home screen launcher android

Android listens to Home key messages through Intent. ACTION_CLOSE_SYSTEM_DIALOGS Android processes messages with four buttons at the bottom of the screen differently: 1. The search button message is received in onKeyDown or onKeyUp; 2. The menu button message is received in the onCreateOptionsMenu, onKeyDown, or onKeyU

software architecture is based on dual-system architecture.Basic: googletv Android system + DTV system. DTV systems are developed by TV system manufacturers and generally choose to reuse existing DTV systems. The googletv system module focuses on WebTV functions and adds control modules for communication with DTV systems. Although Google TV is based on Android, Google has made a lot of TV applicationsUsed

BroadcastReceiver {private static final String LOG_TAG = "HomeReceiver"; private static final String SYSTEM_DIALOG_REASON_KEY = "reason"; private static final String Signature = "recentapps "; private static final String delimiter = "homekey"; private static final String SYSTEM_DIALOG_REASON_LOCK = "lock"; private static final String SYSTEM_DIALOG_REASON_ASSIST = "assist"; @ Override public void onReceive (Context context Context, intent intent) {String action = intent. getAction (); Log. I (LO

Objective I believe a lot of Android developers have encountered this requirement: 1. Implementation of a splash interface, the interface has application-related background picture and a Start button.2. Click on the button to enter the home page, the user then open the application will not show this splash interface. Also believe that a lot of students have encountered such confusion:• The second entry i

Android Qualcomm 4.4.4 source code how to shield the Home Key, android4.4.4 If you want to shield the home key from the Qualcomm 4.4.4 source code so that it does not respond, it is useless to modify it at the application layer. View framework Layer Code NamePhoneWindowManager. javaSource File Go to nameInterceptKeyBeforeDispatchingFunctions From the f

When the Android device presses the Home key, it will automatically switch back to the desktop. In fact, the implementation method is very simple. Because the Launcher captures the action of the Home key, we can directly send an Intent to the Launcher. The Code is as follows

Android is inconsistent with the four key message processing that is often used at the bottom of the screen:1, the Search button message is received in onkeydown or onkeyup;2. The message of the menu key is received in Oncreateoptionsmenu, onkeydown or OnKeyUp method;3. Messages that return keystrokes can be received in the onbackpressed, onkeydown, or onkeyup methods. @Override public boolean onKeyDown (in

Android is inconsistent with the four key message processing that is commonly used at the bottom of the screen:1, the Search button message is received in onkeydown or onkeyup;2. The message of the menu key is received in Oncreateoptionsmenu, onkeydown or OnKeyUp method;3. Messages that return keystrokes can be received in the onbackpressed, onkeydown, or onkeyup methods. @Override public boolean onKeyDown

[Go to] Android statusbar: Add back, home, and menu buttons Add the home, back, and menu menus to the system status bar on the android interface and complete the corresponding system functions. And the higlight effect is displayed. Modify the height of the status bar and the text size on the status bar. This requires t

MainActivity is as follows: Package cc. testhome; import cc. testhome. homeKeyObserver. onHomeKeyListener; import cc. testhome. powerKeyObserver. onPowerKeyListener; import android. OS. bundle; import android. app. activity;/*** Demo Description: * use the Home Key press and long press the Home Key of the broadcast lis

Add the home, back, and menu menus to the system status bar on the android interface and complete the corresponding system functions. And the higlight effect is displayed. Modify the height of the status bar and the text size on the status bar. This requires the android SDK to be modified. I use eclair. The following describes my operations. 1. First, complete th

to disable the HOME Key in android403? The home key is a reserved key and cannot be controlled by the app.How does android40 shield the home Key? This can be blocked. I have been engaged in the development of the screen lock software for android phones. In version 2.2 and 2

Today to introduce the Android in the slide screen function of a basic implementation process and principle, and finally give you the key to explain the view of the Scrollto and Scrollby the difference between the two functions. First, we have to understand that there is no boundary to the Android view, canvas, except that we do something about the canvas object