当字段长度超出一定长度时才要显示弹框,其他情况不显示
定义一个指令:onFinishRenderFilters
.directive('onFinishRenderFilters',function($timeout){
return {
restrict:'EA',
replace:true,
link:function(scope,ele,attr){
if(scope.$last === true){
$timeout(function(){
scope.$emit('ngRepeatFinished');
}){
}
}
}
}
})