в 15:31, 26 мая 2010

2010-05-26T15:31:19Z

Admin: 1 версия

2010-05-26T11:42:49Z

1 версия

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==Navigate the binded data using BindingManagerBase==

<source lang="csharp">
using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.SqlClient;
public class Form1 : System.Windows.Forms.Form {
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.Button buttonBack;
private System.Windows.Forms.Button buttonNext;
private System.Data.DataSet dataSet1;
private System.ruponentModel.Container components = null;
private BindingManagerBase bMgr;
public Form1() {
InitializeComponent();
}
private void InitializeComponent() {
this.textBox1 = new System.Windows.Forms.TextBox();
this.textBox2 = new System.Windows.Forms.TextBox();
this.buttonBack = new System.Windows.Forms.Button();
this.buttonNext = new System.Windows.Forms.Button();
this.dataSet1 = new System.Data.DataSet();
((System.ruponentModel.ISupportInitialize)(this.dataSet1)).BeginInit();
this.SuspendLayout();
this.textBox1.Location = new System.Drawing.Point(8, 8);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(160, 20);
this.textBox1.TabIndex = 0;
this.textBox1.Text = "textBox1";
this.textBox2.Location = new System.Drawing.Point(8, 40);
this.textBox2.Name = "textBox2";
this.textBox2.Size = new System.Drawing.Size(160, 20);
this.textBox2.TabIndex = 1;
this.textBox2.Text = "textBox2";
this.buttonBack.Location = new System.Drawing.Point(24, 80);
this.buttonBack.Name = "buttonBack";
this.buttonBack.Size = new System.Drawing.Size(56, 23);
this.buttonBack.TabIndex = 2;
this.buttonBack.Text = "<< Back";
this.buttonBack.Click += new System.EventHandler(this.buttonBack_Click);
this.buttonNext.Location = new System.Drawing.Point(96, 80);
this.buttonNext.Name = "buttonNext";
this.buttonNext.Size = new System.Drawing.Size(56, 23);
this.buttonNext.TabIndex = 3;
this.buttonNext.Text = "Next>>";
this.buttonNext.Click += new System.EventHandler(this.buttonNext_Click);
this.dataSet1.DataSetName = "NewDataSet";
this.dataSet1.Locale = new System.Globalization.CultureInfo("en-US");
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(176, 108);
this.Controls.Add(this.buttonNext);
this.Controls.Add(this.buttonBack);
this.Controls.Add(this.textBox2);
this.Controls.Add(this.textBox1);
this.Name = "Form1";
this.Text = "Form1";
this.Load += new System.EventHandler(this.Form1_Load);
((System.ruponentModel.ISupportInitialize)(this.dataSet1)).EndInit();
this.ResumeLayout(false);
}
static void Main() {
Application.Run(new Form1());
}
private void Form1_Load(object sender, System.EventArgs e) {
string connString = "server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI";
string sql = @"select * from employee ";
SqlConnection conn = new SqlConnection(connString);
SqlDataAdapter da = new SqlDataAdapter(sql, conn);
da.Fill(dataSet1, "employee");
textBox1.DataBindings.Add("text", dataSet1, "employee.firstname");
textBox2.DataBindings.Add("text", dataSet1, "employee.lastname");

bMgr = this.BindingContext[dataSet1, "employee"];
}
private void buttonNext_Click(object sender, System.EventArgs e) {
bMgr.Position += 1;
}
private void buttonBack_Click(object sender, System.EventArgs e) {
bMgr.Position -= 1;
}
}

</source>

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в 15:31, 26 мая 2010

Admin: 1 версия