execution process to the application A,android program to start running.The newly generated application A will use the connection information for the library and resources that already have the zygote parent process, so it runs fast.In addition, for zygote startup, the DVM is initialized and run, and then the required classes and resources are loaded into memory.The fork () is then called to create the zygote ' child process, and then the child process dynamically loads and runs application A.r
Supports thawing and freezing apps
Support to hide specified app in the app list
Support detection system core app to prevent delayed freezing causing cell phone to become brick
Support Cleanup App Cache
Support Force Stop App
APK file is only 47KB
Personal
A fancy desktop-like APP, but better than Launcher and applauncher
Do developers who develop Android apps become obsessed with the brilliant effects of Launcher? Even Android Launcher does not know anything. Okay, pick up Nong's mobile phone and slide right and right on the unlocked homepage to experience the
Today the main analysis of the Android Launcher source code in the relationship between some important classes, the basic loading process. Take a look at a class diagram firstLauncher.java is the primary activity that initializes the Launchermode instance within the OnCreate method.Launcherapplication app = ((launcherapplication) getapplication ());Mmodel = App.setlauncher (this);The method of directly ente
Do the students who develop Android apps are obsessed with the brilliant effects of launcher? What, even Android launcher is not known. Okay, pick up Lennon's cell phone, swipe and swipe left and right on the unlocked home page to experience the experience, this is launcher.Launcher is actually an app, but it's a system level. Although the various Android phone m
The main thing in launcher is to get the portals and icons for all the app lists, and there are two ways to get them:PackageInfoResolveInfoRun get launcher of all apps and allow click events to go to the appThe following two methods are used to obtain a list of all apps:Establish basic data:Pakagemod.javapublic class Pakagemod {public String pakagename;public str
has to prevent the restart ....Luck is really good, just have this attribute:android:configchanges=["MCC", "MNC", "locale", "touchscreen", "keyboard", "Keyboardhidden", "Navigation", " Screenlayout "," Fontscale "," Uimode "," orientation "," screensize "," Smallestscreensize "]The official explanation is this:Lists configuration changes that the activity would handle itself. When a-configuration change occurs at runtime, the activity was shut down and restarted by default, but declaring a Conf
When we click on an application icon in the Launcher interface, we start a program, so what happens to this process? Let us follow launcher source code to analyze it.First on the flowchart:650) this.width=650; "Src=" http://img.blog.csdn.net/20140509134103500?watermark/2/text/ ahr0cdovl2jsb2cuy3nkbi5uzxqva2luym9z/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/dissolve/70/gravity/ Southeast "alt=" Southeast "/
Launcher App:/cupcake/packages/apps/Launcher
The standby screen is divided into multiple layers. The Desktop Items is set in/res/layout-*/workspace_screen.xml:
......
Launcher: shortAxisCells = "4"Launcher: longAxisCells = "4"
......
/>
4 rows and 4 columns
Let's take a
Android operating system for In addition, if the user wants to add an app shortcut to the device's home screen, you can press and hold the app's icon in launcher, and the Android system will automatically add a shortcut to the app on the home screen. The name and icon are the same as in launcher.In addition to supporting shortcuts to apps (main activity), Android
[UIApplication Sharedapplication].keywindow
Get the UIWindow where a uiview is located
View.window
Four objects ( Uiapplication,appdelegate,uiwindow,uiviewcontroller) diagram
Info.plist Common Settings
After building a project, you will see a "project name-info.plist" file under the supporting Files folder, which is very important for the project to do some run-time configuration, and cannot be deleted. In the project created by the older
Do the students who develop Android apps are obsessed with the brilliant effects of launcher? What, even Android launcher is not known. Okay, pick up Lennon's cell phone, swipe and swipe left and right on the unlocked home page to experience the experience, this is launcher.Launcher is actually an app, but it's a system level. Although the various Android phone m
Case Background:Case requires the first time a specified application is launched from a third-party Launcher , the popup dialog prompts the user for authorization to start, and if the user is not authorized, the next time the app is launched again, the dialog box prompts the user for authorization. Until the user has successfully authorized the app, it starts dir
Packagemanagerservice. See later ):
Each apk file is an archive file, which contains the android application configuration file Androidmanifest.xml, which is mainly to resolve this configuration file. Once the profile is obtained from the APK archive, the application is parsed by calling another external version of the Parsepackage function: parsing the individual tags in the androidmanifest.xml file , such as the parsing of application tags, this is done by calling the Parseapplication funct
addition, we can also do some other things when displaying the start picture, for example: play a small piece of audio, to attract the user's attention.1. Click and open the "APPDELEGATE.M" file in the navigation area;2. Find1-(BOOL) Application: (UIApplication *) application didfinishlaunchingwithoptions: (Nsdictionary *) launchOptions2 {3 //Override point for customization after application launch.4 return yes;5}3. Add a sentence [nsthreadsleepfortimeinterval:5]; As shown below:1-(BOO
When doing a mobile phone adaptation, encountered a very strange problem, in 1080x720 's phone can display the replacement ic_launcher.png icon, but in 1920x1080 's phone display ic_ Launcher.png is still the default icon, and after checking that it does not include the default Ic_launcher.png icon throughout the project, what is the icon displayed?The first possibility of Baidu, found the same problem others have encountered, they are directly replaced by the default Ic_launcher.png icon, re-in
An app will display a full-screen image called Default.png during startupThe use of various specifications default:Default.png: Non-retina-iphone screen, 320x480[Email protected]:retina-iphone screen, 640x960[Email protected]:4inch retina-iphone screen, 640x1136Default-portrait~ipad.png: Non-retain-ipad vertical screen, 768x1024[Email protected]:retain-ipad vertical screen, 1536x2048Default-landscape~ipad.png: Non-retain-ipad horizontal screen, 1024x7
1. Create a new class that inherits Broadcastreceive Public class extends Broadcastreceiver { public startboot () { } @Override public void OnReceive (Context context, Intent Intent) { new Intent (context,mainactivity. Class);// Intent2.setflags (intent.flag_activity_new_task);// context . StartActivity (Intent2); }}2. Modify Androidmanifest.xml receiverAndroid:name=". Startboot "> Intent-filter> ActionAndroid:name=
= context;This.resinfo = Resinfo;}@Overridepublic int GetCount () {TODO auto-generated Method Stubreturn Resinfo.size ();}@OverridePublic Object getItem (int position) {TODO auto-generated Method Stubreturn Resinfo.get (position);}@Overridepublic long getitemid (int position) {TODO auto-generated Method Stubreturn position;}The purpose of this place with Viewholder is to improve the app's speed by not having to reconstruct our convertview and find ImageView and textview every time.@OverridePubl
This article describes the development process for Android boot auto-start application.1: Add self-launch permissionsAdd Permissions in Androidmanifest.xmlandroid:name= "Android.permission.RECEIVE_BOOT_COMPLETED"/>2: Add self-initiated receive, decide which broadcastreceiver to use as the application entranceAdd a portal to Androidmanifest.xmlreceiverAndroid:name= "Com.zpd.scanadapter.BootUp" >Intent-filter> ActionAndroid:name= "Android.intent.action.BOOT_COMPLETED" /> categoryAndroid:name
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