Ext.data.PagingMemoryProxy分页一次性读取数据的实现代码

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1 建立get.PHP


get.PHP=>
代码如下:
PHP
$data=array(
array(1,"yixing",123),
array(2,"chenlin",13),
array(3,"lixin",
array(4,"liumei",344),
array(5,"qiuye",343),
array(6,"zhangli",231),
array(7,"chenggong",1234),
array(9,"linmei",
array(10,"gaoxin",234),
array(11,"ximi",
array(12,"suoming",1234)
);
echo json_encode($data);
?>

2 在下载的extjs中搜索到PagingMemoryProxy.js,与get.PHP放在一个文件夹中
3 建立文件grid.html
grid.html=>
代码如下:


<Meta http-equiv="Content-Type" content="text/html; charset=gbk">







4 建立文件r01.js
r01.js=>
代码如下:
Ext.onReady(function() {
Ext.QuickTips.init();
var root=new Ext.tree.TreeNode({
text:'简单树形',
expanded:true
})
var user=(new Ext.tree.TreeNode({
text:'用户',
expanded:true
})
)
var user1=new Ext.tree.TreeNode({
text:'用户1'
})
var user2=new Ext.tree.TreeNode({
text:'用户2',
})
root.appendChild(user);
user.appendChild(user1);
user.appendChild(user2);
//建立根节点
var tree=new Ext.tree.TreePanel({
width:180,
height:300,
root:root
})
//中间区域
var tabPanel = new Ext.TabPanel({
region : 'center',
enableTabScroll : true,
activeTab :0,
margins:'5 5 5 5',
items : [{
id : 'homePage',
title : '首页',
autoScroll : true,
html:'
首页!
'
}]
});
function treeClick(){
tabPanel.add({
title:'用户',
id:'1',
activeTab:1,
closable:true,
autoLoad:{
url:'grid.html',
scripts:true
}
})
}
user1.on("click",treeClick);
//界面显示
new Ext.Viewport({
title:'Ext.Viewport示例',
layout:'border',
items:[
{
region:'west',
layout:'fit',
width:200,
collapsible:true,
margins:'5 0 5 5',
items:tree
},{
region:'center',
items:tabPanel
}]
})
});

5 建立r01.PHP
r01.PHP=>
代码如下:


<Meta http-equiv="Content-Type" content="text/html; charset=gbk">
Insert title here


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