GridPanel分页
GridPanel分页
EXT数据结构
Ext.onReady(function(){
var sm = new Ext.grid.CheckboxSelectionModel();//显示选择框
var cm = new Ext.grid.ColumnModel([
new Ext.grid.RowNumberer(),//显示行号
sm,//显示选择框
{
header : "姓名",// 列头文字说明
width : 80,
dataIndex : "Name",// 记录结构中的name属性值
tooltip : "这是你的姓名"// 悬停提示
}, {
header : "性别",
width : 40,
dataIndex : "Sex",
align : "center",
renderer : function(v) {
if (v == "男") {
return "<img src='imgs/boy.gif'>";
} else {
return "<img src='imgs/girl.gif'>";
}
}
}, {
header : "生日",
width : 150,
format : "Y-m-d",
dataIndex : "Birthday",
renderer : Ext.util.Format.dateRenderer("Y-m-d")
}, {
header : "学历",
width : 80,
dataIndex : "Education",
align : "center"
}, {
id : "memo",
header : "备注",
dataIndex : "Memo"
}, {
header : "操作",
width : 150,
dataIndex : "Operation",
menuDisabled : true,
renderer : function(v) {
return "<sapn style='margin-right:10px'><a href='#'>修改</a></span>"
+ "<span><a href='#'>删除</a></span>";
}
}
]);
// 给每个列添加数据
var data = [{
name : "学生A",
sex : "男",
birthday : Date.parseDate("1987-12-08", "Y-m-d"),
edu : "本科",
memo : "无备注"
}, {
name : "学生B",
sex : "女",
birthday : Date.parseDate("1974-04-23", "Y-m-d"),
edu : "大专",
memo : "漂亮MM"
}, {
name : "学生C",
sex : "女",
birthday : Date.parseDate("1978-05-17", "Y-m-d"),
edu : "硕士",
memo : "无备注"
}, {
name : "学生D",
sex : "女",
birthday : Date.parseDate("1988-07-14", "Y-m-d"),
edu : "硕士",
memo : "无备注"
}];
// proxy
var proxy = new Ext.data.MemoryProxy(data);
// 定义记录结果
var Human = Ext.data.Record.create([{
name : "Name",
type : "string",
mapping : "name"
}, {
name : "Sex",
type : "string",
mapping : "sex"
}, {
name : "Birthday",
type : "string",
mapping : "birthday"
}, {
name : "Education",
type : "string",
mapping : "edu"
}, {
name : "Memo",
type : "string",
mapping : "memo"
}, {
name : "Operation",
type : "string"
// mapping:"oper"
}]);
var reader = new Ext.data.JsonReader({}, Human);
//提供数据源
var store = new Ext.data.Store({
proxy : proxy,
reader : reader
});
store.load();
var grid = new Ext.grid.GridPanel({
title:"学生信息",
width:700,
autoHeight:true,
cm:cm,
sm:sm,
store:store,
renderTo:"a",
autoExpandColumn:"memo",//自动伸展
buttonAlign:"center",
buttons:[{
text:"第一行",
handler:function(){
var rsm = grid.getSelectionModel();//得到行选择模型
rsm.selectFirstRow();
}
},{
text:"上一行",
handler:function(){
var rsm = grid.getSelectionModel();//得到选择行的模型
if(!rsm.hasPrevious()){
Ext.Msg.alert("警告","已到达第一行");
}else{
rsm.selectPrevious();
}
}
},{
text:"下一行",
handler:function(){
var rsm = grid.getSelectionModel();//得到行选择模型
if(!rsm.hasNext()){
Ext.Msg.alert("警告","已到达最后一行");
}else{
rsm.selectNext()
}
}
},{
text:"最后一行",
handler:function(){
var rsm = grid.getSelectionModel();//得到行选择模型
rsm.selectLastRow();
}
},{
text:"全选",
handler:function(){
var rsm = grid.getSelectionModel();//得到行选择模型
rsm.selectAll();
}
},{
text:"全不选",
handler:function(){
var rsm = grid.getSelectionModel();//得到行选择模型
rsm.deselectRange(0,grid.getView().getRows().length - 1);
}
},{
text:"反选",
handler:function(){
var rsm = grid.getSelectionModel();//得到行选择模型
for (var i = grid.getView().getRows().length - 1; i >= 0; i--) {
if(rsm.isSelected(i)){
rsm.deselectRow(i);
}else{
rsm.selectRow(i,true);//必须保留原来的，否则效果无法是实现
}
}
}
}]
});
})