diff --git a/minisqlquery-master/src/MiniSqlQuery.Core/Commands/CloseActiveWindowCommand.cs b/minisqlquery-master/src/MiniSqlQuery.Core/Commands/CloseActiveWindowCommand.cs
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index 0000000..964a25e
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+++ b/minisqlquery-master/src/MiniSqlQuery.Core/Commands/CloseActiveWindowCommand.cs
@@ -0,0 +1,46 @@
+#region License
+
+// Copyright 2005-2019 Paul Kohler (https://github.com/paulkohler/minisqlquery). All rights reserved.
+// This source code is made available under the terms of the GNU Lesser General Public License v3.0
+// https://github.com/paulkohler/minisqlquery/blob/master/LICENSE
+#endregion
+
+
+namespace MiniSqlQuery.Core.Commands
+{
+ /// <summary>
+ /// The close active window command.
+ /// </summary>
+ public class CloseActiveWindowCommand
+ : CommandBase
+ {
+ /// <summary>
+ /// Initializes a new instance of the <see cref = "CloseActiveWindowCommand" /> class.
+ /// </summary>
+ public CloseActiveWindowCommand()
+ : base("&Close")
+ {
+ }
+
+ /// <summary>
+ /// Gets a value indicating whether Enabled.
+ /// </summary>
+ /// <value>The enabled state.</value>
+ public override bool Enabled
+ {
+ get { return HostWindow.ActiveChildForm != null; }
+ }
+
+ /// <summary>
+ /// Execute the command.
+ /// </summary>
+ public override void Execute()
+ {
+ var frm = HostWindow.ActiveChildForm;
+ if (frm != null)
+ {
+ frm.Close();
+ }
+ }
+ }
+}
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