欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  web前端

Extjs单独定义各组件的实例代码_extjs

程序员文章站 2022-05-08 10:49:37
...
网上看到的一个事例,其中包含了组件的定义拷贝下来供大家参考:
复制代码 代码如下:

Ext.onReady(function(){
var dtCategory=[
['all','所有种类'],
['1','Beverages'],
['2','Condiments'],
['3','Confections'],
['4','Dairy Products'],
['5','Grains/Cereals'],
['6','Meat/Poultry '],
['7','Produce'],
['8','Seafood']
];
var stCategory=new Ext.data.SimpleStore({
fields:['value','text'],
data:dtCategory
});
var cbCategory=new Ext.form.ComboBox({
id:"cbCategory",
store:stCategory,
displayField:"text",
valueField:"value",
typeAhead:true,
mode:"local",
triggerAction:"all",
emptyText:"请选择商品种类...",
editable:false,
allowBlank:false,
blankText:"商品种类必须选择",
autoSelect:true,
selectOnFoucus:true,
value:'',
dfval:''
});
cbCategory.setValue("all");
var tfName=new Ext.form.TextField({
id:'tfName'
});
var btnSearch=new Ext.Button({
id:'btnSearch',
iconCls:'btn_search',
text:'搜索',
handler:function(){
stProduct.load({params:{start:0,limit:10,categoryName:Ext.getCmp("cbCategory").getValue(),productName:Ext.getCmp("tfName").getValue()}});
}
});
var btnHelp=new Ext.Button({
text:'帮助',
iconCls:'btn_help'
})
var tb=new Ext.Toolbar({
id:'tb',
items:[
'商品种类:',
cbCategory,
'-',
'商品名称:',
tfName,
btnSearch,
'->',
btnHelp
]
});
var pnNorth=new Ext.Panel({
id:'pnNorth',
region:'north',
autoHeight:true,
items:[
tb
]
});
var url="Default.aspx";
var stProduct=new Ext.data.Store({
id:"st",
proxy:new Ext.data.HttpProxy({url:url}),
reader:new Ext.data.JsonReader({totalProperty:"totalProperty",root:"root",fields:[{name:"ProductID"},{name:"ProductName"},{name:"CategoryName"},{name:'UnitPrice'},{name:'Discontinued'},{name:'QuantityPerUnit'},{name:'CompanyName'}] })//ProductID作为隐藏列,不显示在gridpanel中
});
stProduct.load({params:{start:0,limit:10,categoryName:Ext.getCmp("cbCategory").getValue(),productName:Ext.getCmp("tfName").getValue()}});
var cmProduct=new Ext.grid.ColumnModel([
new Ext.grid.RowNumberer(),
{header:"产品名称",dataIndex:"ProductName",sortable:true},
{header:"产品种类",dataIndex:"CategoryName",sortable:true},
{header:"单价",dataIndex:"UnitPrice",sortable:true},
{header:"是否停产",dataIndex:"Discontinued",sortable:true},
{header:"规格",dataIndex:"QuantityPerUnit",sortable:true},
{header:"供货商",dataIndex:"CompanyName",sortable:true}
]);
var pgtbProduct=new Ext.PagingToolbar({
id:"pgtbProduct",
displayInfo:true,
emptyMsg:"没有数据要显示!",
displayMsg:"当前为第{0}--{1}条,共{2}条数据",
store:stProduct,
pageSize:10
});
var grdProduct=new Ext.grid.GridPanel({
id:"grdProduct",
title:"商品信息",
cm:cmProduct,
store:stProduct,
autoWidth:true,
selModel:new Ext.grid.RowSelectionModel({single:true}),
height: screen.availHeight-190,
frame: true,
pageSize:20,
bbar:pgtbProduct,
//autoExpandColumn:6,
loadMask:true,
viewConfig:{
forceFit:true
}
});
var stSupplier = new Ext.data.Store({
id: "stSupplier",
autoLoad:true,
proxy: new Ext.data.HttpProxy({ url: "ProductInfo.aspx?type=getSupplierInfo" }),
reader: new Ext.data.JsonReader({ totalProperty: "totalProperty", root: "root", fields: [{ name: "sID" }, { name: "cName"}] })
});
var pnProduct=new Ext.Panel({
id:'pnProduct',
title:'商品信息',
autoHeight:true,
items:[
new Ext.Panel({
id:'pnProductRowOne',
border:false,
bodyStyle:'padding-top:10px;',
layout:'column',
items:[
new Ext.Panel({
columnWidth:.5,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'textfield',
id:'ProductName',
name:'ProductName',
fieldLabel:'商品名称',
anchor:'95%'
}
]
}),
new Ext.Panel({
columnWidth:.25,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'radio',
id:'DiscontinuedOneID',
//hiddenName:'Discontinued',
name:'Discontinued',
inputValue:'1',
fieldLabel:'是否停售',
boxLabel:'是',
anchor:'95%'
}
]
}),
new Ext.Panel({
columnWidth:.25,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'radio',
id:'DiscontinuedTwoID',
//hiddenName:'Discontinued',
name:'Discontinued',
checked:true,
inputValue:'0',
boxLabel:'否',
anchor:'95%'
}
]
})
]
}),
new Ext.Panel({
id:'pnProductRowTwo',
border:false,
layout:'column',
items:[
new Ext.Panel({
columnWidth:.5,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'textfield',
id:'QuantityPerUnit',
name:'QuantityPerUnit',
fieldLabel:'规格',
anchor:'95%'
}
]
}),
new Ext.Panel({
columnWidth:.5,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'textfield',
id:'UnitPrice',
name:'UnitPrice',
fieldLabel:'单价',
anchor:'95%'
}
]
})
]
}),
new Ext.Panel({
id:'pnProductRowThree',
border:false,
layout:'column',
items:[
new Ext.Panel({
columnWidth:.5,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'textfield',
id:'UnitsInStock',
name:'UnitsInStock',
fieldLabel:'库存量',
anchor:'95%'
}
]
})
,
new Ext.Panel({
columnWidth:.5,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'combo',
id:'CommpanyName',
//name:'CommpanyName',
hiddenName:'SupplierID',
fieldLabel:'供货商',
displayField: 'cName',
valueField: 'sID',
mode: 'local',
typeAhead: true,
triggerAction: "all",
editable: false,
allowBlank: false,
autoSelect: true,
selectOnFoucus: true,
store: stSupplier,
anchor:'95%'
}
]
})
]
})
]
});
var pnCategory=new Ext.Panel({
id:'pnCategory',
title:'商品相关种类信息',
autoHeight:true,
items:[
new Ext.Panel({
id:'pnCategoryRowOne',
border:false,
bodyStyle:'padding-top:10px;',
layout:'column',
items:[
new Ext.Panel({
columnWidth:.5,
border:false,
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'textfield',
id:'CategoryName',
name:'CategoryName',
fieldLabel:'商品种类',
anchor:'95%'
},
{
xtype:'textfield',
id:'Description',
name:'Description',
fieldLabel:'商品描述',
anchor:'95%'
},
{
xtype:'hidden',
id:'CategoryID',
name:'CategoryID',
fieldLabel:'种类编号'//这个是隐藏的
}
]
}),
new Ext.Panel({
columnWidth:.5,
border:false,
bodyStyle:'padding-left:25px;',
layout:'form',
labelWidth:60,
labelAlign:'right',
items:[
{
xtype:'box',//
id:'CategoryImage',
width:172,
height:120,
autoEl:{
tag:'image',
src:'tempFile/1.png'
}
}
]
})
]
})
]
});
var tpProduct=new Ext.TabPanel({//很多时候我们可能是一个表单放在不同的tab中,为了方便提交和加载数据可以在tabpanel最外层放一个formpanel,但是显示就有问题,这个时候可以通过设置tabpanel高度和deferredRender、layoutOnTabChange两个属性来调整
id:'tpProduct',
deferredRender:false,//是否第一次显示就渲染所有tab(默认为true)
layoutOnTabChange:true,
//height:300,
//autoTabs:true,
activeTab:0,
border:false,
items:[
pnProduct,
pnCategory
]
});
var fpProduct=new Ext.FormPanel({//作为TabPanel的容器
id:'fpProduct',
reader: new Ext.data.JsonReader({
successProperty: 'success',//后台返回的json中成功与否的字段名称
root: 'info'//后台返回的json中,数据字段名称
},
[
'ProductName',
//'Discontinued',
'QuantityPerUnit',
'UnitPrice',
'UnitsInStock',
'CategoryID',
'CategoryName',
'Description',
'SupplierID'
]
),
items:[
tpProduct
]
});
var winProductInfo=new Ext.Window({
title:'商品信息',
width:450,
height:300,
layout:'fit',
closeAction:'hide',
plain:true,//true则主体背景透明,false则和主体背景有些差别
collapsible:true,//是否可收缩
modal:true,//是否为模式窗体
items:[
fpProduct
],
buttons:[//窗体按钮
{
text:'提交',
handler:function(){
if(fpProduct.getForm().isValid()){
var record=grdProduct.getSelectionModel().getSelected();
fpProduct.getForm().submit({
method:'post',
url:'ProductInfo.aspx?type=updateProductInfo&productId='+record.get("ProductID"),
waitMsg:'数据更新中...',
success:function(){
stProduct.reload();
Ext.Msg.alert("系统提示","提交成功!");
},
failure:function(){
Ext.Msg.alert("系统提示","提交失败!");
}
});
}
}
},
{
text:'关闭',
handler:function(){//点击时触发的事件
winProductInfo.hide();
}
}
]
});
// Ext.getCmp('tp').on("tabchange",function(tabPanel,tab){
// Ext.Msg.alert("系统提示","Tab标题:"+tab.title);
// });
grdProduct.on("rowdblclick",function(grid,rowIndex,e){
var row=grid.getStore().getAt(rowIndex).data;
//Ext.Msg.alert("系统提示","行:"+rowIndex+" 产品ID:"+row.ProductID);
fpProduct.form.load({//利用load自动填充,注意表单控件字段一定要和json中一致
url:'ProductInfo.aspx?type=getProductInfo&productId='+row.ProductID,
waitMsg:'数据加载中...',
success:function(){
//alert("tempFile/"+row.CategoryName+".png");
if(row.Discontinued=="是"){
Ext.getCmp('DiscontinuedOneID').setValue(true);
}else{
Ext.getCmp('DiscontinuedTwoID').setValue(true);
}
Ext.getCmp('CategoryImage').getEl().dom.src="tempFile/"+row.CategoryName+".png";
},
failure:function(){
Ext.Msg.alert("系统提示","数据加载失败!");
}
});
winProductInfo.show();
});
var pnCenter=new Ext.Panel({
id:'pnCenter',
region:'center',
items:[
grdProduct
]
});
var vp=new Ext.Viewport({
id:'vp',
layout:'border',
renderTo:Ext.getBody(),
items:[
pnNorth,
pnCenter
]
});
});
相关标签: Extjs 组件