Launcher3 is the default launcher in AOSP Android, and is the base behind many customized launchers - even Google's own Now Launcher (obsolete) and Pixel Launcher. Some manufacturers would leave the default name and icon in, but customize its appearance and behaviour nonetheless.
This project code from AOSP of launcher3. What the project do is Clone from AOSP and import into android studio(Android Studio 3.3 Canary 13) and build successful. Then, Install it to a android divice. The purpose of the project is to learn Launcher3,and not for business.
env- like this :
Android Studio 3.3 Canary 13
Build #AI-182.4505.22.33.5035453, built on September 28, 2018
JRE: 1.8.0_152-release-1248-b01 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Windows 10 10.0
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clone this project to local.
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import into Android studio.
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Android Studio-Run/Debug COnfigurations-Launch Options: launch:Specified Activity Activity:com.android.launcher3.Launcher
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build and run to you Devices