android - 显示倒数计时器
问题描述
我想在我的 android 应用程序中以yy-MM-dd h:m:s
格式显示计数计时器
我尝试了什么: 我尝试操作 CountDownTimer 使其以相反的顺序工作。将间隔更改为 -1000 或每秒将 2000 毫秒添加到倒计时。两者都没有工作。然后我想我应该使用 Chronometer 类。就我而言,标准天文台仅显示小时、分钟和秒。所以没有天,没有月,也没有年。还有一件事
如果时间小于 1 分钟,则计时器仅显示秒数
00 秒
如果少于 1 小时,那么只有分钟和秒,那么格式应该是
00分00秒
如果少于 1 天,则只有小时、分钟和秒
00 小时 00 分钟 00 秒
如果少于 1 个月,则仅显示天、小时、分钟、秒
0 天 00 小时 00 分钟 00 秒
如果少于一年,则仅显示月、日、小时、分钟、秒
0 个月 0 天 00 小时 00 分钟 00 秒
如果超过一年,则显示为
0 年 0 个月 0 天 00 小时 00 分钟 00 秒
我写的代码
chronometer.setFormat("%s");
chronometer.setBase(SystemClock.elapsedRealtime());
chronometer.setOnChronometerTickListener(new Chronometer.OnChronometerTickListener() {
@Override
public void onChronometerTick(Chronometer chronometer) {
String cTextSize = chronometer.getText().toString();
if ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 60000) {
chronometer.setText(cTextSize.substring(3,5)+" sec");
}
else if (((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 60000) && ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 3600000)){
chronometer.setText(cTextSize.substring(0,2)+" mins "+cTextSize.substring(3,5)+" sec");
}
else if (((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 3600000) && ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 86400000)){
chronometer.setText(cTextSize.substring(0,2)+" hours "+cTextSize.substring(3,5)+" mins "+cTextSize.substring(6,8)+" sec");
}
}
这里的代码运行良好,直到显示小时但现在我想要如果小时大于 24 它显示 1 天而不是第 25 小时
您的帮助将不胜感激,如果您不知道答案,请不要投反对票
解决方案
非常感谢所有谷歌认证的开发者帮助我。无论如何,这就是我解决问题的方法
chronometer.setOnChronometerTickListener(new Chronometer.OnChronometerTickListener() {
@Override
public void onChronometerTick(Chronometer chronometer) {
String cTextSize = chronometer.getText().toString();
if ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 60000) {
chronometer.setText(cTextSize.substring(3, 5) + " sec");
}
else if (((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 60000) && ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 3600000)) {
chronometer.setText(cTextSize.substring(0, 2) + " mins " + cTextSize.substring(3, 5) + " sec");
}
else if (((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 3600000) && ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 86400000)) {
if (chronometer.getText().length() == 8){
chronometer.setText(cTextSize.substring(0, 2) + " hours " + cTextSize.substring(3, 5) + " mins " + cTextSize.substring(6, 8) + " sec");
}
}
else if(((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 86400000) && ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 2592000000L))
{
Toast.makeText(getActivity(), "day", Toast.LENGTH_SHORT).show();
long dy = TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase());
final long hr = TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.DAYS.toHours(TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long min = TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long sec = TimeUnit.MILLISECONDS.toSeconds(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.MINUTES.toSeconds(TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase()));
if(dy==1) {
chronometer.setText(dy + " day " + hr + " hours " + min + " mins " + sec + " sec ");
}else if(dy>1) {
chronometer.setText(dy + " days " + hr + " hours " + min + " mins " + sec + " sec ");
}
}
else if(((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 2592000000L) && ((SystemClock.elapsedRealtime() - chronometer.getBase()) < 31556952000L))
{
Toast.makeText(getActivity(), "month", Toast.LENGTH_SHORT).show();
long dy = TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase());
final long mn = dy / 30;
dy %= 30;
final long hr = TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.DAYS.toHours(TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long min = TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long sec = TimeUnit.MILLISECONDS.toSeconds(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.MINUTES.toSeconds(TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase()));
chronometer.setText(mn+" months "+dy + " days " + hr + " hours " + min + " mins " + sec + " sec ");
}
else if(((SystemClock.elapsedRealtime() - chronometer.getBase()) >= 31556952000L))
{
Toast.makeText(getActivity(), "year", Toast.LENGTH_SHORT).show();
long dy = TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase());
final long yr = dy / 365;
dy %= 365;
final long mn = dy / 30;
dy %= 30;
final long hr = TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.DAYS.toHours(TimeUnit.MILLISECONDS.toDays(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long min = TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(SystemClock.elapsedRealtime() - chronometer.getBase()));
final long sec = TimeUnit.MILLISECONDS.toSeconds(SystemClock.elapsedRealtime() - chronometer.getBase())
- TimeUnit.MINUTES.toSeconds(TimeUnit.MILLISECONDS.toMinutes(SystemClock.elapsedRealtime() - chronometer.getBase()));
chronometer.setText(yr+" years "+mn+" months "+dy + " days " + hr + " hours " + min + " mins " + sec + " sec ");
}
}
});
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