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TreeView.NodeWrap Eigenschaft

Definition

Ruft einen Wert ab, der angibt, ob Text in einem Knoten in die nächste Zeile umbrochen wird, wenn nicht genügend Platz vorhanden ist, oder legt diesen Wert fest.

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

Eigenschaftswert

Boolean

true, wenn der Text umbrochen werden soll, andernfalls false. Der Standardwert ist false.

Beispiele

Im folgenden Codebeispiel wird veranschaulicht, wie Die NodeWrap Eigenschaft zum Umbrechen des Texts des TreeView Steuerelements verwendet wird.


<%@ 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>

Hinweise

Verwenden Sie die NodeWrap Eigenschaft, um anzugeben, ob der Text, der in jedem Knoten angezeigt wird, leer ist.

Der Wert dieser Eigenschaft wird im Ansichtszustand gespeichert.

Gilt für

Siehe auch