- constructor: function(config) {
- var me = this;
-
- Ext.apply(me, config);
-
- // Create a ddGroup unless one has been configured.
- // User configuration of ddGroups allows users to specify which
- // DD instances can interact with each other. Using one
- // based on the id of the View would isolate it and mean it can only
- // interact with a DropZone on the same View also using a generated ID.
- if (!me.ddGroup) {
- me.ddGroup = 'view-dd-zone-' + me.view.id;
- }
-
- // Ext.dd.DragDrop instances are keyed by the ID of their encapsulating element.
- // So a View's DragZone cannot use the View's main element because the DropZone must use that
- // because the DropZone may need to scroll on hover at a scrolling boundary, and it is the View's
- // main element which handles scrolling.
- // We use the View's parent element to drag from. Ideally, we would use the internal structure, but that
- // is transient; DataView's recreate the internal structure dynamically as data changes.
- // TODO: Ext 5.0 DragDrop must allow multiple DD objects to share the same element.
- me.callParent([me.view.el.dom.parentNode]);
-
- me.ddel = Ext.get(document.createElement('div'));
- me.ddel.addCls(Ext.baseCSSPrefix + 'grid-dd-wrap');
+ constructor: function(headerCt) {
+ this.headerCt = headerCt;
+ this.ddGroup = this.getDDGroup();
+ this.callParent([headerCt.el]);
+ this.proxy.el.addCls(Ext.baseCSSPrefix + 'grid-col-dd');