mes/WebContent/app/view/core/grid/NtColumn.js

/**
 * 自定义grid.column
 * 数据库记录的数字类型,界面限制为时间类型
 */
Ext.define('erp.view.core.grid.NtColumn', {
    extend: 'Ext.grid.column.Column',
    alias: ['widget.ntcolumn'],
    constructor: function(cfg){
        this.callParent(arguments);
        this.renderer = function(value){
            if(value === undefined){
                return '0:00:00';
            }
            if(!value || value == 0){
                return '0:00:00';
            }
            if(value.length<4){
            	value = (Array(5).join(0) + value).slice(-5);
            }
            value=value.split('').reverse().join('').replace(/(\d{2})/g,'$1:').replace(/\:$/,'').split('').reverse().join('');
         /*   value = value.replace(/^:+/,"").replace(/:+$/,"");*/
            if(value.length == 5){
            	value = '0:'+value;
            }
            return value;
        };
    }
});
Ext.data.Types.NT = {
		convert : function(v, data) {
			if(!v || v == '')
				v = '0';
			return '0:00:00';
		},
		sortType : function(v) {
			return v.Latitude;
		},
		type : 'numberfield'
};