ExtJS 自定义组件

2023-05-25,,

主要参考的是官方文档

<!DOCTYPE html>
<html lang="en"> <head>
<meta charset="UTF-8">
<title>主播推荐-分数管理-标签管理</title>
<link rel="stylesheet" type="text/css" href="resources/css/ext-all.css" />
<link rel="stylesheet" type="text/css" href="resources/css/KitchenSink-all.css" />
<script type="text/javascript" src="ext-all.js"></script>
</head> <body>
<div id="grid" style="width: 1000px;"></div>
<div id="ksgrid"></div>
<div id="onegrid"></div>
<div id="twogrid"></div>
<script>
Ext.onReady(function() {
var columns = [{
header: 'ID',
dataIndex: 'id',
sortable: true
}, {
header: '创建时间',
dataIndex: 'create',
width: 120
}, {
xtype: 'datecolumn',
header: '修改时间',
dataIndex: 'update',
width: 150
}, {
header: '标签名称',
dataIndex: 'title'
}, {
header: '推荐排序',
dataIndex: 'recommend'
}, {
header: '流量权重',
dataIndex: 'weigh'
}, {
header: '启用状态',
dataIndex: 'state'
}, {
menuDisabled: true,
sortable: false,
xtype: 'actioncolumn',
width: 150,
items: [{
iconCls: 'sell-col',
tooltip: 'Sell stock',
handler: function(grid, rowIndex, colIndex) {
var rec = grid.getStore().getAt(rowIndex);
Ext.Msg.alert('Sell', 'Sell ' + rec.get('id'));
var recNext = grid.getStore().getAt(rowIndex + 1);
}
}, {
getClass: function(v, meta, rec) {
if (rec.get('change') < 0) {
return 'alert-col';
} else {
return 'buy-col';
}
},
getTip: function(v, meta, rec) {
if (rec.get('change') < 0) {
return 'Hold stock';
} else {
return 'Buy stock';
}
},
handler: function(grid, rowIndex, colIndex) {
var rec = grid.getStore().getAt(rowIndex),
action = (rec.get('change') < 0 ? 'Hold' : 'Buy'); Ext.Msg.alert(action, action + ' ' + rec.get('company'));
}
}]
}]; var data = [
['1', '2014-12-11 00:30', '2014-12-11 00:30', '女神', '2', '25', '已启用'],
['1', '2014-12-11 00:25', '2014-12-11 00:25', '女神', '2', '25', '已启用'],
['1', '2014-12-11 00:25', '2014-12-11 00:25', '女神', '2', '25', '已启用'],
['1', '2014-12-11 00:25', '2014-12-11 00:25', '女神', '2', '25', '已启用'],
['1', '2014-12-11 00:25', '2014-12-11 00:25', '女神', '2', '25', '已启用']
]; var store = new Ext.data.ArrayStore({
data: data,
fields: [{
name: 'id'
}, {
name: 'create'
}, {
name: 'update'
}, {
name: 'title'
}, {
name: 'recommend'
}, {
name: 'weigh'
}, {
name: 'state'
}]
});
store.load(); var grid = new Ext.grid.GridPanel({
autoHeight: true,
title: 'title',
renderTo: 'grid',
store: store,
columns: columns
}); //自定义组件
//这是ExtJS中KitchenSink的例子
//这里把columns写入组件中了
Ext.define('KitchenSink.view.grid.ArrayGrid', {
extend: 'Ext.grid.Panel', //Ext.grid.GridPanel也可以
requires: [
'Ext.grid.column.Action' //不太明白用途 字面上看应该是action列的依赖 但是去掉也可以
],
xtype: 'array-grid', //定义了组件的xtype 在form那一章节里面有用到
stateful: true,
collapsible: true,
multiSelect: true,
stateId: 'stateGrid',
// height: 350,
title: 'Array Grid',
viewConfig: {
stripeRows: true,
enableTextSelection: true
}, initComponent: function() {
this.width = 650;
this.columns = [{
text: 'Company',
flex: 1,
sortable: false,
dataIndex: 'company'
}, {
text: 'Price',
width: 75,
sortable: true,
renderer: 'usMoney',
dataIndex: 'price'
}, {
text: 'Change',
width: 80,
sortable: true,
renderer: function(val) {
if (val > 0) {
return '<span style="color:' + '#73b51e' + ';">' + val + '</span>';
} else if (val < 0) {
return '<span style="color:' + '#cf4c35' + ';">' + val + '</span>';
}
return val;
},
dataIndex: 'change'
}, {
text: '% Change',
width: 100,
sortable: true,
renderer: function(val) {
if (val > 0) {
return '<span style="color:' + '#73b51e' + '">' + val + '%</span>';
} else if (val < 0) {
return '<span style="color:' + '#cf4c35' + ';">' + val + '%</span>';
}
return val;
},
dataIndex: 'pctChange'
}, {
xtype: 'datecolumn',
text: 'Last Updated',
width: 115,
sortable: true,
format: 'm/d/Y',
dataIndex: 'lastChange'
}, {
menuDisabled: true,
sortable: false,
xtype: 'actioncolumn',
width: 50,
items: [{
iconCls: 'sell-col',
tooltip: 'Sell stock',
handler: function(grid, rowIndex, colIndex) {
var rec = grid.getStore().getAt(rowIndex);
Ext.Msg.alert('Sell', 'Sell ' + rec.get('company'));
}
}, {
getClass: function(v, meta, rec) {
if (rec.get('change') < 0) {
return 'alert-col';
} else {
return 'buy-col';
}
},
getTip: function(v, meta, rec) {
if (rec.get('change') < 0) {
return 'Hold stock';
} else {
return 'Buy stock';
}
},
handler: function(grid, rowIndex, colIndex) {
var rec = grid.getStore().getAt(rowIndex),
action = (rec.get('change') < 0 ? 'Hold' : 'Buy'); Ext.Msg.alert(action, action + ' ' + rec.get('company'));
}
}]
}]; this.callParent();
}
}); var ksData = [
['3m Co', '71.72', '0.02', '0.03%', '09/01/2015'],
['Alcoa Inc', '29.01', '0.42', '1.47%', '09/01/2015'],
['Altria Group Inc', '83.81', '0.28', '0.34%', '09/01/2015'],
['American Express Company', '52.55', '0.01', '0.02%', '09/01/2015'],
['American International Group, Inc.', '64.13', '0.31', '0.49%', '09/01/2015']
];
var ksStore = new Ext.data.ArrayStore({
data: ksData,
fields: [{
name: 'company'
}, {
name: 'price'
}, {
name: 'change'
}, {
name: 'pctChange',
}, {
name: 'lastChange'
}]
});
var ksGrid = new KitchenSink.view.grid.ArrayGrid({
autoHeight: true,
title: 'title',
renderTo: 'ksgrid',
store: ksStore
});
//-------------------------------------------------------------------------
//自定义组件2
var ksColumns = [{
text: 'Company',
flex: 1,
sortable: false,
dataIndex: 'company'
}, {
text: 'Price',
width: 75,
sortable: true,
renderer: 'usMoney',
dataIndex: 'price'
}, {
text: 'Change',
width: 80,
sortable: true,
renderer: function(val) {
if (val > 0) {
return '<span style="color:' + '#73b51e' + ';">' + val + '</span>';
} else if (val < 0) {
return '<span style="color:' + '#cf4c35' + ';">' + val + '</span>';
}
return val;
},
dataIndex: 'change'
}, {
text: '% Change',
width: 100,
sortable: true,
renderer: function(val) {
if (val > 0) {
return '<span style="color:' + '#73b51e' + '">' + val + '%</span>';
} else if (val < 0) {
return '<span style="color:' + '#cf4c35' + ';">' + val + '%</span>';
}
return val;
},
dataIndex: 'pctChange'
}, {
xtype: 'datecolumn',
text: 'Last Updated',
width: 115,
sortable: true,
format: 'm/d/Y',
dataIndex: 'lastChange'
}, {
menuDisabled: true,
sortable: false,
xtype: 'actioncolumn',
width: 50,
items: [{
iconCls: 'sell-col',
tooltip: 'Sell stock',
handler: function(grid, rowIndex, colIndex) {
var rec = grid.getStore().getAt(rowIndex);
Ext.Msg.alert('Sell', 'Sell ' + rec.get('company'));
}
}, {
getClass: function(v, meta, rec) {
if (rec.get('change') < 0) {
return 'alert-col';
} else {
return 'buy-col';
}
},
getTip: function(v, meta, rec) {
if (rec.get('change') < 0) {
return 'Hold stock';
} else {
return 'Buy stock';
}
},
handler: function(grid, rowIndex, colIndex) {
var rec = grid.getStore().getAt(rowIndex),
action = (rec.get('change') < 0 ? 'Hold' : 'Buy'); Ext.Msg.alert(action, action + ' ' + rec.get('company'));
}
}]
}];
Ext.define('Ext.raku.OneGrid', {
extend: 'Ext.grid.GridPanel', //Ext.grid.Panel也OK
autoHeight: true,
initComponent: function() {
this.store = new Ext.data.ArrayStore({
data: this.data,
fields: this.fields
});
console.log(this.columns);
this.callParent();
}
}); var aOneGrid = new Ext.raku.OneGrid({
data: ksData,
fields: [{
name: 'company'
}, {
name: 'price'
}, {
name: 'change'
}, {
name: 'pctChange',
}, {
name: 'lastChange'
}],
columns: ksColumns,
renderTo: 'onegrid'
});
//另一种继承的方式
//PS 继承自 Ext.grid.GridPanel 和 Ext.grid.Panel 都可以
Ext.raku.TwoGrid = Ext.extend(Ext.grid.Panel, {
autoHeight: true,
initComponent: function() {
this.store = new Ext.data.ArrayStore({
data: this.data,
fields: this.fields
});
console.log(this.columns);
this.callParent();
}
}); var aTwoGrid = new Ext.raku.TwoGrid({
data: ksData,
fields: [{
name: 'company'
}, {
name: 'price'
}, {
name: 'change'
}, {
name: 'pctChange',
}, {
name: 'lastChange'
}],
columns: ksColumns,
renderTo: 'twogrid'
}); }); </script>
</body> </html>

ExtJS 自定义组件的相关教程结束。

《ExtJS 自定义组件.doc》

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