包含标签：Android 的文章
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Activity configuring, starting and closing activity instances
Let's look at the renderings first: Android provides us with four application components, namely activity, service, br…… -
Generate references in Android studio AAR and Jar method details
*. Will be generated at the same time when you generate your own library in Android studio Jar and * AAR file. Separat…… -
On demand loading view for Android layout performance optimization
Sometimes applications have complex layouts that are rarely used. Reloading them when needed can reduce memory consump…… -
Simple usage analysis of Android viewflipper
Viewflipper and viewpager are very similar. They are both a view container. Multiple views can be added internally, bu…… -
Are you hungry? The linkage effect of two listviews on the ordering interface
The picture is the effect picture It's a hungry ordering interface 1. Click the listview on the left to change the col…… -
Android realizes Gaussian Blur effect and is compatible with lower versions
1、 Effect demonstration Gaussian Blur effect is used in the project. I have consulted some materials. Considering the…… -
Android judges that the SIM card is China Mobile \ China Unicom \ China Telecom (mobile operator)
The first method: Obtain the IMSI code of the mobile phone and judge whether it is China Mobile, China Unicom or China…… -
Android can click the back button twice to exit the application
Idea: capturing user keys in Android is in the onkeydown method. You only need to judge whether the user keys are keyc…… -
Causes and solutions of black or white screen when Android App starts
1. Cause In fact, it is normal to display a black or white screen, because the window background has been displayed be…… -
Design a simple Android image loading framework
At present, there are too many excellent image loading frameworks for Android, such as volley, Picasso, imageloader, g…… -
Android7. 0 messagequeue details
The message processing mechanism in Android relies heavily on handler. Each handler has a corresponding looper, which …… -
Android onnewintent() trigger mechanism and precautions
1、 Onnewintent () Override the following methods in intentactivity: oncreate OnStart onrestart onresume onpause onsto…… -
Bluetooth principle and Android code implementation
This example shares the Bluetooth principle code of Android for your reference. The specific contents are as follows T…… -
Solution to insufficient inotify size prompted by Android studio
preface Inotify will set "watch handle" for all folders in the project. Unfortunately, the limit of Linux's default wa…… -
Comprehensive summary of Android intent usage and example code
1. Call the dialer 2. Send SMS or MMS 3. Open web page through browser 4. Send email 5. Display map and route planning…… -
Android custom seekbar sliding display number
Let's start with the last rendering: When sliding: display the numerical value, and display the number when sliding st…… -
Android fingerprint identification development example
There is too little information about Android m fingerprint. After reading the native Android code for a period of tim…… -
Detailed explanation of Android volley picture loading function
Gituhb project I have uploaded the Chinese annotation project of Volley source code to GitHub. Welcome to fork and sta…… -
In Android development, a swipemenulistview sideslip is recorded to delete disordered bugs
There are many schemes for sideslip deletion on the Internet, such as rewriting listview to realize sliding monitoring…… -
Android string array data source is easy to use
In Android, using string array is a simple method to extract XML resource file data. Examples are as follows: Put the …… -
Android realizes audio bar graph effect (imitation audio animation without monitoring audio input)
Audio bar graph The following figure shows the audio bar chart this time: Because it's just @ r_ 419_ 1356 @ usage, we…… -
Android App incremental update details and example code
Android App incremental update instance -- smart app updates introduce What you see is an open source library for incr…… -
Android draw a Tai Chi diagram example code
Let's practice today. Let's draw a Tai Chi chart~ The final effect is as follows: Final effect Generally speaking, I t…… -
Android message mechanism and memory leak of handler
Handler Every beginner of Android development can't get around the "barrier" of handler. Why is it a barrier? First, t…… -
The Android Application “R file” disappears
In fact, Android maintains this public final class R class mainly with new resource files. This r.java does not need t…… -
Andorid calendar control library, which can slide left and right to display Gregorian calendar, lunar calendar, holidays and other functions
Cover image: Demo effect drawing Source directory structure Features Use steps Gradle Dependency Add the library to yo…… -
Android sweet alert dialog
Android's native dialog is too stiff. I saw this effect before, but I haven't used it. I recommend it to others today.…… -
Singleton mode of Android design mode series
Singleton mode is the simplest of the 23 design modes of GOF. Compared with other modes, this mode is relatively indep…… -
Android imitation Renren sliding sidebar effect
In order to save space and display sufficient information on the interface, most applications use the sidebar, as show…… -
In Android, the left half of the video screen slides up and down to change the brightness, and the right half slides up and down to change the sound
explain: Implementation functions: (1) The right half of the screen slides up, the sound becomes larger, slides down, …… -
Android solves the problem of build path errors
After creating an eclipse Android project, such as test2, copy several packages from other projects into test2. The fo…… -
Write led-ndk program for Android driver
1. First write Linux kernel module led 2. Header files need to be generated. Generating header files requires an appli……