Objective:Everyone small partners, again to the weekly update article time, originally was Sunday can send out, this is not to catch the tomb-sweeping day, the Queen said, two days before the Qingming Festival to play with her, only left me Monday afternoon half a day to write a blog, where there is a queen where there is oppression ah have wood! All right, gossip. Less, on a blog (Android Metro style of the Launc
initialized to define the screen direction in celllayoutLauncher app: \ cupcake \ packages \ apps \ LauncherThe 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 columnsLet's take a look at com. Android.
Preface:dear friends, please forgive me for so long to start writing this series of the second blog, no way to busy new product release, good nonsense not to say, first review: In my previous blog Android The Metro Style Launcher Development Series first wrote how to configure the Android development environment, just to show the preliminary design and product r
Launcher Start-up processReference: http://blog.csdn.net/fengkehuan/article/details/6205980From the network to find a section on the launcher of the starting process of the article, as a background knowledge of learning launcher:linuxkernel start will be through a process to initialize Androidruntimejava operating environment, while android. All
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
get down to the truth. If we want to write the same launcher ourselves, we have to look at the simulator or the Android system first, so that we can look at this simple but hidden starter that starts the first one each time. Through some tossing, You can roughly divide the functions implemented by launcher into the following:
1. Long-pressed in an empty position
This series of articles will start the android lancher source code analysis. The example is the launcher3 source code that comes with Android 2.3. Its: http://download.csdn.net/detail/xianming01/4383598
This is the first article to introduce lancher's UI layout.
1. Layout
Run the APK and the execution result is:
After pressing the Home key:
2. layout files
Let's take a look at the layout file
. Intent. Category. launcher do not need to be added to the filter of Android. Intent. Category. Default. Of course, it is no problem to add the filter.
If the defined activity accepts implicit intent, the android. Intent. Category. Default category must be added to intent filer.
Android. Intent. Category. LauncherW
(11) Android Launcher customization: 4.4 latest desktop single-layer, dual-layer switch function, androidlauncher
Recently, it took a few nights to import the latest 4.4 desktop to eclipse and fixed some errors. It can finally run.
It is found that the single screen code on 4.4luancher has changed.
Find it and configure it in LauncherAppState.
You can achieve single-or double-layer switching.
Public st
I. Preface:Init process –> zygote process –> systemserver process –> Launcher Desktop program-our appInit process: Linux root process, Android system is based on Linux system, so it can be counted as the first process of the entire Android operating system;Zygote process: Root process of Android system, main function:
How does android modify the built-in apk icon and androidapk in launcher?
Find the variable in IconCache under launcher to store the package name and icon to be modified to apk.
Private String [] className = {"com. google. android. apps. maps", "com. google. android. googleq
Elastic cut (1) for Android-Launcher development)
The following source code is from Launcher2.3.
1. By default, the main Activity of each application comes
Indicates that when the application is installed to Launcher, click to open the Activity
2. the time sequence diagram of Launcher2 source code is as follows: (in the figure, we can see that two items n
Android Metro-style Launcher development series 3, androidmetro
Preface:
Dear friends, it's time to update the article every week. It was originally sent out on Sunday. Isn't it a catch-up with the Tomb Sweeping Day? The Queen spoke and played with her two or half days before the Tomb Sweeping Day, I will only write my blog on Monday afternoon. Where is the Queen? Where is it? There is oppression! Well, let
shortcut. * @param parent The group the shortcut belongs to. * @param info The data structure describing the shortcut. * * @return A View inflated from layoutResId. */ View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { TextView favorite = (TextView) mInflater.inflate(layoutResId, parent, false); favorite.setCompoundDrawablesWithIntrinsicBounds(null, new FastBitmapDrawable(info.getIcon(mIconCache)), null,
Objective:Dear friends, please forgive me for so long to start writing this series of the second blog, no way to busy new product release, good nonsense not to say, first review: In my previous blog http://www.cnblogs.com/2010wuhao/p/4363041. html wrote how to configure the Android development environment, just with text and pictures to show the development of Metro style Launcher preliminary design and pro
Objective:Everyone small partners, again to the weekly update article time, originally was Sunday can send out, this is not to catch the tomb-sweeping day, the Queen said, two days before the Qingming Festival to play with her, only left me Monday afternoon half a day to write a blog, where there is a queen where there is oppression ah have wood! All right, gossip. Less, on a blog (Android Metro style of the Launc
true;
We can see that there is cellinfo = (cellinfo) V in onlongclick. gettag (); in this way, we know that in the onintercepttouchevent method above, we put cellinfo into the tag to return cellinfo information in the gettag method of celllayout. With the cellinfo information, we can call the celllayout. addview method to add the selected control to the desktop. In the workspace class, call the addinscreen method to set its cell information, and then directly call the celllayout. addview method
Delphi XE5 for Android Launcher no black screen wait summary from Embarcadero Official Technology forum to find the next reference, on the black screen processing should have a corresponding method, and this method has a good application value, so did a summary, Delphi XE5 No black screen is essentially the use of Android native development language Java, the pr
Android. Intent. Category. LauncherWhat is the specific function? I will make a small example to help you understand
An application can have multiple activities, each of which is at the same level. Which activity is the first to start when a program is started? Some programs may need to be displayed in the program list, while others do not. How to define it? Android. Intent. Action. Main determines the act
Blog migration-I have migrated my blog to www.ijavaboy.com to better manage it. We are sorry for the inconvenience caused by no updates! New address of this article: Click me
Originally, this article should still write the implementation principle of the item drag in launcher. However, since studying launcher, it has not been implemented before, and now it is all inspired. This is not the case. A month ago
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