78 lines
2.1 KiB
C#
78 lines
2.1 KiB
C#
using System;
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using System.Data;
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using System.Data.SqlClient;
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using System.Drawing;
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using System.Windows.Forms;
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namespace VAR.DatabaseExplorer.UI
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{
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public partial class FrmDatos : Form
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{
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#region Declarations
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private readonly string _conexionString = string.Empty;
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private readonly string _tableSchema = string.Empty;
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private readonly string _tableName = string.Empty;
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#endregion Declarations
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#region Form life cycle
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public FrmDatos(string conexionString, string tableSchema, string tableName)
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{
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InitializeComponent();
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_conexionString = conexionString;
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_tableSchema = tableSchema;
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_tableName = tableName;
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_conexionString = conexionString;
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LoadDataFromTable();
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}
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private void frmDatos_Load(object sender, EventArgs e)
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{
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}
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#endregion Form life cycle
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#region Events
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private void dgvDatos_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
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{
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}
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private void dgvDatos_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
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{
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if (e.DesiredType == typeof(Image))
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{
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if (e.Value is DBNull || (e.Value is byte[] && ((byte[])e.Value).Length <= 0))
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{
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e.Value = new Bitmap(1, 1);
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}
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}
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}
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private void btnRefresh_Click(object sender, EventArgs e)
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{
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LoadDataFromTable();
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}
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#endregion Events
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#region Private methods
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private void LoadDataFromTable()
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{
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Text = _tableSchema + @"." + _tableName;
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string tableFullName = "[" + _tableSchema + "].[" + _tableName + "]";
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var dt = new DataTable();
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var cnx = new SqlConnection(_conexionString);
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var da = new SqlDataAdapter("select * from " + tableFullName, cnx);
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cnx.Open();
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da.Fill(dt);
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cnx.Close();
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dgvDatos.DataSource = dt;
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}
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#endregion Private methods
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}
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} |