Merge pull request #7536 from IgniteUI/mkirova/fix-5459-9.1.x

feat(igxGrid): Add a dragRowID property to the grid which holds the i…

Author: ChronosSF

projects/igniteui-angular/src/lib/grids/grid-base.directive.ts

@@ -599,6 +599,13 @@ export class IgxGridBaseDirective extends DisplayDensityBase implements
      */
     public rowDragging = false;
 
+    /**
+     * Gets the row ID that is being dragged.
+     * @remarks
+     * The row ID is either the primaryKey value or the data record instance.
+     */
+    public dragRowID = null;
+
 
    /**
     * Gets/Sets whether the rows are editable.

projects/igniteui-angular/src/lib/grids/row-drag.directive.ts

@@ -60,7 +60,7 @@ export class IgxRowDragDirective extends IgxDragDirective implements OnDestroy {
                 this._clicked = false;
                 return;
             }
-            this.row.dragging = true;
+            this.row.grid.dragRowID = this.row.rowID;
             this.row.grid.rowDragging = true;
             this.row.grid.markForCheck();
 
@@ -143,7 +143,7 @@ export class IgxRowDragDirective extends IgxDragDirective implements OnDestroy {
 
     private endDragging() {
         this.onTransitionEnd(null);
-        this.row.dragging = false;
+        this.row.grid.dragRowID = null;
         this.row.grid.rowDragging = false;
         this.row.grid.markForCheck();
         this._unsubscribe();

projects/igniteui-angular/src/lib/grids/row.directive.ts

@@ -248,7 +248,9 @@ export class IgxRowDirective<T extends IgxGridBaseDirective & GridType> implemen
     /**
      * @hidden
      */
-    public dragging = false;
+    public get dragging() {
+        return this.grid.dragRowID === this.rowID;
+    }
 
     // TODO: Refactor
     public get inEditMode(): boolean {