$scope.openWin = function (fileUrl) {
var url = configuration.previewUrl + encodeURIComponent(fileUrl);
var winHeight = window.document.documentElement.clientHeight-10;
$window.open(url, "_blank", "height=" + winHeight
+ ",top=80,left=80,toolbar=no, menubar=no, scrollbars=yes, resizable=yes");
};
因为是测试所以一种文件只允许上传一个