private void barButtonItem46_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
 {
     if (frmb == null || frmb.IsDisposed)
     {
         frmb           = new formlar.Anasayfa.FrmAnaSayfa();
         frmb.MdiParent = this;
         frmb.Show();
     }
 }
 private void Form1_Load(object sender, EventArgs e)
 {
     if (frma == null || frma.IsDisposed)
     {
         frma           = new  formlar.Anasayfa.FrmAnaSayfa();
         frma.MdiParent = this;
         frma.Show();
     }
 }