Ext3.0学习笔记messageBox和grid -

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Ext3.0学习笔记messageBox和grid

博客分类：

EXT CSS JavaScript Apple XHTML

html代码：

<!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=gb2312" />
<title>无标题文档</title>
<link rel="stylesheet" type="text/css" href="css/ext-all.css" />
<script type="text/javascript" src="js/ext-base.js"></script>
<script type="text/javascript" src="js/ext-all.js"></script>
<script type="text/javascript">
Ext.onReady(function(){
    var myDiv = Ext.get("myDiv");
//高亮显示，然后渐退
//myDiv.highlight();
myDiv.addClass("red");
//使层居中（上下左右都居中）
//myDiv.center();
myDiv.setOpacity(.25);
//Ext.select('p').highlight();

Ext.get("myButton").on("click",function(){
   alert("You click the button!");
});

/*
//使用匿名函数
Ext.select("p").on("click",function(){
    alert("You click the p");
});
//使用有名字的函数，有利于代码重用。
var paragraphclicked = function(){
   alert("You click the paragraph");
}
Ext.select("p").on("click",paragraphclicked);*/

//得到事件响应所在的DOM节点
var paraClicked = function(e){
   //Ext.get(e.target).highlight();
   var paragraph = Ext.get(e.target);
   paragraph.highlight();
   Ext.Msg.show({
     title:'paragraph clicked',
  msg:paragraph.dom.innerHTML,
  width:400,
  //buttons设置：Ext.Msg.OK,Ext.Msg.OKCANCEL,Ext.Msg.CAMCEL,Ext.Msg.YESNO,Ext.Msg.YESNOCANCEL
  buttons:Ext.Msg.OK,
  //对话框弹出和关闭时的动画效果。
  animEl:paragraph,
  //关闭对话框后执行的函数
  fn:okalert,
  //icon：弹出框内容前面的图标，取值为Ext.MessageBox.INFO，Ext.MessageBox.ERROR,Ext.MessageBox.WARNING,Ext.MessageBox.QUESTION
  icon:Ext.MessageBox.INFO,
  multiline:true
   });
}
Ext.select("p").on("click",paraClicked);
});
function okalert(){
   alert("关闭对话框后显示！");
}

Ext.onReady(function(){
    var myData = [
   ['Apple',29.89,0.24,0.81,'9/1 12:00am'],
   ['Ext',83.81,0.28,0.34,'9/12 12:00am'],
   ['Google',71.72,0.02,0.03,'10/1 12:00am'],
   ['Microsoft',52.55,0.01,0.02,'7/4 12:00am'],
   ['Yahoo!',29.01,0.42,1.47,'5/22 12:00am']
];
var ds = new Ext.data.Store({
   proxy:new Ext.data.MemoryProxy(myData),
   reader:new Ext.data.ArrayReader({id:0},[
     {name:'company'},
  {name:'price',type:'float'},
  {name:'change',type:'float'},
  {name: 'pctChange', type: 'float'},
  {name: 'lastChange', type: 'date', dateFormat: 'n/j h:ia'}
   ])
});
ds.load();
var colModel= new Ext.grid.ColumnModel([
   {header:"company",width:120,sortable:true,dataIndex:"company"},
   {header: "Price", width: 90, sortable: true, dataIndex: 'price'},
   {header: "Change", width: 90, sortable: true, dataIndex: 'change'},
   {header: "% Change", width: 90, sortable: true, dataIndex: 'pctChange'},
      {header: "Last Updated", width: 120, sortable: true, renderer: Ext.util.Format.dateRenderer('m/d/Y'), dataIndex: 'lastChange'}
]);

/*
//grid没有这个构造方法
var grid1 = new Ext.grid.Grid('grid-example', {ds: ds, cm: colModel});
grid1.render();
grid1.getSelectionModel().selectFirstRow();*/
var grid = new Ext.grid.GridPanel({
//当grid初始显示在el:Ext.getBody()时，renderTo无效；当el设为某个控件时，renderTo正常；当el不设置时，renderTo显示出来的内容应用了myDiv的样式。
//el:Ext.getBody(),
el:'gridDiv',
//renderTo：指出grid构造出来之后要在哪里呈现，
//renderTo: "myDiv",
width:514,
height:160,
     ds: ds,
//间隔行
stripeRows: true,
title: 'Array Grid',
     cm: colModel
    });
   grid.render();

});
</script>
<style type="text/css">

</style>
</head>

<body>
<div id="myDiv">sdfsdf
</div>
<p>aaaaaaaaaaaaaaaaa</p>

<p>bbbbbbbbbbbbbbbbbb</p>
<input type="button" id="myButton" value="Click Me" />
<div id="gridDiv"> </div>
</body>
</html>

效果：

见附件。效果图