Ext中FormPanel面板及Form控件横排测试(CSS)

在实际的网页开发中，大部分时间都要涉及到Form表单的处理。在Ext框架中也提供了很多这方面的控件，而且还有一个专门的FormPanel布局，该布局默认为放在面板上面的所有控件都是换行放置，而在实际应用中为了美观，有些需要横排，特别是Radio控件，这个时候就需要我们重新定制这些控件的布局了，该例子中使用CSS来实现这些功能，先贴出一张效果图。

<!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> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>Ext中FormPanel面板及Form控件横排测试(CSS)</title> <link rel="stylesheet" type="text/css" media="all" href="../ext/resources/css/ext-all.css" /> <style type="text/css" media="all"> .allow-float {clear:none!important;} /* 允许该元素浮动 */ .stop-float {clear:both!important;} /* 阻止该元素浮动 */ .sex-male {float:left;} .sex-female {float:left;padding:0 0 0 20px;} .age-field {float:left;padding:0 0 0 58px;*padding:0 0 0 50px!important;*padding:0 0 0 50px;} </style> </head> <body> <script type="text/javascript" src="../ext/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="../ext/ext-all.js"></script> <script type="text/javascript" src="../ext/build/locale/ext-lang-zh_CN.js"></script> <script type="text/javascript">Ext.BLANK_IMAGE_URL = '../ext/resources/images/default/s.gif';</script> <script type="text/javascript"> Ext.onReady(function() { //创建Form面板 var fp = new Ext.form.FormPanel({ buttonAlign:'center', labelAlign:'right', labelWidth:40, frame:true, bodyStyle:'padding:8px 0 0 0;', items:[{ xtype:'textfield', fieldLabel:'姓名', name:'n_username', id:'i_username', width:320 },{ xtype:'radio', fieldLabel:'性别', boxLabel:'男', name:'sex', id:'male', itemCls:'sex-male', //向左边浮动,处理控件横排 clearCls:'allow-float', //允许两边浮动,在实际生成的HTML结构中有专门的DIV阻断浮动 checked:true },{ xtype:'radio', boxLabel:'女', name:'sex', id:'female', itemCls:'sex-female', //向左浮动,处理控件横排 clearCls:'allow-float', //允许两边浮动 hideLabel:true //不显示前面"性别"的标签 },{ xtype:'textfield', fieldLabel:'年龄', name:'n_age', id:'i_age', itemCls:'age-field', //向左浮动,处理控件横排 width:133 },{ xtype:'textfield', fieldLabel:'住址', name:'n_address', id:'i_address', itemCls:'stop-float', //不允许浮动,结束控件横排 width:320 }], buttons:[{ text:'确定', handler:onOK //实际应用一般是处理fp.getForm.submit()事件 }, { text:'重置', handler:function(){ fp.getForm().reset(); } }], keys:[{ //处理键盘回车事件 key:Ext.EventObject.ENTER, fn:onOK, scope:this }] });

 //确定按钮事件,这里只是简单获取各控件值,实际应用一般和后台脚本结合
function onOK() {
var strMsg;
strMsg = ‘姓名：’ + fp.getComponent(’i_username’).getValue() + ‘，性别：’;
if (fp.getComponent(’male’).checked) strMsg += ‘男’;
if (fp.getComponent(’female’).checked) strMsg += ‘女’;
strMsg += ‘，年龄：’ + fp.getComponent(’i_age’).getValue();
strMsg += ‘，住址：’ + fp.getComponent(’i_address’).getValue();
alert(strMsg);
}

//创建主窗口 new Ext.Window({ title:’Ext中FormPanel面板及Form控件横排测试(CSS)’, width:400, closable:false, collapsible:true, draggable:false, resizable:false, modal:true, border:false, items:[fp], buttons:[] }).show(); }); </script> </body> </html>

Ext中FormPanel面板及Form控件横排测试(CSS)

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