From 40497d9576473849bde775be7c182ae10d49c05a Mon Sep 17 00:00:00 2001 From: lp <2983572834@qq.com> Date: Sun, 8 Sep 2024 14:20:58 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BB=A3=E7=A0=81=E6=B3=A8=E9=87=8A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- AlarmAlertActivity.java | 169 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 169 insertions(+) create mode 100644 AlarmAlertActivity.java diff --git a/AlarmAlertActivity.java b/AlarmAlertActivity.java new file mode 100644 index 0000000..b92b522 --- /dev/null +++ b/AlarmAlertActivity.java @@ -0,0 +1,169 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.content.Context; +import android.content.DialogInterface; +import android.content.DialogInterface.OnClickListener; +import android.content.DialogInterface.OnDismissListener; +import android.content.Intent; +import android.media.AudioManager; +import android.media.MediaPlayer; +import android.media.RingtoneManager; +import android.net.Uri; +import android.os.Bundle; +import android.os.PowerManager; +import android.provider.Settings; +import android.view.Window; +import android.view.WindowManager; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.DataUtils; + +import java.io.IOException; + +// 定义一个名为 AlarmAlertActivity 的 Activity +public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener { +// 用于存储笔记的 ID + private long mNoteId; + private String mSnippet; +// 定义片段预览的最大长度 + private static final int SNIPPET_PREW_MAX_LEN = 60; +// 定义媒体播放器，用于播放闹钟声音 + MediaPlayer mPlayer; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + requestWindowFeature(Window.FEATURE_NO_TITLE); + // 获取窗口对象 + final Window win = getWindow(); +// 设置在锁屏状态下也能显示该窗口 + win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); + // 如果屏幕没有点亮 + 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); + } + // 获取启动该 Activity 的 Intent + Intent intent = getIntent(); + + try { + // 从 Intent 的数据中获取路径片段中的第二个元素作为笔记 ID + mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); +// 根据笔记 ID 获取笔记片段 + mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); +// 如果片段长度超过最大长度，则截断并添加提示信息 + 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; + } + // 创建媒体播放器对象 + mPlayer = new MediaPlayer(); + if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { + showActionDialog(); + playAlarmSound(); + } else { + finish(); + } + } + // 判断屏幕是否点亮 + 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); + // 获取系统设置中铃声流的静音模式状态 + int silentModeStreams = Settings.System.getInt(getContentResolver(), + Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0); + + if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) { + mPlayer.setAudioStreamType(silentModeStreams); + } else { + mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM); + } + try { +// 设置媒体播放器的数据源为闹钟铃声的 Uri + mPlayer.setDataSource(this, url); + mPlayer.prepare(); + mPlayer.setLooping(true); +/ 开始播放 + mPlayer.start(); + } catch (IllegalArgumentException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } catch (SecurityException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } catch (IllegalStateException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } catch (IOException e) { + // TODO Auto-generated catch block + 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); + if (isScreenOn()) { + dialog.setNegativeButton(R.string.notealert_enter, this); + } + dialog.show().setOnDismissListener(this); + } + // 对话框关闭事件处理方法 + public void onClick(DialogInterface dialog, int which) { + switch (which) {s + case DialogInterface.BUTTON_NEGATIVE: + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, mNoteId); + startActivity(intent); + break; + default: + break; + } + } +// 对话框关闭事件处理方法 + public void onDismiss(DialogInterface dialog) { + stopAlarmSound(); + finish(); + } + // 停止闹钟声音的方法 + private void stopAlarmSound() { + if (mPlayer != null) { + mPlayer.stop(); + mPlayer.release(); + mPlayer = null; + } + } +}