AI代码解释 publicclassActionBarXMLActivityextendsActivity{/** Called when the activity is first created. */@OverridepublicvoidonCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.main);}@OverridepublicbooleanonCreateOptionsMenu(Menu menu){MenuInflater inflater=get...
第一个作用是最明显也是最常用的,上一部分已经讲了Handler存在的必要性,android限制了不能在非UI创建线程去操作UI,同时不能在主线程执行耗时任务,所以我们一般是在子线程执行网络请求等耗时操作请求数据,然后再切换到主线程来更新UI。这个时候就必须用到Handler来切换线程了。上面讨论过了这里不再赘述。 这里有一个误...
One of the things that excite us nowadays is guessing the next name of Google’s latest major release of Android. And now that we’re at Android 14 let us end your wait by saying that the 2023 Android release will be called “Upside Down Cake.” The discovery of the internal codename ...
###103.xmlns:tools与tools:context tools:context="activity name"这一句不会被打包进APK。只是ADT的Layout Editor在你当前的Layout文件里面设置对应的渲染上下文,说明你当前的Layout所在的渲染上下文是activity name对应的那个activity,如果这个activity在manifest文件中设置了Theme,那么ADT的Layout Editor会根据这个Theme...
[SES-2578] Sync name change by@ThomasSessionin#1637 Feature/icons fix by@ThomasSessionin#1638 Release/1.19.2 by@ThomasSessionin#1644 Feature/debug menu by@ThomasSessionin#1645 Fix/emoji reactions crash by@ThomasSessionin#1646 [SES-2694] Incorrect back press warning message by@simophinin#1657...
public String name 获得该节点的name值 (对应于android:name属性) public String packagename 获得该应用程序的包名(对应于android:packagename属性) 常用方法: Drawable loadIcon(PackageManager pm) 获得当前应用程序的图像 CharSequence loadLabel(PackageManager pm) 获得当前应用程序的label ...
java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare() 修改后: [java]view plaincopy new AlertDialog.Builder(com.nantsing.infoquery.chuanbo_detail.this).setTitle("数据加载失败").setMessage("请检查网络连接情况") .setPositiveButton("OK", new DialogInte...
getService(CONTENT_SERVICE_NAME); sContentService = IContentService.Stub.asInterface(b); return sContentService; } 其实就是通过系统服务的名称,向ServiceManager查询并获取服务代理,请求成功后,便可以通过代理发送请求,这里请求的任务是注册,这里有一点要注意,那就是在注册的时候,要同时打通ContentService向APP...
Namespace: Android.Provider Assembly: Mono.Android.dll Constants for the data table, which contains data points tied to a raw contact.C# 复制 [Android.Runtime.Register("android/provider/ContactsContract$Data", DoNotGenerateAcw=true)] public sealed class ContactsContract.Data : Java.Lang.Object...
Log.i(TAG,"Select Player ("+ listPosition +", "+ player.getName() +") called");//Get the player urlStringmPlayerUrl=player.getPlayerUrl(); Log.d(TAG,"Selected Player URL: "+mPlayerUrl);if(mDualPane) {if(getListView().getSelectedItemPosition() == listPosition) {//Remove the sel...