DxFlyout.RestrictionTarget Property

Specifies a target element that restricts the flyout window’s position.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

Declaration

[Parameter]
public string RestrictionTarget { get; set; }

Property Value

Type	Description
String	A string that identifies the target element.

Remarks

When the RestrictionMode property is set to TargetElement, the flyout window’s position is restricted by an element specified in the RestrictionTarget property.

Run Demo: Flyout - Automatic Position Adjustment

<OptionsContent>
    <OptionComboBox Label="Close mode:" CssClass="ow-100" Data="@CloseModes" @bind-Value="@CloseMode"/>
    <OptionCheckBox Label="Fit to container" @bind-Checked="FitToRestriction"/>
</OptionsContent>
<ChildContentWithParameters Context="Params">
    <div class="@(IsMobile ? "" : "card") flipping-overflow-container">
        <dxbl-demo-scrollable center-horizontally center-vertically id="flipping-target-container" class="flipping-overflow-content">
            <DxButton
                CssClass="flipping-button"
                RenderStyle="@ButtonRenderStyle.Secondary"
                Click="() => IsOpen = !IsOpen"
                aria-describedby="flyout-flipping">SHOW A FLYOUT</DxButton>
        </dxbl-demo-scrollable>
        <DxFlyout
            @bind-IsOpen=IsOpen
            Id="flyout-flipping"
            PositionTarget=".flipping-button"
            RestrictionTarget=".flipping-overflow-container"
            RestrictionMode="FlyoutRestrictionMode.TargetElement"
            CloseOnOutsideClick="false"
            PreventCloseOnPositionTargetClick="true"
            CloseMode="@CloseMode"
            FitToRestriction="@FitToRestriction"
            SizeMode="Params.SizeMode"
            Width="240">
            <span style="font-size: 0.75rem">@Constants.ContentShort</span>
        </DxFlyout>
    </div>
</ChildContentWithParameters>

@code {
@* ... *@
bool IsOpen { get; set; } = false;
bool IsMobile { get; set; }
bool FitToRestriction { get; set; }
FlyoutCloseMode[] CloseModes { get; } = Enum.GetValues<FlyoutCloseMode>();
FlyoutCloseMode CloseMode { get; set; } = FlyoutCloseMode.Hide;
@* ... *@
}