YZxing | 一款仿微信扫一扫界面,基于zxing实现的扫码库。 | Android library
kandi X-RAY | YZxing Summary
kandi X-RAY | YZxing Summary
~~首先通过在build.gradle文件中添加如下编译语句将YZxing-lib库添加到项目中。 compile 'com.yangy:YZxing-lib:1.1'~~ (或者在直接把本仓库里面的YZxing库下载下来,添加到项目中。) 然后在点击跳转到扫码界面的点击事件中,调用如下方法: Intent intent = new Intent(this, ScannerActivity.class); //这里可以用intent传递一些参数,比如扫码聚焦框尺寸大小,支持的扫码类型。 // //设置扫码框的宽 // intent.putExtra(Constant.EXTRA_SCANNER_FRAME_WIDTH, 400); // //设置扫码框的高 // intent.putExtra(Constant.EXTRA_SCANNER_FRAME_HEIGHT, 400); // //设置扫码框距顶部的位置 // intent.putExtra(Constant.EXTRA_SCANNER_FRAME_TOP_PADDING, 100); // Bundle bundle = new Bundle(); // //设置支持的扫码类型 // bundle.putSerializable(Constant.EXTRA_SCAN_CODE_TYPE, mHashMap); // intent.putExtras(bundle); startActivityForResult(intent, RESULT_REQUEST_CODE);. 这里可以使用intent传递一些配置参数。支持有设置扫码框的大小,及位置;设置支持的扫码类型。目前支持的自定义配置不多,后续有机会再扩充。 跳转的时候要有startActivityForResult来跳转,这样在扫码成功之后,返回的结果可以在onActivityResult方法中处理代码如下: @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (resultCode == RESULT_OK) {. 目前YZxing已经更新到了v2.1 ,更新内容有: 1.修改空指针导致的的闪退bug。 2.添加从相册获取二维码功能(用户可以选择是否使用该功能)。. 首先通过在build.gradle文件中添加如下编译语句将YZxing-lib库添加到项目中。 compile 'com.yangy:YZxing-lib:2.1' (或者在直接把本仓库里面的YZxing库下载下来,添加到项目中。). 使用方式与1.1版本一致,注意的是如需使用从相册获取二维码功能则需要在intent中添加是否启用scan_from_pic,默认是FALSE: **// //设置是否启用从相册获取二维码。.
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Top functions reviewed by kandi - BETA
- Region Override
- Calculates the framing rectangle of the barcode
- Find the dimension in the range of the requested resolution
- Draws the corner of the canvas
- Performs the actual encoding
- Attempts to guess the UTF - 8 encoding for the given contents
- Resume the camera
- Resume the power status receiver
- Initializes the view
- Initialize the view
- From interface MediaPlayer
- Called when an item is selected
- Handle keyboard down
- Helper method to set the focus areas
- Set the metering areas
- Sets the zoom level to the given parameters
- Close the driver
- Init initial color
- Initializes the views
- Creates the web view
- Decodes a bitmap from a bitmap
- Region Activity Result
- Handles a message
- Override this method to show the activity result
- Initializes the adapter
- Called when a preview frame is received
YZxing Key Features
YZxing Examples and Code Snippets
Community Discussions
Trending Discussions on Android
QUESTION
I'm unable to store captured image in (getExternalFilesDir(Environment.DIRECTORY_PICTURES)) Android 11 device.
I have added
in manifest and all file access also. But it's not working.
ANSWER
Answered 2021-Jul-31 at 10:25use this code for save captured image
QUESTION
can someone let me know the right usage of populating image resource in Image view using Data Binding
...ANSWER
Answered 2021-Dec-31 at 10:21You can use it in such way:
QUESTION
(Solution has been found, please avoid reading on.)
I am creating a pixel art editor for Android, and as for all pixel art editors, a paint bucket (fill tool) is a must need.
To do this, I did some research on flood fill algorithms online.
I stumbled across the following video which explained how to implement an iterative flood fill algorithm in your code. The code used in the video was JavaScript, but I was easily able to convert the code from the video to Kotlin:
https://www.youtube.com/watch?v=5Bochyn8MMI&t=72s&ab_channel=crayoncode
Here is an excerpt of the JavaScript code from the video:
Converted code:
...ANSWER
Answered 2021-Dec-29 at 08:28I think the performance issue is because of expandToNeighbors
method generates 4 points all the time. It becomes crucial on the border, where you'd better generate 3 (or even 2 on corner) points, so extra point is current position again. So first border point doubles following points count, second one doubles it again (now it's x4) and so on.
If I'm right, you saw not the slow method work, but it was called too often.
QUESTION
I switched from the deprecated GDPR Consent Library to the new User Messaging Platform, and used the code as stated in the documentation.
I noticed that when the user clicks on Manage Options then Confirm choices, ads will stop displaying altogether (Ad failed to load, no ad config), and I can't find anyway to check if the user didn't consent to the use of personal data.
This is problematic as my app relies purely on ads, and I will be losing money if ads don't show up, so I want to make it mandatory for users to consent to the use of their personal data, otherwise the app should be unusable.
I have made a test project on Github so everyone can test this behavior. If you are not using an emulator, then you need to change the "TEST_DEVICE_ID" to yours.
How can I achieve this?
...ANSWER
Answered 2021-Nov-02 at 17:50I found a workaround for this, but this is no final official solution.
It seems that if a user consented to Personalized ads, a string in SharedPreferences
, which key is IABTCF_VendorConsents, will contain ones and zeros corresponding to some vendors (I think). If he didn't consent, this string will be equal to 0.
QUESTION
We have a react-native application running in production with firebase phone auth. Lately, we received feedback from users owning new Huawei devices not being able to authenticate with their phone numbers using firebase.
Since a lot of users started having this issue, we decided to implement Huawei auth services only for devices under HarmonyOS and keep the regular firebase phone authentication for other users.
After integrating the Huawei App Gallery Connect Auth SDK in our react-native app, we are able to receive the OTP and sign the user in using credentialWithVerifyCode
and we are also able to retrieve the user's token using
ANSWER
Answered 2021-Nov-09 at 03:04You are advised to use the following method to validate the token.
QUESTION
I was using def lifecycle_version = "2.3.1"
,
implementation("androidx.lifecycle:lifecycle-viewmodel-ktx:$lifecycle_version")
.
but I had to update version to def lifecycle_version = "2.4.0-alpha03"
to use some features, but ViewModelProvider.Factory
class doesn't work after I use def lifecycle_version = "2.4.0-alpha03"
.
ANSWER
Answered 2021-Nov-09 at 03:38You've written:
QUESTION
On Android 12,
If we open an activity
Go to the home screen of the phone to change the wallpaper
Switch back to our activity, the activity restarts.
It seems it is related to the Material You theming.
I would like to disable the restarting of activity when my app comes to the foreground. Is there a way?
...ANSWER
Answered 2021-Oct-31 at 18:39It is a non-traditional configuration change. By "non-traditional", I mean that it cannot be blocked by android:configChanges
— your activity will be destroyed and recreated whether you like it or not.
If you have Configuration
objects from before and after the change, you can determine that this scenario occurred by calling diff()
on the newer
Configuration
to compare it to the older one:
QUESTION
I create an app from the template, and populate with some Logs as below
...ANSWER
Answered 2021-Nov-05 at 03:21Apparently, it's an Android Studio filtering issue.
I'm having the Tracking
there to filter the log. And it shows multiple log of the same type.
When I remove a character from the log, then the filter get corrected. After putting back the character, the filter is still okay.
See the GIF below.
QUESTION
I'm starting to get errors when I am executing a test for a release variant which was always working fine. The code has always been executed in a Docker container so we can ensure that the build will always be clean.
Today for some reason with no changes at all to the code, I am starting to see errors on the test run:
...ANSWER
Answered 2021-Sep-03 at 11:31I've found the issue and I was able to fix it.
The issue was that one of the external libraries the app depends on has a dependency on androidx.core:core-ktx:+
which meant that was always compiling with the latest version. My app is still working on SDK 28, but the latest version of androidx.core:core-ktx
has the minimal SDK of 31, which resulted in this conflict.
QUESTION
While upload my app in Google playstore I get this error; We've detected this app uses an unsupported version of Play billing. Please upgrade to Billing Library version 3 or newer to publish this app.
Below are the dependencies on my android studio app, which of them is the billing library to change?
...ANSWER
Answered 2021-Sep-10 at 12:03You are using this library for InApp purchasing but this library says we have updated to V3 but Google play store warn about this library that library is not updated to V3 or V4
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install YZxing
You can use YZxing like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the YZxing component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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