HtmlInputFile.Size Property

 

Gets or sets the width of the text box in which the file path is entered.

Namespace:   System.Web.UI.HtmlControls
Assembly:  System.Web (in System.Web.dll)

Public Property Size As Integer

Property Value

Type: System.Int32

The width of the file-path text box. The default value is -1, which indicates that the property has not been set.

Use this property to specify the width of the text box in which to enter the file path.

The following code example demonstrates how to use the Size property to specify the width of the text box in which the user enters the file path. For this example to work properly, you need to create a directory called Temp on your computer's drive C.

<%@ Page Language="VB" AutoEventWireup="True" %>

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

  Sub Button1_Click(ByVal Source As Object, ByVal e As EventArgs)

    ' Make sure a file was submitted.
    If Text1.Value = "" Then

      Span1.InnerHtml = "Error: You must enter a file name."
      Return

    End If

    ' Save the file.
    If Not (File1.PostedFile Is Nothing) Then

      Try

        File1.PostedFile.SaveAs(("c:\temp\" & Text1.Value))
        Span1.InnerHtml = "File uploaded successfully to <b>c:\temp\" & _
                           Text1.Value & "</b> on the Web server."

      Catch exc As Exception

        Span1.InnerHtml = "Error saving file <b>c:\temp\" & _
                           Text1.Value & "</b><br />" & exc.ToString() & "."

      End Try

    End If

  End Sub

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
  <head>
    <title>HtmlInputFile Example</title>
  </head>

  <body>

    <h3>HtmlInputFile Example</h3>

    <form id="form1" enctype="multipart/form-data" 
          runat="server">

       Select File to Upload: 
       <input id="File1" 
              type="file"
              size="15"
              runat="server"/>

       <p>
       Save as file name (no path): 
       <input id="Text1" 
              type="text" 
              runat="server"/>

       </p>
       <p>
       <span id="Span1" 
             style="font: 8pt verdana;" 
             runat="server" />

       </p>
       <p>
       <input type="button" 
              id="Button1" 
              value="Upload" 
              onserverclick="Button1_Click" 
              runat="server" />

       </p>

    </form>

  </body>
</html>

.NET Framework
Available since 1.1
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