how to disable emergency call on android lock screen

system will not enter sleep phenomenonRefer to the following method to have the dialog box appear above the lock screenThe OnCreate method is usedRequestwindowfeature (Window.feature_no_title); Hide TitleWindow win = GetWindow ();Windowmanager.layoutparams winparams = Win.getattributes ();Winparams.flags |= (WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD| WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED| WindowManager.LayoutParams.FLAG_ALLOW_LOCK_W

lock screen function./frameworks/base/packages/keyguard/src/com/android /keyguard/keyguardviewmediator.javaprivate Boolean mexternallyenabled = True to change the mexternallyenabled to false. But this just changed the boot default value, the user can still use Disablekeyguard/enablekeyguard to start. To ensure that the 3rd app cannot be modified,/frameworks/base

When the screen is not clicked, doing something is called the lock screen function.OnCreate: Public void addrunnable () { handler.postdelayed (runnable, constant.wait_time); }To listen for touch events:@Override Publicboolean dispatchtouchevent (motionevent ev) {//TODO auto-generated Method Stubhandler.removecallbacks (runnable); Addrunnable

This project is a one-button lock screen Small example source code, installation will be the default application to activate the Device Manager, after the activation of the desktop icon to achieve a key lock screen, the project is relatively simple code volume is not much, want to learn the

iOS codeAdd a line of code to the Didfinishlaunchingwithoptions function in the file AppController:[[UIApplication sharedapplication] setidletimerdisabled:yes];Or[UIApplication sharedapplication].idletimerdisabled = YES;Android CodeAdded in the initialization method of the main activity (i.e. cocos2dxactivity)Under the OnCreate functionThis.getwindow (). Addflags (WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);P: Remember to import WindowManager pack

　　Remove Android Phone lock screen password or nine Sudoku Lock screen password method There are two main types, which are as follows: 　　Method One: Enter the cell phone recovery mode, clear the data to restore the factory setting. This method will be the mobile phone back

The Android system does not provide a broadcast of the volume buttons, and the activity's OnKeyDown method captures the volume changes only when the interface is displayed.To get the volume key event in the lock screen or background, you can determine whether the volume key is pressed by judging the volume value change. The specific ideas for implementation are:O

If your target build version is Honeycomb 3.2 (API level) or higher you must put the SCREENSIZE flag too, as in: Activity android:configchanges = "Orientation|screensize|keyboardhidden" android:name= "YOUR activity name">activity> Because even with the ' orientation ' flag you app would be killed and recreated again with every orientation R app is the active one, either being visible on screen or hidden by the

Activity popped up in the Android lock screen status In onReceive, which receives the message broadcast, jump to the interface you want to display. For example: Intent intent = new Intent(arg0,MainActivity.class);intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); arg0.startActivity(intent); In the onCreate () method of the activity: super.onCreate(savedInst

Lock screen service. 1. Register and accept the closed and open broadcasting of the screen after startup: process the screen-opening and screen-locking tasks in the broadcast; 2. Obtain the telephone management service and register the c