[转]利用模式窗口：实现子、父窗体的相互传值
<!-- ====== 父窗体，我取名为parentform.html ==== -->
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<title>弹出窗口内录入数据确定后返回给父窗体--主窗体</title>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="qiujy">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<script language="javascript" type="text/javascript">
function doInput()
{
var win = window.showModalDialog("Childform.html",window,"dialogWidth=500px;dialogHeight=300px;center=yes;status=no");
if(win != null)
{
document.getElementById("parentTextBox").value = win;
}
}
</script>
</head>
<body>在新弹出的窗体里输入数据，传输到父窗体.
<br/>
<br/>
<br/>
<input type="text" id="parentTextBox" /> <a href="javascript:doInput()">点这里弹出子窗体</a>
</BODY>
</HTML>
<!-- ============= 父窗体代码结束 ============= -->
<!-- ======= 子窗体：取名为childform.html ======= -->
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<title> 弹出窗口内录入数据确定后返回给父窗体--子窗体</title>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="qiujy">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<base target="_self">
</head>
<body topmargin="0" leftmargin="0" scroll="no">
</br>
<input type="text" id="childTextBox"/>
</br></br>
<a href="javascript:doPassToParent()">点这里返回</a>
</BODY>
</HTML>
<script language="javascript" type="text/javascript">
document.getElementById("childTextBox").value = window.dialogArguments.document.getElementById("parentTextBox").value;
function doPassToParent()
{
if(document.getElementById("childTextBox").value.length <=0)
{
alert("请填写数据");
return;
}
window.returnValue = document.getElementById("childTextBox").value;
window.close();
}
</script>
<!-- ============= 子窗体代码结束 ============ -->
效果图
在子窗体的文本框中输入“把值返回到父窗体中”，点击“点这里返回”后：
