android compatible headphones

Android detects the insertion and unplugging status of headphones and android headsets. In Android, A BroadcastReceiver must be created to monitor the broadcast of "android. intent. action. HEADSET_PLUG. Steps:1. Create a subclass of BroadcastReceiver, override the onReceiv

Backwards compatibility is poor in Android, but an app app can be processed or run between versions. Backward compatibility is not good, different versions of the system its API version is different, naturally some interfaces are different, the new platform can not use the old API, the old platform can not use the new API.For the app to be more compatible, we can use the high version of the SDK to develop t

-DRM mtk- DRM#LOCAL_STATIC_JAVA_LIBRARIES+ = xuitls-1.5.4local_certificate:=platformlocal_aapt_flags: =--auto-add-overlaylocal_aapt_flags + =--extra- Packages Android.support.v7.appcompatlocal_proguard_flag_files:=Proguard.cfginclude $ (build_package) include $ ( call All-makefiles-under,$ (Local_path)) include $ (clear_vars) Local_prebuilt_static_java_libraries:= Tct-drm:libs/tct.drm.frameworks.jar \MTK-drm:libs/Mtk.drm.frameworks.jarinclude $ (build_multi_prebuilt)

Unknowingly Android Oreo has been released for a few months, and your app is starting to use the latest platform? Do you encounter some tricky issues during the app migration? How is your Android app compatible with Oreo?We should all know that every major upgrade, in the compatibility of this piece will always appear more or less problems, today come together to

Android implements personalized ViewPager switching animation practices PageTransformer (compatible with less than Android3.0) and androidviewpagerReprinted please indicate the source: bytes I wrote a blog post: Android custom ViewPager creates an ever-changing picture switching effect. Some brothers suggested that ViewPager comes with a setPageTransformer used t

CompanyMobile phoneThen, the software can run on both platforms (iPhone and Android). After all, the two are the same application environment ." In other words, Android will try to be compatible with iPhone programs. At the same time, miner insisted that a major improvement of Android is that developers do not needCro

At first, I heard that the development of H5, thought is to do with the modern browser mobile Web page, thinking not to worry about IE, Europe also. To this day, found that the original too young too simple, compatible with IE and compatible with Android and iOS, the latter makes you more mad. Next count the pits that have been trampled. Main points UI display, k

At first, I heard that the development of H5, thought is to do with the modern browser mobile Web page, thinking not to worry about IE, Europe also. To this day, found that the original too young too simple, compatible with IE and compatible with Android and iOS, the latter makes you more mad. Next count the pits that have been trampled. Main points UI display, k

= "@string/notification_widget_title" android:textappearanc E = "@android: Style/textappearance.material.notification.title" android:textsize = "14sp" /> TextViewandroid:id="@+id/notification_tv_calories"android:layout_width ="Wrap_content"android:layout_height="Wrap_content"android:textappearance ="@android: Style/textappearance.material.notification.line2"android:textsize=" 20sp "tool:text="

Create an as project compatible with Android studio and EclipseAlthough my blog is called Eclipse_xu, I have not used eclipse for nearly a year, and have already worshipped under Android studio. However, recent projects that are compatible with Eclipse and Android Studio all

These days some people say that the Android app may run on Windows Phone later on. Personal opinion: It is unlikely that Windows phone is compatible with Android for reference to the instance that BB10 was killed. AppX now looks like Android, iOS can do, reference VS2015 preview performance, with appx to invade other p

comment on the method is written on:Setting a Pagetransformer prior to Android 3.0 (API one) will have no effect in version prior to 3.0 setting this method is not effective, then we'll look at how to make it compatible with the following version 3.0.3, version of Backward compatibility 1, incompatible reasonFirst of all see why incompatible, 3.0 or less?Look at the above two sample code, the code in the v

Get used to using Eclipse to launch Android, and want to reduce the shock when you cross over to Android studio.But want to use Android studio to open the Eclipse case (direct Open is not allowed),And don't want to put the eclipsec of Android studio Gradle and two of the Android