From 8433f3ebe86503c76b857259711e465db275ab89 Mon Sep 17 00:00:00 2001 From: llr <1913625633@qq.com> Date: Thu, 29 May 2025 08:17:51 +0800 Subject: [PATCH 1/2] new1 --- .../net/micode/notes/timer/CountDown.java | 156 ++++++++++++++++++ .../micode/notes/timer/CountDownListener.java | 5 + .../main/res/layout/activity_count_down.xml | 63 +++++++ 3 files changed, 224 insertions(+) create mode 100644 01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDown.java create mode 100644 01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDownListener.java create mode 100644 01src/XiaoMiNotes/MyApplication/app/src/main/res/layout/activity_count_down.xml diff --git a/01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDown.java b/01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDown.java new file mode 100644 index 0000000..c2be388 --- /dev/null +++ b/01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDown.java @@ -0,0 +1,156 @@ +package net.micode.notes.timer; + +import android.content.Intent; +import android.os.Bundle; +import android.view.LayoutInflater; +import android.view.View; +import android.widget.Button; +import android.widget.Toast; +import android.widget.TextView; +import android.os.CountDownTimer; +import android.media.MediaPlayer; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MenuInflater; +import android.view.MenuItem.OnMenuItemClickListener; + +import androidx.activity.EdgeToEdge; +import androidx.appcompat.app.AppCompatActivity; +import androidx.core.graphics.Insets; +import androidx.core.view.ViewCompat; +import androidx.core.view.WindowInsetsCompat; + + +import net.micode.notes.R; + +public class CountDown extends AppCompatActivity implements CountDownListener { + private Button startButton,resetButton,stopButton; + private static final int HOUR = 60*60*1000;//小时 + private static final int MIN = 60*1000;//分钟 + private static final int SEC = 1000;//秒 + private long hour,min,sec; + private boolean IsRunning;//是不是在跑 + private long startTime;//开始时间 + private long currentTime;//还剩多久 + private CountDownTimer timer; + private CountDownListener listener; + + + + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + EdgeToEdge.enable(this); + //getWindow().setBackgroundDrawableResource(R.drawable.cloud); + setContentView(R.layout.activity_count_down); + startButton = findViewById(R.id.button_start); + resetButton = findViewById(R.id.button_reset); + stopButton = findViewById(R.id.button_stop);//按钮 + startButton.setOnClickListener(new View.OnClickListener() { + @Override public void onClick(View view) { + start(); + } + }); + + resetButton.setOnClickListener(new View.OnClickListener() { + @Override public void onClick(View view) { + reset(); + } + }); + + stopButton.setOnClickListener(new View.OnClickListener() { + @Override public void onClick(View view) { + stop(); + } + }); + Intent intent = this.getIntent(); + hour=intent.getLongExtra("hour", 0L); + min=intent.getLongExtra("min", 0L); + sec=intent.getLongExtra("sec", 0L); + currentTime=startTime=hour*HOUR+min*MIN+sec*SEC; + updateTime(startTime); + IsRunning=false; + start();//开始跑 + + ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> { + Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars()); + v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom); + return insets; + }); + + } + public void setTime(long duration){ + if(IsRunning)return; + currentTime=startTime=duration; + updateTime(duration); + } + + public void start() { + if(IsRunning) {return;}//还在跑 + IsRunning = true; + timer = new CountDownTimer(currentTime, 100){//精度100ms + @Override public void onTick(long millis){ + currentTime = millis; + updateTime(millis); + //invalidate(); + } + + @Override public void onFinish() { + stop(); + if (listener != null) { + listener.onFinishCountDown(); + } + + } + }; + timer.start(); + } + + public void reset() { + stop(); + setTime(startTime); + //invalidate(); + } + + public void stop() { + if(!IsRunning){return;}//已经停了 + IsRunning=false; + timer.cancel(); + setListener(this);//监听器 + } + + public void updateTime(long duration){//展示倒计时数字 + TextView timeView = findViewById(R.id.timeshow); + String res=getTimeShow(duration); + timeView.setText(res); + } + public String getTimeShow(long duration){//获取显示数字 + int hour=(int)duration/HOUR; + duration%=HOUR; + int min=(int)duration/MIN; + duration%=MIN; + int sec=(int)duration/SEC; + String format="%02d"; + String Shour = String.format(format, hour); + String Smin = String.format( format, min); + String Ssec = String.format(format, sec); + return String.format("%s h : %s m : %s s", Shour, Smin, Ssec); + } + public void setListener(CountDownListener listener) { + this.listener = listener; + } + @Override + public void onFinishCountDown() {//倒计时截至 + //Toast.makeText(this, "Time up !!!", Toast.LENGTH_SHORT).show(); + TextView timeView = findViewById(R.id.timeshow); + timeView.setText("Time up ！！！"); + MediaPlayer player=MediaPlayer.create(this,R.raw.timedown); + player.start(); + } + + +} + + + diff --git a/01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDownListener.java b/01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDownListener.java new file mode 100644 index 0000000..db1e8bf --- /dev/null +++ b/01src/XiaoMiNotes/MyApplication/app/src/main/java/net/micode/notes/timer/CountDownListener.java @@ -0,0 +1,5 @@ +package net.micode.notes.timer; + +public interface CountDownListener {//监听器 + public void onFinishCountDown();//是否完成倒计时 +} \ No newline at end of file diff --git a/01src/XiaoMiNotes/MyApplication/app/src/main/res/layout/activity_count_down.xml b/01src/XiaoMiNotes/MyApplication/app/src/main/res/layout/activity_count_down.xml new file mode 100644 index 0000000..a0cb92d --- /dev/null +++ b/01src/XiaoMiNotes/MyApplication/app/src/main/res/layout/activity_count_down.xml @@ -0,0 +1,63 @@ + + + + + + +