Hello, I want to create a word processor in C# that can open, save, and print.

Here is my code:
Code:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

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

        private void openToolStripMenuItem_Click(object sender, EventArgs e)
        {
            openFileDialog1.ShowDialog();
        }

        private void saveToolStripMenuItem_Click(object sender, EventArgs e)
        {
            saveFileDialog1.ShowDialog();
        }

        private void pageSetupToolStripMenuItem_Click(object sender, EventArgs e)
        {
            pageSetupDialog1.ShowDialog();
        }

        private void printToolStripMenuItem_Click(object sender, EventArgs e)
        {
            printDialog1.ShowDialog();
            printDocument1.Print();
        }

    }
}
I have a rich text box called "document"
I just started using C# yesterday so please be clear in your answers. (I have some experience in C++)

Thanks