/** * DD implementation for Panels. * @private */Ext.define('Ext.panel.DD', { extend: 'Ext.dd.DragSource', requires: ['Ext.panel.Proxy'], constructor : function(panel, cfg){ var me = this; me.panel = panel; me.dragData = {panel: panel}; me.panelProxy = new Ext.panel.Proxy(panel, cfg); me.proxy = me.panelProxy.proxy; me.callParent([panel.el, cfg]); me.setupEl(panel); }, setupEl: function(panel){ var me = this, header = panel.header, el = panel.body; if (header) { me.setHandleElId(header.id); el = header.el; } if (el) { el.setStyle('cursor', 'move'); me.scroll = false; } else { // boxready fires after first layout, so we'll definitely be rendered panel.on('boxready', me.setupEl, me, {single: true}); } }, showFrame: Ext.emptyFn, startDrag: Ext.emptyFn, b4StartDrag: function(x, y) { this.panelProxy.show(); }, b4MouseDown: function(e) { var xy = e.getXY(), x = xy[0], y = xy[1]; this.autoOffset(x, y); }, onInitDrag : function(x, y){ this.onStartDrag(x, y); return true; }, createFrame : Ext.emptyFn, getDragEl : function(e){ var ghost = this.panelProxy.ghost; if (ghost) { return ghost.el.dom; } }, endDrag : function(e){ this.panelProxy.hide(); this.panel.saveState(); }, autoOffset : function(x, y) { x -= this.startPageX; y -= this.startPageY; this.setDelta(x, y); }, // Override this, we don't want to repair on an "invalid" drop, the panel // should main it's position onInvalidDrop: function(target, e, id) { var me = this; if (me.beforeInvalidDrop(target, e, id) !== false) { if (me.cachedTarget) { if(me.cachedTarget.isNotifyTarget){ me.cachedTarget.notifyOut(me, e, me.dragData); } me.cacheTarget = null; } if (me.afterInvalidDrop) { /** * An empty function by default, but provided so that you can perform a custom action * after an invalid drop has occurred by providing an implementation. * @param {Event} e The event object * @param {String} id The id of the dropped element * @method afterInvalidDrop */ me.afterInvalidDrop(e, id); } } }});