CNSA-212-FP/Louis'-Pharmacy_CNSA212-FP/frmMain.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Louis__Pharmacy_CNSA212_FP
{
    public partial class frmMain : Form
    {
        public frmMain()
        {
            InitializeComponent();
        }

        private void frmMain_Load(object sender, EventArgs e)
        {
            frmWelcome formWelcome = new frmWelcome();

            formWelcome.MdiParent = this;
            formWelcome.StartPosition = FormStartPosition.CenterScreen;
            formWelcome.Show();
            formWelcome.Focus();
        }

        private void mnuNavigationView_Click(object sender, EventArgs e)
        {
            mnuNavigationView.Checked = true;

            frmInfo formInfo = new frmInfo();

            formInfo.MdiParent = this;
            formInfo.StartPosition = FormStartPosition.CenterScreen;
            formInfo.Show();
            formInfo.Focus();

            
        }

        private void mnuNavigationAUPaPh_Click(object sender, EventArgs e)
        {
            frmPatientPhysician formPaPh = new frmPatientPhysician();

            formPaPh.MdiParent = this;
            formPaPh.StartPosition = FormStartPosition.CenterScreen;
            formPaPh.Show();
            formPaPh.Focus();

            mnuNavigationAUPaPh.Checked = true;
        }

        private void mnuNavigationAUPres_Click(object sender, EventArgs e)
        {
            frmPrescription formPrescription = new frmPrescription();

            formPrescription.MdiParent = this;
            formPrescription.StartPosition = FormStartPosition.CenterScreen;
            formPrescription.Show();
            formPrescription.Focus();

            mnuNavigationAUPres.Checked = true;
        }

        private void mnuNavigationAURRefill_Click(object sender, EventArgs e)
        {
            frmRefill formRefill = new frmRefill();

            formRefill.MdiParent = this;
            formRefill.StartPosition = FormStartPosition.CenterScreen;
            formRefill.Show();
            formRefill.Focus();

            mnuNavigationAURRefill.Checked = true;
        }

        private void mnuWindowArrangeIcons_Click(object sender, EventArgs e)
        {
            this.LayoutMdi(MdiLayout.ArrangeIcons);
        }

        private void mnuWindowCascade_Click(object sender, EventArgs e)
        {
            this.LayoutMdi(MdiLayout.Cascade);
        }

        private void mnuWindowHorizontal_Click(object sender, EventArgs e)
        {
            this.LayoutMdi(MdiLayout.TileHorizontal);
        }

        private void mnuWindowVertical_Click(object sender, EventArgs e)
        {
            this.LayoutMdi(MdiLayout.TileVertical);
        }

        private void mnuWindowCloseAll_Click(object sender, EventArgs e)
        {
            foreach (Form childform in this.MdiChildren)
            {
                childform.Close();
            }
        }
    }
}