+
+ onMaskBeforeShow: function(){
+ var me = this;
+ me.getSelectionModel().deselectAll();
+ me.all.clear();
+ if (me.loadingHeight) {
+ me.setCalculatedSize(undefined, me.loadingHeight);
+ }
+ },
+
+ onMaskHide: function(){
+ if (!this.destroying && this.loadingHeight) {
+ this.setHeight(this.height);
+ }
+ },
+
+ afterRender: function() {
+ this.callParent(arguments);