Le bouton ASP ne fonctionne pas dans ContentPlaceHolder

Question

Je suis nouveau dans l'utilisation de pages maîtres ... J'utilise un contrôle de bouton d'asp dans ma page ... dans une page sans utiliser masterpage mon code fonctionne très bien mais quand j'utilise ceci code dans un ContentPlaceHolder, le bouton asp ... Je ne googlé fonctionne plus ce problème, mais ne peut pas résoudre ce problème ...

<%@ Page Title="" Language="C#" MasterPageFile="~/Eilya/Admin.master" AutoEventWireup="true" CodeFile="AddPainting2.aspx.cs" Inherits="Eilya_AddPainting2" %> 
 

 
<asp:Content ID="Content1" ContentPlaceHolderID="HeadContent" Runat="Server"> 
 
</asp:Content> 
 
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server"> 
 

 
<div id="mainDiv"> 
 
      <asp:SqlDataSource ID="allIllustrationsSds" runat="server" 
 
       ConnectionString="<%$ ConnectionStrings:EilyaCString %>" 
 
       SelectCommand="SpAllPaintings1" SelectCommandType="StoredProcedure" 
 
       DeleteCommand ="SpDelPaintings" DeleteCommandType="StoredProcedure"> 
 
       <DeleteParameters> 
 
        <asp:Parameter Name="ID" Type="Int32" /> 
 
       </DeleteParameters> 
 
      </asp:SqlDataSource> 
 

 
      <asp:GridView ID="paintingsGrid" runat="server" AutoGenerateColumns="False" DataSourceID="allIllustrationsSds" 
 
       EnableModelValidation="True" 
 
       onrowcommand="paintingsGrid_RowCommand" onrowdatabound="paintingsGrid_RowDataBound"> 
 
       <Columns> 
 
        <asp:BoundField DataField="ID" HeaderText="شناسه" ReadOnly="True" 
 
         SortExpression="ID"> 
 
        </asp:BoundField> 
 
        <asp:BoundField DataField="title" HeaderText="توضیحات" 
 
         SortExpression="title" ItemStyle-Width="609px"/> 
 
        <asp:TemplateField HeaderText="عکس اثر"> 
 
          <ItemTemplate> 
 
           <img src = '<%# ResolveUrl("../" + Eval("thumbnailUrl")) %>' style=" width:91px;" /> 
 
          </ItemTemplate> 
 
        </asp:TemplateField> 
 
        <asp:ButtonField ButtonType="Image" CommandName="btnDel" ImageUrl="../images/Eraser.png" HeaderText="حذف"> 
 
         <ItemStyle CssClass="ControlImg" HorizontalAlign="Center" VerticalAlign="Middle" /> 
 
        </asp:ButtonField> 
 
       </Columns> 
 
      </asp:GridView> 
 

 
      <asp:SqlDataSource ID="sdsInsertIllustrations" runat="server" 
 
       ConnectionString="<%$ ConnectionStrings:EilyaCString %>" 
 
       InsertCommand="SpInsertPaintings" InsertCommandType="StoredProcedure"> 
 
       <InsertParameters> 
 
        <asp:Parameter Name="thumbnailUrl" Type="String" /> 
 
        <asp:Parameter Name="fullsizeUrl" Type="String" /> 
 
        <asp:Parameter Name="paintTitle" Type="String" /> 
 
        <asp:Parameter Name="cat" Type="Int32" /> 
 
       </InsertParameters> 
 
      </asp:SqlDataSource> 
 

 
      <asp:Label ID="lblMyAlert" runat="server" Text="Done!!!" Visible="False"></asp:Label> 
 
      <table id="insertTable"> 
 
       <tr> 
 
        <td style="width:237px; background-color:#efefef;"> 
 
         Thumbnail : 
 
        </td> 
 
        <td style="width:590px; background-color:#fff;"> 
 
         <input id="File1" runat="server" name="File1" style="width:480px;" type="file" /><br /><br /> 
 
        </td> 
 
       </tr> 
 
       <tr> 
 
        <td style="width:237px; background-color:#efefef;"> 
 
         Main Pic : 
 
        </td> 
 
        <td style="width:590px; background-color:#fff;"> 
 
         <input id="File2" runat="server" name="File2" style="WIDTH: 306px; HEIGHT: 25px" type="file" /><br /><br /> 
 
        </td> 
 
       </tr> 
 
       <tr> 
 
        <td style="width:237px; background-color:#efefef;"> 
 
         Title : 
 
        </td> 
 
        <td style="width:590px; background-color:#fff;"> 
 
         <asp:TextBox ID="title" runat="server" Width="590"></asp:TextBox><br /><br /> 
 
        </td> 
 
       </tr> 
 
       <tr> 
 
        <td style="text-align:center;"> 
 
         <asp:Button ID="btnInsertPaint" onclick="btnInsertPaint_Click" runat="server" Text="ثبت اثر" /> 
 
        </td> 
 
       </tr> 
 
      </table> 
 
     </div> 
 

 
</asp:Content>

et mon code est derrière:

using System; 
 
using System.Collections.Generic; 
 
using System.Linq; 
 
using System.Web; 
 
using System.Web.UI; 
 
using System.Web.UI.WebControls; 
 
using System.Data.SqlClient; 
 
using System.Data; 
 
using System.IO; 
 

 
public partial class Eilya_AddPainting2 : System.Web.UI.Page 
 
{ 
 
    string cn = System.Configuration.ConfigurationManager.ConnectionStrings["EilyaCString"].ConnectionString.ToString(); 
 
    Int32 mx = 0; 
 

 
    protected void Page_Load(object sender, EventArgs e) 
 
    { 
 

 
    } 
 

 
    void UploadFiles() 
 
    { 
 
     if (File1.PostedFile.FileName != "") 
 
     { 
 
      string StrFileType1 = File1.PostedFile.FileName.Substring(File1.PostedFile.FileName.ToString().Length - 4, 4); 
 
      File1.PostedFile.SaveAs(Request.PhysicalApplicationPath + @"\images\thumbnails\Paint_" + mx.ToString() + StrFileType1); 
 
      string StrFileType2 = File2.PostedFile.FileName.Substring(File2.PostedFile.FileName.ToString().Length - 4, 4); 
 
      File2.PostedFile.SaveAs(Request.PhysicalApplicationPath + @"\images\fullsize\Paint_" + mx.ToString() + StrFileType2); 
 
     } 
 
    } 
 

 
    protected void btnInsertPaint_Click(object sender, EventArgs e) 
 
    { 
 
     ContentPlaceHolder MainContent = Page.Master.FindControl("ContentPlaceHolder1") as ContentPlaceHolder; 
 
     MakeEId(); 
 
     UploadFiles(); 
 
     string flpth1 = "images/thumbnails/Paint_" + mx.ToString() + File1.PostedFile.FileName.Substring(File1.PostedFile.FileName.ToString().Length - 4, 4); 
 
     string flpth2 = "images/fullsize/Paint_" + mx.ToString() + File2.PostedFile.FileName.Substring(File2.PostedFile.FileName.ToString().Length - 4, 4); 
 
     sdsInsertIllustrations.InsertParameters[0].DefaultValue = flpth1; 
 
     sdsInsertIllustrations.InsertParameters[1].DefaultValue = flpth2; 
 
     sdsInsertIllustrations.InsertParameters[2].DefaultValue = title.Text.Trim(); 
 
     sdsInsertIllustrations.InsertParameters[3].DefaultValue = "2"; 
 
     sdsInsertIllustrations.Insert(); 
 
     lblMyAlert.Visible = true; 
 
     title.Text = null; 
 
     flpth1 = null; 
 
     flpth2 = null; 
 
    } 
 

 
    private void MakeEId() 
 
    { 
 
     try 
 
     { 
 
      SqlConnection con = new SqlConnection(cn); 
 
      SqlCommand cmd = new SqlCommand(); 
 
      cmd = con.CreateCommand(); 
 
      cmd.CommandType = CommandType.StoredProcedure; 
 
      cmd.CommandText = "SpMakePaintID"; 
 
      con.Open(); 
 
      SqlDataReader dbDR = cmd.ExecuteReader(); 
 
      while (dbDR.Read()) 
 
      { 
 
       mx = Convert.ToInt32(dbDR["ID"].ToString()) + 1; 
 
      } 
 
      con.Close(); 
 
     } 
 
     catch { } 
 
    } 
 

 
    protected void paintingsGrid_RowCommand(object sender, GridViewCommandEventArgs e) 
 
    { 
 
     int index = Convert.ToInt32(e.CommandArgument); 
 
     if (e.CommandName == "btnDel") 
 
     { 
 
      allIllustrationsSds.DeleteParameters[0].DefaultValue = paintingsGrid.Rows[index].Cells[0].Text.Trim(); 
 
      allIllustrationsSds.Delete(); 
 
      paintingsGrid.DataSource = null; 
 
      paintingsGrid.DataSource = allIllustrationsSds; 
 
      paintingsGrid.DataBind(); 
 
     } 
 
    } 
 

 
    protected void paintingsGrid_RowDataBound(object sender, GridViewRowEventArgs e) 
 
    { 
 

 
    } 
 

 
    public override void VerifyRenderingInServerForm(Control control) 
 
    { 
 
     /* Confirms that an HtmlForm control is rendered for the specified ASP.NET 
 
      server control at run time. */ 
 
    } 
 
}

Et voici mon code MasterPage:

<%@ Master Language="C#" AutoEventWireup="true" CodeFile="Admin.master.cs" Inherits="Eilya_Admin" %> 
 

 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
 

 
<html xmlns="http://www.w3.org/1999/xhtml"> 
 
<head runat="server"> 
 
    <title></title> 
 
    <link rel="Stylesheet" type="text/css" href="../css/admin.css" /> 
 
    <asp:ContentPlaceHolder id="HeadContent" runat="server"> 
 

 
    </asp:ContentPlaceHolder> 
 
</head> 
 
<body> 
 
    <form id="form1" runat="server"> 
 
    <div id="adminHeadDiv"> 
 
       <nav> 
 
        <ul> 
 
        <li id="homeTab"><a href="">HOME</a></li> 
 
        <li id="newsTab"><a href="">NEWS</a></li> 
 
        <li id="worksTab"><a href="">WORKS</a> 
 
         <ul> 
 
          <li><a href="">paintings</a> 
 
           <ul> 
 
            <li style="margin-top:-60px; width:400px;"><a href="AddPainting1.aspx">Commandments | 2015</a></li> 
 
            <li style="width:400px;"><a href="AddPainting2.aspx">φ | 2015</a></li> 
 
           </ul> 
 
          </li> 
 
          <li><a href="">illustrations</a> 
 
           <ul> 
 
            <li style="margin-top:-60px; width:400px;"><a href="AddIllustration1.aspx">placebo | 2015</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration2.aspx">φ | 2015</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration3.aspx">Amour | 2015</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration4.aspx">Coup de grass | 2014</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration5.aspx">Catharsis | 2014</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration6.aspx">In a heaven where no crow No scarecrow either | 2013</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration7.aspx">Primitive Fututre | 2013</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration8.aspx">Untitled Series | 2012</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration9.aspx">Sharh-al-Taaligheh | 2011</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration10.aspx">And I will Acervate with Love | 2010</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration11.aspx">Untitled Series | 2009</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration18.aspx">Great men are doing these acts | 2008</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration12.aspx">Oh Cow! thou will become immortal | 2005-2008</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration19.aspx">Shat-e-Ranj | 2007</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration13.aspx">The moon guest’s your eyes | 2007</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration14.aspx">Untitled Series | 2004</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration15.aspx">A man with a white mustache | 2004</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration16.aspx">Allegro | 2000-2003</a></li> 
 
            <li style="width:400px;"><a href="AddIllustration17.aspx">Untitled Series | before 2000</a></li> 
 
           </ul> 
 
          </li> 
 
          <li><a href="">photos</a></li> 
 
          <li><a href="">graphics</a></li> 
 
          <li><a href="">video art</a></li> 
 
          <li><a href="">performance art</a></li> 
 
          <li><a href="">installation art</a></li> 
 
          <li><a href="">sound art</a></li> 
 
          <li><a href="">etcetra</a></li> 
 
         </ul> 
 
        </li> 
 
        <li id="exhibitsTab"><a href="">EXHIBITS</a></li> 
 
        <li id="mediaTab"><a href="">MEDIA</a> 
 
         <ul> 
 
          <li><a href="">books & catalogs</a></li> 
 
          <li><a href="">posters</a></li> 
 
          <li><a href="">articles</a></li> 
 
          <li><a href="">tv/video</a></li> 
 
         </ul> 
 
        </li> 
 
        <li id="aboutTab"><a href="">ABOUT</a></li> 
 
        </ul> 
 
       </nav> 
 
      </div> 
 
     </form> 
 
     <asp:ContentPlaceHolder id="ContentPlaceHolder1" runat="server"> 
 
     
 
     </asp:ContentPlaceHolder> 
 
</body> 
 
</html>

Answer 1

Vous fermez étiquette forme avant le chargement ContentPlaceHolder1. Essayez de déplacer une étiquette forme après:

<asp:ContentPlaceHolder id="ContentPlaceHolder1" runat="server"> 
    </asp:ContentPlaceHolder> 
</form>