Breaking Changes in 7.0.0

This article outlines the breaking changes in Telerik UI for Blazor version 7.0.0.

Common

.NET Support

.NET 7 is no longer supported.

AutoComplete, ComboBox, MultiColumnComboBox, MultiSelect

The obsolete ClearButton parameter is removed. Use ShowClearButton instead.

DateRangePicker

The ShowOtherMonthDays parameter's default value is changed to false.

DropDownButton

The ShowArrowButton parameter's default value is changed to false.

FileSelect

The obsolete method OpenFileSelectAsync() is removed. Use OpenSelectFilesDialog() instead.

Gantt

The Type property of GanttDependencyCreateEventArgs changes from int to GanttDependencyType enum.
The dependency model class of the Gantt must use the GanttDependencyType enum for its TypeField property.

Grid

Columns with Visible="false" are editable by default in popup edit mode. To disable editing of a hidden column, set Editable="false" explicitly.
The obsolete AutoFitColumn() method is removed. Use AutoFitColumnAsync() instead.
The obsolete AutoFitColumns() method is removed. Use AutoFitColumnsAsync() instead.
The obsolete AutoFitAllColumns() method is removed. Use AutoFitAllColumnsAsync() instead.
When using grouping and OnRead, casting DataSourceResult.Data to a list of objects (.Cast<object>()) is no longer needed.
Components in a Grid column <Template> require a @key in order to display correct values after data operations like sorting, filtering, paging, and others.

Using custom components in Grid column templates up to version 6.2.0 and after version 7.0.0

UI for Blazor 6.2.0 UI for Blazor 7.0.0

UI for Blazor 6.2.0	UI for Blazor 7.0.0
`<GridColumn> <Template> @{ var dataItem = (GridModel)context; } <ChildComponent /> </Template> </GridColumn>`	`<GridColumn> <Template> @{ var dataItem = (GridModel)context; } <ChildComponent @key="@dataItem" /> </Template> </GridColumn>`


<GridColumn>
    <Template>
        @{ var dataItem = (GridModel)context; }
        <ChildComponent />
    </Template>
</GridColumn>


<GridColumn>
    <Template>
        @{ var dataItem = (GridModel)context; }
        <ChildComponent @key="@dataItem" />
    </Template>
</GridColumn>

TextArea

The obsolete parameter AutoSize is removed. Use ResizeMode="TextAreaResizeMode.Auto" instead of AutoSize="true".

TreeList

Columns with Visible="false" are editable by default in popup edit mode. To disable editing of a hidden column, set Editable="false" explicitly.
The obsolete AutoFitColumn() method is removed. Use AutoFitColumnAsync() instead.
The obsolete AutoFitColumns() method is removed. Use AutoFitColumnsAsync() instead.
The obsolete AutoFitAllColumns() method is removed. Use AutoFitAllColumnsAsync() instead.

Upload

The obsolete method OpenFileSelectAsync() is removed. Use OpenSelectFilesDialog() instead.