android turn off talkback

Turn on the speakerpublic void Openspeaker () {try{Audiomanager Audiomanager = (audiomanager) mcontext.getsystemservice (Context.audio_service);Audiomanager.setmode (Audiomanager.route_speaker);Currvolume =audiomanager.getstreamvolume (Audiomanager.stream_voice_call);if (!audiomanager.isspeakerphoneon ()) {Audiomanager.setspeakerphoneon (TRUE);Audiomanager.setstreamvolume (Audiomanager.stream_voice_call,Audiomanager.getstreammaxvolume (Audiomanager.st

650) this.width=650; "Src=" https://mmbiz.qlogo.cn/mmbiz/ Iahl5mqlicpyph1931fibvxnc3s2etiacdtdnodprvndnpf6ibvovy1btl9gefgheamtnmriovgwgm4lk8h6i1ps6eq/0?wx_fmt=jpeg "alt= "0?wx_fmt=jpeg"/> Content Introduction"Android" How to adjust the screen brightness, turn off the screen "Android" How to adjust the scree

be called multiple times) --OnDestroyContext.bindservice () Start process:Context.bindservice (), OnCreate (), Onbind (), Service running, Onunbind (), OnDestroy () Service stopOnbind () returns a Ibind interface instance to the client, Ibind a method that allows the client to callback the service, such as getting an instance of the services, running state, or other operations. This time the caller (context, for example, activity) is bound together with the service, the context exits, Srevice w

); Setcontentview ( r.layout.activity_setting); Siv_item= (Settingitemview) Findviewbyid (R.id.siv_item); Sp=getsharedpreferences ("config", mode_private); Sets the state Boolean Update=sp.getboolean ("Update", false) based on the saved data; if (update) {siv_item.setchecked (true); Siv_item.setdesc ("Automatic Update is already on"); else{siv_item.setchecked (false); Siv_item.setdesc ("Automatic update is turned off")//automatically updated click eve

Import Android.content.context;import Android.view.inputmethod.inputmethodmanager;import Android.widget.EditText ;//Turn on or off the soft keyboard public class keyboardutils{/** * Punch-in soft keyboard * * @param medittext input Box * @param mcontext context */public static void op Enkeybord (EditText medittext, Context mcontext) {Inputmethodmanager IMM = (Inputmethodmanager) Mcontext.getsystemservice (

In base/services/core/java/com/android/server/power/ Add the following to the Getscreenofftimeoutlocked function in the Powermanagerservice.java fileint nosleep = mscreenofftimeoutsetting;SLOG.I (TAG, "nosleep=" +nosleep+ "maximumscreenoff=" +mmaximumscreenofftimeoutfromdeviceadmin);if (Nosleep {Nosleep = Mmaximumscreenofftimeoutfromdeviceadmin;SLOG.I (TAG, "666");Return Math.max (Nosleep, mmaximumscreenofftimeoutfromdeviceadmin);}About the

entering a deadlock. Two lock waits are in this file to appear: Displaymanagerglobal.java, so look at Displaymanagerglobal will find the problem: Public displayinfo getdisplayinfo (int displayid) { try { synchronized (mLock) {The first is here Mlock lock competition. When calling Mdm.getdisplayinfo (Displayid) In this lock, it will call back to Displaymanagerservice, the following code: Public displayinfo getdisplayinfo (int displayid) { final int callinguid = Bin

DatePicker, Timepicker, Numberpicker these three controls in the process of use, the user clicks the number will pop up the keyboard, sometimes causes the layout to be extruded not to look good, also has other needs.I read many articles on the Internet, the solution is not valid, and then the almighty StackOverflow site to help me solve the problem, the code is as follows:[Java] view plain copy Mdatepicker.setdescendantfocusability (datepicker.focus_block_descendants); Mtimepicker

boolean Oncreateoptionsmenu (Menu menu) {Inflate the menu; This adds items to the action bar if it is present.Getmenuinflater (). Inflate (R.menu.main, menu);return true;}}3 Configuration file: Androdmanifest.xml[HTML]Http://schemas.android.com/apk/res/android "Package= "Com.example.open_local_bluetooth"Android:versioncode= "1"Android:versionname= "1.0" >Android:minsdkversion= "8"Android:targetsdkversion= "/>"Android:allowbackup= "true"android:icon=

not.Test two: No, the exception will be thrown!Test three: DiscardClient program: PackageCom.test2;ImportJava.io.*;Importjava.net.*;/*** @ClassName: sockettest* @Description: In the test socket, is the socket closed after the stream is closed? Is it possible to re-open the stream? Output buffer data is sent out, or discarded? * @authorJogging School android* @date 2011-11-12 Morning 11:15:21**/ Public classsockettest {Socket mysocket; DataOutputSt

effect of other phone resolutions.Adaptive Web Design Reference http://www.ruanyifeng.com/blog/2012/05/responsive_web_design.htmlThe resolution of the retina screen such as 960*640, not all screens are retina screens, such as IPHONE3GS resolution is 480*320In order to make the page in both normal display, so the Retina screen host browser will do some "special action" (such as if you do nothing, just set a width, you will find that the results are unexpected, we suggest you try it in iphone4s,

); } /*** WIFI network switch * *@paramenabled *@returnSet whether success*/ Public BooleanTogglewifi (Booleanenabled) {Wifimanager WM=(Wifimanager) context. Getsystemservice (Context.wifi_service); returnwm.setwifienabled (enabled); } /** * * @returnIs in airplane mode*/ Public BooleanIsairplanemodeon () {//a return value of 1 indicates in airplane mode intModeidx = Settings.System.getInt (Context.getcontentresolver (), Settings.System.AIRPLANE_MODE_ON, 0); Boo

via Uiautomatorviewer or Appium Inspector accessibility ID on Android is equivalent to ContentDescription, this property is convenient for some of the physiological functions of the people who have a flaw in the use of the application. For example, we have a imageview inside to put a color complex picture, perhaps some blindness colour-blind people, can not tell the picture of what is painted. If a user installs a secondary Browse tool such as

, features are added Globleid, layer data is enabled for data archiving, or versioning is turned on. The ARCSDE database is then hosted in ArcGIS for server as the data store.Create the vector data to be synchronized in the ArcGIS for desktop software, configure the symbolic display, attribute domain information, publish the Featureserver service to ArcGIS for server, and turn on the Sync feature option.Mobile Access to Featureserver services, downloa

(Context.getcontentresolver (), Settings.System.AIRPLANE_MODE_ON, Setairplane? 1 : 0); //Broadcast flight mode signal changes, so that the corresponding program can be processed. //Do not send the broadcast, in non-flight mode, the Android 2.2.1 on the test turned off WiFi, do not turn off the normal call ne

.setonclicklistener (close);} Class StaRtwifilistener implements onclicklistener{@Overridepublic void OnClick (View v) {//The most important thing is to get to Wifimanagerwifimanager first Wifiman = (Wifimanager) MainActivity.this.getSystemService (Context.wifi_service); wifiman.setwifienabled (true);// Turn on WiFiSystem.out.println ("WiFi State--->" +wifiman.getwifistate ()); Toast.maketext (Mainactivity.this, "" +wifiman.getwifistate (), Toast.leng

In the development of frequently used to switch pages, the need to close the last page of the soft keyboard, without code processing, the system will not automatically shut down, affecting the user experience. You only need to call the method in the Baseactivity OnPause () method: // Turn off the IME keyboard if you need to if NULL ) { = (Inputmethodmanager) Getsystemservice (contex

Recently, I've been trying to get native MAC addresses from the NDK with C + + on Android, but with the IOCTL (SIOCGIFHWADDR), the return value is less than 0, which means that the interface information is not available. At first I thought it was my own missing access rights, so I have been increasing uses-permission, and later found that no matter how this is the case, found that the original Android studi