我想对jqgrid中的数据使用load on scroll(虚拟滚动)功能。
我一直在寻找好的文档和示例,但我只找到了asp.net框架,它们也没有那么有帮助。
我在服务器端使用java-spring框架。
请建议一些方法来实现我的网格虚拟滚动功能。
我的网格设置是这样的。
jQuery("#tree").jqGrid({
url:'json/jsonSamplePots.json',
datatype: "json",
mtype:'GET',
colNames: ["id", "no.", "name", "col1", "col2", "col3", "col4", "col5", "col6", "col7", "col8", "col9", "col10", "col11", "col12", "col13", "col14", "col15", "col16"],
colModel: [
{name:'id',width: 30, editable:false, align:"right",sortable:false, hidden: true, key: true},
{name:'no',width:80, editable:false, align:"left", sortable:true, sorttype:"int"},
{name:'name', width:150, editable:true, sortable:true, sorttype:"text"},
{name:'col1', width:80, editable:true, align:"right", sortable:true, sorttype:"int"},
{name:'col2', width:80, editable:true, align:"right", sortable:true, sorttype:"date"},
{name:'col3', width:80, editable:true, align:"right", sortable:true, sorttype:"date"},
{name:'col4', width:80, editable:true, align:"right", sortable:true, sorttype:"int"},
{name:'col5', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"date"},
{name:'col6', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"date"},
{name:'col7', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"int"},
{name:'col8', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"date"},
{name:'col9', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"date"},
{name:'col10', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"int"},
{name:'col11', width:120, editable:true, align:"left", sortable:true, sorttype:"text"},
{name:'col12', width:80, editable:true, align:"left", sortable:true, sorttype:"text"},
{name:'col13', width:80, editable:true, align:"right", sortable:true, hidden: true, sorttype:"text"},
{name:'col14', width:80, editable:false, align:"right", sortable:true, hidden: true, sorttype:"text"},
{name:'col15', width:300, editable:true, align:"left", sortable:true, sorttype:"int"},
{name:'col16', width:80, editable:true, align:"right", sortable:true, sorttype:"int"},
],
treeGridModel:'adjacency',
treeGrid: true,
cellEdit: true,
ExpandColumn:'name',
cellsubmit : 'clientArray',
scroll : 1,
loadonce : false,
jsonReader : {
root:"listTasks",
cell:"",
id: "id",
repeatitems:false
}});
提前谢谢..!!
发布于 2012-03-13 17:48:31
没有内置的方式来同时使用动态滚动和TreeGrid。当您使用TreeGrid时,所有分页功能都被禁用,并且数据类型在初始数据加载后自动设置为local。您可以在TreeGrid文档的"Cautions and Limitations"部分了解所有限制。
更新
要让它在简单的网格中工作,只需将scroll设置为true即可:
$('#grid').jqGrid({
...
//enable dynamic scrolling
scroll: true,
...
});jqGrid将禁用页面导航控件,并在您滚动出当前页面时自动请求一个新页面。还有一种方法可以优化这种体验。您可以在prmNames选项中启用npage参数:
$('#grid').jqGrid({
...
//enable dynamic scrolling
scroll: true,
//enable npage request parameter
prmNames: { npage: 'npage' },
...
});这将允许jqGrid通过向请求添加npage参数来一次请求多个页面(它将包含jqgrid正在请求的页面数量,您应该返回适当的行数)。
https://stackoverflow.com/questions/9681021
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