default.aspx

来自「對c#初學者參考..為課題asp.net 2.0教材代碼」· ASPX 代码 · 共 100 行

ASPX

100 行

<%@ 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">
    protected void Page_Load(object sender, EventArgs e)
    {
        foreach (System.IO.DriveInfo drive in System.IO.DriveInfo.GetDrives())
        {
            TreeNode node = new TreeNode();
            node.Value = drive.Name;

            // Make sure the drive is ready before we access it
            if (drive.IsReady)
                node.Text = drive.Name + 
                            " - (free space: " + drive.AvailableFreeSpace + ")";
            else
                node.Text = drive.Name + " - (not ready)";

            this.TreeView1.Nodes.Add(node);
        }
    }

    private void LoadDirectories(TreeNode parent, string path)
    {
        System.IO.DirectoryInfo directory = new System.IO.DirectoryInfo(path);

        try
        {
            foreach (System.IO.DirectoryInfo d in directory.GetDirectories())
            {
                TreeNode node = new TreeNode(d.Name, d.FullName);

                parent.ChildNodes.Add(node);

                //Recurse the current directory
                LoadDirectories(node, d.FullName);
            }
        }
        catch (System.UnauthorizedAccessException e)
        {
            parent.Text += " (Access Denied)";
        }
        catch (Exception e)
        {
            parent.Text += " (Unknown Error: " + e.Message + ")";
        }
    }

    protected void TreeView1_SelectedNodeChanged(object sender, EventArgs e)
    {
        System.IO.DirectoryInfo directory =
                  new System.IO.DirectoryInfo(this.TreeView1.SelectedNode.Value);

        this.GridView1.DataSource = directory.GetFiles();
        this.GridView1.DataBind();
    }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <table>
            <tr>
                <td style="width: 100px" valign="top">
                   <asp:TreeView ID="TreeView1" runat="server"
                        OnSelectedNodeChanged="TreeView1_SelectedNodeChanged">
                   </asp:TreeView>
                </td>
                <td valign="top">
                    <asp:GridView ID="GridView1" runat="server"
                         AutoGenerateColumns="False" GridLines="None" CellPadding="3">
                        <Columns>
                            <asp:BoundField DataField="Name" HeaderText="Name"
                                 HeaderStyle-HorizontalAlign="Left" 
                                 HeaderStyle-Font-Bold="true" />
                            <asp:BoundField DataField="Length" HeaderText="Size"
                                 ItemStyle-HorizontalAlign="Right" 
                                 HeaderStyle-HorizontalAlign="Right" 
                                 HeaderStyle-Font-Bold="true" />
                            <asp:BoundField DataField="LastWriteTime"
                                 HeaderText="Date Modified" 
                                 HeaderStyle-HorizontalAlign="Left" 
                                 HeaderStyle-Font-Bold="true" />
                        </Columns>
                    </asp:GridView>
                </td>                
            </tr>
        </table>
        
    </div>
    </form>
</body>
</html>

default.aspx - 源码说明

本页面展示了「對c#初學者參考..為課題asp.net 2.0教材代碼」中的 default.aspx 源码文件，采用 ASPX 编程语言编写，共 100 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

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