Android 1.5 平台亮点
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2009 年 4 月
Android 1.5 平台为用户和开发者引入了许多新功能。以下列表概述了这些变更。
界面优化
- 系统级：
- 优化了所有核心界面元素
- 窗口动画转换（默认处于关闭状态）
- 基于加速度计的应用旋转
- 以下各项的界面优化：
- 通话体验
- 通讯录、通话记录和收藏夹
- 短信和彩信
- 浏览器
- Gmail
- 日历
- 电子邮件
- 相机和图库
- 应用管理
性能提升
- 提高相机启动速度和拍照速度
- 加快 GPS 位置信息获取速度（由 SUPL AGPS 提供支持）
- 更流畅地在浏览器中滚动浏览网页
- 提高 Gmail 会话列表滚动速度
新功能
- 屏幕软键盘
- 在纵向或横向浏览模式中均可使用
- 支持用户安装第三方键盘
- 用户自造词词典
- 主屏幕
- 微件
- 捆绑的主屏幕微件包括：模拟时钟、日历、音乐播放器、相框和搜索
- 活动文件夹
- 相机和图库
- 录像
- 视频播放（支持 MPEG-4 和 3GP 格式）
- 蓝牙
- 支持立体声蓝牙（A2DP 和 AVCRP 协议）
- 自动配对
- 改进免提体验
- 浏览器
- 更新为最新的 Webkit 浏览器和 Squirrelfish JavaScript 引擎
- 在浏览器中复制并粘贴
- 在网页内搜素
- 可供用户选择的文字编码
- 界面变更包括：
- 统一的“前往”和搜索框
- 标签式书签/历史记录/最常访问的屏幕
- 通讯录
- 显示“收藏”中的用户照片
- 通话记录中各活动的具体日期/时间戳
- 触摸一下即可访问通话记录活动中的联系人名片
- 系统
- 新的 Linux 内核（版本 2.6.27）
- SD 卡文件系统自动检查和修复
- SIM 卡应用工具包 1.0
- Google 应用（不包含在 Android SDK 中包含的 Android 1.5 系统映像中）
- 在通讯录、短信、彩信、Gmail 和电子邮件应用中查看 Google Talk 好友的状态
- 对 Gmail 邮件进行批量操作，例如存档、删除和添加标签
- 将视频上传到 YouTube
- 将照片上传到 Picasa
新 API 和清单元素
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最后更新时间 (UTC)：2025-07-26。
[null,null,["最后更新时间 (UTC)：2025-07-26。"],[],[],null,["# Android 1.5 Platform Highlights\n\n*April 2009*\n\nThe Android 1.5 platform introduces many new features for users and developers.\nThe list below provides an overview of the changes.\n\n- [User Interface Refinements](#ui)\n- [Performance Improvements](#perf)\n- [New Features](#features)\n- [New APIs and Manifest Elements](#apis)\n\nUser Interface Refinements\n--------------------------\n\n- System-wide:\n - Refinement of all core UI elements\n - Animated window transitions (off by default)\n - Accelerometer-based application rotations\n- UI polish for:\n - In-call experience\n - Contacts, Call log, and Favorites\n - SMS \\& MMS\n - Browser\n - Gmail\n - Calendar\n - Email\n - Camera \\& Gallery\n - Application management\n\nPerformance Improvements\n------------------------\n\n- Faster Camera start-up and image capture\n- Much faster acquisition of GPS location (powered by SUPL AGPS)\n- Smoother page scrolling in Browser\n- Speedier GMail conversation list scrolling\n\nNew Features\n------------\n\n- On-screen soft keyboard\n - Works in both portrait and landscape orientation\n - Support for user installation of 3rd party keyboards\n - User dictionary for custom words\n- Home screen\n - Widgets\n - Bundled home screen widgets include: analog clock, calendar, music player, picture frame, and search\n - Live folders\n- Camera \\& Gallery\n - Video recording\n - Video playback (MPEG-4 \\& 3GP formats)\n- Bluetooth\n - Stereo Bluetooth support (A2DP and AVCRP profiles)\n - Auto-pairing\n - Improved handsfree experience\n- Browser\n - Updated with latest Webkit browser \\& Squirrelfish Javascript engines\n - Copy 'n paste in browser\n - Search within a page\n - User-selectable text-encoding\n - UI changes include:\n - Unified Go and Search box\n - Tabbed bookmarks/history/most-visited screen\n- Contacts\n - Shows user picture for Favorites\n - Specific date/time stamp for events in call log\n - One-touch access to a contact card from call log event\n- System\n - New Linux kernel (version 2.6.27)\n - SD card filesystem auto-checking and repair\n - SIM Application Toolkit 1.0\n- Google applications (not available in the Android 1.5 System Image that is included in the Android SDK)\n - View Google Talk friends' status in Contacts, SMS, MMS, GMail, and Email applications\n - Batch actions such as archive, delete, and label on Gmail messages\n - Upload videos to Youtube\n - Upload photos on Picasa\n\nNew APIs and Manifest Elements\n------------------------------\n\n- UI framework\n - Framework for easier background/UI thread interaction\n - New [SlidingDrawer](/reference/android/widget/SlidingDrawer) widget\n - New [HorizontalScrollview](/reference/android/widget/HorizontalScrollView) widget\n- AppWidget framework\n - APIs for creating secure home screen [AppWidgets](/reference/android/appwidget/package-summary). For information about how to use AppWidgets, see the Developer's Guide [AppWidgets](/guide/topics/appwidgets) documentation. Also see [Introducing home screen widgets and the AppWidget\n framework](http://android-developers.blogspot.com/2009/04/introducing-home-screen-widgets-and.html) on the Android Developer's Blog.\n - APIs for populating [Live Folders](/reference/android/provider/LiveFolders) with custom content.\n- Media framework\n - Raw audio recording and playback APIs\n - Interactive MIDI playback engine\n - [Video Recording APIs](/reference/android/media/MediaRecorder) for developers (3GP format).\n - Video and photo sharing Intents\n - Media search Intent\n- Input Method framework\n - [Input Method\n Service](/reference/android/inputmethodservice/InputMethodService) framework\n - Text-prediction engine\n - Ability to provide downloadable IMEs to users\n- Application-defined hardware requirements Applications can now use a new element in their manifest files, [\\\u003cuses-\n configuration\\\u003e](/guide/topics/manifest/uses-configuration-element) to indicate to the Android system what hardware features\n they require in order to function properly. For example, an application might\n use the element to specify that it requires a physical keyboard or a particular\n navigation device, such as a trackball. Prior to installing the application, the\n Android system checks the attributes defined for the\n `\u003cuses-configuration\u003e` element and allows the installation to\n continue only if the required hardware is present.\n\n- Speech recognition framework\n - Support for using speech recognition libraries via Intent. See [RecognizerIntent](/reference/android/speech/RecognizerIntent).\n- Miscellaneous API additions\n - LocationManager - Applications can get location change updates via Intent\n - WebView - Touch start/end/move/cancel DOM event support\n - Redesigned [Sensor Manager\n APIs](/reference/android/hardware/SensorManager)\n - GLSurfaceView - convenience framework for creating OpenGL applications\n - Broadcast Intent for app update install succeeded - for smoother app upgrade experience"]]
