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Detailed explanation of the source code launcher Main Screen Program Arrangement in Android [Android launcher evolution 1]

Recently I have studied lancher, from the text message MMS framework to the bug and demand modification of launcher. Next I will explain the layout of the simplest home screen program of launcher, it gives readers a sense of getting started. The main screen of Android is divided into five screens, which are 0, 1, 2, 3, and 4 from left to right. So which programs

Android launcher analysis and Modification 1 -- default Interface Configuration of launcher (default_workspace)

when there are more than two parameters in the folder attribute. If (Folderitems. Size () 2 Amp; folderid gt; = 0 ){ // We just delete the folder and any items that made it Deleteid (dB, folderid ); If (Folderitems. Size ()> 0 ) {Deleteid (dB, folderitems. Get ( 0 );} Added = False ;}} If (Added) I ++ ; A. Recycle ();}//......... Return I ;} In fact, it is a process of analyzing XML and writing data into the database. launcherprovider. Java is the data s

Android Launcher: get the list of apps installed on your mobile phone. Android launcher

Android Launcher: get the list of apps installed on your mobile phone. Android launcher The most important of Launcher is to obtain the entries and icons of all application lists. Generally, there are two methods to obtain them: PackageInfo ResolveInfo Run and obtain the

Android's launcher launcher adds shortcuts and widget instances _android

Foreword: Has been looking at the Launcher module recently, after almost two months study, finally understood the launcher some main function realization, now continues still inGroping state. Did not see launcher, in my case, can only worship, thought that all functions are it to achieve; Getting started, only to discover that launcher's many functions are justIn

Android Launcher startup process "Launcher partial START process"

The research code starts with: Androidmanifest.xml, custom the Android system starts, the system needs a home application to be responsible for displaying the applications, that is, the application is intended to be the first application launched by the Android system. On Android, this default home application is launcher.To use an applicati

When there are multiple launcher on the Android system, set the boot automatically into the default launcher

After the boot is complete and unlocked, if there is more than one launcher on the Android system, a selection box pops up to let the user choose to enter a launcher. If the user does not want to choose, but want to go directly to a default launcher, how to modify?Note: This modification is not valid for Google Now

Story Behind Android desktop (launcher application) (6)-study the accessories implemented by launcher (listview that can be dragged)

Blog migration-I have migrated my blog to to better manage it. We are sorry for the inconvenience caused by no updates! New address of this article: Click me In this article, we will write how launcher achieves the drag and drop of items on the desktop in Android. After studying its mechanism, the brain suddenly gets angry and wants to implement a drag-and-drop listview, after understandin

Customize your own Android mobile desktop launcher === an introduction to launcher development-Article 2

Launcher is our home, which can be simply understood as a simplified Linux GUI. As a GUI, it must first complete its most essential functions,That is, it must be able to provide categing to all applications (category_launcher). However, as a GUI, it must not only be a good score, but also be a beautiful girl (wallpaper );In addition, it must be highly interactive. If there is no good interaction, just like you have been paying attention to a beauty fo

Android Launcher-simple Launcher development

Step 1: Use our application as the home(That is, press the home key to start your launcher .) To use our application as home, you only need to add the following in AndroidManifest. xml: AndroidManifest.xml Step 2: List the installed applications List Installed applications as an indispensable feature for launcher. The following describes how to list applications. After the program is run, it looks as foll

Android System Launcher--app launcher--interface display (i)

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 proce

Android 4.0 launcher 2 source code eclipse can be compiled (also including Android 4.1 launcher2 source code compilation)

Everyone has tried compiling android launcher 2. However, it may fail for various reasons. Today, I told him how to compile android launcher 2 on eclipse. If you have compiled launcher 2 before android2.3. Therefore, compiling android

Analysis of appwidget processing by launcher in Android: appwidgethost role

Tian haili @ csdn 2012-8-21 Launcher plays the appwidgethost role in the entire android appwidget system. This article analyzes how launcher processes appwidgets, including: processing after appwidgetprovider is selected; processing of appwidget information during launcher initialization (including loading for the fir

Appium tests Android Launcher to obtain the target application by sliding the form. appium android

Appium tests Android Launcher to obtain the target application by sliding the form. appium android The so-called Launcher refers to the android Desktop Management Program. All application icons are placed on the launcher. In fact,

Customize an android launcher (home)

If you want to customize an Android system, you want to use your own launcher (home) as the main interface to replace your android home, you do not want to replace the launcher installed by the user.You can modify the framework to implement this function. Here we use the source code of android2.1 as an example to descr

Android launcher-data loading and change

As mentioned in my previous blog, all the desktop item data of launcher is stored in the launcher. DB/favorites table.When launcher is started, the loadeworkspace function will query all the data in the database and display it. The data loading process of this desktop item is described in detail in my blog launcher-sta

Android Miscellaneous -- get the launcher package name of the current android system

Because of customization, the launcher package names of different mobile phones are different. For example: Miui: com. miui. home Huawei: com. huawei. android. launcher Moto and htc: com. android. launcher Samsung: com. sec. android

Analysis of Android launcher view architecture

1. First, let's take a look at the structural diagram of the launcher activity view (obtained by hierarchyviewer. BAT ): 2. Let's take a look at layout/launcher. XML, layout-Port/launcher. XML, and layout-land/launcher. xml. Xmlns: Android = "

Android 4.0 Launcher source code analysis series (1)

First, we will analyze the Launcher layout as a whole. Let's have an understanding of the overall structure of Launcher by viewing Launcher. xml and using the combination of hierarchyviewer layout viewing tool. Use hierarchyviewer to complete the entire desktop as follows:Zoom in as follows: You can see the elements contained in the entire desktop. The top is the

Android 4.0 Launcher source code analysis series (2)

In this section, let's take a look at the entire Laucher entry point. What did Laucher do when it loaded its layout file Laucher. xml.We can find the LauncherApplication in the source code, which inherits the Application class. When the entire Launcher is started, it is the entrance of the entire program. Let's first look at how they are configured in AndroidManifest. xml.1. 2. android: name = "com.

Android Apidemos Sample Parsing (app->launcher) shortcuts

The Android operating system displays an activity for In addition, if the user wants to add a shortcut to the appliance's home screen, the app's icon can be launcher in the Android system, and it will automatically add a shortcut to the home screen for the application. The name and icon are the same as in launcher.

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