добавлялись ячейки при скролле за ползунок

белая подложка у квадрата автозаполнения

Excel/view/EventsController.js

@@ -236,14 +236,14 @@
 			if (isVert || isHoriz) {
 				this.handlers.trigger("reinitializeScroll", whichSB, function (vSize, hSize) {
 					if (isVert) {
-						vSize = self.vsb.offsetHeight + Math.max( (vSize + 1) * opt.vscrollStep, 1 );
+						vSize = self.vsb.offsetHeight + Math.max( vSize * opt.vscrollStep, 1 );
 //                        this.m_dScrollY_max = vSize;
     					self.vsbHSt.height = vSize + "px";
 						self.vsbApi.endByY = !!endScroll;
 						self.vsbApi.Reinit(opt, opt.vscrollStep * ws.getFirstVisibleRow(/*allowPane*/true));
 					}
 					if (isHoriz) {
-						hSize = self.hsb.offsetWidth + Math.max( (hSize + 1) * opt.hscrollStep, 1 );
+						hSize = self.hsb.offsetWidth + Math.max( hSize* opt.hscrollStep, 1 );
 //                        this.m_dScrollX_max = hSize ;
 						self.hsbApi.endByX = !!endScroll;
 						self.hsbHSt.width = hSize + "px";

Excel/view/WorksheetView.js

@@ -3945,20 +3945,12 @@
                         this.fillHandleT = this.rows[cr.r1].top - offsetY + this.rows[cr.r1].height - this.height_1px - this.height_2px;
                         this.fillHandleB = this.fillHandleT + fillHandleHeight;
 
-                        ctx.setFillStyle( opt.activeCellBorderColor ).fillRect( this.fillHandleL, this.fillHandleT, this.fillHandleR - this.fillHandleL, this.fillHandleB - this.fillHandleT );
+                        ctx.setFillStyle( opt.activeCellBorderColor2 )
+							.fillRect( this.fillHandleL - this.width_1px, this.fillHandleT - this.height_1px, this.fillHandleR - this.fillHandleL + this.width_2px, this.fillHandleB - this.fillHandleT + this.height_2px);
 
-                        ctx.setStrokeStyle( opt.activeCellBorderColor2 ).setLineWidth( 1 ).beginPath();
+                        ctx.setFillStyle( opt.activeCellBorderColor )
+							.fillRect( this.fillHandleL, this.fillHandleT, this.fillHandleR - this.fillHandleL, this.fillHandleB - this.fillHandleT );
 
-						/*TOP*/
-						ctx.lineHorPrevPx( this.fillHandleL, this.fillHandleT, this.fillHandleR + this.width_1px );
-						/*BOTTOM*/
-						ctx.lineHorPrevPx( this.fillHandleL - this.width_1px, this.fillHandleB + this.height_1px, this.fillHandleR + this.width_1px );
-						/*LEFT*/
-						ctx.lineVerPrevPx( this.fillHandleL, this.fillHandleT, this.fillHandleB );
-						/*RIGHT*/
-						ctx.lineVerPrevPx( this.fillHandleR + this.width_1px, this.fillHandleT, this.fillHandleB );
-
-                        ctx.stroke();
                     }
                 }
             }