Class QueryBuilderColumnValidation

Defines and configures the validation rules for a specific column within the Syncfusion.Blazor.QueryBuilder.

Inheritance
object
ComponentBase
OwningComponentBase
SfOwningComponentBase
QueryBuilderColumnValidation
Implements
Inherited Members
Namespace: Syncfusion.Blazor.QueryBuilder
Assembly: Syncfusion.Blazor.dll
Syntax
public class QueryBuilderColumnValidation : SfOwningComponentBase, IComponent, IHandleEvent, IHandleAfterRender, IDisposable
Remarks

The QueryBuilderColumnValidation component is used within a QueryBuilderColumn to specify validation criteria, such as whether a value is required or must fall within a specified range.

Examples

The following example demonstrates how to apply validation to a column in the Query Builder.

<SfQueryBuilder>
    <QueryBuilderColumns>
        <QueryBuilderColumn Field="EmployeeID" Label="Employee ID" Type="ColumnType.Number">
            <QueryBuilderColumnValidation IsRequired="true" Min="1000" Max="2000" />
        </QueryBuilderColumn>
    </QueryBuilderColumns>
</SfQueryBuilder>

Constructors

QueryBuilderColumnValidation()

Declaration
public QueryBuilderColumnValidation()

Properties

IsRequired

Gets or sets a value indicating whether a value is required for the column.

Declaration
[Parameter]
public bool IsRequired { get; set; }
Property Value
Type Description
bool

true if a value is required; otherwise, false. The default value is false.
Remarks

When set to true, the Query Builder will enforce that the user provides a value for this column.

Max

Gets or sets the maximum allowed value for a numeric column.

Declaration
[Parameter]
public int Max { get; set; }
Property Value
Type Description
int

An integer representing the maximum value. The default value is 0.
Remarks

This property is used for range validation on numeric fields, ensuring that the entered value is not greater than the specified maximum.

Min

Gets or sets the minimum allowed value for a numeric column.

Declaration
[Parameter]
public int Min { get; set; }
Property Value
Type Description
int

An integer representing the minimum value. The default value is 0.
Remarks

This property is used for range validation on numeric fields, ensuring that the entered value is not less than the specified minimum.

Methods

Dispose(bool)

Releases the resources used by the component.

Declaration
protected override void Dispose(bool disposing)
Parameters
Type Name Description
bool disposing

A boolean value indicating whether the component is currently being disposed.
Overrides

OnInitializedAsync()

Initializes the component and links the validation settings to its parent QueryBuilderColumn.

Declaration
protected override Task OnInitializedAsync()
Returns
Type Description
Task

A Task that represents the asynchronous initialization process.
Overrides

Implements