How to programmatically set focus to editor in Xamarin.Forms DataForm (SfDataForm)

You can set the focus programmatically to the editor in Xamarin.Forms SfDataForm by customizing the existing editor.

Refer to the online user guide documentation for creating new custom editor in DataForm.

You can refer the following article.

https://www.syncfusion.com/kb/11311/how-to-programmatically-set-focus-to-editor-in-xamarin-forms-dataform-sfdataform

C#

Set focus to view on loading in OnInitializeView method using Focus method.

public class DataFormTextEditorExt : DataFormTextEditor
{
    public DataFormTextEditorExt(SfDataForm dataForm) : base(dataForm)
    {
    }
    protected override void OnInitializeView(DataFormItem dataFormItem, Entry view)
    {
        base.OnInitializeView(dataFormItem, view);
        if (dataFormItem.Name == "Name")
        {
            view.Focus();
        }
    }
}

C#

Set focus to the view automatically at run time by getting the particular editor using EditorView.

private void OnSetFocus(object sender, EventArgs e)
{
    var dataFormItem = dataForm.ItemManager.DataFormItems["Name"];
    if (dataFormItem != null)
    {
        if (dataFormItem.TextInputLayout != null)
            dataFormItem.TextInputLayout?.InputView?.Focus();
        else
            dataFormItem.EditorView.Focus();
    }
}