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TemplateField.InsertItemTemplate Özellik

Tanım

Bir öğeyi nesnede ekleme modunda TemplateField görüntülemek için şablonu alır veya ayarlar.

public:
 virtual property System::Web::UI::ITemplate ^ InsertItemTemplate { System::Web::UI::ITemplate ^ get(); void set(System::Web::UI::ITemplate ^ value); };
[System.ComponentModel.Browsable(false)]
[System.Web.UI.PersistenceMode(System.Web.UI.PersistenceMode.InnerProperty)]
[System.Web.UI.TemplateContainer(typeof(System.Web.UI.IDataItemContainer), System.ComponentModel.BindingDirection.TwoWay)]
public virtual System.Web.UI.ITemplate InsertItemTemplate { get; set; }
[<System.ComponentModel.Browsable(false)>]
[<System.Web.UI.PersistenceMode(System.Web.UI.PersistenceMode.InnerProperty)>]
[<System.Web.UI.TemplateContainer(typeof(System.Web.UI.IDataItemContainer), System.ComponentModel.BindingDirection.TwoWay)>]
member this.InsertItemTemplate : System.Web.UI.ITemplate with get, set
Public Overridable Property InsertItemTemplate As ITemplate

Özellik Değeri

ITemplate

bir ITemplateiçindeki ekleme modunda bir öğeyi görüntülemek için şablonu içeren - TemplateFieldimplemented nesnesi. Varsayılan değer, nullbu özelliğin ayarlanmadığını gösteren değeridir.

Öznitelikler

Örnekler

Aşağıdaki kod örneği, denetimin InsertItemTemplate alan satırında DetailsView ekleme modundaki TemplateField bir öğe için özel şablon oluşturmak üzere özelliğinin nasıl kullanılacağını gösterir. Şablon, kullanıcının önceden tanımlanmış bir listeden değer seçmesine olanak tanıyan bir denetim görüntüler DropDownList .


<%@ Page language="C#" %>

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

  void StoresGridView_SelectedIndexChanged(Object sender, EventArgs e)
  {
    // Set the DataItemIndex property of the DetailsView control to display
    // the record selected from the GridView control.
   // StoresDetailView.DataItemIndex = StoresGridView.SelectedIndex;
  }
  
  void StoresDetailView_ItemInserting(Object sender, DetailsViewInsertEventArgs e)
  {
    // Get the state value from the DropDownList control in the 
    // DetailsView control.
    String state = GetState(); 
    
    // Add the state to the dictionary of values to 
    // insert into the database.
    e.Values["state"] = state;
  }
  
  void StoresDetailView_ItemInserted (Object sender, DetailsViewInsertedEventArgs e)
  {
    // Refresh the GridView control after a new record is inserted.
    StoresGridView.DataBind ();
  }
  
  String GetState()
  {
    String state;
    
    // Get the DropDownList control that contains the state value
    // in the DetailsView control.
    DropDownList list = (DropDownList)StoresDetailView.Rows[4].FindControl("StateList");
    
    if (list != null)
    {
      // Get the selected value of the DropDownList control.
      state = list.SelectedItem.Text;
    }
    else
    {
      // Set the state to an empty string ("").
      state = "";
    }
    
    return state;
  }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>TemplateField InsertItemTemplate Example</title>
</head>
<body>
    <form id="form1" runat="server">
        
      <h3>TemplateField InsertItemTemplate Example</h3>

        <table cellspacing="10">
            
          <tr>
              
            <td>
                
              <asp:gridview id="StoresGridView" 
                datasourceid="StoresSqlDataSource" 
                autogeneratecolumns="false"
                autogenerateselectbutton="true"
                datakeynames="stor_id"
                onselectedindexchanged="StoresGridView_SelectedIndexChanged"   
                runat="server">
                
                <headerstyle backcolor="Blue"
                  forecolor="White"/>
                
                <columns>
                
                  <asp:boundfield datafield="stor_name"
                    headertext="Store Name"/>
                    
                  <asp:boundfield datafield="stor_address"
                    headertext="Address"/>
                    
                  <asp:boundfield datafield="city"
                    headertext="City"/>
                        
                  <asp:boundfield datafield="state"
                    headertext="State"/>
                    
                  <asp:boundfield datafield="zip"
                    headertext="ZIP Code"/>
                    
                </columns>
                
              </asp:gridview>
            
            </td>
                
            <td valign="top">
                
              <asp:detailsview id="StoresDetailView"
                datasourceid="StoresDetailsSqlDataSource"
                autogenerateinsertbutton="true"
                autogeneraterows="false" 
                datakeynames="stor_id"        
                gridlines="Both"
                oniteminserting="StoresDetailView_ItemInserting"
                oniteminserted="StoresDetailView_ItemInserted"    
                runat="server">
                
                <headerStyle backcolor="Navy"
                  forecolor="White"/>
                  <Fields>               
                  
                  <asp:boundfield datafield="stor_id"
                    headertext="Store ID"/>
                    
                  <asp:boundfield datafield="stor_name"
                    headertext="Store Name"/>
                    
                  <asp:boundfield datafield="stor_address"
                    headertext="Address"/>
                    
                  <asp:boundfield datafield="city"
                    headertext="City"/>
                        
                  <asp:templatefield headertext="State">
                    <itemtemplate>
                      <%#Eval("state")%>
                    </itemtemplate>
                    <insertitemtemplate>
                      <asp:dropdownlist id="StateList"
                        datasourceid="StateSqlDataSource"
                        datatextfield="state" 
                        runat="server"/>
                    </insertitemtemplate>
                  </asp:templatefield>
                    
                  <asp:boundfield datafield="zip"
                    headertext="ZIP Code"/>
                    
                </Fields>                    
              </asp:detailsview>
            
            </td>
                
          </tr>
            
        </table>
            
        <!-- This example uses Microsoft SQL Server and connects -->
        <!-- to the Pubs sample database.                        -->
        <asp:sqldatasource id="StoresSqlDataSource"  
          selectcommand="SELECT [stor_id], [stor_name], [stor_address], [city], [state], [zip] FROM [stores]" 
          connectionstring="server=localhost;database=pubs;integrated security=SSPI"
          runat="server">
        </asp:sqldatasource>
            
        <asp:sqldatasource id="StoresDetailsSqlDataSource"  
          selectcommand="SELECT [stor_id], [stor_name], [stor_address], [city], [state], [zip] FROM [stores]"
          insertcommand="INSERT INTO stores([stor_id], [stor_name], [stor_address], [city], [state], [zip]) VALUES (@stor_id, @stor_name, @stor_address, @city, @state, @zip)" 
          connectionstring="server=localhost;database=pubs;integrated security=SSPI"
          runat="server">
        </asp:sqldatasource>
        
        <!-- For this example, the states are retrieved from the  -->
        <!-- state field. For your application, you should use a  -->
        <!-- more complete source for the state values.           -->
        <asp:sqldatasource id="StateSqlDataSource"  
          selectcommand="SELECT Distinct [state] FROM [stores]"
          connectionstring="server=localhost;database=pubs;integrated security=SSPI"
          runat="server">
        </asp:sqldatasource>
            
      </form>
  </body>
</html>

<%@ Page language="VB" %>

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

  Sub StoresGridView_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs)

    ' Set the DataItemIndex property of the DetailsView control to display
    ' the record selected from the GridView control.
        '  StoresDetailView.DataItem = StoresGridView.SelectedIndex
  
  End Sub
  
  Sub StoresDetailView_ItemInserting(ByVal sender As Object, ByVal e As DetailsViewInsertEventArgs)

    ' Get the state value from the DropDownList control in the 
    ' DetailsView control.
    Dim state As String = GetState()
    
    ' Add the state to the dictionary of values to 
    ' insert into the database.
    e.Values("state") = state
  
  End Sub
  
    Sub StoresDetailView_ItemInserted(ByVal sender As Object, ByVal e As DetailsViewInsertedEventArgs)

        ' Refresh the GridView control after a new record is inserted.
        StoresGridView.DataBind()
   
    End Sub
  
  Function GetState() As String

    Dim state As String
        
    ' Get the DropDownList control that contains the state value
    ' in the DetailsView control.
    Dim list As DropDownList = CType(StoresDetailView.Rows(4).FindControl("StateList"), DropDownList)
    
    If Not list Is Nothing Then

      ' Get the selected value of the DropDownList control.
      state = list.SelectedItem.Text
    
    Else
    
      ' Set the state to an empty string ("").
      state = ""
      
    End If
    
    Return state
  
  End Function

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>TemplateField InsertItemTemplate Example</title>
</head>
<body>
    <form id="form1" runat="server">
        
      <h3>TemplateField InsertItemTemplate Example</h3>

        <table cellspacing="10">
            
          <tr>
              
            <td>
                
              <asp:gridview id="StoresGridView" 
                datasourceid="StoresSqlDataSource" 
                autogeneratecolumns="false"
                autogenerateselectbutton="true"
                datakeynames="stor_id"
                onselectedindexchanged="StoresGridView_SelectedIndexChanged"   
                runat="server">
                
                <headerstyle backcolor="Blue"
                  forecolor="White"/>
                
                <columns>
                
                  <asp:boundfield datafield="stor_name"
                    headertext="Store Name"/>
                    
                  <asp:boundfield datafield="stor_address"
                    headertext="Address"/>
                    
                  <asp:boundfield datafield="city"
                    headertext="City"/>
                        
                  <asp:boundfield datafield="state"
                    headertext="State"/>
                    
                  <asp:boundfield datafield="zip"
                    headertext="ZIP Code"/>
                    
                </columns>
                
              </asp:gridview>
            
            </td>
                
            <td valign="top">
                
              <asp:detailsview id="StoresDetailView"
                datasourceid="StoresDetailsSqlDataSource"
                autogenerateinsertbutton="true"
                autogeneraterows="false" 
                datakeynames="stor_id"        
                gridlines="Both"
                oniteminserting="StoresDetailView_ItemInserting"
                oniteminserted="StoresDetailView_ItemInserted"    
                runat="server">
                
                <headerstyle backcolor="Navy"
                  forecolor="White"/>
                                    
                <fields>
                  
                  <asp:boundfield datafield="stor_id"
                    headertext="Store ID"/>
                    
                  <asp:boundfield datafield="stor_name"
                    headertext="Store Name"/>
                    
                  <asp:boundfield datafield="stor_address"
                    headertext="Address"/>
                    
                  <asp:boundfield datafield="city"
                    headertext="City"/>
                        
                  <asp:templatefield headertext="State">
                    <itemtemplate>
                      <%#Eval("state")%>
                    </itemtemplate>
                    <insertitemtemplate>
                      <asp:dropdownlist id="StateList"
                        datasourceid="StateSqlDataSource"
                        datatextfield="state" 
                        runat="server"/>
                    </insertitemtemplate>
                  </asp:templatefield>
                    
                  <asp:boundfield datafield="zip"
                    headertext="ZIP Code"/>
                    
                </fields>
                    
              </asp:detailsview>
            
            </td>
                
          </tr>
            
        </table>
            
        <!-- This example uses Microsoft SQL Server and connects -->
        <!-- to the Pubs sample database.                        -->
        <asp:sqldatasource id="StoresSqlDataSource"  
          selectcommand="SELECT [stor_id], [stor_name], [stor_address], [city], [state], [zip] FROM [stores]" 
          connectionstring="server=localhost;database=pubs;integrated security=SSPI"
          runat="server">
        </asp:sqldatasource>
            
        <asp:sqldatasource id="StoresDetailsSqlDataSource"  
          selectcommand="SELECT [stor_id], [stor_name], [stor_address], [city], [state], [zip] FROM [stores]"
          insertcommand="INSERT INTO stores([stor_id], [stor_name], [stor_address], [city], [state], [zip]) VALUES (@stor_id, @stor_name, @stor_address, @city, @state, @zip)" 
          connectionstring="server=localhost;database=pubs;integrated security=SSPI"
          runat="server">
        </asp:sqldatasource>
        
        <!-- For this example, the states are retrieved from the  -->
        <!-- state field. For your application, you should use a  -->
        <!-- more complete source for the state values.           -->
        <asp:sqldatasource id="StateSqlDataSource"  
          selectcommand="SELECT Distinct [state] FROM [stores]"
          connectionstring="server=localhost;database=pubs;integrated security=SSPI"
          runat="server">
        </asp:sqldatasource>
            
      </form>
  </body>
</html>

Açıklamalar

Bir nesnedeki InsertItemTemplate ekleme modundaki TemplateField bir öğe için görüntülenen özel içeriği belirtmek için özelliğini kullanın. Ekleme modunda öğenin nasıl işlendiğini belirten bir şablon oluşturarak içeriği tanımlayın.

Bir şablon belirtmek için, önce öğesinin açılış ve kapanış etiketleri arasında açma ve kapatma <InsertItemTemplate> etiketlerini yerleştirin <TemplateField> . Ardından, açma ve kapatma <InsertItemTemplate> etiketleri arasına özel içeriği ekleyin. İçerik düz metin kadar basit veya daha karmaşık olabilir (örneğin, şablona diğer denetimleri eklemek).

Şablonda tanımlanan bir denetime program aracılığıyla erişmek için, önce veriye bağlı denetimdeki hangi TableCell nesnenin denetimi içerdiğini belirleyin. Ardından, denetime Controls erişmek için nesnesinin TableCell koleksiyonunu kullanın. Denetimin FindControl belirtilen bir ID özelliği varsa, denetimi bulmak için nesnesinin yöntemini TableCell de kullanabilirsiniz.

Not

Veriye bağlı tüm denetimler bu şablonu desteklemez Bu şablon yalnızca denetim gibi DetailsView bir kayıt eklemenize olanak sağlayan veriye bağlı denetimler tarafından desteklenir.

Şunlara uygulanır

Ayrıca bkz.