Ticket #13524: 13524.5.patch

src/wp-admin/js/widgets.js

@@ -94 +94 @@
                         helper: 'clone',
                         zIndex: 100,
                         containment: '#wpwrap',
+                        refreshPositions: true,
                         start: function( event, ui ) {
                                 var chooser = $(this).find('.widgets-chooser');
 
@@ -117 +118 @@
                         }
                 });
 
+                var $hoveredWidget = false;
+
+                function closeWidgetWrap( widget ) {
+                        var $widget = $( widget.target );
+                        $hoveredWidget.addClass( 'closed' );
+                        $widget.css( 'min-height', '' );
+                        $hoveredWidget = false;
+                }
+
+                sidebars.droppable( {
+                        tolerance: 'touch',
+                        over     : function( e, ui ) {
+                                var $widget = $( e.target ),
+                                        $wrap = $widget.parent();
+
+                                if ( $hoveredWidget && $wrap !== $hoveredWidget ) {
+                                        closeWidgetWrap( e );
+                                }
+
+                                if ( $wrap.hasClass( 'closed' ) ) {
+                                        $hoveredWidget = $wrap;
+                                        $wrap.removeClass( 'closed' );
+                                }
+                        },
+
+                        out: function( e, ui ) {
+                                if ( $hoveredWidget ) {
+                                        closeWidgetWrap( e );
+                                }
+                        }
+                } );
+
                 sidebars.sortable({
                         placeholder: 'widget-placeholder',
                         items: '> .widget',