private void PopulateComboBox() { Program.AssertOnEventThread(); ClearDataGridView(); updatingDestinationCombobox = true; ClearComboBox(); var targetConnections = ConnectionsManager.XenConnectionsCopy.Where(con => con.IsConnected).Except(ignoredConnections).ToList(); foreach (var xenConnection in targetConnections) { DelayLoadingOptionComboBoxItem item = null; Pool pool = Helpers.GetPool(xenConnection); if (pool == null) { Host host = Helpers.GetMaster(xenConnection); if (host != null) { item = CreateDelayLoadingOptionComboBoxItem(host); m_comboBoxConnection.Items.Add(item); item.ReasonUpdated += DelayLoadedComboBoxItem_ReasonChanged; item.LoadAsync(); host.PropertyChanged -= PropertyChanged; host.PropertyChanged += PropertyChanged; } } else { item = CreateDelayLoadingOptionComboBoxItem(pool); m_comboBoxConnection.Items.Add(item); item.ReasonUpdated += DelayLoadedComboBoxItem_ReasonChanged; item.LoadAsync(); pool.PropertyChanged -= PropertyChanged; pool.PropertyChanged += PropertyChanged; } if (item != null && m_selectedObject != null && item.Item.Connection == m_selectedObject.Connection) { item.PreferAsSelectedItem = true; } xenConnection.ConnectionStateChanged -= xenConnection_ConnectionStateChanged; xenConnection.ConnectionStateChanged += xenConnection_ConnectionStateChanged; xenConnection.CachePopulated -= xenConnection_CachePopulated; xenConnection.CachePopulated += xenConnection_CachePopulated; xenConnection.Cache.RegisterCollectionChanged <Host>(Host_CollectionChangedWithInvoke); } m_comboBoxConnection.Items.Add(new AddHostExecutingComboBoxItem()); updatingDestinationCombobox = false; }
private void PopulateDataGridView(IEnableableXenObjectComboBoxItem selectedItem) { Program.AssertOnEventThread(); updatingHomeServerList = true; try { var target = m_comboBoxConnection.SelectedItem as DelayLoadingOptionComboBoxItem; m_dataGridView.SuspendLayout(); ClearDataGridView(); var hasPoolSharedStorage = target != null && HasPoolSharedStorage(target.Item.Connection); foreach (var kvp in m_vmMappings) { var tb = new DataGridViewTextBoxCell { Value = kvp.Value.VmNameLabel, Tag = kvp.Key }; var cb = new DataGridViewEnableableComboBoxCell { FlatStyle = FlatStyle.Flat }; var homeserverFilters = CreateTargetServerFilterList(selectedItem, new List <string> { kvp.Key }); if (target != null) { if (hasPoolSharedStorage) { foreach (var pool in target.Item.Connection.Cache.Pools) { var item = new NoTargetServerPoolItem(pool); cb.Items.Add(item); if ((m_selectedObject != null && m_selectedObject.opaque_ref == pool.opaque_ref) || (target.Item.opaque_ref == pool.opaque_ref)) { cb.Value = item; } break; //there exists one pool per connection } } var sortedHosts = new List <Host>(target.Item.Connection.Cache.Hosts); sortedHosts.Sort(); foreach (var host in sortedHosts) { var item = new DelayLoadingOptionComboBoxItem(host, homeserverFilters); cb.Items.Add(item); item.ParentComboBox = cb; item.PreferAsSelectedItem = m_selectedObject != null && m_selectedObject.opaque_ref == host.opaque_ref || target.Item.opaque_ref == host.opaque_ref; item.ReasonUpdated += DelayLoadedGridComboBoxItem_ReasonChanged; item.LoadAsync(); } } SetComboBoxPreSelection(cb); var row = new DataGridViewRow(); row.Cells.AddRange(tb, cb); m_dataGridView.Rows.Add(row); } HelpersGUI.ResizeGridViewColumnToAllCells(m_colTarget); //set properly the width of the last column if (restoreGridHomeServerSelection) { RestoreGridHomeServerSelectionFromMapping(); restoreGridHomeServerSelection = false; } } finally { updatingHomeServerList = false; m_dataGridView.ResumeLayout(); } }