Android
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How to realize countdown without threads in Android
Requirements: Several components can enable the countdown. Under normal circumstances, the UI is updated after the end…… -
Android seekbar (custom) controls volume synchronization updates
Android seekbar control volume synchronization update As a developer, you will encounter seekbar, so how to customize …… -
Implementation method of alertdialog clicking the button does not disappear
I have a text input dialog box. When I click the "yes" button on the dialog box, it will verify the input and close th…… -
Android countdown button example code
Recently, someone asked me how to realize the countdown button function, such as sending verification code. I remember…… -
Detailed explanation and example code of Android activity bar actionbar
Detailed explanation of Android activity bar actionbar Figure I @H_ 502_ 27@ Actionbar summary of its functions Figure…… -
Android method for changing EditText underline color style
preface As we all know, when using appcompatedittext (edit text), the default underline follows the system's #ff4081 c…… -
Solution to the failure of home page data initialization of wechat applet
1、 Problem description When the user enters the applet again after the first time, we usually need to exchange data w…… -
The swiperefreshlayout implemented by Android enters automatic refresh for the first time
Seeing that the Android version almost achieved this effect, I realized it myself. Let's start with a renderings Imple…… -
Android realizes QR code and bar code scanning based on Google zxing, imitating wechat QR code scanning effect (recommended)
I learned about QR code from wechat. At that time, wechat launched QR code scanning function. I felt it was very novel…… -
Explain the basic use of Android image loading framework fresco (I)
PS: fresco has been a popular image loading framework for a while. I heard that the internal implementation is very aw…… -
Android development imitates the sliding deletion function of QQ list information
The completion of this effect is mainly divided into two parts Custom view is the list item of listview. A view includ…… -
Detailed explanation of the use of ad rotation control at the top of Android convinientbanner
This example shares the specific code of the ad rotation control at the top of the convinientbanner for your reference…… -
Android xutils3 network request encapsulation details and example code
Encapsulation details of xutils3 network request It encapsulates a network request tool class of xutil3 and shares it …… -
Android imitation wechat sliding exit activity
design sketch: Principle: The principle can be described clearly in one sentence. Rewrite the dispatchtouchevent of th…… -
In Android, set user avatar instances by accessing local photo albums or cameras
At present, almost all apps need to set avatars when users register, which can be roughly divided into three cases: (1…… -
Explain the use of dialog in Android
In Android, dialog is often used to realize some prompts and special effects, and the style is also different. You hav…… -
Add picture function to the default dialog box of Android system
Development tools Android studio Today, the company's UI requires that the software dialog box be changed to add pictu…… -
Android implements highlight search list based on recyclerview
Not much to say, let's look at the effect of today's implementation: I believe this effect will be used in many projec…… -
Example of reading NFC card number for Android implementation
An example of reading NFC card number by Android is as follows: 1. Authority 2. Registration (static) 3.Activity initi…… -
Android customize view to imitate Alipay
There is a function of Alipay on the side of the picture, which is the effect of water ripple after clicking the pictu…… -
Detailed explanation of timing pin (refresh page request server) used in Android
I want to use 5 seconds in the program to request data (I don't recommend you to do this, my demand is this) Code disp…… -
Android custom view implements address book alphabetic index (imitating wechat address book)
1、 Effect: we see that the address book of many software has an alphabetic index function on the right, such as wecha…… -
Unsupported major.minor version 52.0 in Android studio solution
Unsupported major.minor version 52.0 in Android studio solution After the Android studio was recently updated, an erro…… -
Android solution to prevent multiple response events caused by too fast clicking
Recently, there are some small problems in the development process. For example, a BTN click user may only click once,…… -
Detailed explanation of Android memory optimization — lrucache
Concept: LruCache What is lrucache? What is the implementation principle of lrucache? In fact, these two questions can…… -
Detailed explanation of how to use Android custom toolbar
This article introduces: How to use the toolbar; Customize Toolbar; Let's take a look at the effect and learn about to…… -
Data storage of ContentProvider in Android development tutorial
1、 Introduction to saving data by ContentProvider A program can completely expose its own data by implementing an abs…… -
Explain the basic use of Android image loading framework fresco (2)
PS: Recently, I saw that many people began to write year-end summaries. Time passed quickly. At the end of the year, I…… -
Detailed explanation of Android control drag instance
Android control drag The dragging of Android control is mainly to override its ontouch () method by setting the setont…… -
Detailed explanation of messenger and Aidl for Android process communication
1. Preface Mentioned inter process communication (IPC): in the Android system, one process cannot directly access the …… -
Android drawerlayout implementation drawer effect example code
Official website: https://developer.android.com/training/implementing-navigation/nav-drawer.html Paste the main logic …… -
Android implements the tangent chart as an example of avatar
Android tangent chart The renderings are as follows: MyView class Mainactivity class xml Thank you for reading, hope t……