u close tabs on android

Android-Socket causes the Socket to close and cannot send and receive data after the IO stream is closed. androidio Use Socket to send data as an example: When sending data, declare: DataOutputStream OS = new DataOutputStream (socket. getOutputStream ()); Recently, I encountered the question: I want to send images to the server. If OS. close () is used, the serve

The power is controlled by various lock locks in Android, and it is important to note that the lock and unlock must be paired. It is important to note that the Mainfest permission is required to obtainThe operation to be powered requires that the app has permission to set power management in Androidmanifest.xml. In addition, different levels of power management are implemented according to flags ' different values. about int flags The effects of vario

://github.com/alibaba/AndFixTools folder is a tool that downloads to a localBy the way, put just two bug.apk and fixedbug.apk and signed files into the folderBecause we only have one fixedbug.apk, so we use the following generated codeapkpatch -f Specific practices1. First open cmd or terminal, CD to the current directory2. Typingapkpatch-1.0.3/apkpatch.sh -f fixedbug.apk -t bug.apk -o Out -k a.jks -p 123456 -a 654321 -e 6543213. At this time the Apatch file under this out folder is the Hot up

(Run-time binding) mechanism that connects two different components during a program's run. Page1 is the previously added class, and the active event is added within Androidmanifest.xml (Intent i = new Intent (mainactivity.this, Page1.class); StartStartActivity (i);}}); TIPS: Added on the class: import android.content.Intent; 4, finally, you can jump to the next page.Second, the realization of the page closed1. First add a button within the page1.xml that has been associated wi

Recently in the company development cocos2dx Android Input Box control, encountered the soft keyboard event monitoring, usually the soft keyboard to pick up the way roughly 3 kinds:1. Click the return button in the lower right corner of the soft keyboard (the system is closed)2. Press the Back button when input box focus (System is closed)3. Click outside of the soft keyboard and input box (spontaneous collection)4. Click the button that comes with th

Android activity capture method to return button to close app@Override public boolean onKeyDown (int keycode, keyevent event) { //press the key on the keyboard to return the button if (keycode = = Keyevent.keycode_back) { new Alertdialog.builder (This) . SetIcon (R.drawable.alert_dialog_icon) . Settitle ("hint") . Setmessage ("Do you want to close th

Close the sound, there is no good way, you can refer to the network of Practical Webview.reload ();@Overrideprotected void Onresume () {//TODO auto-generated method Stubmwebview.onresume (); if (CommonDialog! = null) {Comm Ondialog.dismiss ();} Super.onresume ();} @Overrideprotected void OnPause () {//TODO auto-generated method stubif (Islandport) {if (chromeclient! = null) {CHROMECLI Ent.onhidecustomview ();}} Mwebview.reload (); Mwebview.onpause ();

In Android development, you often need to invoke the dialog box, but you will encounter such a situation, when the dialog box is displayed, click on the other screen outside the dialog box, will close the dialog box, improper handling may also throw the following exception. This article focuses on dialog boxes where we do not want to respond to blank areas or return keys, and you can set them accordingly:Al

Currently, the most common method to disable Android is finish (). If it is written normally, no problem occurs. However, in some unconventional cases, you need to disable the current application. Close the program in this way before 2.2, that is, before the API-8:ActivityManager manager = (ActivityManager) getSystemService (ACTIVITY_SERVICE );Manager. restartPackage (getPackageName (); (the name is a real

It is useful to use intent to control ServiceThe parameter used is the class of the serviceThere is another way to control the startup/shutdown of a serviceParameters for incoming action via intentRegister a service in manifest and set an actionNote The string for this nameYou can add a field to the service classpublic static final String ACTION = "Com.example.codetest_1.action.startPlayService";This allows you to start/Shut down the service by simply modifying the intent call method.Intent In

, menu); return true;} @Overridepublic void OnClick (View v) {switch (V.getid ()) {case R.id.btn_show:if (null = = Mpopupwindow | |!mpopupwindow.isshowi Ng ()) {Layoutinflater Mlayoutinflater = (layoutinflater) this. Getsystemservice (Layout_inflater_service); View music_popunwindwow = mlayoutinflater.inflate (R.layout.music_popwindow, NULL); Mpopupwindow = new Popupwindow (music_popunwindwow,layoutparams.match_parent,layoutparams.wrap_content); Mpopupwindow.showatlocation (Findviewbyid (r.id.m

Java code Package com. close; Import java. util. Collections list; Import java. util. Stack; Import android. app. Activity; Public class ActivityManager { Private static comment list Private static ActivityManager instance = null; Private ActivityManager (){} Public static ActivityManager getInstance (){ If (instance = null ){ Instance = new ActivityManager (); Acys = new activities list } Retu

=new Intent (); Intent.setclass (Mainactivity.this,main2activity.class);//The first is the current window context second is to load the window class Intent.putextra ("key", "haha haha" );//pass parameter key value pair to another window equivalent to map can pass array, object what serializable this is the startactivity of the object (intent);//Start intent//If you is the window generated directly with the IDE manifest without adding This is the second window of Java class code main2activity

In the development of Android applications, often such a requirement, the user in the process of entering text, may not want to continue to input, by swiping or tapping other locations (except the soft keyboard and edittext anywhere), want to be able to automatically retract the keyboard, this feature may be some ROM will be implemented, But most still do not have to achieve this function, then if we want to achieve, how to solve it?First of all, of c

(ev.getaction () = = Motionevent.action_down) {//Get the View that is currently in focus, usually edittext (special case is the track request or the entity case will move the focus) View V = ge Tcurrentfocus (); if (Isshouldhideinput (v, Ev)) {hidesoftinput (V.getwindowtoken ()); } return super.dispatchtouchevent (EV); /** * To determine whether to hide the keyboard based on the EditText's coordinates and the user-clicked coordinates, because when the user clicks on the edittext there