/// <summary>
 /// 快捷键
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void SupplierMaterial_KeyDown(object sender, KeyEventArgs e)
 {
     ///新增(Ctrl+N),编辑(Ctrl+E),删除(Ctrl+D),全部删除(Shift+Delete),过滤(Ctrl+F),刷新(F5)
     e.Handled = true;
     if (e.KeyCode == Keys.N && e.Control)
     {
         InsToolStripMenuItem.PerformClick(); //执行单击button1的动作
     }
     if (e.KeyCode == Keys.E && e.Control)
     {
         UpdToolStripMenuItem.PerformClick();
     }
     if (e.KeyCode == Keys.D && e.Control)
     {
         DelToolStripMenuItem.PerformClick();
     }
     if (e.KeyCode == Keys.Delete && e.Shift)
     {
         AllDelToolStripMenuItem.PerformClick();
     }
     if (e.KeyCode == Keys.T && e.Control)
     {
         ExportExcelToolStripMenuItem.PerformClick();
     }
     if (e.KeyCode == Keys.F5)
     {
         RefreshToolStripMenuItem.PerformClick();
     }
 }
 private void 全部删除ToolStripMenuItem_Click(object sender, EventArgs e)
 {
     AllDelToolStripMenuItem.PerformClick();
 }