ASP.NET上载的图像路径不显示在gridview中
我是ASP.NET的初学者，我使用Ajax Modal Popup开发网格视图中的文件上传它的工作我可以上传图像，我可以在上传的文件夹中看到上传的图像，但我不能使上传的图片网格视图的路径，可以帮助我。
ASPX
<asp:UpdatePanel ID="UpdatePanelArt" runat="server" UpdateMode="Conditional">
<ContentTemplate>
<div class="table-responsive col-sm-12">
<asp:GridView ID="gvArticle" ShowHeaderWhenEmpty="True" ClientIDMode="AutoID" CssClass="table table-bordered table-condensed table-hover" AutoGenerateColumns="False" runat="server" AllowPaging="True" PageSize="15" OnRowDataBound="gvArticle_RowDataBound" BackColor="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" CellPadding="4" ForeColor="Black" GridLines="Horizontal" OnRowUpdating="gvArticle_RowUpdating">
<%--<HeaderStyle BackColor="#3d4247" ForeColor="White" />--%>
<Columns>
<asp:TemplateField HeaderText="intArticleDetail" Visible="false">
<ItemTemplate>
<asp:Label ID="lblArticleDetailId" Width="2" Text='<%# Bind("intArticleDetailId") %>' ClientIDMode="Static" runat="server"></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="SectionID" Visible="false">
<ItemTemplate>
<asp:Label ID="lblSectionId" Width="2" Text='<%# Bind("intSectionId") %>' ClientIDMode="Static" runat="server"></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Section">
<ItemTemplate>
<asp:Label ID="lblSectionName" Width="100" Text='<%# Bind("strSectionName") %>' ClientIDMode="Static" runat="server"></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Compound">
<EditItemTemplate>
<asp:Label ID="lblItemTypeEdit" Width="50" Text='<%# Bind("strCompoundName") %>' lientIDMode="Static" AutoPostBack="true" runat="server">
</asp:Label>
</EditItemTemplate>
<ItemTemplate>
<asp:DropDownList ID="ddlCompoundId" Width="200" CssClass="form-control my-DropDownThin" lientIDMode="Static" AutoPostBack="true" runat="server">
</asp:DropDownList>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Weight">
<ItemTemplate>
<asp:TextBox ID="txtdecSectionWeighte" Width="100%" Text='<%# Bind("decSectionWeight") %>' lientIDMode="Static" runat="server"> </asp:TextBox>
</ItemTemplate>
</asp:TemplateField>
<%--<asp:TemplateField HeaderText="Messagers">
<ItemTemplate>
<asp:TextBox ID="txtMessage" Width="100%" Text='<%# Bind("intMessageId") %>' ClientIDMode="Static" runat="server"></asp:TextBox>
</ItemTemplate>
</asp:TemplateField>--%>
<asp:TemplateField HeaderText="Messagers">
<EditItemTemplate>
<asp:Label ID="lblMessageId" Width="50" Text='<%# Bind("strMessage") %>' ClientIDMode="Static" AutoPostBack="true" runat="server">
</asp:Label>
</EditItemTemplate>
<ItemTemplate>
<asp:DropDownList ID="ddlMessage" Width="300" CssClass="form-control my-DropDownThin" lientIDMode="Static" AutoPostBack="true" runat="server">
</asp:DropDownList>
</ItemTemplate>
</asp:TemplateField>
<ItemTemplate>
<asp:Label ID="FilePath" Width="2" runat="server"></asp:Label>
</ItemTemplate>
<asp:TemplateField HeaderText="Images">
<ItemTemplate>
<%-- <asp:Image ID="Image1" ImageUrl='<%# Eval("StrImage") %>' runat="server" Height="100" />--%>
<%-- <asp:FileUpload runat="server" AutoPostBack="True" ID="uploadFImage" CommandArgument='<%# Eval("strImage") %>' ClientIDMode="Static"/>--%>
<asp:LinkButton ID="lnkUpload" runat="server" Text="Upload Resume" ></asp:LinkButton>
<%--Using ModalPopupExtender--%>
<asp:ModalPopupExtender ID="ModalPopupExtender1" runat="server" TargetControlID="lnkUpload"
PopupControlID="pnlUpload" BackgroundCssClass="ModalPopupBG" CancelControlID="btnCancel">
</asp:ModalPopupExtender>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:Image ImageUrl="~/Uploaded Images/Default.png" runat="server" ID="btnViewFImage" Width="40" Height="40"/>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<FooterStyle BackColor="#CCCC99" ForeColor="Black" />
<HeaderStyle BackColor="#333333" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="White" ForeColor="Black" HorizontalAlign="Right" />
<SelectedRowStyle BackColor="#CC3333" Font-Bold="True" ForeColor="White" />
<SortedAscendingCellStyle BackColor="#F7F7F7" />
<SortedAscendingHeaderStyle BackColor="#4B4B4B" />
<SortedDescendingCellStyle BackColor="#E5E5E5" />
<SortedDescendingHeaderStyle BackColor="#242121" />
</asp:GridView>
</div>
</ContentTemplate>
<Triggers>
<asp:PostBackTrigger ControlID="gvArticle"/>
</Triggers>
</asp:UpdatePanel>
</div>
</div><asp:Panel ID="pnlUpload" runat="server" Width="450px" BackColor="#E39A19"
BorderColor="#C3680D" BorderStyle="Solid">
<asp:UpdatePanel ID="UpdatePanel3" runat="server" UpdateMode="Conditional">
<ContentTemplate>
<table style="width: 450px; margin: 0 auto">
<tr>
<td align="right" style="background-image: url('backTable.PNG')">
</td>
</tr>
<tr>
<td align="left">
<asp:FileUpload ID="flp_Resume" runat="server" Width="222px" />
<asp:RequiredFieldValidator ID="RequiredFieldValidator8" runat="server"
ControlToValidate="flp_Resume" ErrorMessage="*"
ToolTip="Please Select a File to Upload."></asp:RequiredFieldValidator>
<asp:RegularExpressionValidator ID="RegularExpressionValidator5" runat="server"
ControlToValidate="flp_Resume" ErrorMessage="*"
ToolTip="Only txt,doc or docx files are Allowed"
ValidationExpression="^(([a-zA-Z]:)|(\\{2}\w+)\$?)(\\(\w[\w].*))+((.pdf)|(.doc)|(.txt)|(.docx))$"></asp:RegularExpressionValidator>
</td>
</tr>
<tr>
<td align="left">
<asp:Button ID="btnUpload" runat="server" Text="Upload" Width="80px"
onclick="btnUpload_Click" />
<asp:Button ID="btnCancel" runat="server" Text="Cancel" Width="80px" />
</td>
</tr>
<tr>
<td>
<asp:Label ID="lblError" runat="server" Font-Bold="True" Font-Names="Georgia"
ForeColor="Red"></asp:Label>
</td>
</tr>
</table>
</ContentTemplate>
<Triggers>
<asp:PostBackTrigger ControlID="btnUpload"/>
</Triggers>
CS
#region Detail Save1
private DataTable CreateDetailSave()
{
DataTable dtDetailSave1 = new DataTable();
DataColumn dc1;
dc1 = new DataColumn("intArticleDetailId");
dtDetailSave1.Columns.Add(dc1);
dc1 = new DataColumn("intSectionId");
dtDetailSave1.Columns.Add(dc1);
dc1 = new DataColumn("intCompoundId");
dtDetailSave1.Columns.Add(dc1);
dc1 = new DataColumn("decSectionWeight");
dtDetailSave1.Columns.Add(dc1);
dc1 = new DataColumn("intMessageId");
dtDetailSave1.Columns.Add(dc1);
dc1 = new DataColumn("uploadFImage");
dtDetailSave1.Columns.Add(dc1);
foreach (GridViewRow row in gvArticle.Rows)
{
DataRow dr = dtDetailSave1.NewRow();
Label lblintArticleDetailId = (Label)row.FindControl("lblArticleDetailId");
Label lblSectionId = (Label)row.FindControl("lblSectionId");
DropDownList ddlCompound = (DropDownList)row.FindControl("ddlCompoundId");
TextBox txtdecSectionWeighte = (TextBox)row.FindControl("txtdecSectionWeighte");
DropDownList intMessage = (DropDownList)row.FindControl("ddlMessage");
FileUpload uploadFImage = (FileUpload)row.FindControl("uploadFImage");
dr["intArticleDetailId"] = CurrentMode == "Add" ? -1 : Convert.ToInt32(lblintArticleDetailId.Text);
dr["intSectionId"] = Convert.ToInt32(lblSectionId.Text);
dr["intCompoundId"] = ddlCompound.SelectedValue;
dr["decSectionWeight"] = txtdecSectionWeighte.Text.Trim() != "" ? Convert.ToDecimal(txtdecSectionWeighte.Text.Trim()) : 0;
dr["intMessageId"] = intMessage.SelectedValue;
dr["uploadFImage"] = uploadFImage.HasFile;
dtDetailSave1.Rows.Add(dr);
}
return dtDetailSave1;
}
#endregion
#region Save
protected void btnSave_Click(object sender, EventArgs e)
{
try
{
if (FSaveConfirmation() == true)
{
string strArticleNo;
int intStatus = 8;
if (CurrentMode == "Add")
{
strArticleNo = "aaaaaaaa";
}
else
{
strArticleNo = txtArticleNo.Text.ToString();
}
DataTable dtDetailSave1 = CreateDetailSave();
string PageName = Path.GetFileNameWithoutExtension(Page.AppRelativeVirtualPath);
string Saved = clsArticle.saveArticleData(SelectedArticleId, strArticleNo, txtArticleDescription.Text.ToString(), txtRemarks.Text.ToString(), intStatus, 1, CurrentMode,
PageName, 16, dtDetailSave1);
if (Saved != "Error")
{
lblMsg.ForeColor = System.Drawing.Color.Green;
if (CurrentMode == "Add")
{
lblMsg.Text = "Record Saved Successfully";
txtArticleNo.Text = Saved.ToString();
}
else if (CurrentMode == "Modify")
{
lblMsg.Text = "Record Updated Successfully";
}
else if (CurrentMode == "Delete")
{
lblMsg.Text = "Record Deleted Successfully";
}
else if (CurrentMode == "Confirm")
{
lblMsg.Text = "Record Confirmed Successfully";
}
btnClear.Enabled = true;
btnSave.Enabled = true;
}
else if (Saved == "Error")
{
lblMsg.Text = "Article Saving Error";
}
}
}
catch (Exception ex)
{
throw ex;
}
}
#endregion
#region Save Confirmation
private bool FSaveConfirmation()
{
lblMsg.ForeColor = System.Drawing.Color.Red;
Boolean blnSaveCon = true;
//if (CurrentMode == "Add")
//{
if (txtArticleDescription.Text.ToString() == "")
{
lblMsg.Text = "Enter Article Description";
blnSaveCon = false;
goto end;
}
//}
end: { }
return blnSaveCon;
}
#endregion
#region Get controls in page
private void GetControlList<T>(ControlCollection controlCollection, List<T> resultCollection) where T : Control
{
foreach (Control control in controlCollection)
{
if (control is T)
resultCollection.Add((T)control);
if (control.HasControls())
GetControlList(control.Controls, resultCollection);
}
}
#endregion
#region pageload
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
ClearControls();
FillArticleDetails();
EnableControls(false);
Session["SearchPopup"] = false;
}
else
{
if (Session["SearchPopup"] != null)
{
SearchPopup = (bool)(Session["SearchPopup"]);
if (SearchPopup != false)
{
MyMPE.Show();
}
else
{
MyMPE.Hide();
}
}
vAdSearchParaList = new List<SearchParametors>();
}
}
#endregion
#region Advance Search
protected void btnAdSearchClose(object sender, ImageClickEventArgs e)
{
Session["SearchPopup"] = false;
Session["sSearchddlList"] = null;
GridView dtgResult = (GridView)ucDesignation.FindControl("ucgrdSearchConditions");
dtgResult.DataSource = null;
dtgResult.DataBind();
dtgAdSearchResult.DataSource = null;
dtgAdSearchResult.DataBind();
MyMPE.Hide();
}
#region Create Article table
private void createArticleDataTable()
{
if (dt.Columns.Count == 0)
{
dt.Columns.Add(new DataColumn("intArticleDetailId", typeof(int)));
dt.Columns.Add(new DataColumn("intSectionId", typeof(int)));
dt.Columns.Add(new DataColumn("strSectionName", typeof(string)));
dt.Columns.Add(new DataColumn("intCompoundId", typeof(string)));
dt.Columns.Add(new DataColumn("decSectionWeight", typeof(string)));
dt.Columns.Add(new DataColumn("intMessageId", typeof(string)));
dt.Columns.Add(new DataColumn("uploadFImage", typeof(string)));
}
gvArticle.DataSource = dt;
gvArticle.DataBind();
}
#endregion
#region Compound Grid - Add empty row
private void ArticleGridAddEmptyRow(int newId)
{
DataRow newDr = null;
newDr = dt.NewRow();
newDr["intArticleDetailId"] = 1;
newDr["intSectionId"] = 1;
newDr["strSectionName"] = "";
newDr["intCompoundId"] = "";
newDr["decSectionWeight"] = "";
newDr["intMessageId"] = "";
newDr["strImage"] = "";
dt.Rows.Add(newDr);
if (dtArticleDetails == null || dtArticleDetails.Rows.Count == 0)
{
dtArticleDetails = dt;
}
else
{
dtArticleDetails.Merge(dt);
gvArticle.DataSource = dt;
gvArticle.DataBind();
}
}
#endregion
private void FillArticleDetails()
{
DataSet dtCompoundData = clsArticle.GeArticleDetailData(SelectedArticleId);
if (dtCompoundData.Tables[0].Rows.Count > 0)
{
createArticleDataTable();
dt = dtCompoundData.Tables[0];
dtArticleDetails = dt;
gvArticle.DataSource = dtArticleDetails;
gvArticle.DataBind();
}
else
{
lblMsg.Text = "No Records Found";
}
}
protected void gvArticle_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.Footer)
{
}
else if (e.Row.RowType == DataControlRowType.DataRow)
{
{
}
DataTable CompoundCode = clsArticle.CompoundDataForGrid("");
DropDownList ddlCompoundId = (DropDownList)e.Row.FindControl("ddlCompoundId");
if (ddlCompoundId != null)
{
ddlCompoundId.DataTextField = "Compound Code";
ddlCompoundId.DataValueField = "Compound Id";
ddlCompoundId.DataSource = CompoundCode;
ddlCompoundId.DataBind();
string country = (e.Row.FindControl("ddlCompoundId") as DropDownList).Text;
ddlCompoundId.Items.FindByValue(country).Selected = true;
}
DataTable MsgCode = clsArticle.MessageDataForGrid("");
DropDownList ddlMessage = (DropDownList)e.Row.FindControl("ddlMessage");
if (ddlMessage != null)
{
ddlMessage.DataTextField = "Message Name";
ddlMessage.DataValueField = "Message Id";
ddlMessage.DataSource = MsgCode;
ddlMessage.DataBind();
ddlMessage.Items.Insert(0, new ListItem("Please select"));
string country = (e.Row.FindControl("ddlMessage") as DropDownList).Text;
ddlMessage.Items.FindByValue(country).Selected = true;
}
//}
}
}
protected void btnUpload_Click(object sender, EventArgs e)
{
if (flp_Resume.HasFile)
{
string fileName = Path.GetFileName(flp_Resume.PostedFile.FileName);
string fullpath = Path.GetFullPath(flp_Resume.PostedFile.FileName);
flp_Resume.PostedFile.SaveAs(Server.MapPath("~/Uploaded Images/") + fileName);
Response.Redirect(Request.Url.AbsoluteUri);
}
else
{
lblError.Text = "Please Select a File";
return;
}
}
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