public static FrmQuery Create(DAL db) { if (db == null) throw new ArgumentNullException("db"); FrmQuery frm = new FrmQuery(); frm.Dal = db; return frm; }
private void sQL查询器QToolStripMenuItem_Click(Object sender, EventArgs e) { var connName = "" + cbConn.SelectedValue; if (String.IsNullOrEmpty(connName)) { return; } FrmQuery.Create(DAL.Create(connName)).Show(); }
public static FrmQuery Create(DAL db) { if (db == null) { throw new ArgumentNullException("db"); } FrmQuery frm = new FrmQuery(); frm.Dal = db; return(frm); }