function postForm(formId, url, funcSuccess){
    var postData = {};
    var validate = [];
    $("#"+formId+" input").each(function(index){
        var val = $(this).val();
        if (val == ""){
            validate.push("["+$(this).attr("placeholder")+"]不能为空！");
        }
        postData[$(this).attr("name")] = val;
    });

    if(validate.length > 0){
        $.messager.alert("Warning", validate.join("<br />"), "warning");
        return;
    }

    $.messager.confirm("Confirm","Submit", function(cr){
        if (cr){
            $.post(url, postData, function(ret){
                if (ret.success){
                    if(funcSuccess){
                        funcSuccess(ret);
                    } else {
                        $("#app").html("<p class='op-success'>Successfully</p>");
                    }
                }else{
                    $.messager.alert("Error", ret.errorMsg, "error");
                }
            })
        }
    })
}

$(".for-scan").on("focus", "input", function() {
    $(this).css("text-transform", "uppercase");
});

$(".for-scan").on("blur", "input", function() {
    $(this).val($(this).val().trim().toUpperCase());
});

$(".for-scan").on("keydown", "input", function(){
    console.log(event.keyCode);
    if (event.keyCode >= 97 && event.keyCode <= 122){
        event.keyCode = event.keyCode - 32;
    }
    if(event.keyCode==13) {
        event.keyCode = 9;
        var inputs = $(".for-scan").find(":input:visible:not(:disabled):not([readonly])");
        console.log(inputs);
        var idx = inputs.index(this);
        if (idx == inputs.length - 1) {
            idx = -1;
        } else {
            inputs[idx + 1].focus(); // handles submit buttons
        }
        try {
            inputs[idx + 1].select();
        }
        catch (err) {
            // handle objects not offering select
        }
        return false;
    }
});

function showEl(id, b){
    if (b) {
        $(id).show();
    } else {
        $(id).hide();
    }
}


function enableEl(id, b){
    $(id).prop('disabled', !b);
}