mirror of
https://github.com/xcp-ng/xenadmin.git
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0927fd02c8
Modified BuildList() method to remove and add dataGridViewRows only when needed (previously all rows were cleared and new rows were added every time BuildList method was executed). Signed-off-by: Adrian Jachacy <Adrian.Jachacy@citrix.com>
564 lines
22 KiB
C#
564 lines
22 KiB
C#
/* Copyright (c) Citrix Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Linq;
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using System.Windows.Forms;
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using XenAdmin.Controls;
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using XenAdmin.Core;
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using XenAdmin.Actions;
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using XenAPI;
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using XenAdmin.Dialogs;
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using XenAdmin.Commands;
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namespace XenAdmin.TabPages
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{
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internal partial class SrStoragePage : BaseTabPage
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{
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private SR sr;
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private readonly DataGridViewColumn sizeColumn;
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private readonly DataGridViewColumn storageLinkVolumeColumn;
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private bool rebuildRequired = false;
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public SrStoragePage()
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{
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InitializeComponent();
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storageLinkVolumeColumn = ColumnVolume;
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sizeColumn = ColumnSize;
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for (int i = 0; i < 5; i++)
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{
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dataGridViewVDIs.Columns[i].SortMode = DataGridViewColumnSortMode.Automatic;
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}
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dataGridViewVDIs.SortCompare += DataGridViewObject_SortCompare;
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dataGridViewVDIs.SelectionChanged += dataGridViewVDIs_SelectedIndexChanged;
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dataGridViewVDIs.MouseUp += dataGridViewVDIs_MouseUp;
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dataGridViewVDIs.KeyUp += dataGridViewVDIs_KeyUp;
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ConnectionsManager.History.CollectionChanged += new CollectionChangeEventHandler(History_CollectionChanged);
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base.Text = Messages.VIRTUAL_DISKS;
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Properties.Settings.Default.PropertyChanged += Default_PropertyChanged;
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}
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private void SetupDeprecationBanner()
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{
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if (sr != null && SR.IsIslOrIslLegacy(sr))
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{
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Banner.AppliesToVersion = Messages.XENSERVER_6_2;
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Banner.BannerType = DeprecationBanner.Type.Deprecation;
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Banner.FeatureName = Messages.ISL_SR;
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Banner.LinkUri = new Uri(InvisibleMessages.ISL_DEPRECATION_URL);
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Banner.Visible = true;
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}
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else
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Banner.Visible = false;
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}
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public SR SR
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{
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set
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{
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Program.AssertOnEventThread();
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if (sr != null)
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{
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sr.PropertyChanged -= sr_PropertyChanged;
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sr.Connection.Cache.DeregisterBatchCollectionChanged<VDI>(VDI_BatchCollectionChanged);
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sr.Connection.XenObjectsUpdated -= Connection_XenObjectsUpdated;
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}
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sr = value;
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if (sr != null)
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{
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sr.PropertyChanged += sr_PropertyChanged;
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sr.Connection.Cache.RegisterBatchCollectionChanged<VDI>(VDI_BatchCollectionChanged);
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addVirtualDiskButton.Visible = sr.SupportsVdiCreate();
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sr.Connection.XenObjectsUpdated += Connection_XenObjectsUpdated;
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}
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// removeDropDownButton and addDropDownButton are for storagelink. They contain extra stuff for adding
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// and removing SL volumes.
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addDropDownButton.Visible = sr != null && sr.type == "cslg" && sr.StorageLinkRepository(Program.StorageLinkConnections) != null;
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addVirtualDiskButton.Visible &= !addDropDownButton.Visible;
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removeDropDownButton.Visible = addDropDownButton.Visible;
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RemoveButtonContainer.Visible = !removeDropDownButton.Visible;
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BuildList();
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SetupDeprecationBanner();
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}
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}
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private void BuildList()
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{
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dataGridViewVDIs.SuspendLayout();
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try
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{
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if (sr == null)
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return;
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List<VDI> vdis =
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sr.Connection.ResolveAll(sr.VDIs).Where(
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vdi =>
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vdi.Show(Properties.Settings.Default.ShowHiddenVMs && !vdi.IsAnIntermediateStorageMotionSnapshot))
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.ToList();
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List<VDIRow> vdisToRemove =
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dataGridViewVDIs.Rows.OfType<VDIRow>().Where(vdiRow => !vdis.Contains(vdiRow.VDI)).OrderByDescending(row => row.Index).ToList();
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foreach (var vdiRow in vdisToRemove)
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{
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dataGridViewVDIs.Rows.RemoveAt(vdiRow.Index);
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}
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storageLinkVolumeColumn.Visible = vdis.Find(v => v.sm_config.ContainsKey("SVID")) != null;
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foreach (VDI vdi in vdis)
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{
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VDI vdi1 = vdi;
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VDIRow vdiRow = dataGridViewVDIs.Rows.OfType<VDIRow>().FirstOrDefault(row => row.VDI.Equals(vdi1));
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if (vdiRow != null)
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{
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vdiRow.UpdateRowDetails(vdi, storageLinkVolumeColumn.Visible);
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continue;
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}
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VDIRow newRow = new VDIRow(vdi, storageLinkVolumeColumn.Visible);
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dataGridViewVDIs.Rows.Add(newRow);
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}
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}
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finally
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{
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if (dataGridViewVDIs.SortedColumn != null && dataGridViewVDIs.SortOrder != SortOrder.None)
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dataGridViewVDIs.Sort(dataGridViewVDIs.SortedColumn,
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dataGridViewVDIs.SortOrder == SortOrder.Ascending ? ListSortDirection.Ascending : ListSortDirection.Descending);
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dataGridViewVDIs.ResumeLayout();
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}
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RefreshButtons();
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}
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private SelectedItemCollection SelectedVDIs
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{
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get
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{
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List<SelectedItem> vdis = new List<SelectedItem>();
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foreach (DataGridViewRow r in dataGridViewVDIs.SelectedRows)
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{
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VDIRow row = r as VDIRow;
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if (row != null)
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vdis.Add(new SelectedItem(row.VDI));
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}
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return new SelectedItemCollection(vdis);
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}
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}
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#region events
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void History_CollectionChanged(object sender, CollectionChangeEventArgs e)
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{
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Program.BeginInvoke(Program.MainWindow, () =>
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{
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SrRefreshAction a = e.Element as SrRefreshAction;
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if (a == null)
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return;
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if (e.Action == CollectionChangeAction.Add)
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a.Completed += new EventHandler<EventArgs>(a_Completed);
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if (e.Action == CollectionChangeAction.Remove)
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a.Completed -= new EventHandler<EventArgs>(a_Completed);
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RefreshButtons();
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});
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}
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void a_Completed(object sender, EventArgs e)
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{
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Program.Invoke(Program.MainWindow, delegate
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{
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RefreshButtons();
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});
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}
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void Connection_XenObjectsUpdated(object sender, EventArgs e)
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{
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if (rebuildRequired)
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BuildList();
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rebuildRequired = false;
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}
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void sr_PropertyChanged(object sender1, PropertyChangedEventArgs e)
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{
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if (e.PropertyName == "VDIs")
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rebuildRequired = true;
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}
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private void VDI_BatchCollectionChanged(object sender, EventArgs e)
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{
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rebuildRequired = true;
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}
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private void Default_PropertyChanged(object sender, PropertyChangedEventArgs e)
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{
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if (e.PropertyName != "ShowHiddenVMs")
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return;
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Program.Invoke(this, BuildList);
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}
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#endregion
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#region datagridviewevents
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void DataGridViewObject_SortCompare(object sender, DataGridViewSortCompareEventArgs e)
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{
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if (e.Column.Index == sizeColumn.Index)
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{
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VDI vdi1 = ((VDIRow)dataGridViewVDIs.Rows[e.RowIndex1]).VDI;
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VDI vdi2 = ((VDIRow)dataGridViewVDIs.Rows[e.RowIndex2]).VDI;
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long diff = vdi1.virtual_size - vdi2.virtual_size;
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e.SortResult =
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diff > 0 ? 1 :
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diff < 0 ? -1 :
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0;
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e.Handled = true;
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}
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}
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private void dataGridViewVDIs_SelectedIndexChanged(object sender, EventArgs e)
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{
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RefreshButtons();
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}
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private void dataGridViewVDIs_KeyUp(object sender, KeyEventArgs e)
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{
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if (e.KeyCode != Keys.Apps)
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return;
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if (dataGridViewVDIs.SelectedRows.Count <= 0)
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return;
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DataGridViewRow row = dataGridViewVDIs.SelectedRows[0];
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contextMenuStrip1.Show(dataGridViewVDIs, 5, row.Height * (row.Index + 2));
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}
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private void dataGridViewVDIs_MouseUp(object sender, MouseEventArgs e)
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{
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// Load context menus on right mouse click
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DataGridView.HitTestInfo hitTestInfo;
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if (e.Button == MouseButtons.Right)
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{
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hitTestInfo = dataGridViewVDIs.HitTest(e.X, e.Y);
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if (hitTestInfo.Type == DataGridViewHitTestType.Cell)
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{
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if (dataGridViewVDIs.Rows.Count >= 0)
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{
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if (!dataGridViewVDIs.Rows[hitTestInfo.RowIndex].Selected)
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{
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// Select the row that the user right clicked on (similiar to outlook) if it's not already in the selection
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// (avoids clearing a multiselect if you right click inside it)
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dataGridViewVDIs.CurrentCell = dataGridViewVDIs[hitTestInfo.ColumnIndex, hitTestInfo.RowIndex];
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}
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// Show the menus. We will always have at least one (Add).
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contextMenuStrip1.Show(dataGridViewVDIs, new Point(e.X, e.Y));
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}
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}
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}
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}
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#endregion
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#region Button and context menu population
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private void contextMenuStrip_Opening(object sender, CancelEventArgs e)
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{
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SelectedItemCollection vdis = SelectedVDIs;
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if (vdis.Count == 0)
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return;
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contextMenuStrip1.Items.Clear();
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DeleteVirtualDiskCommand deleteCmd = new DeleteVirtualDiskCommand(Program.MainWindow.CommandInterface, vdis);
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contextMenuStrip1.Items.Add(new CommandToolStripMenuItem(deleteCmd, true));
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contextMenuStrip1.Items.Add(new CommandToolStripMenuItem(MoveMigrateCommand(vdis), true));
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contextMenuStrip1.Items.Add(editVirtualDiskToolStripMenuItem);
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editVirtualDiskToolStripMenuItem.Enabled = vdis.Count == 1 && !vdis.AsXenObjects<VDI>()[0].is_a_snapshot;
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}
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private Command MoveMigrateCommand(IEnumerable<SelectedItem> selection)
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{
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MoveVirtualDiskCommand moveCmd = new MoveVirtualDiskCommand(Program.MainWindow.CommandInterface, selection);
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if (moveCmd.CanExecute())
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return moveCmd;
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return new MigrateVirtualDiskCommand(Program.MainWindow.CommandInterface, selection);
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}
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private void RefreshButtons()
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{
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bool srLocked = sr == null || sr.Locked;
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SelectedItemCollection vdis = SelectedVDIs;
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// Delete button
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DeleteVirtualDiskCommand deleteCmd = new DeleteVirtualDiskCommand(Program.MainWindow.CommandInterface, vdis);
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// User has visibility that this disk is related to all it's VM. Allow deletion with multiple VBDs (non default behaviour),
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// but don't allow them to delete if a running vm is using the disk (default behaviour).
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deleteCmd.AllowMultipleVBDDelete = true;
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if (deleteCmd.CanExecute())
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{
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RemoveButton.Enabled = true;
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RemoveButtonContainer.RemoveAll();
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}
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else
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{
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RemoveButton.Enabled = false;
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RemoveButtonContainer.SetToolTip(deleteCmd.ToolTipText);
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}
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// Move button
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Command moveCmd = MoveMigrateCommand(vdis);
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if (moveCmd.CanExecute())
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{
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buttonMove.Enabled = true;
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toolTipContainerMove.RemoveAll();
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}
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else
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{
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buttonMove.Enabled = false;
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toolTipContainerMove.SetToolTip(moveCmd.ToolTipText);
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}
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// Rescan button
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if (srLocked)
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{
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buttonRefresh.Enabled = false;
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}
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else if (HelpersGUI.BeingScanned(sr))
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{
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buttonRefresh.Enabled = false;
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toolTipContainerRescan.SetToolTip(Messages.SCAN_IN_PROGRESS_TOOLTIP);
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}
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else
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{
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buttonRefresh.Enabled = true;
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toolTipContainerRescan.RemoveAll();
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}
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// Add VDI button
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addVirtualDiskButton.Enabled = !srLocked;
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// Properties button
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if (vdis.Count == 1)
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{
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VDI vdi = vdis.AsXenObjects<VDI>()[0];
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EditButton.Enabled = !srLocked && !vdi.is_a_snapshot && !vdi.Locked;
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}
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else
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EditButton.Enabled = false;
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// Remove drop down button
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removeDropDownButton.Enabled = deleteCmd.CanExecute();
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}
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private void removeContextMenuStrip_Opening(object sender, CancelEventArgs e)
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{
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removeContextMenuStrip.Items.Clear();
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SelectedItemCollection vdis = SelectedVDIs;
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if (vdis.Count > 0)
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{
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Command cmd = new DeleteVirtualDiskCommand(Program.MainWindow.CommandInterface, vdis);
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removeContextMenuStrip.Items.Add(new CommandToolStripMenuItem(cmd, Messages.DELETE_VIRTUAL_DISK));
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cmd = new RemoveStorageLinkVolumeCommand(Program.MainWindow.CommandInterface, sr.StorageLinkRepository(Program.StorageLinkConnections), vdis);
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removeContextMenuStrip.Items.Add(new CommandToolStripMenuItem(cmd, Messages.DELETE_SL_VOLUME_CONTEXT_MENU_ELIPS));
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}
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}
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private void addContextMenuStrip_Opening(object sender, CancelEventArgs e)
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{
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addContextMenuStrip.Items.Clear();
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Command cmd = new AddVirtualDiskCommand(Program.MainWindow.CommandInterface, sr);
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addContextMenuStrip.Items.Add(new CommandToolStripMenuItem(cmd, Messages.ADD_VIRTUAL_DISK));
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cmd = new ImportStorageLinkVolumeCommand(Program.MainWindow.CommandInterface, sr.StorageLinkRepository(Program.StorageLinkConnections));
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addContextMenuStrip.Items.Add(new CommandToolStripMenuItem(cmd, Messages.ADD_SL_VOLUME));
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}
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#endregion
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#region buttonHandlers
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private void removeVirtualDisk_Click(object sender, EventArgs e)
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{
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SelectedItemCollection vdis = SelectedVDIs;
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DeleteVirtualDiskCommand cmd = new DeleteVirtualDiskCommand(Program.MainWindow.CommandInterface, vdis);
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cmd.AllowMultipleVBDDelete = true;
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if (cmd.CanExecute())
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cmd.Execute();
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}
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private void editVirtualDiskToolStripMenuItem_Click(object sender, EventArgs e)
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{
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SelectedItemCollection vdis = SelectedVDIs;
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if (vdis.Count != 1)
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return;
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VDI vdi = vdis.AsXenObjects<VDI>()[0];
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if (vdi.is_a_snapshot)
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return;
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new PropertiesDialog(vdi).ShowDialog(this);
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}
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private void addVirtualDiskButton_Click(object sender, EventArgs e)
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{
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if (sr != null)
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Program.MainWindow.ShowPerConnectionWizard(sr.Connection, new Dialogs.NewDiskDialog(sr.Connection, sr));
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}
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private void RemoveButton_Click(object sender, EventArgs e)
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{
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removeVirtualDisk_Click(sender, e);
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}
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private void EditButton_Click(object sender, EventArgs e)
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{
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editVirtualDiskToolStripMenuItem_Click(sender, e);
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}
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private void buttonRefresh_Click(object sender, EventArgs e)
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{
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SrRefreshAction a = new SrRefreshAction(sr);
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a.RunAsync();
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}
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private void moveVirtualDiskToolStripMenuItem_Click(object sender, EventArgs e)
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{
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SelectedItemCollection vdis = SelectedVDIs;
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Command cmd = MoveMigrateCommand(vdis);
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if (cmd.CanExecute())
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cmd.Execute();
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}
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private void buttonMove_Click(object sender, EventArgs e)
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{
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moveVirtualDiskToolStripMenuItem_Click(sender, e);
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}
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#endregion
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public class VDIRow : DataGridViewRow
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{
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public VDI VDI { get; private set; }
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private bool showStorageLink = false;
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public VDIRow(VDI vdi, bool showStorageLink)
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{
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this.showStorageLink = showStorageLink;
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VDI = vdi;
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for (int i = 0; i < 5; i++)
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{
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Cells.Add(new DataGridViewTextBoxCell());
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Cells[i].Value = GetCellText(i);
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}
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}
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private string GetCellText(int cellIndex)
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{
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switch (cellIndex)
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{
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case 0:
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return VDI.Name;
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case 1:
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if (Helpers.BostonOrGreater(VDI.Connection))
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{
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string name;
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if (VDI.sm_config.TryGetValue("displayname", out name))
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{
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return name;
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}
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return string.Empty;
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}
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StorageLinkVolume volume = showStorageLink ? VDI.StorageLinkVolume(Program.StorageLinkConnections.GetCopy()) : null;
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return volume == null ? string.Empty : volume.Name;
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case 2:
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return VDI.Description;
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case 3:
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return VDI.SizeText;
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case 4:
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return VDI.VMsOfVDI;
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default:
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return "";
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}
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}
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public void UpdateRowDetails(VDI vdi, bool showSL)
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{
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VDI = vdi;
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showStorageLink = showSL;
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for (int i = 0; i < 5; i++)
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|
{
|
|
Cells[i].Value = GetCellText(i);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void dataGridViewVDIs_CellMouseUp(object sender, DataGridViewCellMouseEventArgs e)
|
|
{
|
|
// Select the row that the user right clicked on if it's not already in the selection
|
|
if (e.Button == MouseButtons.Right && e.RowIndex >= 0)
|
|
{
|
|
if (!dataGridViewVDIs.Rows[e.RowIndex].Selected)
|
|
{
|
|
// Check if the CurrentCell is the cell the user right clicked on (but the row is not Selected) [CA-64954]
|
|
// This happens when the grid is initially shown: the current cell is the first cell in the first column, but the row is not selected
|
|
if (dataGridViewVDIs.CurrentCell == dataGridViewVDIs[e.ColumnIndex, e.RowIndex])
|
|
dataGridViewVDIs.Rows[e.RowIndex].Selected = true;
|
|
else
|
|
dataGridViewVDIs.CurrentCell = dataGridViewVDIs[e.ColumnIndex, e.RowIndex];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|