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if not self.get_property('term_zoomed'):
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# We're not zoomed anyway
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dbg('Window::unzoom: not zoomed, no-op')
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return
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widget = self.zoom_data['widget']
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if self.zoom_data['font_scale']:
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widget.vte.set_font(self.zoom_data['old_font'])
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self.remove(widget)
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self.add(self.zoom_data['old_child'])
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self.zoom_data['old_parent'].add(widget)
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widget.grab_focus()
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self.zoom_data = None
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self.set_property('term_zoomed', False)
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def get_visible_terminals(self):
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"""Walk down the widget tree to find all of the visible terminals.
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Mostly using Container::get_visible_terminals()"""
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maker = Factory()
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child = self.get_child()
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terminals = {}
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# If our child is a Notebook, reset to work from its visible child
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if maker.isinstance(child, 'Notebook'):
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pagenum = child.get_current_page()
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child = child.get_nth_page(pagenum)
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if maker.isinstance(child, 'Container'):
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terminals.update(child.get_visible_terminals())
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elif maker.isinstance(child, 'Terminal'):
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terminals[child] = child.get_allocation()
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else:
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err('Unknown child type %s' % type(child))
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return(terminals)
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def set_rough_geometry_hints(self):
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"""Walk all the terminals along the top and left edges to fake up how
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many columns/rows we sort of have"""
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terminals = self.get_visible_terminals()
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column_sum = 0
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row_sum = 0
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for terminal in terminals:
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rect = terminal.get_allocation()
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if rect.x == 0:
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cols, rows = terminal.get_size()
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row_sum = row_sum + rows
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if rect.y == 0:
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cols, rows = terminal.get_size()
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column_sum = column_sum + cols
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# FIXME: I don't think we should just use whatever font size info is on
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# the last terminal we inspected. Looking up the default profile font
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# size and calculating its character sizes would be rather expensive
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# though.
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font_width, font_height = terminal.get_font_size()
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total_font_width = font_width * column_sum
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total_font_height = font_height * row_sum
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win_width, win_height = self.get_size()
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extra_width = win_width - total_font_width
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extra_height = win_height - total_font_height
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self.set_geometry_hints(self, -1, -1, -1, -1, extra_width,
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extra_height, font_width, font_height, -1.0, -1.0)
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def tab_change(self, widget, num=None):
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"""Change to a specific tab"""
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if num is None:
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err('must specify a tab to change to')
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maker = Factory()
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child = self.get_child()
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if not maker.isinstance(child, 'Notebook'):
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dbg('child is not a notebook, nothing to change to')
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return
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if num == -1:
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# Go to the next tab
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cur = child.get_current_page()
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pages = child.get_n_pages()
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if cur == pages - 1:
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num = 0
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else:
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num = cur + 1
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elif num == -2:
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# Go to the previous tab
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cur = child.get_current_page()
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if cur > 0:
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num = cur - 1
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else:
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num = child.get_n_pages() - 1
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child.set_current_page(num)
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# Work around strange bug in gtk-2.12.11 and pygtk-2.12.1
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# Without it, the selection changes, but the displayed page doesn't
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# change
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child.set_current_page(child.get_current_page())
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# FIXME: All of these (un)group_(all|tab) methods need refactoring work
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def group_all(self, widget):
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"""Group all terminals"""
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# FIXME: Why isn't this being done by Terminator() ?
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group = _('All')
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self.terminator.create_group(group)
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for terminal in self.terminator.terminals:
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terminal.set_group(None, group)
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def ungroup_all(self, widget):
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"""Ungroup all terminals"""
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for terminal in self.terminator.terminals:
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terminal.set_group(None, None)
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def group_tab(self, widget):
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"""Group all terminals in the current tab"""
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maker = Factory()
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notebook = self.get_child()
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if not maker.isinstance(notebook, 'Notebook'):
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dbg('not in a notebook, refusing to group tab')
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return
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pagenum = notebook.get_current_page()
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while True:
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group = _('Tab %d') % pagenum
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if group not in self.terminator.groups:
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break
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pagenum += 1
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for terminal in self.get_visible_terminals():
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terminal.set_group(None, group)
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def ungroup_tab(self, widget):
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"""Ungroup all terminals in the current tab"""
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maker = Factory()
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notebook = self.get_child()
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if not maker.isinstance(notebook, 'Notebook'):
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dbg('note in a notebook, refusing to ungroup tab')
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return
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for terminal in self.get_visible_terminals():
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terminal.set_group(None, None)
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def move_tab(self, widget, direction):
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"""Handle a keyboard shortcut for moving tab positions"""
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maker = Factory()
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notebook = self.get_child()
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if not maker.isinstance(notebook, 'Notebook'):
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dbg('not in a notebook, refusing to move tab %s' % direction)
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return
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dbg('moving tab %s' % direction)
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numpages = notebook.get_n_pages()
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page = notebook.get_current_page()
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child = notebook.get_nth_page(page)
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if direction == 'left':
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if page == 0:
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page = numpages
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else:
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page = page - 1
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elif direction == 'right':
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if page == numpages - 1:
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page = 0
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else:
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page = page + 1
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else:
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err('unknown direction: %s' % direction)
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return
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notebook.reorder_child(child, page)
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def navigate_terminal(self, terminal, direction):
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"""Navigate around terminals"""
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_containers, terminals = util.enumerate_descendants(self)
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visibles = self.get_visible_terminals()
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current = terminals.index(terminal)
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length = len(terminals)
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next = None
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if length <= 1 or len(visibles) <= 1:
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return
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if direction in ['next', 'prev']:
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tmpterms = copy.copy(terminals)
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tmpterms = tmpterms[current+1:]
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tmpterms.extend(terminals[0:current])
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if direction == 'next':
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tmpterms.reverse()
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next = 0
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while len(tmpterms) > 0:
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tmpitem = tmpterms.pop()
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if tmpitem in visibles:
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|
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 = util.get_edge(allocation, direction)
|
|
# Find all visible terminals which are, in their entirity, in the
|
|
# direction we want to move
|
|
for term in layout:
|
|
rect = layout[term]
|
|
if util.get_nav_possible(edge, rect, direction):
|
|
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] = util.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
|
|
cursor_x, cursor_y = terminal.get_cursor_position()
|
|
cursor_x = cursor_x + allocation.x
|
|
cursor_y = cursor_y + allocation.y
|
|
for term in winners:
|
|
rect = layout[term]
|
|
if util.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 not layout.has_key('children'):
|
|
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.keys()[0]]
|
|
terminal = self.get_children()[0]
|
|
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()
|
|
elif child['type'] == 'Terminal':
|
|
pass
|
|
else:
|
|
err('unknown child type: %s' % child['type'])
|
|
return
|
|
|
|
self.get_children()[0].create_layout(child)
|
|
|
|
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:
|