基于传感器的android闹钟.zip

package com.example.joe.shakealarm; import android.app.AlarmManager; import android.app.AlertDialog; import android.app.PendingIntent; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.SubMenu; import android.view.View; import android.widget.Button; import android.widget.LinearLayout; import android.widget.TimePicker; import android.widget.Toast; import android.widget.ToggleButton; import java.sql.Time; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class MainActivity extends AppCompatActivity { private Button btn_setclick; //设置时间按钮 private ToggleButton btn_enclick; //闹钟开关按钮 private ToggleButton btn_alarmstyle; //设置闹铃方式 private SharedPreferences sharedPreferences; //此类为保存应用基本设置的基类 private SharedPreferences.Editor editor; private static boolean alarmstyle=true; // 设置响铃状态，true：铃声,false:震动 Calendar c=Calendar.getInstance(); SimpleDateFormat sdf=new SimpleDateFormat("HH:mm"); //格式化日期成字符串，显示比如为"20:20"; static MainActivity instance; static String shakeValue; public static void setAlarmstyle(boolean style){ alarmstyle=style; } public static boolean getAlarmstyle(){ return alarmstyle; } public void loaddata(){ sharedPreferences=getSharedPreferences("main_activity",MODE_PRIVATE); //"MODE_PRIVATE"常量为应用配置信息仅本应用可见 editor=sharedPreferences.edit(); btn_setclick.setText(sharedPreferences.getString("time",sdf.format(new Date(c.getTimeInMillis())))); //从sharedpreferences中读取配置信息 btn_enclick.setChecked(sharedPreferences.getBoolean("on_off",false)); } private void savedata(){ editor.putString("time",btn_setclick.getText().toString()); editor.putBoolean("on_off",btn_enclick.isChecked()); editor.commit();//提交事务保存数据 } protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); instance=this; //用于在shakeAlarm窗口中关闭此activity shakeValue=getResources().getString(R.string.shakeSenseValue_2); ButtonListener buttonListener=new ButtonListener(); //时间监听器事件 btn_setclick=(Button)findViewById(R.id.btn_setClock); btn_setclick.setOnClickListener(buttonListener); btn_enclick=(ToggleButton)findViewById(R.id.btn_enClk); btn_enclick.setOnClickListener(buttonListener); loaddata(); //加载sharedpreference中保存的数据 } protected void onPause(){ //当mainactivity被暂停失去焦点时保存数据以免丢失 super.onPause(); savedata(); } class ButtonListener implements View.OnClickListener { private TimePicker timePicker; //选择时间控件 private PendingIntent pendingIntent; private Intent intent; AlarmManager alarmManager;//android中的一个全局定时器 LayoutInflater layoutInflater; LinearLayout setAlarmLayout; //在类构造方法中加载选择时间对话框的布局 public ButtonListener(){ layoutInflater=(LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE); alarmManager=(AlarmManager) getSystemService(Context.ALARM_SERVICE); //setAlarmLayout=layoutInflater.inflate(R.layout.alarmDialog,null); } private void enableClk(){ timePicker=(TimePicker) findViewById(R.id.timepicker); c.set(Calendar.HOUR_OF_DAY,timePicker.getHour()); //设置闹钟hour c.set(Calendar.MINUTE,timePicker.getMinute()); //设置闹钟minute c.set(Calendar.SECOND,0); //设置闹钟秒数 c.set(Calendar.MILLISECOND,0); //设置闹钟毫秒数 btn_setclick.setText(sdf.format(new Date(c.getTimeInMillis()))); //显示设置的闹钟时间 intent=new Intent(MainActivity.this,AlarmReceiver.class); pendingIntent=PendingIntent.getBroadcast(MainActivity.this,0,intent,0); alarmManager.setRepeating(AlarmManager.RTC,c.getTimeInMillis(),24*60*60*1000,pendingIntent);//system.getTimeInMillis得到的时间与c.getTimeInMillis相等时启动pendingIntent对应的组件 } private void disableClk(){ alarmManager.cancel(pendingIntent);//取消闹钟 } @Override public void onClick(View v) { switch (v.getId()) { case R.id.btn_setClock: layoutInflater.inflate(R.layout.alarmdialog,null); btn_alarmstyle=(ToggleButton)findViewById(R.id.btn_alarmstyle); btn_alarmstyle.setChecked(sharedPreferences.getBoolean("style",false)); timePicker=(TimePicker) findViewById(R.id.timepicker); timePicker.setIs24HourView(true); new AlertDialog.Builder(MainActivity.this).setTitle("设置闹钟时间").setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { disableClk(); enableClk(); if (btn_alarmstyle.isChecked()) { MainActivity.setAlarmstyle(true); } else { MainActivity.setAlarmstyle(false); } editor.putBoolean("style",btn_alarmstyle.isChecked()); //保存用户设置数据 btn_enclick.setChecked(true); Toast.makeText(MainActivity.this,"闹钟设置成功",Toast.LENGTH_LONG).show(); } }).setNegativeButton("取消",null).show(); break; case R.id.btn_enClk: if (btn_enclick.isChecked()) enableClk(); else disableClk(); break; } } } //optionsMenu为选项菜单， 该菜单在点击 menu 按键 后会在对应的Activity底部显示出来。 public boolean onCreateOptionsMenu(Menu menu){ getMenuInflater().inflate(R.menu.menu,menu); SubMenu subMenu=menu.addSubMenu("摇晃灵敏度");//创建选项菜单下的submenu子菜单 subMenu.add(1,1,1,"温柔"); subMenu.add(1,1,1,"正常"); subMenu.add(1,1,1,"用力"); return true; } public boolean onOptionsItemSelected(MenuItem menuItem){ switch (menuItem.getItemId()) { case 1: shakeValue="10"; Toast.makeText(MainActivity.this,"设置成功",Toast.LENGTH_LONG).show(); break; case 2:shakeValue="13"; Toast.makeText(MainActivity.this,"设置成功",Toast.LENGTH_LONG).show(); break; case 3:shakeValue="15"; Toast.makeText(MainActivity.this,"设置成功",Toast.LENGTH_LONG).show(); break; case R.id.menu_about: new AlertDialog.Builder(MainActivity.this).setTitle("关于").setPositiveButton("确定",null).show(); break; default: break; } return super.onOptionsItemSelected(menuItem); } }