mirror of
https://github.com/virt-manager/virt-manager.git
synced 2024-10-26 17:25:22 +03:00
34543b3ecd
Mostly this is replaced with widget padding, and GtkBox for generic containers Signed-off-by: Cole Robinson <crobinso@redhat.com>
225 lines
6.9 KiB
Python
225 lines
6.9 KiB
Python
# Copyright (C) 2007, 2013-2014 Red Hat, Inc.
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# Copyright (C) 2007 Daniel P. Berrange <berrange@redhat.com>
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#
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# This work is licensed under the GNU GPLv2 or later.
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# See the COPYING file in the top-level directory.
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from virtinst import log
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from .lib import uiutil
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from .baseclass import vmmGObjectUI
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from .engine import vmmEngine
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from .lib.graphwidgets import Sparkline
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from .hostnets import vmmHostNets
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from .hoststorage import vmmHostStorage
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class vmmHost(vmmGObjectUI):
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@classmethod
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def show_instance(cls, parentobj, conn):
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try:
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# Maintain one dialog per connection
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uri = conn.get_uri()
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if cls._instances is None:
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cls._instances = {}
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if uri not in cls._instances:
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cls._instances[uri] = vmmHost(conn)
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cls._instances[uri].show()
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except Exception as e: # pragma: no cover
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if not parentobj:
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raise
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parentobj.err.show_err(
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_("Error launching host dialog: %s") % str(e))
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def __init__(self, conn):
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vmmGObjectUI.__init__(self, "host.ui", "vmm-host")
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self.conn = conn
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# Set default window size
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w, h = self.conn.get_details_window_size()
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if w <= 0:
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w = 800
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if h <= 0:
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h = 600
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self.topwin.set_default_size(w, h)
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self._window_size = None
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self._cpu_usage_graph = None
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self._memory_usage_graph = None
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self._init_conn_state()
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self._storagelist = None
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self._init_storage_state()
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self._hostnets = None
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self._init_net_state()
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self.builder.connect_signals({
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"on_menu_file_view_manager_activate": self._view_manager_cb,
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"on_menu_file_quit_activate": self._exit_app_cb,
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"on_menu_file_close_activate": self.close,
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"on_vmm_host_delete_event": self.close,
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"on_vmm_host_configure_event": self._window_resized_cb,
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"on_host_page_switch": self._page_changed_cb,
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"on_overview_name_changed": self._overview_name_changed_cb,
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"on_config_autoconnect_toggled": self._autoconnect_toggled_cb,
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})
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self.conn.connect("state-changed", self._conn_state_changed_cb)
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self.conn.connect("resources-sampled", self._conn_resources_sampled_cb)
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self._refresh_resources()
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self._refresh_conn_state()
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self.widget("config-autoconnect").set_active(
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self.conn.get_autoconnect())
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self._cleanup_on_conn_removed()
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#######################
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# Standard UI methods #
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#######################
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def show(self):
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log.debug("Showing host details: %s", self.conn)
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vis = self.is_visible()
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self.topwin.present()
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if vis:
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return # pragma: no cover
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vmmEngine.get_instance().increment_window_counter()
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def close(self, src=None, event=None):
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dummy = src
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dummy = event
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log.debug("Closing host window for %s", self.conn)
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if not self.is_visible():
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return
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self.topwin.hide()
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vmmEngine.get_instance().decrement_window_counter()
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return 1
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def _cleanup(self):
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if self._window_size:
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self.conn.set_details_window_size(*self._window_size)
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self.conn = None
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self._storagelist.cleanup()
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self._storagelist = None
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self._hostnets.cleanup()
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self._hostnets = None
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self._cpu_usage_graph.destroy()
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self._cpu_usage_graph = None
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self._memory_usage_graph.destroy()
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self._memory_usage_graph = None
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###########
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# UI init #
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###########
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def _init_net_state(self):
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self._hostnets = vmmHostNets(self.conn, self.builder, self.topwin)
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self.widget("net-align").add(self._hostnets.top_box)
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def _init_storage_state(self):
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self._storagelist = vmmHostStorage(self.conn, self.builder, self.topwin)
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self.widget("storage-align").add(self._storagelist.top_box)
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def _init_conn_state(self):
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uri = self.conn.get_uri()
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auto = self.conn.get_autoconnect()
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self.widget("overview-uri").set_text(uri)
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self.widget("config-autoconnect").set_active(auto)
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self._cpu_usage_graph = Sparkline()
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self._cpu_usage_graph.set_hexpand(True)
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self._cpu_usage_graph.show()
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self.widget("performance-cpu-align").add(self._cpu_usage_graph)
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self._memory_usage_graph = Sparkline()
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self._memory_usage_graph.set_hexpand(True)
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self._memory_usage_graph.show()
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self.widget("performance-memory-align").add(self._memory_usage_graph)
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######################
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# UI conn populating #
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######################
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def _refresh_resources(self):
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vm_memory = uiutil.pretty_mem(self.conn.stats_memory())
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host_memory = uiutil.pretty_mem(self.conn.host_memory_size())
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cpu_vector = self.conn.host_cpu_time_vector()
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memory_vector = self.conn.stats_memory_vector()
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cpu_vector.reverse()
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memory_vector.reverse()
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self.widget("performance-cpu").set_text("%d %%" %
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self.conn.host_cpu_time_percentage())
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self.widget("performance-memory").set_text(
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_("%(currentmem)s of %(maxmem)s") %
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{'currentmem': vm_memory, 'maxmem': host_memory})
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self._cpu_usage_graph.set_property("data_array", cpu_vector)
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self._memory_usage_graph.set_property("data_array", memory_vector)
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def _refresh_conn_state(self):
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conn_active = self.conn.is_active()
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self.topwin.set_title(
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_("%(connection)s - Connection Details") %
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{"connection": self.conn.get_pretty_desc()})
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if not self.widget("overview-name").has_focus():
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self.widget("overview-name").set_text(self.conn.get_pretty_desc())
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if conn_active:
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return
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self._hostnets.close()
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self._storagelist.close()
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################
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# UI listeners #
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################
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def _view_manager_cb(self, src):
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from .manager import vmmManager
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vmmManager.get_instance(self).show()
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def _exit_app_cb(self, src):
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vmmEngine.get_instance().exit_app()
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def _window_resized_cb(self, src, event):
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if not self.is_visible():
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return
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self._window_size = self.topwin.get_size()
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def _overview_name_changed_cb(self, src):
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src = self.widget("overview-name")
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self.conn.set_config_pretty_name(src.get_text())
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def _autoconnect_toggled_cb(self, src):
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self.conn.set_autoconnect(src.get_active())
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def _page_changed_cb(self, src, child, pagenum):
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if pagenum == 1:
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self._hostnets.refresh_page()
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elif pagenum == 2:
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self._storagelist.refresh_page()
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def _conn_state_changed_cb(self, conn):
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self._refresh_conn_state()
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def _conn_resources_sampled_cb(self, conn):
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self._refresh_resources()
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