Ticket #10364: widget-sidebar.diff

wp-admin/js/widgets.dev.js

@@ -172 +172 @@
                                 $('#removing-widget').hide().children('span').html('');
                         }
                 });
+
+                $( window ).scroll( function () {
+                        if ( wpWidgets.sidebarTimeout ) clearTimeout( wpWidgets.sidebarTimeout );
+
+                        wpWidgets.sidebarTimeout = setTimeout( function () {
+                                // Don't try and be helpful when the user is dragging something.
+                                if ( $( '.ui-draggable-dragging' ).length > 0 ) return;
+
+                                var sidebar = $( '#widgets-right' );
+                                var relativeScroll = $( window ).scrollTop() - ( sidebar.parent().offset().top - $( '#wpadminbar' ).height() );
+
+                                if ( relativeScroll > 0 ) {
+                                        var currentMarginTop = parseInt( sidebar.css( 'marginTop' ), 10 );
+
+                                        if ( relativeScroll < currentMarginTop ) {
+                                                sidebar.stop().animate( { marginTop : relativeScroll } );
+                                        }
+                                        else {
+                                                var windowHeight = $( window ).height();
+                                                var sidebarHeight = sidebar.height();
+
+                                                if ( windowHeight > sidebarHeight ) {
+                                                        sidebar.stop().animate( { marginTop : relativeScroll } );
+                                                }
+                                                else if ( windowHeight + relativeScroll - sidebarHeight + currentMarginTop > 0 ) {
+                                                        sidebar.stop().animate( { marginTop : windowHeight + relativeScroll - sidebarHeight } );
+                                                }
+                                        }
+                                }
+                                else {
+                                        sidebar.stop().animate( { marginTop : 0 } );
+                                }
+                        }, 250 );
+                } );
         },
 
         saveOrder : function(sb) {