Rich Text Editor for WinForms - How to Adjust the Left Padding of a Document

C#
using System;
using System.Windows.Forms;
using DevExpress.XtraRichEdit;
using DevExpress.XtraRichEdit.API.Native;
using DevExpress.XtraRichEdit.Utils;
using DevExpress.Office.Utils;
using DevExpress.Portable;

namespace RichEditLeftPadding {
    public partial class Form1 : Form {
        public Form1() {
            InitializeComponent();

            AdjustSimpleViewPadding();
            AdjustDraftViewPadding();

            richEditControl1.ActiveViewType = RichEditViewType.Simple;

            richEditControl1.Text = "Test";
        }

        private void richEditControl1_DocumentLoaded(object sender, EventArgs e) {
            //AdjustParagraphIndent();
            AdjustMargins();
        }

        private void barButtonItem1_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e) {
            AdjustParagraphIndent();
        }

        private void AdjustSimpleViewPadding() {
            richEditControl1.Views.SimpleView.Padding = new PortablePadding(0);
        }

        private void AdjustDraftViewPadding() {
            richEditControl1.Views.DraftView.Padding = new PortablePadding(0);
        }

        private void AdjustParagraphIndent() {
            richEditControl1.Document.Paragraphs[0].LeftIndent = Units.InchesToDocumentsF(0.5f);
            richEditControl1.Document.Paragraphs[0].FirstLineIndentType = ParagraphFirstLineIndent.Indented;
            richEditControl1.Document.Paragraphs[0].FirstLineIndent = Units.InchesToDocumentsF(0.5f);
        }

        private void AdjustMargins() {
            richEditControl1.Document.Sections[0].Margins.Left = Units.InchesToDocumentsF(2f);
        }
    }
}

Visual Basic
Imports System
Imports System.Windows.Forms
Imports DevExpress.XtraRichEdit
Imports DevExpress.XtraRichEdit.API.Native
Imports DevExpress.Office.Utils
Imports DevExpress.Portable

Namespace RichEditLeftPadding

    Public Partial Class Form1
        Inherits Form

        Public Sub New()
            InitializeComponent()
            AdjustSimpleViewPadding()
            AdjustDraftViewPadding()
            richEditControl1.ActiveViewType = RichEditViewType.Simple
            richEditControl1.Text = "Test"
        End Sub

        Private Sub richEditControl1_DocumentLoaded(ByVal sender As Object, ByVal e As EventArgs)
            'AdjustParagraphIndent();
            AdjustMargins()
        End Sub

        Private Sub barButtonItem1_ItemClick(ByVal sender As Object, ByVal e As DevExpress.XtraBars.ItemClickEventArgs)
            AdjustParagraphIndent()
        End Sub

        Private Sub AdjustSimpleViewPadding()
            richEditControl1.Views.SimpleView.Padding = New PortablePadding(0)
        End Sub

        Private Sub AdjustDraftViewPadding()
            richEditControl1.Views.DraftView.Padding = New PortablePadding(0)
        End Sub

        Private Sub AdjustParagraphIndent()
            richEditControl1.Document.Paragraphs(0).LeftIndent = Units.InchesToDocumentsF(0.5F)
            richEditControl1.Document.Paragraphs(0).FirstLineIndentType = ParagraphFirstLineIndent.Indented
            richEditControl1.Document.Paragraphs(0).FirstLineIndent = Units.InchesToDocumentsF(0.5F)
        End Sub

        Private Sub AdjustMargins()
            richEditControl1.Document.Sections(0).Margins.Left = Units.InchesToDocumentsF(2F)
        End Sub
    End Class
End Namespace

C#
using System;
using System.Collections.Generic;
using System.Windows.Forms;

namespace RichEditLeftPadding {
    static class Program {
        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new Form1());
        }
    }
}

Visual Basic
Imports System
Imports System.Windows.Forms

Namespace RichEditLeftPadding

    Friend Module Program

        ''' <summary>
        ''' The main entry point for the application.
        ''' </summary>
        <STAThread>
        Sub Main()
            Call Application.EnableVisualStyles()
            Application.SetCompatibleTextRenderingDefault(False)
            Call Application.Run(New Form1())
        End Sub
    End Module
End Namespace