本文实例为大家分享了Android实现点击获取验证码60秒后重新获取的具体代码,供大家参考,具体内容如下
上代码
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/**
* 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 ); //设置不可点击
mTextView.setText(millisUntilFinished / 1000 + "秒后可重新发送" ); //设置倒计时时间
mTextView.setBackgroundResource(R.drawable.bg_identify_code_press); //设置按钮为灰
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( "重新获取验证码" );
mTextView.setClickable( true ); //重新获得点击
mTextView.setBackgroundResource(R.drawable.bg_identify_code_normal);
}
}
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TextView背景色
bg_identify_code_press
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<? 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" /> <!-- 圆角 -->
</ shape >
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bg_identify_code_normal
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<? 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" /> <!-- 圆角 -->
</ shape >
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布局代码
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<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= "点击获取验证码"
android:textColor= "#FFF"
android:textSize= "15dp" />
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项目代码
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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();
}
});
}
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效果图
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/MacaoPark/article/details/71379520