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@ -46,21 +46,23 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
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@Override
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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super.onCreate(savedInstanceState);
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// 设置界面显示——无标题
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requestWindowFeature(Window.FEATURE_NO_TITLE);//设置界面显示——无标题
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requestWindowFeature(Window.FEATURE_NO_TITLE);
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final Window win = getWindow();
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final Window win = getWindow();
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// 设置窗体属性——在锁屏时显示
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win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);//设置窗体属性——在锁屏时显示
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win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
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if (!isScreenOn()) {
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if (!isScreenOn()) {
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win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON//保持点亮、点亮屏幕、允许点亮时解锁
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// 设置窗体属性——保持点亮、点亮屏幕、允许点亮时解锁
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win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
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| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
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| WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
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| WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
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| WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
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| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
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| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
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}
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}
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Intent intent = getIntent();//获取传递的 Intent
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// 获取传递的 Intent
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Intent intent = getIntent();
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try {
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try {
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// 从 Intent 中获取数据并处理——获取标签 ID
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// 从 Intent 中获取数据并处理——获取标签 ID
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@ -78,33 +80,24 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
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mPlayer = new MediaPlayer();
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mPlayer = new MediaPlayer();
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if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
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if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
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showActionDialog();// 显示对话框
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// 显示对话框
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playAlarmSound();// 播放闹钟提示音
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showActionDialog();
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// 播放闹钟提示音
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playAlarmSound();
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} else {
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} else {
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finish();// 结束当前 Activity
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// 结束当前 Activity
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finish();
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}
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}
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}
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}
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/**
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* @method isScreenOn
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* @description
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* 判断屏幕是否锁屏,调用系统函数判断,最后返回值是布尔类型
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* @date: 12/23/2023 11:21 PM
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* @author: YangYizhe
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* @param
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* @return
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*/
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private boolean isScreenOn() {
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private boolean isScreenOn() {
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//判断屏幕是否锁屏,调用系统函数判断,最后返回值是布尔类型
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PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
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PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
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return pm.isScreenOn();
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return pm.isScreenOn();
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}
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}
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/**
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* @method playAlarmSound
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* @description
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* 播放闹钟提示音
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* @date: 12/23/2023 11:21 PM
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* @author: YangYizhe
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*/
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private void playAlarmSound() {
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private void playAlarmSound() {
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//闹钟提示音激发
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Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
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Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
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//调用系统的铃声管理URI,得到闹钟提示音
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//调用系统的铃声管理URI,得到闹钟提示音
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int silentModeStreams = Settings.System.getInt(getContentResolver(),
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int silentModeStreams = Settings.System.getInt(getContentResolver(),
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@ -117,12 +110,19 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
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}
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}
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try {
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try {
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mPlayer.setDataSource(this, url);
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mPlayer.setDataSource(this, url);
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//方法:setDataSource(Context context, Uri uri)
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//解释:无返回值,设置多媒体数据来源【根据 Uri】
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mPlayer.prepare();
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mPlayer.prepare();
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mPlayer.setLooping(true);//设置是否循环播放
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//准备同步
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mPlayer.start();//开始播放
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mPlayer.setLooping(true);
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//设置是否循环播放
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mPlayer.start();
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//开始播放
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} catch (IllegalArgumentException e) {
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} catch (IllegalArgumentException e) {
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// TODO Auto-generated catch block
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// TODO Auto-generated catch block
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e.printStackTrace();
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e.printStackTrace();
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//e.printStackTrace()函数功能是抛出异常, 还将显示出更深的调用信息
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//System.out.println(e),这个方法打印出异常,并且输出在哪里出现的异常
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} catch (SecurityException e) {
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} catch (SecurityException e) {
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// TODO Auto-generated catch block
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// TODO Auto-generated catch block
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e.printStackTrace();
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e.printStackTrace();
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@ -134,67 +134,61 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
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e.printStackTrace();
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e.printStackTrace();
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}
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}
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}
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}
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/**
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* @method showActionDialog
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private void showActionDialog() {
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* @description
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AlertDialog.Builder dialog = new AlertDialog.Builder(this);
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* AlertDialog的构造方法全部是Protected的
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/* AlertDialog的构造方法全部是Protected的
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* 所以不能直接通过new一个AlertDialog来创建出一个AlertDialog。
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* 所以不能直接通过new一个AlertDialog来创建出一个AlertDialog。
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* 要创建一个AlertDialog,就要用到AlertDialog.Builder中的create()方法
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* 要创建一个AlertDialog,就要用到AlertDialog.Builder中的create()方法
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* 如这里的dialog就是新建了一个AlertDialog
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* 如这里的dialog就是新建了一个AlertDialog
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* @date: 12/23/2023 11:28 PM
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* @author: YangYizhe
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*/
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*/
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private void showActionDialog() {
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dialog.setTitle(R.string.app_name);
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AlertDialog.Builder dialog = new AlertDialog.Builder(this);
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//为对话框设置标题
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dialog.setTitle(R.string.app_name);//为对话框设置标题
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dialog.setMessage(mSnippet);
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dialog.setMessage(mSnippet);//为对话框设置内容
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//为对话框设置内容
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dialog.setPositiveButton(R.string.notealert_ok, this);//给对话框添加"Yes"按钮
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dialog.setPositiveButton(R.string.notealert_ok, this);
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//给对话框添加"Yes"按钮
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if (isScreenOn()) {
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if (isScreenOn()) {
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dialog.setNegativeButton(R.string.notealert_enter, this);//对话框添加"No"按钮
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dialog.setNegativeButton(R.string.notealert_enter, this);
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}
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}//对话框添加"No"按钮
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dialog.show().setOnDismissListener(this);
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dialog.show().setOnDismissListener(this);
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}
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}
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/**
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* @method onClick
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* @description 处理点击事件
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* @date: 12/23/2023 11:27 PM
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* @author: YangYizhe
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* @param dialog
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* @param which
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*/
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public void onClick(DialogInterface dialog, int which) {
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public void onClick(DialogInterface dialog, int which) {
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switch (which) {//用which来选择click后下一步的操作
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switch (which) {
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case DialogInterface.BUTTON_NEGATIVE://这是取消操作
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//用which来选择click后下一步的操作
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Intent intent = new Intent(this, NoteEditActivity.class);//实现两个类间的数据传输
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case DialogInterface.BUTTON_NEGATIVE:
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intent.setAction(Intent.ACTION_VIEW);//设置动作属性
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//这是取消操作
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intent.putExtra(Intent.EXTRA_UID, mNoteId);//实现key-value对 EXTRA_UID为key;mNoteId为键
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Intent intent = new Intent(this, NoteEditActivity.class);
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startActivity(intent);//开始动作
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//实现两个类间的数据传输
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intent.setAction(Intent.ACTION_VIEW);
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//设置动作属性
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intent.putExtra(Intent.EXTRA_UID, mNoteId);
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//实现key-value对
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//EXTRA_UID为key;mNoteId为键
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startActivity(intent);
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//开始动作
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break;
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break;
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default:
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default:
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//这是确定操作
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break;
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break;
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}
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}
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}
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}
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/**
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* @method onDismiss
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* @description 忽略
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* @date: 12/23/2023 11:25 PM
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* @author: YangYizhe
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* @param dialog
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*/
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public void onDismiss(DialogInterface dialog) {
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public void onDismiss(DialogInterface dialog) {
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stopAlarmSound();//停止闹钟声音
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//忽略
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stopAlarmSound();
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//停止闹钟声音
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finish();
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finish();
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//完成该动作
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}
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}
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/**
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* @method stopAlarmSound
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* @description 停止闹钟的声音
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* @date: 12/23/2023 11:26 PM
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* @author: YangYizhe
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*/
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private void stopAlarmSound() {
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private void stopAlarmSound() {
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if (mPlayer != null) {
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if (mPlayer != null) {
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mPlayer.stop();//停止播放
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mPlayer.stop();
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mPlayer.release();//释放MediaPlayer对象
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//停止播放
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mPlayer.release();
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//释放MediaPlayer对象
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mPlayer = null;
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mPlayer = null;
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}
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}
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}
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}
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