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Some resource types are combinations of multiple complex resources represented by XML files. An example is animation vector drawable, which is a paintable resource, encapsulating vector drawable and animation. This requires at least three XML files. res/drawable/avd.xml <?xml version="1.0" encoding="utf-8"?> <animate ...

introduce Learn some basic knowledge first @Binds @IntoSet @IntoMap @IntoXXXX Let's first introduce how to design MVVM when it is not dagger2 If you don't know how to use databinding, the following video is recommended Android Data Binding practice - Beginner Level Android Data Binding practice - Advanced Let's p ...

Well known database framework   Steps to use GreenDao:   1. Add dependency to build.gradle file in app directory compile 'org.greenrobot:greendao:3.2.0' Add plug-in at the top apply plugin: 'org.greenrobot.greendao'   2. Configuration of build.gradle file in root directory dependencies { classpath 'org.greenrobot:greendao-gradle ...

Use Html5 plus + Mui for mobile App development. It's been a while. I'm free these days to make an information App to share with you. Today's main sharing homepage is realized. First, let's see the following effects: This interface is mainly divided into: title, content classification list, search and setting buttons. Title <header c ...

Foreword ListView with CheckBox implementation radio selection is often used in Android development. The common practice is to use a bean to record the state of the CheckBox, and judge the state of the bean every time you get the view. Let's use the click item to implement. Design sketch In the figure, a bottom dialog po ...

AssetManager reads multiple picture resources under assets and outputs them to ImageView animation There are several key points and links to note: 1. AssetManager reads the original image resource file placed in the assets directory in advance and assembles it into the Bitmap array of Android. The file structure is shown in th ...

In normal development, we often have the requirement that each Item layout should be distinguished by using a split line in the layout, as shown in the following code: The effect is shown in Figure 1-1 <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" ...

1, Create and load layouts app/src/main/res/new/directory, create a directory named layout, and right-click / layout resource file/ Add button code <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height=" ...

This article is a note after reading "analysis and practice of Android source code design pattern" Definition Define an interface for creating objects, and let the subclass decide the instantiation category. Usage scenarios When some complex objects need to be generated, the specific scenarios still need to ...

1. Wechat payment Play Naughty Download or add dependencies first, Wechat lib or dependency , and then add it in Android manifest. Remember to build wxapi in the root directory. The name can't be changed. Remember to have the payment authority after applying for wechat payment account. Besides, wechat signature may need to ...