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本文實例為大家分享了Android實現(xiàn)點擊獲取驗證碼60秒后重新獲取的具體代碼,供大家參考,具體內(nèi)容如下
上代碼
/** * Created by Xia_焱 on 2017/5/7. */ public class CountDownTimerUtils extends CountDownTimer { private TextView mTextView; /** * @param millisInFuture The number of millis in the future from the call * to {@link #start()} until the countdown is done and {@link #onFinish()} * is called. * @param countDownInterval The interval along the way to receive * {@link #onTick(long)} callbacks. */ public CountDownTimerUtils(TextView textView, long millisInFuture, long countDownInterval) { super(millisInFuture, countDownInterval); this.mTextView = textView; } @Override public void onTick(long millisUntilFinished) { mTextView.setClickable(false); //設置不可點擊 mTextView.setText(millisUntilFinished / 1000 + "秒后可重新發(fā)送"); //設置倒計時時間 mTextView.setBackgroundResource(R.drawable.bg_identify_code_press); //設置按鈕為灰 SpannableString spannableString = new SpannableString(mTextView.getText().toString()); ForegroundColorSpan span = new ForegroundColorSpan(Color.RED); spannableString.setSpan(span, 0, 2, Spannable.SPAN_INCLUSIVE_EXCLUSIVE); mTextView.setText(spannableString); } @Override public void onFinish() { mTextView.setText("重新獲取驗證碼"); mTextView.setClickable(true);//重新獲得點擊 mTextView.setBackgroundResource(R.drawable.bg_identify_code_normal); } }
TextView背景色
bg_identify_code_press
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <solid android:color="#C0C0C0" /> <!--填充色 透明--> <corners android:radius="7dp" /> <!-- 圓角 --> </shape>
bg_identify_code_normal
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <solid android:color="#2BAF2B" /> <!--填充色 透明--> <corners android:radius="7dp" /> <!-- 圓角 --> </shape>
布局代碼
<TextView android:id="@+id/tv_yzm" android:layout_width="match_parent" android:layout_marginTop="50dp" android:layout_height="45dp" android:background="@drawable/bg_identify_code_normal" android:gravity="center" android:text="點擊獲取驗證碼" android:textColor="#FFF" android:textSize="15dp" />
項目代碼
private void initView() { tv_yzm = (TextView) findViewById(R.id.tv_yzm); tv_yzm.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { CountDownTimerUtils mCountDownTimerUtils = new CountDownTimerUtils(tv_yzm, 60000, 1000); mCountDownTimerUtils.start(); } }); }
效果圖
以上就是本文的全部內(nèi)容,希望對大家的學習有所幫助,也希望大家多多支持億速云。
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