# 2021 v1

Blazor Edition provides a set of native UI controls built for Blazor such as FlexGrid, Chart, ListView, and input controls including AutoComplete and ComboBox.

## Content



### Chart

**Bug fixes**

*   Fixed the issue where the area and line charts rendered incorrectly when regional<br />setting use comma as decimal delimiter.
*   Fixed issue with circular label position in pie charts.

### Grid

**Breaking changes**

*   Removed HeaderGridLinesBrush (Use new ColumnHeaderGridLinesBrush RowHeaderGridLinesBrush or TopLeftHeaderGridLinesBrush properties).
*   CellFactory.PrepareCellStyle, GridColumn.PrepareCellStyle and GridRow.PrepareCellStyle methods have a new parameter.

**Improvements**

*   Improved StyleKind.Classic to show gradients.
*   Added GridMouseOverMode.Selection mode.
*   GridMouseOverMode will decide hover style on header cells.<br />+ GridMouseOverMode.Cell will remove hover style on header cells.<br />+ GridMouseOverMode.Row will show hover style on cells and row header cells.<br />+ GridMouseOverMode.Column will show hover style on cells and column header cells.
*   Added ColumnHeaderGridLinesBrush RowHeaderGridLinesBrush or TopLeftHeaderGridLinesBrush properties.
*   Multi-column sorting is performed while keeping either shift or ctrl key pressed.

**Bug fixes**

*   Fixed the issue where changing AllowMerging at runtime was not refreshing correctly.
*   Fixed several issues with hover style.<br />+ Merge style is not highlighted properly.<br />+ Highlight cells are not cleared when mouse leave grid.<br />+ Highlight style for group rows is padded.
*   Fixed the issue where the borders of the cells customized through a cell-factory were not respected.
*   Fixed the issue where the text was centered vertically in the cell making it difficult to read on setting WordWrap.
*   Removed debugging line causing performance issues.
*   Fixed the issue where Exporting to Html was throwing exceptions when using gradients (Limitation: grid-lines and text will be solid no matter the brush used).

### Input

**Improvements**

*   Added DateRangePicker control.
*   Added MaskTextEditor control.
*   Added the C1Window control.
*   Added the C1Tooltip control.
*   Added C1TextBox.MaxLength property.

**Bug fixes**

*   Fixed the issue where Input dropdown doesn't observe at Blazor server project.
*   Fixed the issue where DropDownMode property can't work as well at all controls which have dropdown.
*   Fixed the issue where 'IsDropDownOpen' do not work properly in all controls which have dropdown.