JavaScript强化教程——Native.js示例汇总

本文为 H5EDU 机构官方 HTML5培训 教程，主要介绍：JavaScript强化教程 —— Native.js示例汇总 

Native.js虽然强大和开放，但很多web开发者因为不熟悉原生API而难以独立完成。 
这篇帖子的目的就是汇总各种写好的NJS代码，方便web开发者。 
众人拾柴火焰高，有能力的开发者多多提交NJS代码，大家都会给你点赞的， 


Android平台 
在桌面创建和删除App快捷方式 

见Hello H5+里Native.js部分演示及源码。 
或在这里搜索“快捷方式”，http://ask.dcloud.net.cn/docs/ ... le/88 

调用Android本地分享 

http://ask.dcloud.net.cn/article/134 

直接拨打电话 

http://ask.dcloud.net.cn/question/4035 

将程序切换到后台 

http://ask.dcloud.net.cn/question/2484 

强制弹出软键盘 

http://ask.dcloud.net.cn/question/2324 

获取安卓设备device.uuid 

http://ask.dcloud.net.cn/question/3510 

获取内存及CPU信息 

http://ask.dcloud.net.cn/question/2202 

开启关闭蓝牙 

http://ask.dcloud.net.cn/question/4720 

监听蓝牙开关状态 

http://ask.dcloud.net.cn/article/274 

获取蓝牙设备列表 

http://ask.dcloud.net.cn/question/8265 

NFC数据读取 

http://ask.dcloud.net.cn/question/6726 

截屏 

http://ask.dcloud.net.cn/question/5344 

获取MAC地址 

http://ask.dcloud.net.cn/question/1511 

打开网络设置 

http://ask.dcloud.net.cn/question/1475 

打开位置信息 

http://ask.dcloud.net.cn/question/14731 

获取WIFI列表 

http://ask.dcloud.net.cn/question/12113 

调用系统控件播放视频 

http://ask.dcloud.net.cn/question/614 

调用os通讯录选择控件 

http://ask.dcloud.net.cn/question/5783 

原生日历提醒插入 

http://ask.dcloud.net.cn/article/215 

调用系统控件裁剪图片 

http://ask.dcloud.net.cn/question/8314 

复制内容到系统粘贴板 

http://ask.dcloud.net.cn/question/2034 

调用讯飞的文字转语音功能（TTS） 

http://ask.dcloud.net.cn/question/6473 

调用其它Activity后通过startActivityForResult获取返回结果 

http://ask.dcloud.net.cn/question/5783 

接收系统广播消息，如监听安装卸载apk的事件 

http://ask.dcloud.net.cn/article/222 

判断app是否安装 

http://ask.dcloud.net.cn/question/7604 

以监听手机飞行模式开关为例说明如何使用Native.js进行BroadcastReceiver广播 

http://ask.dcloud.net.cn/question/7661 

常驻Android通知栏，不用个推实现本地消息推送(Local Notification) 

http://ask.dcloud.net.cn/question/2464 

调用原生的socket连接 

http://ask.dcloud.net.cn/question/60 

启动一个原生service 

http://ask.dcloud.net.cn/question/433 

停止、开启个推推送功能 

var pushManager = plus.android.importClass("com.igexin.sdk.PushManager"); 
var context = plus.android.runtimeMainActivity(); 
function enable() { 
    pushManager.getInstance().turnOnPush(context); 
} 

function disable() { 
    pushManager.getInstance().turnOffPush(context); 
} 
感谢yeahcheung分享 

利用native.js获取手机gps是否开启 

http://ask.dcloud.net.cn/question/11890 

通过native.js设置系统墙纸 

http://ask.dcloud.net.cn/article/651 

iOS平台 
获取包名 

var NSBundle = plus.ios.importClass('NSBundle'); 
var bundle = NSBundle.mainBundle(); 
console.log(bundle.bundleIdentifier()); 
plus.ios.deleteObject(bundle); 
获取设备名 

http://ask.dcloud.net.cn/question/14691 

测试是否安装某应用 

http://ask.dcloud.net.cn/question/14430 

调用iOS打印API 

http://ask.dcloud.net.cn/question/4226 

通过native.js登入game center 

见Hello H5+里Native.js部分演示及源码。 
或在这里搜索“game center”，http://ask.dcloud.net.cn/docs/ ... le/88 

设置获取内容到系统粘贴板 

http://ask.dcloud.net.cn/question/3720 

打开页面默认弹出键盘 

http://ask.dcloud.net.cn/question/2324 

播放提示音 

http://ask.dcloud.net.cn/question/3962 

调用ios的文字转语音（TTS） 

http://ask.dcloud.net.cn/question/4175 

把base64数据保存为图片 

http://ask.dcloud.net.cn/question/6190 

设置webview滑动减速度 

var webview = plus.ios.currentWebview(); 
var scrollView = webview.plusGetAttribute("scrollView"); 
scrollView.plusSetAttribute("decelerationRate:",0.99); 
打开ios的Wifi设置页面 

http://ask.dcloud.net.cn/question/7797 

判断是否开启消息通知 

http://ask.dcloud.net.cn/question/4497 

检测iOS是否允许使用相机(感谢小闹分享) 

http://ask.dcloud.net.cn/article/188 

ios获取系统的时区id 

var NSTimeZone = plus.ios.importClass("NSTimeZone"); 
var sys = NSTimeZone.systemTimeZone(); 
console.log(sys.plusGetAttribute("name")); 
状态栏显示网络请求雪花 

var UIApplication = plus.ios.import("UIApplication"); 
var sharedApplication = UIApplication.sharedApplication(); 
sharedApplication.setNetworkActivityIndicatorVisible(true); 
plus.ios.deleteObject(sharedApplication); 
获取GPS授权状态 

var CLLocationManager = plus.ios.import("CLLocationManager"); 
var authorizationStatus = CLLocationManager.authorizationStatus(); 
switch(authorizationStatus) { 
      case 0: 
      /// User has not yet made a choice with regards to this application 
      break; 
      case 1: 
      // This application is not authorized to use location services.  Due 
    // to active restrictions on location services, the user cannot change 
    // this status, and may not have personally denied authorization 
      break; 
      case 2: 
        // User has explicitly denied authorization for this application, or 
    // location services are disabled in Settings. 
      break; 
      case 3: 
        // User has granted authorization to use their location at any time, 
    // including monitoring for regions, visits, or significant location changes. 
      break; 
      case 4: 
       // User has granted authorization to use their location only when your app 
    // is visible to them (it will be made visible to them if you continue to 
    // receive location updates while in the background).  Authorization to use 
    // launch APIs has not been granted. 
      break; 
      case 5: 
     // This value is deprecated, but was equivalent to the new -Always value. 
      break; 
      defalut: 
      break; 
} 
获取手机存储空间 

var BundleClass = plus.ios.importClass("NSBundle"); 
var BundleObj = BundleClass.mainBundle(); 
var filenamagerobj = plus.ios.newObject("NSFileManager"); 
var FileAttr = plus.ios.invoke(filenamagerobj,"attributesOfFileSystemForPath:error:",BundleObj.bundlePath(),null); 
// NSFileSystemFreeSize 参数获取剩余空间 
// NSFileSystemSize  获取手机总存储空间 
var freeSpace = plus.ios.invoke(FileAttr,"objectForKey:","NSFileSystemFreeSize"); 
var numberFormatterObj = plus.ios.newObject("NSNumberFormatter"); 
var FreeSpaceStr = plus.ios.invoke(numberFormatterObj,"stringFromNumber:",freeSpace); 
var freeSpace = FreeSpaceStr / 1024/1024/1024; 
看完这些例子，是不是觉得JS特别强大？ 
赶快拿去用起来吧！