xenadmin/XenAdmin/Commands/EnablePvsReadCachingCommand.cs
Konstantina Chremmou d7b519a53c Updated copyright notice on files.
Signed-off-by: Konstantina Chremmou <Konstantina.Chremmou@cloud.com>
2023-01-30 16:24:16 +00:00

110 lines
3.8 KiB
C#

/* Copyright (c) Cloud Software Group, Inc.
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using System.Collections.Generic;
using XenAPI;
using XenAdmin.Dialogs;
using System.Linq;
namespace XenAdmin.Commands
{
/// <summary>
/// Shows the properties dialog for the selected XenObject.
/// </summary>
internal class EnablePvsReadCachingCommand : Command
{
/// <summary>
/// Initializes a new instance of this Command. The parameter-less constructor is required if
/// this Command is to be attached to a ToolStrip menu item or button. It should not be used in any other scenario.
/// </summary>
public EnablePvsReadCachingCommand()
{
}
public EnablePvsReadCachingCommand(IMainWindow mainWindow, IEnumerable<SelectedItem> selection)
: base(mainWindow, selection)
{
}
public EnablePvsReadCachingCommand(IMainWindow mainWindow, IXenObject xenObject)
: base(mainWindow, xenObject)
{
}
protected virtual void Run(IList<VM> vms)
{
using (var dlg = new EnablePvsReadCachingDialog(vms))
{
dlg.ShowDialog(Program.MainWindow);
}
}
protected override void RunCore(SelectedItemCollection selection)
{
Run(selection.AsXenObjects<VM>());
}
protected override bool CanRunCore(SelectedItemCollection selection)
{
// Must have a selection, of all VMs
if (selection.Any() && selection.AllItemsAre<VM>())
{
// Must all be in the same pool, which must have at least one PVS site
var connection = selection.GetConnectionOfAllItems();
if (connection == null || !connection.Cache.PVS_sites.Any())
{
return false;
}
// At least one must not currently have a PVS Proxy
var vms = selection.AsXenObjects<VM>();
if (vms.Any(vm => vm.PvsProxy() == null))
{
return true;
}
}
return false;
}
public override string ButtonText
{
get { return Messages.ENABLE_PVS_READ_CACHING_BUTTON; }
}
public override string MenuText
{
get { return Messages.ENABLE_PVS_READ_CACHING_MENU; }
}
}
}