From dd9e7bf58e243eff94758c47bff81823b7ceaa8e Mon Sep 17 00:00:00 2001
From: Wangranran <3587345858@qq.com>
Date: Wed, 25 Dec 2024 16:53:57 +0800
Subject: [PATCH] 1

---
 AlarmAlertActivity.txt | 164 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 AlarmAlertActivity.txt

diff --git a/AlarmAlertActivity.txt b/AlarmAlertActivity.txt
new file mode 100644
index 0000000..4cd4959
--- /dev/null
+++ b/AlarmAlertActivity.txt
@@ -0,0 +1,164 @@
+
+/**
+ * 闹钟提醒活动类，用于处理便签的闹钟提醒。
+ */
+public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener {
+    // 便签ID
+    private long mNoteId;
+    // 便签摘要
+    private String mSnippet;
+    // 摘要预览的最大长度
+    private static final int SNIPPET_PREW_MAX_LEN = 60;
+    // 媒体播放器，用于播放闹钟声音
+    MediaPlayer mPlayer;
+
+    /**
+     * 当活动创建时调用。
+     * @param savedInstanceState 保存的实例状态
+     */
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        // 请求无标题窗口特性
+        requestWindowFeature(Window.FEATURE_NO_TITLE);
+
+        // 获取窗口对象
+        final Window win = getWindow();
+        // 设置窗口在锁屏时显示
+        win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
+
+        // 检查屏幕是否开启，如果未开启则点亮屏幕并保持唤醒状态
+        if (!isScreenOn()) {
+            win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
+                    | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON
+                    | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
+                    | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR);
+        }
+
+        // 获取启动活动的Intent
+        Intent intent = getIntent();
+
+        try {
+            // 从Intent中获取便签ID
+            mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));
+            // 获取便签摘要
+            mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
+            // 如果摘要超过预览长度，则截断并添加提示
+            mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
+                    SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
+                    : mSnippet;
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+            return;
+        }
+
+        // 创建媒体播放器
+        mPlayer = new MediaPlayer();
+        // 如果便签可见，则显示操作对话框并播放闹钟声音
+        if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {
+            showActionDialog();
+            playAlarmSound();
+        } else {
+            // 如果便签不可见，则结束活动
+            finish();
+        }
+    }
+
+    /**
+     * 检查屏幕是否开启。
+     * @return 如果屏幕开启返回true，否则返回false。
+     */
+    private boolean isScreenOn() {
+        PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
+        return pm.isScreenOn();
+    }
+
+    /**
+     * 播放闹钟声音。
+     */
+    private void playAlarmSound() {
+        // 获取默认闹钟铃声的Uri
+        Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM);
+
+        // 获取静音模式影响的流类型
+        int silentModeStreams = Settings.System.getInt(getContentResolver(),
+                Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
+
+        // 设置媒体播放器的音频流类型
+        if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) {
+            mPlayer.setAudioStreamType(silentModeStreams);
+        } else {
+            mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM);
+        }
+        try {
+            // 设置数据源并准备播放
+            mPlayer.setDataSource(this, url);
+            mPlayer.prepare();
+            mPlayer.setLooping(true);
+            mPlayer.start();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (SecurityException e) {
+            e.printStackTrace();
+        } catch (IllegalStateException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * 显示操作对话框。
+     */
+    private void showActionDialog() {
+        AlertDialog.Builder dialog = new AlertDialog.Builder(this);
+        dialog.setTitle(R.string.app_name);
+        dialog.setMessage(mSnippet);
+        dialog.setPositiveButton(R.string.notealert_ok, this);
+        // 如果屏幕开启，则添加“进入”按钮
+        if (isScreenOn()) {
+            dialog.setNegativeButton(R.string.notealert_enter, this);
+        }
+        dialog.show().setOnDismissListener(this);
+    }
+
+    /**
+     * 点击对话框按钮时调用。
+     * @param dialog 对话框
+     * @param which 按钮类型
+     */
+    public void onClick(DialogInterface dialog, int which) {
+        switch (which) {
+            case DialogInterface.BUTTON_NEGATIVE:
+                // 启动便签编辑活动
+                Intent intent = new Intent(this, NoteEditActivity.class);
+                intent.setAction(Intent.ACTION_VIEW);
+                intent.putExtra(Intent.EXTRA_UID, mNoteId);
+                startActivity(intent);
+                break;
+            default:
+                break;
+        }
+    }
+
+    /**
+     * 对话框消失时调用。
+     * @param dialog 对话框
+     */
+    public void onDismiss(DialogInterface dialog) {
+        stopAlarmSound();
+        finish();
+    }
+
+    /**
+     * 停止闹钟声音。
+     */
+    private void stopAlarmSound() {
+        if (mPlayer != null) {
+            mPlayer.stop();
+            mPlayer.release();
+            mPlayer = null;
+        }
+    }
+}
+