Ensure component is initialized as well.

Ensure component is initialized as well.

Author: MayaKirova

src/iggrid/iggridbase.ts

@@ -87,7 +87,7 @@ export class IgGridBase<Model> extends IgControlBase<Model> implements AfterCont
 			}
 			//check for changes in collection
 			this._changes = this._differ.diff(this._config.dataSource);
-			if (this._changes) {
+			if (this._changes && grid) {
 				this._dataSource = jQuery.extend(true, [], this._config.dataSource);
 				this._changes.forEachAddedItem(r => this.addRow(r.item, r.currentIndex));
 				this._changes.forEachRemovedItem(r => this.deleteRow(r.item[pkKey]));

src/ighierarchicalgrid/ighierarchicalgrid.component.ts

@@ -37,7 +37,7 @@ export class IgHierarchicalGridComponent extends IgGridBase<IgHierarchicalGrid>
 
 			//check for changes in collection
 			this._changes = this._differ.diff(this._config.dataSource);
-			if (this._changes) {
+			if (this._changes && mainGrid) {
 				this._dataSource = jQuery.extend(true, [], this._config.dataSource);
 				this._changes.forEachAddedItem(r => this.addRow(r.item, r.currentIndex));
 				this._changes.forEachRemovedItem(r => this.deleteRow(r.item[pkKey]));

src/igtreegrid/igtreegrid.component.ts

@@ -39,7 +39,7 @@ export class IgTreeGridComponent extends IgGridBase<IgTreeGrid> {
 
 			//check for changes in collection
 			this._changes = this._differ.diff(this._config.dataSource);
-			if (this._changes) {
+			if (this._changes && grid) {
 				this._dataSource = jQuery.extend(true, [], this._config.dataSource);				
 				this._changes.forEachAddedItem(r => this.addRow(r.item, r.currentIndex));
 				this._changes.forEachRemovedItem(r => this.deleteRow(r.item[pkKey]));