scan qr with android

The code is as follows:Write scan QR code icon with CSS

) dp_sp_px_utils.dp2px (MyApplication.instance.getResources (), +); private static final int max_frame_height = (int) dp_sp_px_utils.dp2px (MyApplication.instance.getResources (), 240);I have a DP conversion in the back, so that the screen scan form size is fixed for each resolution. Perfect solution to this problem.Second question: the picture will be compressed after each scanWorkaround: Locate the Cameraconfigurationmanager.java class under the ca

) dp_sp_px_utils.dp2px (MyApplication.instance.getResources (), +); private static final int max_frame_height = (int) dp_sp_px_utils.dp2px (MyApplication.instance.getResources (), 240);I have a DP conversion behind it so that the screen scan window size is fixed for each resolution. Solve the problem perfectly.Second question: the picture will be compressed after each scanWorkaround: Locate the Cameraconfigurationmanager.java class under the camera p

Android QR code creation, android The QR code has entered our lives, and more people are using it to make our lives easier. I have heard of a joke, when we die, there will no longer be any inscription on the tombstone, but there will be a QR code that records your life's inf

the use of Webkit as the kernel for Webview components in earlier versions of Android systems, Webkit's historical vulnerabilities existed in Webview, this includes UXSS vulnerabilities that are harmful. Almost all Android apps use the Webview component to render webpages. If the result of scanning the QR code is a URL, most apps use Webview directly. Due to the

Android-based zxing QR code generation and Identification QR code: The data symbol information is recorded using a certain black/white image distributed on a plane (two-dimensional direction) according to a certain rule; In code compilation, the concept of 0-bit and 1-bit streams that constitute the Logic Basis of the computer is cleverly used to represent the te

One of the features I commonly see requested for Android applications is QR code reader or barcode internal integration. some native Android applications actually use an external application for QR code/barcode scanning. that, as far as I know, is not an option at the moment in air on

project in the second step to the library, for example:There are several project files in the Android folder which are mainly merged as follows:Once the merge is complete, copy the core jar packages we downloaded earlier into our library's Libs folder, and then we'll take a look at our library:5. Refer to this module in our project and compile the project.6. The project will be error after compiling, this time we need to change all the switch stateme

Original URL: http://www.cnblogs.com/mythou/p/3280023.htmlToday talk about the current mobile domain is a very common technology-QR code. Now the streets, the major sites have two-dimensional code traces, whether it is iOS, Android, WP have relevant support software. Before I wanted to know how the QR code works, recently because the work needs to use the relevan

Consider the question:Typically, we develop an app that has an Android version and an iOS version.But only one QR code? What do we do?How to let iOS user scan qr code download iOS version, android user scan

Http://www.cnblogs.com/dolphin0520/p/3355728.htmlNow walk in the streets can see two-dimensional code, and recently because of the project needs, so research the next two-dimensional code development of things, open source QR Code scanning library mainly has zxing and Zbar,zbar in the IPOs platform application more mature, and on the Android platform mainstream or use zxing library, So here are the main way

Today talk about the current mobile domain is a very common technology-QR code. Now the streets, the major sites have two-dimensional code traces, whether it is iOS, Android, WP have relevant support software. Before I wanted to know how the QR code works, recently because the work needs to use the relevant technology, so did a preliminary understanding. Today, w

Android cool animation source code, QQ menu, waterfall stream, QR code source code, android coolAndroid featured source code custom bullet box encapsulation, ProgressDialog, StatusDialog and Toast, supports custom color with deep fragment code on the top or bottom of the screen to display a prompt text message forwarding tool, automatically forward text messages

One, scanning QR code login implementation mechanism:Detailed Flowchart:(1) The PC side opens the webpage (shows the QR code), this time will save the corresponding Randnumber (for example: 12345678).(2) Android client scan code login, Android client will get to this randnum

Android: Use ZXing to generate a QR code (Logo design can be added) ZXing is an open-source library of Google that can be used to generate and scan QR codes. This article introduces the first part. First: ZXing-related files official: https://github.com/zxing/zxing/releases Or download it here (only the jar package us

QR code for Android development, android What I have been doing before is. NET Development uses the C # language. java was used only when an APP was created recently. The QR code scanning and integration into the APP did not return a value after scanning the QR code, after r

Android QR code scanning (zxing usage summary) There are three main points: 1. Draw the interface, including four corners, scrolling up and down, and adding text to the canvas 2. Adjust the position of the QR code scan box. 3. Solve the Problem of image deformation. 1. Draw the onDraw () method in ViewfinderView. java

" >Android:layout_width= "Fill_parent"android:layout_height= "Wrap_content"Android:layout_alignparenttop= "true"Android:layout_centerinparent= "true"android:background= "@drawable/navbar"android:gravity= "Center"Android:paddingbottom= "10DP"android:paddingtop= "10DP"android:text= "Scan Barcode"Android:textcolor= "@android: Color/white"Android:textsize= "18SP"android:textstyle= "Bold"/>Android:id= "@+id/btn_

Android-ZXing QR code scanning problems, androidzxing In recent work, we need to develop software with the QR code scanning function (based on the ZXing open-source project). Record the problems and hope to help you. 1. First, because scanning requires camera activation, you must add permissions. Otherwise, nothing can be done later. 2. Set the

= new Intent ("Com.google.zxing.client.android.SCAN");Intent.putextra ("Scan_mode", "Qr_code_mode");This.startactivityforresult (Intent, 0);}@Overrideprotected void Onactivityresult (int requestcode, int resultcode, Intent data) {if (requestcode!= 0) {Return}This.textView.setText (Data.getstringextra ("Scan_result"));}}The main.xml below the layout directory:android:orientation= "Vertical"Android:layout_width= "Fill_parent"android:layout_height= "Fill_parent">Android:id= "@+id/hello"Android:lay