Class: Flow

hui. Flow

new Flow()

Javascript简单异步框架。注：异步队列中的函数需要实现callback的接口
Source:

Methods

(static) next(callback)

开始执行异步队列
Parameters:
Name Type Description
callback function 嵌套时的回调函数，其实就是hui.Flow.prototype.next
Source:

(static) push(fn) → {this}

添加需要异步执行的函数
Parameters:
Name Type Description
fn function 需要异步执行的函数
Source:
Returns:
返回主体以便于后续操作
Type
this
Example
function doit() {
    alert('a');
    
    var que1 = new hui.Flow();
    que1.push(a);
    que1.push(d); 
    setTimeout(function(){
        que1.next();
    },400);
}
 
function a(callback) {
    alert('a');
    
    var que2 = new hui.Flow();
    que2.push(b).push(c).push(callback); 
    
    setTimeout(function(){
        que2.next();
    },400);
}
function b(callback) {
    alert('b');
    callback&&callback();
}
function c(callback) {
    alert('c');
    callback&&callback();
}