package com.dylan.frame.ui;import android.content.Context;import android.os.Handler;import android.os.Message;import android.util.AttributeSet;import android.view.View;import android.widget.Button;import java.util.Timer;import java.util.TimerTask;/** * 自定義倒計(jì)時(shí)按鈕 * <p/> * * @author Dylan *   <p/> *   [佛祖保佑 永無BUG] *   Created by Dylan on 2015/11/5 0005. */public class CountdownButton extends Button implements View.OnClickListener { private long lenght = 60 * 1000;//默認(rèn)倒計(jì)時(shí)時(shí)間； private long time;//倒計(jì)時(shí)時(shí)長 private Timer timer;//開始執(zhí)行倒計(jì)時(shí) private TimerTask timerTask;//每次倒計(jì)時(shí)執(zhí)行的任務(wù) private String beforeText = "點(diǎn)擊獲取驗(yàn)證碼"; private String afterText = "秒后重新獲取"; private OnClickListener onClickListener;//按鈕點(diǎn)擊事件 /**  * 更新顯示的文本  */ private Handler handler = new Handler() {  @Override  public void handleMessage(Message msg) {   super.handleMessage(msg);   CountdownButton.this.setText(time / 1000 + afterText);   time -= 1000;   if (time < 0) {    CountdownButton.this.setEnabled(true);    CountdownButton.this.setText(beforeText);    clearTimer();   }  } }; public CountdownButton(Context context) {  super(context);  this.setText(beforeText);  setOnClickListener(this); } public CountdownButton(Context context, AttributeSet attrs) {  super(context, attrs);  setOnClickListener(this); } public CountdownButton(Context context, AttributeSet attrs, int defStyleAttr) {  super(context, attrs, defStyleAttr);  setOnClickListener(this); } /**  * 清除倒計(jì)時(shí)  */ private void clearTimer() {  if (timerTask != null) {   timerTask.cancel();   timerTask = null;  }  if (timer != null) {   timer.cancel();   timer = null;  } } /**  * 設(shè)置倒計(jì)時(shí)時(shí)長  *  * @param lenght 默認(rèn)毫秒  */ public void setLenght(long lenght) {  this.lenght = lenght; } /**  * 設(shè)置未點(diǎn)擊時(shí)顯示的文字  *  * @param beforeText  */ public void setBeforeText(String beforeText) {  this.beforeText = beforeText; } /**  * 設(shè)置未點(diǎn)擊后顯示的文字  *  * @param beforeText  */ public void setAfterText(String afterText) {  this.afterText = afterText; } /**  * 點(diǎn)擊按鈕后的操作  *  * @param v  */ @Override public void onClick(View v) {  if (onClickListener != null) {   onClickListener.onClick(v);  }  initTimer();  this.setText(time / 1000 + afterText);  this.setEnabled(false);  timer.schedule(timerTask, 0, 1000); } /**  * 初始化時(shí)間  */ private void initTimer() {  time = lenght;  timer = new Timer();  timerTask = new TimerTask() {   @Override   public void run() {    handler.sendEmptyMessage(1);   }  }; } /**  * 設(shè)置監(jiān)聽按鈕點(diǎn)擊事件  *  * @param onclickListener  */ @Override public void setOnClickListener(OnClickListener onclickListener) {  if (onclickListener instanceof CountdownButton) {   super.setOnClickListener(onclickListener);  } else {   this.onClickListener = onclickListener;  } }}