如何在Chackboxchange事件中获取内部数据列表的Lable Id [英] How Do I Get Lable Id Which Is Inside Datalist On Chackboxchange Event

问题描述

Hello Friend，



我想在CheckalChange事件中获取LableId，这是在Datalist Control中的内容

但是我没有得到它....



Html代码

 <   asp：DataList     runat   =  server    ID   =  MaterialList >  
 <   ItemTemplate  >  
 <   asp ：标签    ID   =  MaterialId    runat   = 服务器   文本  ='  <％ #Eval（  MaterialId）％> '   < span class =code-attribute>可见  =  false >  <   / asp：Label  >  
 <   div     style   =  padding-bottom：5px; >  
 <   asp：CheckBox     ID   =  MaterialNameChk    runat   =  server < span class =code-attribute>  文本  ='  <％ #Eval（  MaterialName ）％> '    OnCheckedChanged   =  MaterialNameChk_CheckedChanged    AutoPostBack   =   true    /  < span class =code-keyword>>  
 <   / div  >  
 <   / ItemTemplate  >  
 <   / asp：DataList  >  

.cs代码< br $> b $ b

<前lang =cs> protected void MaterialNameChk_CheckedChanged（ object sender，EventArgs e）
{
if （sender！= null ）
{
CheckBox复选框=（CheckBox）发件人;

DataListItem item =（DataListItem）checkbox.NamingContainer;
标签idlbl =（标签）item.FindControl（ MaterialId）;

// Reset.Text =重置;
}
}

请帮我解决这个问题...



谢谢你提前

解决方案

试试

 protected void MaterialNameChk_CheckedChanged（object sender，EventArgs e）
 {
 if（sender！= null）
 {
 CheckBox checkbox =（CheckBox）sender; 
 if（checkbox！= null）
 {
 Label idlbl = checkbox.Parent.FindControl（MaterialId）as Label; 
 
} 
} 
} 

Hello Friend ,

I am trying to get LableId On CheckboxChange Event which is inside the Datalist Control
But i am not getting it....

Html Code

<asp:DataList runat="server" ID="MaterialList">
                    <ItemTemplate>
                        <asp:Label ID="MaterialId" runat="server" Text='<%# Eval("MaterialId")%>' Visible="false"></asp:Label>
                        <div style="padding-bottom: 5px;">
                            <asp:CheckBox ID="MaterialNameChk" runat="server" Text='<%# Eval("MaterialName")%>' OnCheckedChanged="MaterialNameChk_CheckedChanged" AutoPostBack="true" />
                        </div>
                    </ItemTemplate>
                </asp:DataList>

.cs Code

protected void MaterialNameChk_CheckedChanged(object sender, EventArgs e)
  {
      if (sender != null)
      {
          CheckBox checkbox = (CheckBox)sender;

    DataListItem item = (DataListItem)checkbox.NamingContainer;
            Label idlbl = (Label)item.FindControl("MaterialId");

         // Reset.Text = "Reset";
}
}

Please help me out for this problem...

Thank u In Advance

解决方案

Try

protected void MaterialNameChk_CheckedChanged(object sender, EventArgs e)
 {
      if (sender != null)
      {
        CheckBox checkbox = (CheckBox)sender;    
    	if(checkbox != null)
    	{
        Label idlbl = checkbox.Parent.FindControl("MaterialId") as Label;

    	}
   }
}

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