protected void Session_Start(object sender, EventArgs e)
{
Session["SessionID"] = System.Web.HttpContext.Current.Session.SessionID.ToString();
try
{
BarcodeMode.DeleteFolder(Session["SessionID"].ToString());
Session.Timeout = 20;
}
catch { }
BarcodeMode.CreateFolder(Session["SessionID"].ToString());
}
private void Initial()
{
string strFilesPath = "";
string strSelectPath = "";
string strFilePath = Server.MapPath(".");
int index = strFilePath.LastIndexOf("Samples");
if (index != -1)
{
strFilePath = strFilePath.Substring(0, index) + "Images\\";
}
else
{
strFilePath = strFilePath + "\\Images\\DemoImages\\";
}
string[] files = Directory.GetFiles(strFilePath);
if (files != null && files.Length > 0)
{
bool isFirst = true;
for (int i = 0; i < files.Length; i++)
{
string strFileExt = files[i].Substring(files[i].LastIndexOf('.') + 1).ToLower();
if (!BarcodeMode.IfFileExt(strFileExt))
{
continue;
}
if (isFirst)
{
SetFilesPath(files[i], true, ref strFilesPath);
strSelectPath = strFilesPath;
isFirst = false;
}
else
{
SetFilesPath(files[i], false, ref strFilesPath);
}
}
}
hide_allImgURL.Value = strFilesPath;
hide_ImgFileName.Value = strSelectPath;
Image1.ImageUrl = strSelectPath;
}
private string DoBarcodeInner(string strImgID, Int64 iFormat, string strSessionID)
{
string strReturnValue = "";
string strResult = "";
try
{
string strBarcodeInfo = BarcodeMode.Barcode(strImgID, iFormat, strSessionID, ref strResult);
strReturnValue = "OK;" + strBarcodeInfo + ";" + strResult;
}
catch (Exception exp)
{
strReturnValue = "EXP;" + exp.Message.ToString() + ";" + strResult;
}
finally
{
}
return(strReturnValue);
}
public bool SetFilesPath(string strFilePath, bool bFirst, ref string strFilesPath)
{
string strReturnPath = BarcodeMode.LoadImage(strFilePath, SessionID);
if (strReturnPath != "")
{
string strPath = BarcodeAccess.GetUploadFolder() + System.IO.Path.DirectorySeparatorChar + SessionID + System.IO.Path.DirectorySeparatorChar + strReturnPath;
strPath = strPath.Replace("\\", "/");
if (bFirst)
{
strFilesPath = "Images/Upload/" + SessionID + "/" + strReturnPath;
}
else
{
strFilesPath = strFilesPath + ":Images/Upload/" + SessionID + "/" + strReturnPath;
}
return(true);
}
return(false);
}
protected void Session_End(object sender, EventArgs e)
{
BarcodeMode.DeleteFolder(Session["SessionID"].ToString());
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
SessionID = Session["SessionID"].ToString();
if (hide_State.Value == "1")
{
strReturnPath = BarcodeMode.UpLoadImage(upLoadFile, SessionID);
}
else if (hide_State.Value == "2")
{
strReturnPath = BarcodeMode.FetchImageFromURL(txtImgURL.Text.Trim(), SessionID);
}
if (strReturnPath != "")
{
Bitmap objImage = null;
string strRestult = "";
try
{
string[] strAryPath = strReturnPath.Split(':');
string strPath = BarcodeAccess.GetUploadFolder() + System.IO.Path.DirectorySeparatorChar + SessionID + System.IO.Path.DirectorySeparatorChar + strAryPath[0];
strPath = strPath.Replace("\\", "/");
objImage = new Bitmap(strPath);
iWidth = objImage.Width;
iHeight = objImage.Height;
foreach (string strTemp in strAryPath)
{
if (strRestult.Length == 0)
{
strRestult = strRestult + "Images/Upload/" + SessionID + "/" + strTemp;
}
else
{
strRestult = strRestult + ":Images/Upload/" + SessionID + "/" + strTemp;
}
}
}
catch { }
finally
{
if (objImage != null)
{
objImage.Dispose();
}
}
strReturnPath = strRestult;
}
}
catch (BarcodeException exp)
{
Page.ClientScript.RegisterStartupScript(Page.GetType(), null, "alert('" + exp.Message + "');", true);
}
catch
{
if (hide_State.Value == "1")
{
Page.ClientScript.RegisterStartupScript(Page.GetType(), null, "alert('Error uploading image.');", true);
}
else if (hide_State.Value == "2")
{
Page.ClientScript.RegisterStartupScript(Page.GetType(), null, "alert('Error loading image from remote URL.');", true);
}
}
finally
{
}
}
