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 = "http://schemas.android.com/
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.
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
Q: Nima Android 4.1 jelly bean has been released. You still have bb2.3, right?
A: Sorry, It is a feature of diaosi.
Q: What is the purpose?
A: It is very irresponsible to say that the launcher drag process has not changed since 2.2.
Q: What is the basic concept? There are still changes.
A: "Okay, you win ".
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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.
: bindWorkspace ---> LoaderTask: bindWorkspaceItems ---> Launcher: bindItems
[Edit] 1.3 Data Loading Problem During SIM card insertion 1. Launcher will execute onDestory () onCreate () on Launcher Activtiy because of low memory, and will execute again
StartLoader --> loadAndBindWorkSpace ----> loadAndBindAllApps
2. Launcher
The example in this article describes how Android implements the method of adding shortcuts to launcher. Share to everyone for your reference. Specifically as follows:
When we click on the launcher of the desktop in the application, a dialog box appears prompting you to select the desktop component to add, as shown in the following illustration
When you selec
First, let's look at the Network Statement:
Android. Intent. Action. Main determines the applicationProgramThe first
Activity Android. Intent. Category. launcher determines whether the application is displayed in the program list. After the experiment, I found a problem?
Main and launcher are not independent tasks;
Recently, the application just needs to add shortcuts. After referring to the source code and some other information on the Internet, it is done.
There were two problems at the same time,
1. After the program is uninstalled, the desktop shortcut still exists:
For this question, the old or current version of many online applications still exists. after referring to the source code, I found a solution: when creating the export cut, you need to set the extre_shortcut_intent action. and category to
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A few days ago, Google officially published the Android Wear message to trigger a blockbuster in the smart wearable market. Although this ambitious project can only be used on smart watches, Google's goal is already obvious and they will specifically optimize this Android version, use as many wearable devices as pos
Long time no do adroid project development, temporary need to develop an apk.The customer requested that the APK as launcher exist, tossing some time, hereby record lest forget.Follow the requirements on the network to addWhen you press home, you can select the Launcher dialog box, but the default is checked, the default is still the original launcher.Stay, hurry
Android Metro-style Launcher development series 1, androidmetroIt 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 f
will record my journey to the revolution! It was originally intended to be modified on the basis of the original launcher, but later it was found that features do not need to be so complicated and there were many changes. Therefore, I analyzed the source code and re-wrote it myself, re-writing is actually a copy, but it has the advantage of copying. When the teacher assigns homework and the homework is not
Recently, I found it interesting to add shortcuts. I checked the information and wrote a demo-a simple example. There are two buttons in this example, click "add this program to shortcut". A shortcut is added to the desktop of the mobile phone, and a shortcut is added to the launcher. Click "Exit" and the prompt is displayed: the toast prompts "Exit program ". Knowledge sorting: There are two ways to add shortcuts to the
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
IntroductionIn its more basic form, a launcher is an application that does the following:
It represents the home screen of a device
It lists and launches applications that is installed on the device
In other words, it's the application that shows up when you press the home button. Unless you ' ve already installed a custom launcher and you're currently using the default
It adds some features to the android system launcher, and there is no problem, and then it needs to be used on the MTK simulator,Add a video window on the desktop, and add a video file for it. When the screen is sliding left and right, the video window will also scroll along with the desktop. After the playback ends, the window will disappear, however, when you do not play a video, dragging the desktop vide
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
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