SectionProperties.HeaderOffset Property

Specifies the header offset from the top of the page.

Namespace: DevExpress.Blazor.RichEdit

Assembly: DevExpress.Blazor.RichEdit.v21.2.dll

NuGet Package: DevExpress.Blazor.RichEdit

Declaration

public int HeaderOffset { get; set; }

Property Value

Type	Description
Int32	The offset, in twips.

Remarks

The HeaderOffset property specifies the header offset from the top of the page in the current section. Use the Margins property to specify the header’s left, right, and bottom margins.

Call a section’s ChangePropertiesAsync(Action<SectionProperties>) method to change the header offset.

<DxRichEdit @ref="richEdit" />

@code {
    DxRichEdit richEdit;
    Document documentAPI;
    @* ... *@
    /* Surround the code that contains an asynchronous operation with a try-catch block to handle
    the OperationCanceledException. This exception is thrown when an asynchronous operation is cancelled. */
        try {
            documentAPI = richEdit.DocumentAPI;
            @* ... *@
            var sections = await documentAPI.Sections.GetAllAsync();
            foreach (Section s in sections)
                await s.ChangePropertiesAsync(properties => {
                    if (s.HeaderOffset != 850)
                        properties.HeaderOffset = 850;
                });
                @* ... *@
        }
        catch (OperationCanceledException e) {
            Console.WriteLine($"{nameof(OperationCanceledException)} thrown with message: {e.Message}");
        }
}

Use methods of the UnitConverter class to convert centimeters, inches, pixels, or points to twips.