virt-manager/virtManager/systray.py

347 lines
12 KiB
Python

#
# Copyright (C) 2009, 2013 Red Hat, Inc.
# Copyright (C) 2009 Cole Robinson <crobinso@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
#
import logging
from gi.repository import GObject
from gi.repository import Gtk
from . import vmmenu
from .baseclass import vmmGObject
from .error import vmmErrorDialog
try:
# pylint: disable=no-name-in-module
# pylint: disable=wrong-import-order
from gi.repository import AppIndicator3
except:
AppIndicator3 = None
class vmmSystray(vmmGObject):
__gsignals__ = {
"action-toggle-manager": (GObject.SignalFlags.RUN_FIRST, None, []),
"action-view-manager": (GObject.SignalFlags.RUN_FIRST, None, []),
"action-suspend-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-resume-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-run-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-shutdown-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-reset-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-reboot-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-destroy-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-save-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-migrate-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-delete-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-clone-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-show-host": (GObject.SignalFlags.RUN_FIRST, None, [str]),
"action-show-domain": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-exit-app": (GObject.SignalFlags.RUN_FIRST, None, []),
}
def __init__(self):
vmmGObject.__init__(self)
self.topwin = None
self.err = vmmErrorDialog()
self.conn_menuitems = {}
self.conn_vm_menuitems = {}
self.vm_action_dict = {}
self.systray_menu = None
self.systray_icon = None
self.systray_indicator = False
# Are we using Application Indicators?
if AppIndicator3 is not None:
self.systray_indicator = True
logging.debug("Using AppIndicator3 for systray")
self.init_systray_menu()
self.add_gsettings_handle(
self.config.on_view_system_tray_changed(self.show_systray))
self.show_systray()
def is_visible(self):
if self.systray_indicator:
return (self.config.get_view_system_tray() and
self.systray_icon)
else:
return (self.config.get_view_system_tray() and
self.systray_icon and
self.systray_icon.is_embedded())
def _cleanup(self):
self.err = None
if self.systray_menu:
self.systray_menu.destroy()
self.systray_menu = None
self.systray_icon = None
self.conn_menuitems = None
self.conn_vm_menuitems = None
self.vm_action_dict = None
###########################
# Initialization routines #
###########################
def init_systray_menu(self):
"""
Do we want notifications?
Close App
Hide app? As in, only have systray active? is that possible?
Have one of those 'minimize to tray' notifications?
"""
self.systray_menu = Gtk.Menu()
self.systray_menu.add(Gtk.SeparatorMenuItem())
if self.systray_indicator:
hide_item = Gtk.MenuItem.new_with_mnemonic(
_("_Show Virtual Machine Manager"))
hide_item.connect("activate", self.systray_activate)
self.systray_menu.add(hide_item)
exit_item = Gtk.ImageMenuItem.new_from_stock(Gtk.STOCK_QUIT, None)
exit_item.connect("activate", self.exit_app)
self.systray_menu.add(exit_item)
self.systray_menu.show_all()
def init_systray(self):
# Build the systray icon
if self.systray_icon:
return
if self.systray_indicator:
# pylint: disable=maybe-no-member
self.systray_icon = AppIndicator3.Indicator.new("virt-manager",
"virt-manager",
AppIndicator3.IndicatorCategory.OTHER)
self.systray_icon.set_status(AppIndicator3.IndicatorStatus.ACTIVE)
self.systray_icon.set_menu(self.systray_menu)
else:
self.systray_icon = Gtk.StatusIcon()
self.systray_icon.set_visible(True)
self.systray_icon.set_property("icon-name", "virt-manager")
self.systray_icon.connect("activate", self.systray_activate)
self.systray_icon.connect("popup-menu", self.systray_popup)
self.systray_icon.set_tooltip_text(_("Virtual Machine Manager"))
def show_systray(self):
do_show = self.config.get_view_system_tray()
logging.debug("Showing systray: %s", do_show)
if not self.systray_icon:
if do_show:
self.init_systray()
else:
if self.systray_indicator:
# pylint: disable=maybe-no-member
status = AppIndicator3.IndicatorStatus.PASSIVE
if do_show:
status = AppIndicator3.IndicatorStatus.ACTIVE
self.systray_icon.set_status(status)
else:
self.systray_icon.set_visible(do_show)
# Helper functions
def _get_vm_menu_item(self, vm):
connkey = vm.get_connkey()
uri = vm.conn.get_uri()
if uri in self.conn_vm_menuitems:
if connkey in self.conn_vm_menuitems[uri]:
return self.conn_vm_menuitems[uri][connkey]
return None
def _set_vm_status_icon(self, vm, menu_item):
image = Gtk.Image()
image.set_from_icon_name(vm.run_status_icon_name(),
Gtk.IconSize.MENU)
image.set_sensitive(vm.is_active())
menu_item.set_image(image)
# Listeners
def systray_activate(self, widget_ignore):
self.emit("action-toggle-manager")
def systray_popup(self, widget_ignore, button, event_time):
if button != 3:
return
self.systray_menu.popup(None, None, Gtk.StatusIcon.position_menu,
self.systray_icon, 0, event_time)
def repopulate_menu_list(self):
# Build sorted connection list
connsort = self.conn_menuitems.keys()
connsort.sort()
connsort.reverse()
# Empty conn list
for child in self.systray_menu.get_children():
if child in self.conn_menuitems.values():
self.systray_menu.remove(child)
# Build sorted conn list
for uri in connsort:
self.systray_menu.insert(self.conn_menuitems[uri], 0)
def conn_added(self, engine_ignore, conn):
conn.connect("vm-added", self.vm_added)
conn.connect("vm-removed", self.vm_removed)
conn.connect("state-changed", self.conn_state_changed)
if conn.get_uri() in self.conn_menuitems:
return
menu_item = Gtk.MenuItem.new_with_label(conn.get_pretty_desc())
menu_item.show()
vm_submenu = Gtk.Menu()
vm_submenu.show()
menu_item.set_submenu(vm_submenu)
self.conn_menuitems[conn.get_uri()] = menu_item
self.conn_vm_menuitems[conn.get_uri()] = {}
self.repopulate_menu_list()
self.conn_state_changed(conn)
self.populate_vm_list(conn)
def conn_removed(self, engine_ignore, uri):
if uri not in self.conn_menuitems:
return
menu_item = self.conn_menuitems[uri]
self.systray_menu.remove(menu_item)
menu_item.destroy()
del(self.conn_menuitems[uri])
self.conn_vm_menuitems[uri] = {}
self.repopulate_menu_list()
def conn_state_changed(self, conn):
sensitive = conn.is_active()
menu_item = self.conn_menuitems[conn.get_uri()]
menu_item.set_sensitive(sensitive)
def populate_vm_list(self, conn):
uri = conn.get_uri()
conn_menu_item = self.conn_menuitems[uri]
vm_submenu = conn_menu_item.get_submenu()
# Empty conn menu
for c in vm_submenu.get_children():
vm_submenu.remove(c)
vm_mappings = {}
for vm in conn.list_vms():
vm_mappings[vm.get_name()] = vm.get_connkey()
vm_names = vm_mappings.keys()
vm_names.sort()
if len(vm_names) == 0:
menu_item = Gtk.MenuItem.new_with_label(_("No virtual machines"))
menu_item.set_sensitive(False)
vm_submenu.insert(menu_item, 0)
return
for i in range(0, len(vm_names)):
name = vm_names[i]
connkey = vm_mappings[name]
if connkey in self.conn_vm_menuitems[uri]:
vm_item = self.conn_vm_menuitems[uri][connkey]
vm_submenu.insert(vm_item, i)
def vm_added(self, conn, connkey):
uri = conn.get_uri()
vm = conn.get_vm(connkey)
if not vm:
return
vm.connect("state-changed", self.vm_state_changed)
vm_mappings = self.conn_vm_menuitems[uri]
if connkey in vm_mappings:
return
# Build VM list entry
menu_item = Gtk.ImageMenuItem.new_with_label(vm.get_name())
menu_item.set_use_underline(False)
vm_mappings[connkey] = menu_item
vm_action_menu = vmmenu.VMActionMenu(self, lambda: vm)
menu_item.set_submenu(vm_action_menu)
self.vm_action_dict[connkey] = vm_action_menu
# Add VM to menu list
self.populate_vm_list(conn)
# Update state
self.vm_state_changed(vm)
menu_item.show()
def vm_removed(self, conn, connkey):
uri = conn.get_uri()
vm_mappings = self.conn_vm_menuitems[uri]
if not vm_mappings:
return
if connkey not in vm_mappings:
return
conn_item = self.conn_menuitems[uri]
vm_menu_item = vm_mappings[connkey]
vm_menu = conn_item.get_submenu()
vm_menu.remove(vm_menu_item)
vm_menu_item.destroy()
del(vm_mappings[connkey])
if len(vm_menu.get_children()) == 0:
placeholder = Gtk.MenuItem.new_with_label(
_("No virtual machines"))
placeholder.show()
placeholder.set_sensitive(False)
vm_menu.add(placeholder)
def vm_state_changed(self, vm):
menu_item = self._get_vm_menu_item(vm)
if not menu_item:
return
self._set_vm_status_icon(vm, menu_item)
# Update action widget states
menu = self.vm_action_dict[vm.get_connkey()]
menu.update_widget_states(vm)
def exit_app(self, ignore):
self.emit("action-exit-app")