Programmer Group

ListView has almost been replaced by RecycleView, but the core idea of reuse is great, and it is often questioned in entry-level interviews. When you look at RecycleView, clear up ListView first. The reason for this is a serious bug in RecycleVie ...

Android P WMS (1) -- Introduction to WMS Android P WMS(2) -- wms initialization Android O WMS(3) -- addwindow Android P WMS(4) -- removewindow Android P WMS(5) -- relayoutWindow Android P WMS(6) -- windowanimator Android P WMS(7) --wms Prob ...

If you need to reproduce, please indicate the source: Flutter Learning Notes (24) -- Single ChildScrollView Scroll Component In our actual project development, we often encounter too much UI content on the page, which leads to an endless display of the mobile phone screen. Take Android as an example, when we encounter this kind of situation ...

Core Source (Android 9.0) Source Path(/packages/apps/Launcher3/) BaseDraggingActivity.java src/com/android/launcher3/BaseDraggingActivity.java ItemClickHandler.java src/com/android/launcher3/touch/ItemClickHandler.java Launcher.java src/com/android/launcher3/Launcher.java Source Path(/packages/apps/Launcher3/) Activity.java cor ...

There are three kinds of code files that can be loaded after the Android application starts, in the order of loading, as follows: jar specified by uses-library in Android manifest dex file of APK package root directory so file in APK package lib dir ...

Preface Earlier we talked about RadioButton and RadioGroup, which use the properties of the radio button group to achieve the effect of Tab switching at the bottom of WeChat.To keep in mind, today we're going to talk about the second similar control, CheckBox, whose class inheritance relationship, as is customary, is as follows: public class Ch ...

Android UI design can be said to be a key factor in determining the quality of an app, because when people use an app, the first thing they see is the app interface. A beautiful and full interface can bring users a very good experience and leave a good impression in the user's mind. For UI design, Android native controls plus some open source l ...

In the previous case, we used some controls of the system to generate our custom controls by combining. The implementation of the custom controls can also be accomplished by inheriting View from the custom class. Beginning with this blog, we inherited View through a custom class to implement some of our custom controls. We learn through a case, ...

If you need to reproduce, please indicate the source: Flutter Learning Notes (22) -- Layout Widget s for Single Subelements Flutter has been learning for some time, Demo has used a lot of widgets, think about the overall combing, so today combines with Flutter Chinese Web and books combing the use of Widget s, first combing the layout of widge ...

Recently, we have developed a project built with vue and embedded H5 pages in the public number of Wechat. Because of business requirements, we need to implement the custom sharing function of Wechat, so we integrate Wechat JS-SDK in the project. Wechat JS-SDK is a web development toolkit based on Wechat provided by Wechat Public Platform for w ...