Allow disabling griddly button menu items

Don't run click on disabled griddly buttons

Author: programcsharp

Griddly/Scripts/griddly.js

@@ -1219,6 +1219,10 @@
     GriddlyButton.handleClick = $.proxy(function (event)
     {
         var button = $(event.currentTarget);
+
+        if (button.hasClass("disabled"))
+            return false;
+
         var griddly = button.closest("[data-role=griddly]");
         var url = button.data("url");
         var toggle = button.data("toggle");

Griddly/Views/Shared/Griddly/BootstrapButton.cshtml

@@ -39,11 +39,11 @@ else
             {
                 if (button is GriddlyHtmlButton)
                 {
-                    <li>@(((GriddlyHtmlButton)button).HtmlTemplate(button))</li>
+                    <li class="@(!button.Enabled || button.EnableOnSelection == true ? "disabled" : null)" @Html.AttributeIf("data-enable-on-selection", button.EnableOnSelection, button.EnableOnSelection.ToString().ToLower())>@(((GriddlyHtmlButton)button).HtmlTemplate(button))</li>
                 }
                 else if (!button.IsSeparator)
                 {
-                    <li>@RenderLink(button, false, true)</li>
+                    <li class="@(!button.Enabled || button.EnableOnSelection == true ? "disabled" : null)" @Html.AttributeIf("data-enable-on-selection", button.EnableOnSelection, button.EnableOnSelection.ToString().ToLower())>@RenderLink(button, false, true)</li>
                 }
                 else
                 {