最近遇到的问题，在使用grid的时候窗口改变了但是grid却不能自适应的改变于是加了一条这行语句
问题就解决了，效果图
拖大后的效果
添加的语句：
复制代码 代码如下:
Ext.EventManager.onWindowResize(function(){
grid1.getView().refresh()
})
参看完整代码；
复制代码 代码如下:
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>grid</title>
<link href="../ext/resources/css/ext-all.css" rel="stylesheet" type="text/css" />
<script src="/UploadFiles/2021-04-02/ext-base.js"><script src="../ext/ext-all.js"><script type="text/javascript">
Ext.onReady(function() {
function renderAdmin()
{
return " <span style='cursor:pointer;' onclick='alert();'><img src='../IMAGES/icons/email.jpg'/> </a></span>";
}
var sm= new Ext.grid.CheckboxSelectionModel();
// var sm1= new Ext.grid.RowSelectionModel({singleSelect:true}),
var cm=new Ext.grid.ColumnModel([
new Ext.grid.RowNumberer(),
sm,
// sm1,
{header:'<span style="cursor:pointer;"><img src="/UploadFiles/2021-04-02/email.jpg">{header:'ID',dataIndex:'id'},
{id:'name',header:'名称',dataIndex:'name'},
{header:'发送人',dataIndex:'from'},
{header:'收件人',dataIndex:'to'}
]);
var data=[
['','001','收件单一','张三','李四'],
['','002','收件单二','张四','李五'],
['','003','收件单三','张六','李七']
];
var store= new Ext.data.Store({
proxy:new Ext.data.MemoryProxy(data),
reader:new Ext.data.ArrayReader({},[
{name:'admin'},
{name:'id'},
{name:'name'} ,
{name:'from'},
{name:'to'}
])
});
store.load();
var grid1= new Ext.grid.GridPanel({
renderTo:'grid1',
name:'grid1',
layout:'fit' ,
title:'收件单',
autoHeight:true,
autoWidth:true,
bodyStyle:'width:100%',
loadMask :true,
//autoExpandColumn:'name',
autoWidth:true,
// tbar:[{text:'发送',
// icon: '../Images/icons/application_edit.jpg',
// cls: 'x-btn-text-icon'},
// {text:'删除',
// icon: '../Images/icons/application_edit.jpg',
// cls: 'x-btn-text-icon'}],
store:store,
frame:true,
cm:cm,
sm:sm,
viewConfig:{
forceFit:true},
listeners : {
rowdblclick : function(n) {
//获取当前选中行， 输向
// debugger;
var iid= grid.getSelectionModel().getSelected().data.id ;
window.location.href="SubFrame.html?id="+iid;
}
}
});
Ext.EventManager.onWindowResize(function(){
grid1.getView().refresh()
})
});
</script>
</head>
<body>
<div id="grid1" style="width: 100%; height: 100%;">
</div>
</body>
</html>