问题描述
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我对创建HTA相当陌生,如何创建一个下拉列表以过滤其他下拉列表的结果?我有一个包含站点名称和状态的数据库,我想要的是在选择状态后仅填充与所选状态匹配的那些记录,以填充站点下拉列表。
解决方法
这是一个非常简单的HTA,它会根据对另一个下拉菜单的选择来填充一个下拉菜单。应该易于适应从数据库中读取。
<html>
<head>
<title>Test</title>
<HTA:APPLICATION
APPLICATIONNAME=\"Test\"
ID=\"Test\"
VERSION=\"1.0\"/>
</head>
<script language=\"VBScript\">
Sub Window_OnLoad
Populatedropdown1
End Sub
Sub Populatedropdown1
For i = 0 To 5
Set opt = document.createElement(\"option\")
opt.Value = i
opt.Text = \"Option \" & CStr(i)
dropdown1.add opt
Next
End Sub
Sub Populatedropdown2
For Each opt in dropdown2.Options
opt.RemoveNode
Next
For i = dropdown1.value To 10
Set opt = document.createElement(\"option\")
opt.Value = i
opt.Text = \"Option \" & CStr(i)
dropdown2.add opt
Next
End Sub
</script>
<body bgcolor=\"white\">
<p>Select 1: <select name=\"dropdown1\" id=\"dropdown1\" onchange=\"Populatedropdown2\"></select></p>
<p>Select 2: <select name=\"dropdown2\" id=\"dropdown2\" ></select></p>
</body></html>
有帮助吗?
,如果我的第一个下拉列表将列出父文件夹中的所有子文件夹,怎么办?当我从第一个下拉列表中选取一个子文件夹时,它将生成secend下拉列表,该列表将列出该文件夹中的所有子文件夹,依此类推?这该怎么做?
<HEAD>
<TITLE>K Drive Program Structure</TITLE>
<HTA:APPLICATION ID=\"Eeee\"
APPLICATIONNAME=\"C Drive \"
BORDER=\"Dialog\"
CAPTION=\"Yes\"
SCROLL=\"NO\"
SHOWINTASKBAR=\"yes\"
SINGLEINSTANCE=\"yes\"
SYSMENU=\"Yes\"
WINDOWSTATE=\"maximize\">
</HEAD>
<BODY>
<SCRIPT LANGUAGE=\"VBScript\">
Sub UpdateList
For Each opt In list.Options
opt.RemoveNode
Next
Set fso = CreateObject(\"Scripting.FileSystemObject\")
For Each f In fso.GetFolder(\"C:\\WORK\").SubFolders
Set opt = document.createElement(\"OPTION\")
opt.Text = f.Name
opt.Value = f.Path
list.Add(opt)
Next
End Sub
Sub EnumSubFolders
Set fso = CreateObject(\"Scripting.FileSystemObject\")
For Each opt In list.options
If opt.selected Then
Set sf = fso.GetFolder(opt.value).SubFolders
Exit For
End If
Next
End Sub
</SCRIPT>
<H2>K Drive Structure</H2>
<P>CUSTOMER NAME
<select id=\"list\" name=\"list\" onkeydown=\"UpdateList\" onChange=\"EnumSubFolders\"></select><P>
<BR>
<BR>
<Input Type = \"Button\" Name = \"btn01\" VALUE = \"SUBMIT\">
<Input Type = \"Button\" Name = \"btn02\" VALUE = \"CLOSE\">
<BR>
<BR>
</BODY>