Work needs to be summarized, so as to ensure that the Foundation is solid and can climb higher;
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Reprinted please indicate the source: Http://blog.csdn.net/wdaming1986/article/details/8478533
Some time ago I studied the loading process of launcher's allapps and made some modifications to it. Haha, it's not that difficult, as long as I can view all the launcher code as 80%, it's basically how to change it! What is allapps? Click mainmenu on the id
Here we extract the Code related to the workspace of the android launcher program and use a simple code to demonstrate how the launcher program implements multiple pages and different
Switch between pages. This sample code runs in SDK 2.1 and sets the screen size of WVGA.
First, let's take a look at the program running effect to give us some perceptual knowledge.
In our use of Android system, often see a lot of icons online monogram Some numbers, such as the number of text messages, the number of messages and so on, it is curious, how this is achieved? And he will continue to change according to the actual situation, it is very magical, the default Android is not supported, then we have to speak slowly today, he is how to achieve.Today we introduce two methods, one
Android Metro-style Launcher development series 1, androidmetro
It has been more than three years since graduation. I recall that I have never written a blog in the past three years. I always feel busy and have no time to write. I also feel that writing a blog is useless. However, I can see that many of my colleagues are writing blogs and sharing their own things. So I started to write a series of articles
Hello everyone, today I want to share with you the development of the launcher desktop shortcut icon. We all know that the shortcut icon consists of two parts: the application icon and the Application name. In fact, the shortcut icon in launcher only inherits the textview control and re-draws it to make the background light gray (I don't know what the color is) the elliptical background, the displayed text
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
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.
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
Theme. AppCompat. Light solution in Android development, theme. appcompat
In styles. xml,
Error: Error retrieving parent for item: No resource found that matches the given name
'Theme. AppCompat. light '.
Solution:
Open any. java file in Eclipse and enter
Android. R
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
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:
(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
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
The styles and CSS styles in Android are similar in that they are used to define the display style for an interface element, which is a collection that contains one or more view control properties. For example, you need to define the color and size of the font.
this is defined in CSS:
You can use the above CSS style like this: In Android, you can define a style like this:
Add the following in the Res/value
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,
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