private void btn_AddPOGCID_Click(object sender, EventArgs e) { FrmGoodsCategory fgc = new FrmGoodsCategory(); fgc.cmb = cmbox_POGCID; fgc.Show(); }
private void btn_AddCategory_Click(object sender, EventArgs e) { Active = true; FrmGoodsCategory fgc = new FrmGoodsCategory(); fgc.cmb = cmbox_GCID; fgc.Show(); }
private void button1_Click(object sender, EventArgs e) { MySqlConnection myconn = BaseClass.DBConn.MyConn(); myconn.Open(); string sql = "select count(*) from tb_GoodsCategory where GCName=@gcname"; MySqlCommand mycmd = new MySqlCommand(sql, myconn); mycmd.Parameters.Add("@gcname", MySqlDbType.VarChar, 20).Value = gcname; int n = Convert.ToInt32(mycmd.ExecuteScalar()); if (n > 0) { //修改 sql = "update tb_GoodsCategory set GCName=@gcname where GCID=@gcid"; mycmd = new MySqlCommand(sql, myconn); mycmd.Parameters.Add("@gcname", MySqlDbType.VarChar, 20).Value = txtbox_GCName.Text.Trim(); mycmd.Parameters.Add("@gcid", MySqlDbType.Int32, 20).Value = Convert.ToInt32(gcid); mycmd.ExecuteNonQuery(); myconn.Close(); FrmGoodsCategory fgc = (FrmGoodsCategory)this.Owner;//委托父窗体 fgc.tvBindData(); MessageBox.Show("类别'" + txtbox_GCName.Text + "'修改成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information); this.Close(); } else { sql = "select count(*) from tb_GoodsCategory where GCName=@gcname"; mycmd = new MySqlCommand(sql, myconn); mycmd.Parameters.Add("@gcname", MySqlDbType.VarChar, 20).Value = txtbox_GCName.Text; n = Convert.ToInt32(mycmd.ExecuteScalar()); if (n > 0) { MessageBox.Show("类别'" + txtbox_GCName.Text + "'已存在!", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning); txtbox_GCName.Focus(); } else { //添加 sql = "insert into tb_GoodsCategory(GCName) values(@gcname)"; mycmd = new MySqlCommand(sql, myconn); mycmd.Parameters.Add("@gcname", MySqlDbType.VarChar, 20).Value = txtbox_GCName.Text.Trim(); mycmd.ExecuteNonQuery(); myconn.Close(); FrmGoodsCategory fgc = (FrmGoodsCategory)this.Owner;//委托父窗体 fgc.tvBindData(); MessageBox.Show("类别'" + txtbox_GCName.Text + "'添加成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information); this.Close(); } } }
private void tsbtn_Category_Click(object sender, EventArgs e) { FrmGoodsCategory fgc = new FrmGoodsCategory(); fgc.Show(); }