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Menus are one of the most common elements of the user interface and are used very frequently, and in Android, menus are divided into three options (optionsmenu), Context menus (ContextMenu), and submenus (submenu), which today speak OptionsmenuI. Overview public boolean Oncreateoptionsmenu (Menu menu): Use this method to invoke Optionsmenu. public boolean onoptionsitemselected (MenuItem Item): The action that occurs when a menu item is selec

Well, thanks to the recent development requirements for smart hardware, so the recent days to share the blog is roughly linked to intelligent hardware, like a piece of Bluetooth sharing, I believe that many readers have seen, then today I bring you the knowledge of the Android sensor introduction and use of methods, for the use of sensors , different versions of the Android phone may have larger hardware di

In just a few years the Android platform has formed a large and active developer community. Many community-developed projects are already at maturity and can even be used in commercial software production without worrying about quality issues.This article is compiled from Androiduipatterns to share some free, open source Android UI libraries and component resources. 1. Greendroid The project can

As described in the Android documentation, the SDK level (integer) of the phone is running are available in: Android.os.Build.VERSION.SDK_INT; The enum corresponding to this Int. Android.os.Build.VERSION_CODES class. Code Example: int currentapiversion=android.os.build.version.sdk_int;if (currentapiversion >= Android.os.Build.VERSION_CODES. FROYO) { Do something }else{ Do something } Note: This sdk_int is available since donut (

http://www.android-studio.org/Http://android-studio.org/index.php/docs/guideRecently to touch Android programming, originally wanted to install eclipse, accidentally found Android specifically developed tools Android Studio, intended to install the trialhttp://www.android-studio.org/Download

Xml layout content Summary (3) -- Android, xml -- android Border and border effects are often used in xml. Here we will summarize them. 3. border (border and border effect) (1) right-angle border line Android: layout_width = "200dp"Android: layout_height = "30dp"Android: l

Download the VLC-android source code and compile it successfully. For more information, see VLC-android compilation process. 1. Compile live555 in the contrib directory Modify ~ /Code/VLC-android/extras/contrib distro. Mak added. Live ALL:. zlib \ . A52. MPEG2. Mad. Ogg. Vorbis. vorbisenc. theora \ . FLAC. speex. faad. Lame. FFMPEG \ . Twolame \

Five steps for Android development environment Deployment--Very detailed Android development environment Building tutorialIntroductionInstalling Android in Windows Development environment is not simple or complicated, this article for the first time I want to build Android development environment on their windows to pu

In this section, we will discuss how to use multi‑thread download and resumable upload in android. The first two sections are prepared for this section, but we have not read the first two sections, it is best to read the previous two articles before reading this article. In fact, android applications and java are basically similar, but on android, I suggest stori

All your favorite Android appsNow on Windows PC A startup called bluestacks has developed an android runtime environment for the Windows operating system. it will enable users to run Android applications alongside conventional Windows software on Microsoft's operating system. the technology impressed some major investors who have supplied $7.6 million in Series

Original: Http://www.cnblogs.com/zoupeiyang/p/4034517.html#4IntroductionInstalling Android in Windows Development environment is not simple or complicated, this article for the first time I want to build Android development environment on their windows to put Android wave friends, in order to ensure that everyone can successfully complete the development environm

1, Android Introduction 1.1 Android System architectureThe following diagram shows the system architecture of Android:The figure shows that Android can be roughly divided into four-tier architectures and five areas: Linux kernel layer (Linux Kernel) The Android system is based on the Linux2.6 kernel

Installing Android in Windows Development environment is not simple or complicated, this article for the first time I want to build Android development environment on their windows to put Android wave friends, in order to ensure that everyone can successfully complete the development environment, the article wrote as far as possible,Hope to be helpful to friends

down the item mobile Exchange, multi-screen effect see the following PageddragdropgridProject Address: Https://github.com/thquinn/DraggableGridViewDemo Address:Raw=true ">https://github.com/thquinn/draggablegridview/blob/master/bin/draggablegridviewsample.apk?raw=true StickygridheadersGroupName will not move until the other groupname reaches the top of the GridView when it slides to the topProject Address: Https://github.com/TonicArtos/StickyGridHeaders： PageddragdropgridItem can drag the s

The development environment of Windows Installer Android is not simple or complicated, this article wrote to the first time I want to build Android development environment on their Windows Android wave of friends, in order to ensure that everyone can successfully complete the development environment, the article is written as detailed as possible, Hope to help fr

Android. Permission. access_checkin_properties Allows read/write access to the "properties" table in the checkin database, to change values that get uploaded Allow read/write access to the "properties" table in the checkin database. You can modify and upload the table by modifying the value. Android. Permission. access_coarse_locationAllows an application to access coarse (e.g., cell-ID, WiFi) LocationA

like Android Login program and android HelloWorld program, but it is not always correct to run a correct program, depressed for a long time, and finally in one Test after the success of the Android The program in the emulator that runs the self built project. The summary of the program startup interface settings experience is as follows: In the

For Google Android 4.0 Ice Cream sandwich and Microsoft WP7.5 Mango in the development of technical comparisons, you can see that the early Google learning Microsoft's WPF design, because Microsoft Windows Phone 7 release slow, It has led to a technical improvement in Microsoft's complex design, and there are still big differences between the Android ice Cream sandwich and the Microsoft WP7 Mango to look at

This article summarizes the common intent action features of Android. Share to everyone for your reference, specific as follows: Android's basic design philosophy is to encourage the reduction of coupling between components, so Android provides intent (intent), intent provides a common messaging system that allows you to pass intent between your application and other applications to perform actions and gen

This example describes the usage of database transactions in Android development. Share to everyone for your reference, specific as follows: In the development of Android applications, transaction processing is very important when using a database. First, Android database operations (especially write operations) are very slow, and packing all the operations int