共享一下我的一些 kotlin的扩展方法2

//监听edittext 输入 
open class TextWatcherLP : TextWatcher {
    override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {


    }

    override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
    }

    override fun afterTextChanged(s: Editable?) {
    }

}

 

 
 
val handlers: Handler = Handler(Looper.getMainLooper()) { msg ->
    if (msg.what == 1993) {
        val vp = msg.obj as ViewPager

        vp.adapter?.count?.let { it ->
            if (vp.currentItem + 1 == it) {
                vp.currentItem = 0
            } else {
                vp.currentItem++
            }
            vp.jop(msg.arg1)

        }
    }

    false
}

/**
 * @param s 间隔时长
 *
 */
fun ViewPager.jop(s: Int) {
    this.adapter?.count?.let {
        val msg = Message()
        msg.obj = this
        msg.what = 1993
        msg.arg1 = s

        handlers.sendMessageDelayed(msg, s.toLong())
    }


}

//打电话
fun callPhone(context: Context, phoneNum: String) {
    val intent = Intent(Intent.ACTION_DIAL)
    val data = Uri.parse("tel:$phoneNum")
    intent.data = data
    context.startActivity(intent)
}
//启动activity  在fragment中调用start方法
fun Fragment.start(act: Class<*>, key: String = "") {
    val intent = Intent(this.activity, act)
    if (key.isNotEmpty()) {
        intent.putExtra("data", key)
    }
    this.startActivity(intent)
}

fun copy(mContext: Context, copyStr: String?): Boolean {
    return try {
        //获取剪贴板管理器
        val cm = mContext.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
        // 创建普通字符型ClipData
        val mClipData = ClipData.newPlainText("Label", copyStr)
        // 将ClipData内容放到系统剪贴板里。
        cm.setPrimaryClip(mClipData)
        true
    } catch (e: java.lang.Exception) {
        false
    }
}

//启动activity 在activity中调用start方法 单参数
fun Activity.start(act: Class<*>, key: String = "") {
    val intent = Intent(this, act)
    if (key.isNotEmpty()) {
        intent.putExtra("data", key)
    }
    this.startActivity(intent)
}

//启动activity 在activity中调用start方法 大量数据 时 文件存储 传key
fun Activity.start(act: Class<*>, key: String = "", dataId: String = "") {
    val intent = Intent(this, act)
    if (key.isNotEmpty()) {
        intent.putExtra("data", key)
    }
    if (dataId.isNotEmpty()) {
        intent.putExtra("dataId", dataId)
    }
    this.startActivity(intent)
}

fun Activity.start(act: Class<*>, key: ArrayList<String>) {
    val intent = Intent(this, act)
    if (key.isNotEmpty()) {
        intent.putExtra("data", key)
    }
    this.startActivity(intent)
}

val Activity.data: String
    get() {
        if (this.intent.hasExtra("data") && intent.getStringExtra("data") != null) {
            return this.intent.getStringExtra("data")!!
        }
        return ""
    }

val Activity.dataId: String
    get() {
        if (this.intent.hasExtra("dataId") && intent.getStringExtra("dataId") != null) {
            return this.intent.getStringExtra("dataId")!!
        }
        return ""
    }

val Activity.arr: ArrayList<String>
    get() {
        if (this.intent.hasExtra("data") && intent.getStringArrayListExtra("data") != null) {
            return this.intent.getStringArrayListExtra("data")!!
        }
        return arrayListOf()
    }

fun Activity.startResult(act: Class<*>, requestCode: Int, key: String = "") {

    val intent = Intent(this, act)
    if (key.isNotEmpty()) {
        intent.putExtra("data", key)
    }
    this.startActivityForResult(intent, requestCode)
}

fun Activity.startResult(act: Class<*>, requestCode: Int, key: ArrayList<String>) {

    val intent = Intent(this, act)
    if (key.isNotEmpty()) {
        intent.putExtra("data", key)
    }
    this.startActivityForResult(intent, requestCode)
}

fun TextView.zhx() {
    this.paint.flags =
        Paint.STRIKE_THRU_TEXT_FLAG or Paint.ANTI_ALIAS_FLAG     //中划线

}

/**
 * TextView 加粗
 */
fun TextView.jiacu() {
    this.paint.isFakeBoldText = true
}

//下划线
fun TextView.xhx() {
    this.paint.flags =
        Paint.UNDERLINE_TEXT_FLAG    
}


fun ListToStr(descImg: MutableList<String>): String {
    var s = ""
    for (a in descImg) {
        if (s != "") {
            s += ","
        }
        s += a
    }

    return s

}

/**
 * 显示/隐藏  占位置
 */
fun View.VIV(tv: Boolean) {
    visibility = if (tv) View.VISIBLE else View.INVISIBLE
}

/**
 * 显示/消失
 */
fun View.VG(vg: Boolean) {
    visibility = if (vg) View.VISIBLE else View.GONE
}

// 发送验证码按钮  倒计时
val TextView.send: Unit
    get() {
        val tv = this
        val count = object : CountDownTimer(60 * 1000, 1000) {
            override fun onTick(millisUntilFinished: Long) {
                tv.text = (millisUntilFinished / 1000).toString()
                tv.isClickable = false
            }

            override fun onFinish() {
                tv.text = "获取验证码"
                tv.isClickable = true
            }

        }
        count.start()

    }

// 验证密码
fun EditText.passWordeq(ed: EditText): Boolean {
    if (this.text.toString().length < 6) {
        "请输入6位密码".show
        return false
    }
    if (this.text.toString() != ed.text.toString()) {
        "两次密码输入不一致".show
        return false
    }
    return true
}

// 验证  验证码
val EditText.isCode: Boolean
    get() {

        if (this.text.toString().length != 4) {
            "请输入4位验证码".show()
            return false
        }
        return true
    }

 

 

val String.isCarNum: Boolean
    get() {
        val regEx1 = "[\\u4e00-\\u9fa5][A-Z][A-Z_0-9]{5}"

        val p: Pattern = Pattern.compile(regEx1)
        val m: Matcher = p.matcher(this)
        if (!m.matches()) {
            "请输入正确的车牌号".show()
            return false
        }
        return true
    }

val Int.toPx: Int
    get() {
        val scale: Float = BaseApplication.getInstance().resources.displayMetrics.density
        return (this * scale + 0.5f).toInt()
    }


/**
 * 设置状态栏文字 黑色 或者白色  true 为白色
 */
var Activity.topTxtWhite: Boolean
    get() = true
    set(boo) {
        val decorView: View = this.window.decorView
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
            decorView.systemUiVisibility =
                (View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_STABLE // 白色文字
                        or if (boo) View.SYSTEM_UI_FLAG_VISIBLE else View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR)
        } else {
            decorView.systemUiVisibility =
                View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
        }
    }


val Int.dp: Int
    get() {
        val scale: Float = BaseApplication.getInstance().resources.displayMetrics.density
        return (this * scale + 0.5f).toInt()
    }



fun isServiceRunning(context: Context, serviceName: String): Boolean {
    val am = context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager
    val runningServiceInfos = am.getRunningServices(200)
    if (runningServiceInfos.size <= 0) {

        LogUtils.e("11111111111runningServiceInfos.size <= 0")
        return false
    }
    for (serviceInfo in runningServiceInfos) {
        LogUtils.e("11111111111" + serviceInfo.service.className)
        if (serviceInfo.service.className == serviceName) {
            return true
        }
    }
    return false
}