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var valChanged=false;
var selectRow=null;
//q_Item加載項目
function fillqItemCombogrid(qitemobj,unit,year,itemname)
{

qitemobj.combogrid({
onChange: function (newValue, oldValue) {

valChanged = true;//記錄是否有改變（當手動輸入時發生)
},
onHidePanel: function () {

var t = $(this).combogrid(‘getValue‘);
if (valChanged) {
if (selectRow == null || t != selectRow.id) {//沒有選擇或者選項不相等時清除內容
if(!(typeof(t) == "undefined")&&t!="")
{
$.messager.alert(‘提示‘,‘請選擇，不要直接輸入‘);
}
$(this).combogrid(‘setValue‘, ‘‘);

} else {
//do something...
}
}
valChanged = false;
selectRow = null;
},
onSelect: function (index, row) {
selectRow = row;
},

EasyUI combogrid/combobox過濾時限制只能選擇現有項