7099db386b1f372bd2fc6db24739dcf34ec9f802 WIP: Improvements to dropdow…

…n icon to allow any button to have one

Sync to source repo @7099db386b1f372bd2fc6db24739dcf34ec9f802

css/buttons.jqueryui.css

@@ -241,14 +241,23 @@ div.dt-button-collection .dt-button {
   width: 100%;
   box-sizing: border-box;
   text-align: left;
-  display: block;
   float: none;
   margin-right: 0;
   margin-bottom: 4px;
+  display: flex;
+  float: none;
+  justify-content: space-between;
+  align-items: center;
+}
+div.dt-button-collection .dt-button .ui-icon {
+  margin-right: -9px;
 }
 div.dt-button-collection .dt-button-split {
   width: 100%;
 }
+div.dt-button-collection .dt-button-split button:last-child {
+  display: block;
+}
 div.dt-button-collection.fixed {
   position: fixed;
   display: block;

datatables.json

@@ -14,5 +14,5 @@
     ],
     "src-repo": "http://github.com/DataTables/Buttons",
     "last-tag": "3.1.2",
-    "last-sync": "70c236b07d2fb7c41887b178e59c10c3258fe9ab"
+    "last-sync": "7099db386b1f372bd2fc6db24739dcf34ec9f802"
 }

js/buttons.jqueryui.js

@@ -56,9 +56,6 @@ var DataTable = $.fn.dataTable;
 $.extend(true, DataTable.Buttons.defaults, {
 	dom: {
 		collection: {
-			action: {
-				dropHtml: '<span class="ui-button-icon-primary ui-icon ui-icon-triangle-1-s"/>'
-			},
 			button: {
 				active: 'dt-button-active'
 			}
@@ -73,7 +70,9 @@ $.extend(true, DataTable.Buttons.defaults, {
 			liner: {
 				tag: 'span',
 				className: ''
-			}
+			},
+			dropHtml: '<span class="ui-button-icon-primary ui-icon ui-icon-triangle-1-s"/>',
+			dropClass: ''
 		},
 		split: {
 			action: {
@@ -82,7 +81,6 @@ $.extend(true, DataTable.Buttons.defaults, {
 			},
 			dropdown: {
 				tag: 'button',
-				dropHtml: '<span class="ui-button-icon-primary ui-icon ui-icon-triangle-1-s"/>',
 				className: 'dt-button-split-drop ui-button ui-corner-right'
 			},
 			wrapper: {