简单实现简单实现Android闹钟功能闹钟功能
闹钟的简单实现，只有显示时间和设置闹钟。
AlarmView
package com.example.lenovo.clock2;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.TimePickerDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.icu.util.Calendar;
import android.os.Build;
import android.support.annotation.Nullable;
import android.support.annotation.RequiresApi;
import android.support.v7.app.AlertDialog;
import android.util.AttributeSet;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TimePicker;
import java.util.Date;
/**
* Created by lenovo on 2017/11/20.
*/
//闹钟
public class AlarmView extends LinearLayout {
// public AlarmView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
// super(context, attrs, defStyleAttr);
// }
public AlarmView(Context context, @Nullable AttributeSet attrs) {
super(context, attrs);
init();
}
public AlarmView(Context context) {
super(context);
init();
}
private void init(){
alarmManager= (AlarmManager) getContext().getSystemService(Context.ALARM_SERVICE);
}
@RequiresApi(api = Build.VERSION_CODES.N)
@Override
protected void onFinishInflate() {
super.onFinishInflate();
btnAddAlarm=findViewById(R.id.btnAddAlarm);
lvAlarmList=findViewById(R.id.lvAlarmList);
adapter=new ArrayAdapter<AlarmView.AlarmData>(getContext(),R.layout.support_simple_spinner_dropdown_item);
lvAlarmList.setAdapter(adapter);
readSavedAlarmList();
//adapter.add(new AlarmData(System.currentTimeMillis()));
btnAddAlarm.setOnClickListener(new OnClickListener() {
@RequiresApi(api = Build.VERSION_CODES.N)
@Override
public void onClick(View view) {
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