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Javascript 中的 JS小练习代码之二
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-10-12 浏览: 124 ::
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JS练习代码 相关的源代码如下:
1.beginFormPanel.js(作用:外层html文件中表单的展现)
<script>
var beginFormPanel = Ext.extend(Ext.form.FormPanel,{
constructor:function()
{
beginFormPanel.superclass.constructor.call
(
this,
{
title:"myForm(绝不裸奔)",
width:418,
height:180,
frame:true,
labelWidth:45,
style:"margin-left:250px",
defaultType:"textfield",
defaults:{anchor:"95%"},
items:
[
{
fieldLabel:"姓名",
name:"name"
},
{
fieldLabel:"年龄",
name:"age"
},
{
fieldLabel:"性别",
name:"sex"
},
{
fieldLabel:"住址",
name:"addr"
}
],
buttons:
[
{
text:"添加"
},
{
text:"修改"
},
{
text:"删除"
}
],
renderTo:Ext.getBody()
}
) ;
}
}) ;
</script>
2.beginPanel.js(作用:GridPanel与窗口以及窗口中FormPanel的实现)
<script>
/**************************** FormPanel *****************************************************/
var myWindowForm = Ext.extend(Ext.form.FormPanel,{
constructor:function()
{
myWindowForm.superclass.constructor.call
(
this,
{
labelWidth:45,
defaultType:"textfield",
defaults:{anchor:"93%"},
style:"padding:5px",
baseCls:"x-plain",
items:
[
{
fieldLabel:"姓名",
name:"name",
allowBlank:false,
blankText:"姓名不能够为空!"
},
{
fieldLabel:"年龄",
name:"age",
allowBlank:false,
vtype:"age",
blankText:"年龄不能够为空!"
},
{
fieldLabel:"性别",
name:"sex",
allowBlank:false,
blankText:"性别不能够为空!"
},
{
fieldLabel:"住址",
name:"addr",
allowBlank:false,
blankText:"住址不能够为空!"
}
]
}
) ;
},
getValues:function()
{
if(this.getForm().isValid())
{
return new Ext.data.Record(this.getForm().getValues()) ;
}
else
{
throw error("表单验证没通过哦!") ;
}
},
setValues:function(record)
{
this.getForm().loadRecord(record) ;
},
reset:function()
{
this.getForm().reset() ;
}
}) ;
/******************************** Window ***********************************/
var myWindow = Ext.extend(Ext.Window,{
form:new myWindowForm(),
constructor:function()
{
myWindow.superclass.constructor.call
(
this,
{
title:"myWindow(绝不裸奔)",
width:300,
height:185,
frame:true,
plain:true,
modal:true,
items:this.form,
closable:false,//禁止关闭
collapsible:true,//可折叠
buttons:
[
{
text:"确定",
handler:this.onSubmitClick,
scope:this
},
{
text:"取消",
handler:this.onCancelClick,
scope:this
}
]
}
) ;
this.addEvents("submit") ;
},
close:function()
{
this.hide() ;
},
onSubmitClick:function()
{
/*
try
{
this.fireEvent("submit",this,this.form.getValues()) ;
}
catch (error)
{
Ext.Msg.alert("警告","请将需要填写的信息填写完整!") ;
}
*/
this.fireEvent("submit",this,this.form.getValues()) ;
this.close() ;
},
onCancelClick:function()
{
//上面不加scope属性则提示this.form为空
this.form.reset() ;
this.close() ;
}
}) ;
JS练习代码
/************************** GridPanel **************************************/
var beginMyPanel = Ext.extend(Ext.grid.GridPanel,{
insertWin:new myWindow(),
constructor:function()
{
//this.insertWin = new myWindow() ;
var myData =
[
["th","91","非女","地球"],
["thtwin","92","男","地球"],
["thtwinj2ee","93","非女","地球"],
["thj2ee","94","男","地球"],
["thtwin","95","非女","地球"]
] ;
var myRecord = Ext.data.Record.create
(
["name","age","sex","addr"]
) ;
var myColumn = new Ext.grid.ColumnModel
(
[
{header:"姓名",dataIndex:"name"},
{header:"年龄",dataIndex:"age"},
{header:"性别",dataIndex:"sex"},
{header:"住址",dataIndex:"addr"}
]
) ;
var myStore = new Ext.data.Store
(
{
proxy:new Ext.data.MemoryProxy(myData),
reader:new Ext.data.ArrayReader
(
{},
myRecord
)
}
) ;
beginMyPanel.superclass.constructor.call
(
this,
{
title:"myGridPanel(thtwinj2ee)",
frame:true,
width:418,
height:250,
cm:myColumn,
ds:myStore,
style:"margin:20,0,10,250",
tbar:
[
{
text:"添加人员",
handler:function()
{
this.insertWin.show() ;
},
scope:this
},
"-",//得到的结果为:|
{text:"修改人员"},
"-",
{text:"删除人员"}
],
selModel:new Ext.grid.RowSelectionModel
(
{
listeners:
{
"rowselect":
{
fn:function(row,index,record)
{
this.setTitle("修改之后的GridPanel的名字!") ;
//注意下面的这句 ***** 1 ******
this.fireEvent("rowselect",record) ;
},
scope:this
}
}
}
),
renderTo:Ext.getBody()
}
) ;
myStore.load() ;
//注意下面这句 ***** 2 ******
this.addEvents("rowselect") ;
this.insertWin.on("submit",this.onInsertWinSubmit,this) ;
},
insert:function(myRecord)
{
this.getStore().add(myRecord) ;
},
onInsertWinSubmit:function(insertWin,myRecord)
{
this.insert(myRecord) ;
}
}) ;
</script>
3.静态html页面的表现
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="../AllRes/resources/css/ext-all.css"/>
<script type="text/javascript" src="../AllRes/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="../AllRes/ext-all.js"></script>
<script type="text/javascript" src="beginPanel.js"></script>
<script type="text/javascript" src="beginFormPanel.js"></script>
<script>
Ext.onReady(function(){
Ext.QuickTips.init() ;
Ext.form.Field.prototype.msgTarget="side" ;
Ext.apply(Ext.form.VTypes,{
"age":function(value)
{
//此处用正则表达式要使
if(/^\d+$/.test(value))
{
return true ;
}
return false ;
},
"ageText":"请输入正确的年龄!"
}
) ;
/* var newnewMyWindowForm = new myWindowForm() ;
newMyWindowForm.render(Ext.getBody()) ;
*/
// var newnewMyWindow = new myWindow() ;
// newMyWindow.show() ;
var myGridPanel = new beginMyPanel() ;
var myForm = new beginFormPanel() ;
//注意下面这句与***** 1 ****** 和 ***** 2 ******的关系
myGridPanel.on
(
"rowselect",
function(selectedRow)
{
this.getForm().loadRecord(selectedRow) ;
},
myForm
) ;
}) ;
</script>
</head>
<body>
</body>
</html>
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