FrmDataFilePreview.cs
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using BLL;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace SmartScan
{
public partial class FrmDataFilePreview : Asa.FaceControl.FormBase
{
public FrmDataFilePreview()
{
InitializeComponent();
}
public static bool ShowPreview(string filename,out string Encodingtxt) {
FrmDataFilePreview frmDataFile = new FrmDataFilePreview();
frmDataFile.Filename = filename;
Encodingtxt = frmDataFile.EncodingTxt;
Asa.FaceControl.Language.SetLanguage(frmDataFile);
if (frmDataFile.ShowDialog() != DialogResult.OK)
return false;
Encodingtxt = frmDataFile.EncodingTxt;
return true;
}
private void CboEncoding_SelectedIndexChanged(object sender, EventArgs e)
{
EncodingTxt = CboEncoding.SelectedText;
loadfile();
}
public string Filename;
public string EncodingTxt;
private void FrmDataFilePreview_Load(object sender, EventArgs e)
{
CboEncoding.Items.Add("UTF-8");
CboEncoding.Items.Add("Shift_JIS");
CboEncoding.Items.Add("EUC-JP");
CboEncoding.Items.Add("GB2312");
CboEncoding.Items.Add("GBK");
CboEncoding.SelectedIndex = 0;
if (!string.IsNullOrEmpty(Config.DataSource_Encoding))
{
CboEncoding.SelectedText = Config.DataSource_Encoding;
}
loadfile();
}
void loadfile() {
txtPreview.Text = "";
using var sm = new StreamReader(Filename, ExtraFileData.GetEncoding(EncodingTxt));
for (int i = 0; i < 10; i++)
{
var titleline = sm.ReadLine();
if (titleline == null)
break;
txtPreview.Text += titleline + "\r\n";
}
}
private void BtnOK_Click(object sender, EventArgs e)
{
DialogResult = DialogResult.OK;
this.Close();
}
private void BtnCancel_Click(object sender, EventArgs e)
{
DialogResult = DialogResult.Cancel;
this.Close();
}
}
}