Android API Introduction

<span id="Label3"></p><pre><pre><span style="font-family: verdana, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 1.5; background-color: #ffffff;"></span></pre></pre><p>Android contains an application platform and a data file class that defines app permissions for applications that use the Android system features,<br>Android.accessibilityservice: the classes in this package are used to provide alternative or enhanced feedback to the user for the development of a barrier-free service<br>Android.accounts:<br>Android.animation: These classes provide the functionality of the animation system, which allows you to use any type of animated object property, int,float and 16 binary color values are supported by default, or you can customize an animation to let the app run on your settings<br>Android.app packaged Andorid all application model classes<br>Android.app.admin: provides system-level device management capabilities that allow you to create Security-aware applications for Android system Enterprise-level settings, such as enabling your application to perform screen lock, screen brightness adjustment, factory settings, and more<br>Android.app.backup: the class under this package contains backup and repair Application-level functionality, If the user clears the data on the device or upgrades to a new system, when the application is reinstalled, it can be used to repair the data before the user by an enabled backup<br>Android.appwidget: the class under this package contains the components necessary to create an app widget that users can embed in other applications, such as the home screen, to quickly access the data and services of their applications without starting a new Activity.<br>Android.bluetooth: the class under this package provides mobile phone Bluetooth management functions, such as searching for devices, connecting devices, managing the transfer of data between devices,<br>Android.content: data access and publishing on the Device.<br>Android.content.pm: the classes under this package provide access to the appropriate information for an app package, including: activities, permissions, services, application signatures, providers,<br>Android.content.res: the classes under this package are used to access the resources of the application, such as: original files, colors, pictures, multimedia, etc., and a number of important configuration details that can affect the operation of the device<br>Android.database: the class under this package is used to explore the data returned by the content provider<br>Android.database.sqlite: This package contains the SQLite database management class, which is used by an application to manage the private databases it owns<br>Android.drm: the functionality of the plug-in for managing DRM system mechanisms and control DRM mechanisms under this package, DRM interpretation: DRM provides a set of mechanisms for users to restrict the use of media content (such as ringtong, mp3, etc.) on the phone, such as restricting copies to third parties, Limit the number of uses or time limits, etc., to protect the rights of the content provider,<br>Android.gesture: classes under this package are used to create, identify, load, and save a gesture<br>Android.graphics: the classes under this package provide some low-level drawing tools, such as: canvas, color filtering, vertex coordinates, and rectangles to facilitate the drawing of the sender directly on the device screen,<br>Android.graphics.drawable.shapes: classes under this package are used for geometry drawing<br>Android.hardware: provides classes that support hardware functionality, such as: camera and other sensors<br>Android.hardware.input<br>ANDROID.HARDWARE.USB provides USB interface for Android system devices connected to peripherals<br>Android.inputmethodservice: base class for input methods<br>Android.location: included classes for defining Android Geolocation and services with this relationship<br>Android.media: provides classes to manage a wide range of audio and video interfaces<br>Android.media.audiofx: provides the management of audio effects implemented in multimedia frames<br>Android.media.effect: provides classes that allow you to apply visual effects to various images and videos<br>Android.mtp: provides APIs that let you connect directly to your camera and other devices to interact with it,<br>Android.net: Help Connect Network permissions,<br>Android.net.http<br>Android.net.nsd: TCP protocol used in real-time video transmission, allowing application management requirements or multimedia interactive data streams.<br>Android.net.sip: provides SIP protocol feature permissions, such as the SIP protocol that is invoked when creating and responding to a network Phone.<br>Android.net.wifi: provides permissions for devices to manage wireless network functions<br>Android.net.wifi.p2p: provides classes that create point-to-point connections directly over Wi-fi<br>Android.net.wifi.p2p.nsd: No Explanation.<br>Android.nfc: provides Near-field shared small load data, allowing you to share small load data between an NFC tag and an Android device or two Android Devices.<br>Android.nfc.tech: These classes provide label technology features, and any type of underlying signature scan<br>Android.opengl: provides OpenGL ES static interface and function classes<br>Android.os: provides basic operating system services, information delivery, and interprocess sessions on the device<br>Android.os.storage: contains system storage services<br>Android.preference: provides classes for managing application parameter settings and implementing parameter setting interfaces<br>Android.provider: Content provider Privileges Convenience class<br>Android.renderscript:RenderScript is a 3D runtime framework that provides API functions for constructing 3D scenes, while maximizing performance and supporting platform-independent shade Languages. Not only can developers use renderscript technology to develop 3D applications, they can also be used for specific high-performance data processing.<br>Android.sax:android built-in XML parsing, sax is a fast parsing and memory-intensive XML parser, ideal for mobile devices such as Android<br>Android.security: No Explanation.<br>Android.service.textservice: Create your own spell checker Service. This framework manages your own spelling checker service interacting with text input fields<br>Android.service.wallpaper:<br>Android.speech:<br>Android.speech.tts:<br>Android.telephony: provides APIs for monitoring basic phone information, such as network type and connection status,<br>Android.telephony.cdma: provides easy access to cdma-specific telephony features.<br>Android.telephony.gsm:GSM specific telephony feature support classes<br>Android.test: Unit Test Support class<br>Android.test.mock: defines a test class for easy testing<br>Android.test.suitebuilder: Testrunner class for running test cases<br>Android.text: setting of text<br>Android.text.format: contains text formats other than Java.util and Java.text.<br>Android.text.method: monitoring keyboard input and replacement<br>Android.text.style: definition of text display style<br>Android.text.util: text tools, such as text with e-mail or link effect<br>Android.util:android tool classes such as date, time, conversion of number formats, etc.<br>Android.view: used to process the screen layout and the User's mutual class<br>Android.view.accessibility:<br>Android.view.animation: provides for working with motion tweens<br>Android.view.inputmethod: a framework class for interaction between views and input methods (such as soft Keyboards)<br>Android.view.textservice:<br>Android.webkit:android System Built-in Browser<br>Android.widget: This package contains most of the UI controls</p><p><p></p></p><p><p>Android API Introduction</p></p></span>