BindingManagerBase的应用
代码如下:
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Text;
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using System.Windows.Forms;
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using Traffic_SQLDAL;
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using Traffic_SQLDAL.TrafficDSTableAdapters;
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using Traffic_BLL;
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using Traffic_Model;
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namespace WinControlLib
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{
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public partial class UserControl3 : UserControl
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{
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BindingManagerBase bManager;
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public UserControl3()
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{
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InitializeComponent();
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List<MapIconHistoryInfo> infos = MapIconHistoryBLL.J_M_GetHistotyNoteByMapIconID(13);
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//数据源用infos ********************************************
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//textBox1.DataBindings.Add("Text", infos, "ID");
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//textBox2.DataBindings.Add("Text", infos, "Deadline");
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//bManager = this.BindingContext[infos];
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//*******************************************************
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//数据源用 bindingSource1
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this.bindingSource1.DataSource = infos;
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textBox1.DataBindings.Add("Text", bindingSource1, "ID");
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textBox2.DataBindings.Add("Text", bindingSource1, "Deadline");
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bManager = this.BindingContext[bindingSource1];
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}
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private void button1_Click(object sender, EventArgs e)
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{
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bManager.Position -= 1;
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}
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private void button2_Click(object sender, EventArgs e)
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{
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bManager.Position += 1;
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}
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}
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}
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运行效果: