virt-manager/virtManager/systray.py

456 lines
16 KiB
Python

#
# Copyright (C) 2009 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 virtManager.baseclass import vmmGObject
from virtManager.error import vmmErrorDialog
try:
import appindicator
except:
appindicator = None
def build_image_menu_item(label):
hasfunc = hasattr(Gtk.ImageMenuItem, "set_use_underline")
if hasfunc:
label.replace("_", "__")
menu_item = Gtk.ImageMenuItem(label)
if hasfunc:
menu_item.set_use_underline(False)
return menu_item
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-show-host": (GObject.SignalFlags.RUN_FIRST, None, [str]),
"action-show-vm": (GObject.SignalFlags.RUN_FIRST, None, [str, str]),
"action-exit-app": (GObject.SignalFlags.RUN_FIRST, None, []),
}
def __init__(self, engine):
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
engine.connect("conn-added", self.conn_added)
engine.connect("conn-removed", self.conn_removed)
# Are we using Application Indicators?
if appindicator is not None:
self.systray_indicator = True
self.init_systray_menu()
self.add_gconf_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
# 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("_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:
self.systray_icon = appindicator.Indicator("virt-manager",
"virt-manager-icon",
appindicator.CATEGORY_OTHER)
self.systray_icon.set_status(appindicator.STATUS_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, ignore1=None, ignore2=None, ignore3=None,
ignore4=None):
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:
if do_show:
self.systray_icon.set_status(appindicator.STATUS_ACTIVE)
else:
self.systray_icon.set_status(appindicator.STATUS_PASSIVE)
else:
self.systray_icon.set_visible(do_show)
def build_vm_menu(self, vm):
icon_size = Gtk.IconSize.MENU
pause_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Pause"))
pause_img = Gtk.Image.new_from_stock(Gtk.STOCK_MEDIA_PAUSE, icon_size)
pause_item.set_image(pause_img)
pause_item.connect("activate", self.run_vm_action,
"action-suspend-domain", vm.get_uuid())
resume_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Resume"))
resume_img = Gtk.Image.new_from_stock(Gtk.STOCK_MEDIA_PAUSE,
icon_size)
resume_item.set_image(resume_img)
resume_item.connect("activate", self.run_vm_action,
"action-resume-domain", vm.get_uuid())
run_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Run"))
run_img = Gtk.Image.new_from_stock(Gtk.STOCK_MEDIA_PLAY, icon_size)
run_item.set_image(run_img)
run_item.connect("activate", self.run_vm_action,
"action-run-domain", vm.get_uuid())
# Shutdown menu
reboot_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Reboot"))
reboot_img = Gtk.Image.new_from_icon_name("system-shutdown", icon_size)
reboot_item.set_image(reboot_img)
reboot_item.connect("activate", self.run_vm_action,
"action-reboot-domain", vm.get_uuid())
reboot_item.show()
shutdown_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Shut Down"))
shutdown_img = Gtk.Image.new_from_icon_name("system-shutdown",
icon_size)
shutdown_item.set_image(shutdown_img)
shutdown_item.connect("activate", self.run_vm_action,
"action-shutdown-domain", vm.get_uuid())
shutdown_item.show()
reset_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Force Reset"))
reset_img = Gtk.Image.new_from_icon_name("system-shutdown", icon_size)
reset_item.set_image(reset_img)
reset_item.show()
reset_item.connect("activate", self.run_vm_action,
"action-reset-domain", vm.get_uuid())
destroy_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Force Off"))
destroy_img = Gtk.Image.new_from_icon_name("system-shutdown",
icon_size)
destroy_item.set_image(destroy_img)
destroy_item.show()
destroy_item.connect("activate", self.run_vm_action,
"action-destroy-domain", vm.get_uuid())
shutdown_menu = Gtk.Menu()
shutdown_menu.add(reboot_item)
shutdown_menu.add(shutdown_item)
shutdown_menu.add(reset_item)
shutdown_menu.add(destroy_item)
shutdown_menu_item = Gtk.ImageMenuItem.new_with_mnemonic(_("_Shut Down"))
shutdown_menu_img = Gtk.Image.new_from_icon_name("system-shutdown",
icon_size)
shutdown_menu_item.set_image(shutdown_menu_img)
shutdown_menu_item.set_submenu(shutdown_menu)
sep = Gtk.SeparatorMenuItem()
open_item = Gtk.ImageMenuItem.new_from_stock("gtk-open", None)
open_item.show()
open_item.connect("activate", self.run_vm_action,
"action-show-vm", vm.get_uuid())
vm_action_dict = {}
vm_action_dict["run"] = run_item
vm_action_dict["pause"] = pause_item
vm_action_dict["resume"] = resume_item
vm_action_dict["shutdown_menu"] = shutdown_menu_item
vm_action_dict["reboot"] = reboot_item
vm_action_dict["shutdown"] = shutdown_item
vm_action_dict["reset"] = reset_item
vm_action_dict["destroy"] = destroy_item
vm_action_dict["sep"] = sep
vm_action_dict["open"] = open_item
menu = Gtk.Menu()
for key in ["run", "pause", "resume", "shutdown_menu", "sep", "open"]:
item = vm_action_dict[key]
item.show_all()
menu.add(vm_action_dict[key])
return menu, vm_action_dict
# Helper functions
def _get_vm_menu_item(self, vm):
uuid = vm.get_uuid()
uri = vm.conn.get_uri()
if uri in self.conn_vm_menuitems:
if uuid in self.conn_vm_menuitems[uri]:
return self.conn_vm_menuitems[uri][uuid]
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_inactive())
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 not uri 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):
# XXX: Even 'paused' 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.vms.values():
vm_mappings[vm.get_name()] = vm.get_uuid()
vm_names = vm_mappings.keys()
vm_names.sort()
if len(vm_names) == 0:
menu_item = Gtk.MenuItem(_("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]
uuid = vm_mappings[name]
if uuid in self.conn_vm_menuitems[uri]:
vm_item = self.conn_vm_menuitems[uri][uuid]
vm_submenu.insert(vm_item, i)
def vm_added(self, conn, uuid):
uri = conn.get_uri()
vm = conn.get_vm(uuid)
if not vm:
return
vm.connect("status-changed", self.vm_state_changed)
vm_mappings = self.conn_vm_menuitems[uri]
if uuid in vm_mappings:
return
# Build VM list entry
menu_item = build_image_menu_item(vm.get_name())
vm_mappings[uuid] = menu_item
vm_action_menu, vm_action_dict = self.build_vm_menu(vm)
menu_item.set_submenu(vm_action_menu)
self.vm_action_dict[uuid] = vm_action_dict
# 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, uuid):
uri = conn.get_uri()
vm_mappings = self.conn_vm_menuitems[uri]
if not vm_mappings:
return
if uuid in vm_mappings:
conn_item = self.conn_menuitems[uri]
vm_menu_item = vm_mappings[uuid]
vm_menu = conn_item.get_submenu()
vm_menu.remove(vm_menu_item)
vm_menu_item.destroy()
del(vm_mappings[uuid])
if len(vm_menu.get_children()) == 0:
placeholder = Gtk.MenuItem(_("No virtual machines"))
placeholder.show()
placeholder.set_sensitive(False)
vm_menu.add(placeholder)
def vm_state_changed(self, vm, ignore=None, ignore2=None):
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
actions = self.vm_action_dict[vm.get_uuid()]
is_paused = vm.is_paused()
actions["run"].set_sensitive(vm.is_runable())
actions["pause"].set_sensitive(vm.is_pauseable())
actions["resume"].set_sensitive(vm.is_paused())
actions["shutdown_menu"].set_sensitive(vm.is_active())
actions["shutdown"].set_sensitive(vm.is_stoppable())
actions["reboot"].set_sensitive(vm.is_stoppable())
actions["reset"].set_sensitive(vm.is_destroyable())
actions["destroy"].set_sensitive(vm.is_destroyable())
actions["pause"].set_property("visible", not is_paused)
actions["resume"].set_property("visible", is_paused)
def run_vm_action(self, ignore, signal_name, uuid):
uri = None
for tmpuri, vm_mappings in self.conn_vm_menuitems.items():
if vm_mappings.get(uuid):
uri = tmpuri
break
if not uri:
return
self.emit(signal_name, uri, uuid)
def exit_app(self, ignore):
self.emit("action-exit-app")