TreeView.NodeWrap Proprietà

  • Riferimento

Definizione

Spazio dei nomi:
System.Web.UI.WebControls
Assembly:
System.Web.dll

Ottiene o imposta un valore che indica se viene effettuato il ritorno a capo del testo in un nodo in cui lo spazio è esaurito.

public:
 property bool NodeWrap { bool get(); void set(bool value); };
public bool NodeWrap { get; set; }
member this.NodeWrap : bool with get, set
Public Property NodeWrap As Boolean

Valore della proprietà

Boolean

true per effettuare il ritorno a capo del testo; in caso contrario, false. Il valore predefinito è false.

Esempio

Nell'esempio di codice seguente viene illustrato come utilizzare la NodeWrap proprietà per eseguire il wrapping del testo del TreeView controllo .


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

<!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>TreeView NodeWrap Example</title>
</head>
<body>
    <form id="form1" runat="server">
    
      <h3>TreeView NodeWrap Example</h3>
      
      <table border="1">
      
        <tr>
          <!-- Setting the width of the cell to a small value          -->
          <!-- will cause the TreeView control to wrap if the NodeWrap -->
          <!-- property is set to true.                                -->
          <td style="width:20">
    
            <asp:TreeView id="LinksTreeView"
              Font-Names= "Arial"
              ForeColor="Blue"
              NodeWrap="true"
              runat="server">
         
              <LevelStyles>
        
                <asp:TreeNodeStyle ChildNodesPadding="10" 
                  Font-Bold="true" 
                  Font-Size="12pt" 
                  ForeColor="DarkGreen"/>
                <asp:TreeNodeStyle ChildNodesPadding="5" 
                  Font-Bold="true" 
                  Font-Size="10pt"/>
                <asp:TreeNodeStyle ChildNodesPadding="5" 
                  Font-UnderLine="true" 
                  Font-Size="10pt"/>
                <asp:TreeNodeStyle ChildNodesPadding="10" 
                  Font-Size="8pt"/>
             
              </LevelStyles>
         
              <Nodes>
        
                <asp:TreeNode Text="Table of Contents"
                  SelectAction="None">
             
                  <asp:TreeNode Text="Chapter One">
            
                    <asp:TreeNode Text="Section 1.0">
              
                      <asp:TreeNode Text="Topic 1.0.1"/>
                      <asp:TreeNode Text="Topic 1.0.2"/>
                      <asp:TreeNode Text="Topic 1.0.3"/>
              
                    </asp:TreeNode>
              
                    <asp:TreeNode Text="Section 1.1">
              
                      <asp:TreeNode Text="Topic 1.1.1"/>
                      <asp:TreeNode Text="Topic 1.1.2"/>
                      <asp:TreeNode Text="Topic 1.1.3"/>
                      <asp:TreeNode Text="Topic 1.1.4"/>
               
                    </asp:TreeNode>
            
                  </asp:TreeNode>
            
                  <asp:TreeNode Text="Chapter Two">
            
                    <asp:TreeNode Text="Section 2.0">
              
                      <asp:TreeNode Text="Topic 2.0.1"/>
                      <asp:TreeNode Text="Topic 2.0.2"/>
              
                    </asp:TreeNode>
            
                  </asp:TreeNode>
            
                </asp:TreeNode>

                <asp:TreeNode Text="Appendix A" />
                <asp:TreeNode Text="Appendix B" />
                <asp:TreeNode Text="Appendix C" />
        
              </Nodes>
        
            </asp:TreeView>
      
          </td>
        
        </tr>
      
      </table>

    </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">
<html xmlns="http://www.w3.org/1999/xhtml" >
  <head runat="server">
    <title>TreeView NodeWrap Example</title>
</head>
<body>
    <form id="form1" runat="server">
    
      <h3>TreeView NodeWrap Example</h3>
      
      <table border="1">
      
        <tr>
          <!-- Setting the width of the cell to a small value          -->
          <!-- will cause the TreeView control to wrap if the NodeWrap -->
          <!-- property is set to true.                                -->
          <td style="width:20">
    
            <asp:TreeView id="LinksTreeView"
              Font-Names= "Arial"
              ForeColor="Blue"
              NodeWrap="true"
              runat="server">
         
              <LevelStyles>
        
                <asp:TreeNodeStyle ChildNodesPadding="10" 
                  Font-Bold="true" 
                  Font-Size="12pt" 
                  ForeColor="DarkGreen"/>
                <asp:TreeNodeStyle ChildNodesPadding="5" 
                  Font-Bold="true" 
                  Font-Size="10pt"/>
                <asp:TreeNodeStyle ChildNodesPadding="5" 
                  Font-UnderLine="true" 
                  Font-Size="10pt"/>
                <asp:TreeNodeStyle ChildNodesPadding="10" 
                  Font-Size="8pt"/>
             
              </LevelStyles>
         
              <Nodes>
        
                <asp:TreeNode Text="Table of Contents"
                  SelectAction="None">
             
                  <asp:TreeNode Text="Chapter One">
            
                    <asp:TreeNode Text="Section 1.0">
              
                      <asp:TreeNode Text="Topic 1.0.1"/>
                      <asp:TreeNode Text="Topic 1.0.2"/>
                      <asp:TreeNode Text="Topic 1.0.3"/>
              
                    </asp:TreeNode>
              
                    <asp:TreeNode Text="Section 1.1">
              
                      <asp:TreeNode Text="Topic 1.1.1"/>
                      <asp:TreeNode Text="Topic 1.1.2"/>
                      <asp:TreeNode Text="Topic 1.1.3"/>
                      <asp:TreeNode Text="Topic 1.1.4"/>
               
                    </asp:TreeNode>
            
                  </asp:TreeNode>
            
                  <asp:TreeNode Text="Chapter Two">
            
                    <asp:TreeNode Text="Section 2.0">
              
                      <asp:TreeNode Text="Topic 2.0.1"/>
                      <asp:TreeNode Text="Topic 2.0.2"/>
              
                    </asp:TreeNode>
            
                  </asp:TreeNode>
            
                </asp:TreeNode>

                <asp:TreeNode Text="Appendix A" />
                <asp:TreeNode Text="Appendix B" />
                <asp:TreeNode Text="Appendix C" />
        
              </Nodes>
        
            </asp:TreeView>
      
          </td>
        
        </tr>
      
      </table>

    </form>
  </body>
</html>

Commenti

Utilizzare la NodeWrap proprietà per specificare se il testo visualizzato in ogni nodo viene disposto quando esaurisce lo spazio.

Il valore di questa proprietà viene archiviato nello stato di visualizzazione.

Si applica a

Vedi anche