實現功能:datatable綁定comboBox,在下拉菜單中顯示對應數據 實現方法:
//dataSet 轉 dataTable
1、生成datatable,并為combox綁定數據源:comboBox1.DataSource = dt1;comboBox1.DisplayMember = "用戶編碼";comboBox1.ValueMember = "ID";this.comboBox1.SelectedIndex = -1;2、在combox的SelectedIndexChanged事件中添加如下方法:private void comboBox1_SelectedIndexChanged(object sender, EventArgs e){int iCurrentIndex = this.comboBox1.SelectedIndex;if (iCurrentIndex < 0) return;DataRow dr = dt1.Rows[iCurrentIndex];iID = Int32.Parse(dr["ID"].ToString());} 另:如果textBox也想綁定該數據源,實現連動(如輸入編碼顯示對應名稱)3、在textBox的TextChanged事件中添加如下方法:private void textBox1_TextChanged(object sender, EventArgs e){string strUserNo = this.textBox1.Text.Trim();for (int i = 0; i < dt1.Rows.Count; i++){if (dt1.Rows[i]["用戶編碼"].ToString() == strUserNo){this.comboBox1.SelectedIndex = i;break;}else{this.comboBox1.SelectedIndex = -1;}}}
原文:http://blog.sina.com.cn/s/blog_46e9573c0100vio9.html