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SlickGrid example 3a: 可编辑单元

2024-07-20 12:33:35   218人阅读

可编辑单元支持一列展示多个属性域，可以为编辑单元提供验证，并且自定义验证事件。

SlickGrid <wbr>example <wbr>3a: <wbr>可编辑单元
 
代码：
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>SlickGrid example 3a: Advanced Editing</title>
<link rel="stylesheet" href="http://www.mamicode.com/css/slick.grid.css" type="text/css" />
<link rel="stylesheet"
href="http://www.mamicode.com/css/smoothness/jquery-ui-1.8.16.custom.css" type="text/css" />
<link rel="stylesheet" href="http://www.mamicode.com/css/examples.css" type="text/css" />
<style>
.cell-title {
font-weight: bold;
}
</style>
</head>
<body>
<div style="position: relative">
<div style="width: 600px;">
<div id="myGrid" style="width: 100%; height: 500px;"></div>
</div>
 
<div class="options-panel">
<h2>Demonstrates:</h2>
<ul>
<li>compound cell editors driving multiple fields from one cell</li>
<li>providing validation from the editor</li>
<li>hooking into validation events</li>
</ul>
</div>
</div>
 
<script src="http://www.mamicode.com/js/firebugx.js"></script>
<script src="http://www.mamicode.com/js/jquery-1.7.min.js"></script>
<script src="http://www.mamicode.com/js/jquery-ui-1.8.16.custom.min.js"></script>
<script src="http://www.mamicode.com/js/jquery.event.drag-2.0.min.js"></script>
<script src="http://www.mamicode.com/js/slick.core.js"></script>
<script src="http://www.mamicode.com/js/slick.editors.js"></script>
<script src="http://www.mamicode.com/js/slick.grid.js"></script>
 
<script type="text/javascript">
var grid;//定义表格
//定义表格数据变量
var data = http://www.mamicode.com/[];
//设置列显示样式
var columns = [ {
id : "title",
name : "Title",
field : "title",
width : 120,
cssClass : "cell-title",
editor : Slick.Editors.Text
}, {//可管理多个属性域
id : "range",
name : "Range",
width : 120,
formatter : NumericRangeFormatter, //自定义显示风格格式化方法
editor : NumericRangeEditor //编辑方法
} ];
//设置表格参数
var options = {
editable : true,
enableAddRow : false,
enableCellNavigation : true,
asyncEditorLoading : false
};
//一列中显示多个属性域
function NumericRangeFormatter(row, cell, value, columnDef, dataContext) {
return dataContext.from + " - " + dataContext.to;
}
//编辑处理
function NumericRangeEditor(args) {
var $from, $to;
var scope = this;
 
this.init = function() {
$from = $("<INPUT type=text style=‘width:40px‘ />").appendTo(
args.container).bind("keydown", scope.handleKeyDown);
 
$(args.container).append("&nbsp; to &nbsp;");
 
$to = $("<INPUT type=text style=‘width:40px‘ />").appendTo(
args.container).bind("keydown", scope.handleKeyDown);
 
scope.focus();
};
 
this.handleKeyDown = function(e) {
if (e.keyCode == $.ui.keyCode.LEFT
|| e.keyCode == $.ui.keyCode.RIGHT
|| e.keyCode == $.ui.keyCode.TAB) {
e.stopImmediatePropagation();
}
};
 
this.destroy = function() {
$(args.container).empty();
};
 
this.focus = function() {
$from.focus();
};
 
this.serializeValue = http://www.mamicode.com/function() {
return {
from : parseInt($from.val(), 10),
to : parseInt($to.val(), 10)
};
};
 
this.applyValue = http://www.mamicode.com/function(item, state) {
item.from = state.from;
item.to = state.to;
};
 
this.loadValue = http://www.mamicode.com/function(item) {
$from.val(item.from);
$to.val(item.to);
};
 
this.isValueChanged = function() {
return args.item.from != parseInt($from.val(), 10)
|| args.item.to != parseInt($from.val(), 10);
};
//可定义验证编辑单元数据
this.validate = function() {
if (isNaN(parseInt($from.val(), 10))
|| isNaN(parseInt($to.val(), 10))) {
return {
valid : false,
msg : "Please type in valid numbers."
};
}
 
if (parseInt($from.val(), 10) > parseInt($to.val(), 10)) {
return {
valid : false,
msg : "‘from‘ cannot be greater than ‘to‘"
};
}
 
return {
valid : true,
msg : null
};
};
 
this.init();
}
 
$(function() {// 生成表格数据
for ( var i = 0; i < 100; i++) {
var d = (data[i] = {});
 
d["title"] = "Task " + i;
d["from"] = Math.round(Math.random() * 100);
d["to"] = d["from"] + Math.round(Math.random() * 100);
}
//渲染表格
grid = new Slick.Grid("#myGrid", data, columns, options);
 
grid.onValidationError.subscribe(function(e, args) {
alert(args.validationResults.msg);
});
})
</script>
</body>
</html>

SlickGrid example 3a: 可编辑单元


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