Source Code Helpful?
That's project is helpful for those students that's wants to develop / create your on project in C# window form that has totally professional level development criteria.
That's source code has following control functions:
- Who import data from excel sheet to dataGridView?
Source Code:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace ImportDataDemo
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void btnChoseFile_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Chose Excel File";
ofd.Filter = "Excel File(*.xls)| *.xls";
if (ofd.ShowDialog() == DialogResult.OK)
{
label1.Text = ofd.FileName;
}
}
private void btnLoad_Click(object sender, EventArgs e)
{
try
{
string copath = "Provider=Microsoft.Jet.OleDB.4.0;Data Source=" + label1.Text + ";Extended Properties=\"Excel 8.0;HDR=Yes;\";";
OleDbConnection con = new OleDbConnection(copath);
OleDbDataAdapter adp = new OleDbDataAdapter("Select * From [" + textBox1.Text + "$]",con);
DataTable dt = new DataTable();
adp.Fill(dt);
dataGridView1.DataSource = dt;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
}
Source Code:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace ImportDataDemo
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void btnChoseFile_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Chose Excel File";
ofd.Filter = "Excel File(*.xls)| *.xls";
if (ofd.ShowDialog() == DialogResult.OK)
{
label1.Text = ofd.FileName;
}
}
private void btnLoad_Click(object sender, EventArgs e)
{
try
{
string copath = "Provider=Microsoft.Jet.OleDB.4.0;Data Source=" + label1.Text + ";Extended Properties=\"Excel 8.0;HDR=Yes;\";";
OleDbConnection con = new OleDbConnection(copath);
OleDbDataAdapter adp = new OleDbDataAdapter("Select * From [" + textBox1.Text + "$]",con);
DataTable dt = new DataTable();
adp.Fill(dt);
dataGridView1.DataSource = dt;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
}
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