Programmer Group

1. Tool preparation Computer Mac, development tool Android studio 3.4, compilation environment cmake 2. Development steps Create a new module project Create a new cpp folder and a new CMakeLists.txt file in the main directory cmake_minimum_required(VERSION 3.4.1) include_directories(../cpp/incl ...

Note: the content of this chapter is Android - RecycleView easy to use Based on the added. 1, RecyclerView click and long press events Unlike ListView, RecyclerView provides click and long press listening events. In RecyclerView, we need to define it in adapter. The code is as follows: RecycleAdapter ...

First, let's go on the renderings. After all, there is no renderings. I don't know if it's the effect you want. When I see half of them, I find they are not very annoyingAdd dependency implementation 'com.android.support:design:28.0.0' Use in layout <?xml version="1.0" encoding="utf-8"?> < ...

Next, I will introduce the system UI to Android studio step by step. Modify the code of the relevant modules of the system. If it's a small modification, it's OK. If it needs more changes, it's best to import the source code into Android studio to modify. The modification efficiency will be improved ...

Is there any way to get color information from color resources? I'm trying to get the red, blue, and green components of the colors defined in the resource (R.color.myColor) so that I can set the values of the three search bars to a specific level. #1 building Define your color Value / color.xml <?xml version="1.0" encoding="utf ...

We start with the main function of servicemanager main and binder & loop //\frameworks\native\cmds\servicemanager\service_manager.c int main() { struct binder_state *bs; bs = binder_open(128*1024); if (!bs) { ALOGE("failed to open binder driver\n"); return -1; } ...

1, android configuration 1. Download QQ Internet sdksdk Download 2. Create a new libs folder under android/app and put the sdk in the folder 3. Add the following in android/app/build.gradle: dependencies { implementation fileTree(dir: "libs", include: ["*.jar"]) implementation "com.facebook.re ...

TouchAction is an auxiliary class of AppiumDriver that focuses on gesture operations such as sliding, long press, dragging, and so on. The principle is to put a series of actions in a chain and send them to the server. After the server accepts the chain, it parses the actions and executes t ...

I want to round the corner of the button. Is there an easy way to do this in Android? #1 building Create an xml file in the drawable folder as follows <?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" android:padding="10dp"> <!-- you ...

No more details Gesture recognition code http://download.csdn.net/detail/zhupengqq/9578532 After running the above project, it will generate such a gesture recognition library, gestures, and create a new project, Under res, create a raw folder, and then import the library   Here is an exampl ...