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using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
using XenAdmin.Actions;
using XenAdmin.Core;
using XenAdmin.Properties;
using XenAPI;
using XenAdmin.Dialogs;
using XenAdmin.Actions.HostActions;
namespace XenAdmin.Commands
{
///
/// Powers on the selected hosts.
///
internal class PowerOnHostCommand : Command
{
///
/// 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.
///
public PowerOnHostCommand()
{
}
public PowerOnHostCommand(IMainWindow mainWindow, IEnumerable selection)
: base(mainWindow, selection)
{
}
public PowerOnHostCommand(IMainWindow mainWindow, Host host)
: base(mainWindow, host)
{
}
public override string MenuText
{
get
{
return Messages.MAINWINDOW_POWER_ON;
}
}
public override string ToolBarText
{
get
{
return Messages.MAINWINDOW_POWER_ON_NO_AMP;
}
}
public override Image MenuImage
{
get
{
return Images.StaticImages._001_PowerOn_h32bit_16;
}
}
protected override void ExecuteCore(SelectedItemCollection selection)
{
List actions = new List();
foreach (Host host in selection.AsXenObjects(CanExecute))
{
var action = new HostPowerOnAction( host);
action.Completed += Program.MainWindow.action_Completed;
actions.Add(action);
}
RunMultipleActions(actions, null, Messages.ACTION_HOST_STARTING, Messages.ACTION_HOST_STARTED, true);
}
private static bool CanExecute(Host host)
{
return host != null
&& !host.IsLive()
&& host.allowed_operations != null && host.allowed_operations.Contains(host_allowed_operations.power_on)
&& !HelpersGUI.HasActiveHostAction(host)
&& host.power_on_mode != "";
}
protected override bool CanExecuteCore(SelectedItemCollection selection)
{
return selection.AllItemsAre() && selection.AtLeastOneXenObjectCan(CanExecute);
}
protected override CommandErrorDialog GetErrorDialogCore(IDictionary cantExecuteReasons)
{
foreach (Host host in GetSelection().AsXenObjects())
{
if (!CanExecute(host) && !host.IsLive())
{
return new CommandErrorDialog(Messages.ERROR_DIALOG_POWER_ON_HOST_TITLE, Messages.ERROR_DIALOG_POWER_ON_HOST_TEXT, cantExecuteReasons);
}
}
return null;
}
public override Keys ShortcutKeys
{
get
{
return Keys.Control | Keys.B;
}
}
public override string ShortcutKeyDisplayString
{
get
{
return Messages.MAINWINDOW_CTRL_B;
}
}
protected override string GetCantExecuteReasonCore(IXenObject item)
{
Host host = item as Host;
if (host == null)
{
return base.GetCantExecuteReasonCore(item);
}
if (host.IsLive())
{
return Messages.HOST_ALREADY_POWERED_ON;
}
else if (host.power_on_mode == "")
{
return Messages.HOST_POWER_ON_MODE_NOT_SET;
}
return base.GetCantExecuteReasonCore(item);
}
public override string ContextMenuText
{
get
{
return Messages.MAINWINDOW_POWER_ON_CONTEXT_MENU;
}
}
}
}