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添加示例
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‎README.md‎

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# ZXingLib
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[![](https://jitpack.io/v/helen-x/JitpackReleaseDemo.svg)](https://jitpack.io/#Dkaishu/ZXingLib)
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[![](https://jitpack.io/v/Dkaishu/ZXingLib.svg)](https://jitpack.io/#Dkaishu/ZXingLib)
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快速集成：二维码扫描及生成
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- 二维码扫描识别
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- Step 2. Add the dependency
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dependencies {
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compile 'com.github.Dkaishu:ZXingLib:V1.0.2'
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compile 'com.github.Dkaishu:ZXingLib:V1.0.3'
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}
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That's it! Add then:
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// 三、替换添加扫描控件
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- 其他待补充
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- 其他待补充
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- TODO
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下版本将默认界面中闪光灯去掉，因为使用者自己去实现更加合理。

‎app/build.gradle‎

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@@ -23,5 +23,5 @@ dependencies {
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compile fileTree(dir: 'libs', include: ['*.jar'])
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compile 'com.android.support:appcompat-v7:26.+'
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compile project(':zxinglib')
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// compile 'com.github.Dkaishu:ZXingLib:V1.0.2'
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// compile 'com.github.Dkaishu:ZXingLib:V1.0.3'
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}

‎app/src/main/AndroidManifest.xml‎

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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<activity android:name=".CustomActivity"/>
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</application>
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</manifest>

‎app/src/main/java/com/dkaishu/zxinglibexample/CustomActivity.java‎

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package com.dkaishu.zxinglibexample;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.os.Bundle;
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import android.support.v7.app.AppCompatActivity;
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import com.dkaishu.zxinglib.activity.CaptureFragment;
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import com.dkaishu.zxinglib.activity.CodeUtils;
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/**
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* Created by Administrator on 2018/2/27.
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*/
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public class CustomActivity extends AppCompatActivity {
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private CaptureFragment captureFragment;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_custom);
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captureFragment = new CaptureFragment();
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// 为二维码扫描界面设置定制化界面
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CodeUtils.setFragmentArgs(captureFragment, R.layout.custom_camera);
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captureFragment.setAnalyzeCallback(analyzeCallback);
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getSupportFragmentManager().beginTransaction().replace(R.id.fl_my_container, captureFragment).commit();
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}
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/**
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* 二维码解析回调函数
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*/
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CodeUtils.AnalyzeCallback analyzeCallback = new CodeUtils.AnalyzeCallback() {
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@Override
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public void onAnalyzeSuccess(Bitmap mBitmap, String result) {
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Intent resultIntent = new Intent();
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Bundle bundle = new Bundle();
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bundle.putInt(CodeUtils.RESULT_TYPE, CodeUtils.RESULT_SUCCESS);
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bundle.putString(CodeUtils.RESULT_STRING, result);
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resultIntent.putExtras(bundle);
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CustomActivity.this.setResult(RESULT_OK, resultIntent);
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CustomActivity.this.finish();
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}
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@Override
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public void onAnalyzeFailed() {
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Intent resultIntent = new Intent();
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Bundle bundle = new Bundle();
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bundle.putInt(CodeUtils.RESULT_TYPE, CodeUtils.RESULT_FAILED);
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bundle.putString(CodeUtils.RESULT_STRING, "");
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resultIntent.putExtras(bundle);
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CustomActivity.this.setResult(RESULT_OK, resultIntent);
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CustomActivity.this.finish();
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}
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};
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}

‎app/src/main/java/com/dkaishu/zxinglibexample/ImageUtil.java‎

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/*
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******************************* Copyright (c)*********************************\
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**
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** (c) Copyright 2015, 蒋朋, china, qd. sd
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** All Rights Reserved
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**
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** By()
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**
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**
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**-----------------------------------版本信息------------------------------------
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** 版 本: V0.1
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**
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**------------------------------------------------------------------------------
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********************************End of Head************************************\
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*/
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package com.dkaishu.zxinglibexample;
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import android.annotation.TargetApi;
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import android.content.ContentUris;
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import android.content.Context;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Environment;
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import android.provider.DocumentsContract;
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import android.provider.MediaStore;
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/**
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* 文 件 名: ImageUtil
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* 创 建 人: 蒋朋
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* 创建日期: 16-8-22 11:36
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* 描 述:
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* 修 改 人:
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* 修改时间：
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* 修改备注：
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*/
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public class ImageUtil {
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/**
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* 根据Uri获取图片绝对路径，解决Android4.4以上版本Uri转换
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*
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* @param context
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* @param imageUri
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*/
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@TargetApi(19)
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public static String getImageAbsolutePath(Context context, Uri imageUri) {
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if (context == null || imageUri == null)
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return null;
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT && DocumentsContract.isDocumentUri(context, imageUri)) {
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if (isExternalStorageDocument(imageUri)) {
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String docId = DocumentsContract.getDocumentId(imageUri);
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String[] split = docId.split(":");
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String type = split[0];
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if ("primary".equalsIgnoreCase(type)) {
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return Environment.getExternalStorageDirectory() + "/" + split[1];
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}
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} else if (isDownloadsDocument(imageUri)) {
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String id = DocumentsContract.getDocumentId(imageUri);
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Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
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return getDataColumn(context, contentUri, null, null);
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} else if (isMediaDocument(imageUri)) {
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String docId = DocumentsContract.getDocumentId(imageUri);
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String[] split = docId.split(":");
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String type = split[0];
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Uri contentUri = null;
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if ("image".equals(type)) {
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contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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} else if ("video".equals(type)) {
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contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
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} else if ("audio".equals(type)) {
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contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
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}
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String selection = MediaStore.Images.Media._ID + "=?";
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String[] selectionArgs = new String[]{split[1]};
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return getDataColumn(context, contentUri, selection, selectionArgs);
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}
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} // MediaStore (and general)
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else if ("content".equalsIgnoreCase(imageUri.getScheme())) {
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// Return the remote address
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if (isGooglePhotosUri(imageUri))
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return imageUri.getLastPathSegment();
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return getDataColumn(context, imageUri, null, null);
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}
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// File
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else if ("file".equalsIgnoreCase(imageUri.getScheme())) {
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return imageUri.getPath();
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}
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return null;
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}
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public static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
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Cursor cursor = null;
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String column = MediaStore.Images.Media.DATA;
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String[] projection = {column};
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try {
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cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
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if (cursor != null && cursor.moveToFirst()) {
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int index = cursor.getColumnIndexOrThrow(column);
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return cursor.getString(index);
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}
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} finally {
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if (cursor != null)
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cursor.close();
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}
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return null;
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is ExternalStorageProvider.
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*/
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public static boolean isExternalStorageDocument(Uri uri) {
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return "com.android.externalstorage.documents".equals(uri.getAuthority());
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is DownloadsProvider.
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*/
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public static boolean isDownloadsDocument(Uri uri) {
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return "com.android.providers.downloads.documents".equals(uri.getAuthority());
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is MediaProvider.
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*/
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public static boolean isMediaDocument(Uri uri) {
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return "com.android.providers.media.documents".equals(uri.getAuthority());
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is Google Photos.
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*/
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public static boolean isGooglePhotosUri(Uri uri) {
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return "com.google.android.apps.photos.content".equals(uri.getAuthority());
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}
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}

‎app/src/main/java/com/dkaishu/zxinglibexample/MainActivity.java‎

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package com.dkaishu.zxinglibexample;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.net.Uri;
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import android.os.Bundle;
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import android.support.v7.app.AppCompatActivity;
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import android.view.View;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.Toast;
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import com.dkaishu.zxinglib.activity.CaptureActivity;
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import com.dkaishu.zxinglib.activity.CaptureFragment;
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import com.dkaishu.zxinglib.activity.CodeUtils;
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public class MainActivity extends AppCompatActivity {
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private static final String TAG = "MainActivity";
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private static final String TAG = "MainActivity";
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/**
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* 扫描跳转Activity RequestCode
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*/
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public static final int REQUEST_CODE = 111;
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public static final int REQUEST_CODE = 111;
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public static final int REQUEST_IMAGE = 112;
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private ImageView imageView;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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Button bt1= (Button) findViewById(R.id.bt_1);
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bt1.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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CaptureFragment.showFlashLight(true);
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Intent intent = new Intent(getApplication(), CaptureActivity.class);
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startActivityForResult(intent, REQUEST_CODE);
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}
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});
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imageView = (ImageView) findViewById(R.id.iv_qr);
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}
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@Override
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}
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}
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}
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/*
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*//**
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* 选择系统图片并解析
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*//*
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/*选择系统图片并解析*/
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else if (requestCode == REQUEST_IMAGE) {
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if (data != null) {
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Uri uri = data.getData();
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}
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}
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}
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/*
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else if (requestCode == REQUEST_CAMERA_PERM) {
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Toast.makeText(this, "从设置页面返回...", Toast.LENGTH_SHORT)
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.show();
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}*/
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}
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public void selectPic(View view) {
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Intent intent = new Intent();
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intent.setAction(Intent.ACTION_PICK);
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intent.setType("image/*");
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startActivityForResult(intent, REQUEST_IMAGE);
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}
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public void startCapture(View view) {
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CaptureFragment.showFlashLight(true);
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Intent intent = new Intent(getApplication(), CaptureActivity.class);
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startActivityForResult(intent, REQUEST_CODE);
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}
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public void startCustomActivity(View view) {
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Intent intent = new Intent(getApplication(), CustomActivity.class);
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startActivityForResult(intent, REQUEST_CODE);
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}
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public void generateQR(View view) {
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Bitmap Bitmap = CodeUtils.createImage("生成二维码", 300, 300
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, BitmapFactory.decodeResource(getResources(), R.mipmap.ic_launcher));
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imageView.setImageBitmap(Bitmap);
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}
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}

‎app/src/main/res/drawable/scan_light.png‎

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‎app/src/main/res/layout/activity_custom.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:id="@+id/activity_second"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<FrameLayout
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android:id="@+id/fl_my_container"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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/>
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<LinearLayout
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:paddingBottom="15dp"
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android:paddingTop="15dp"
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android:layout_gravity="bottom|center_horizontal"
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android:orientation="horizontal"
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android:background="#AA333333"
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>
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<LinearLayout
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android:id="@+id/linear1"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_weight="1"
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android:orientation="vertical"
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android:gravity="center_horizontal"
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>
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<TextView
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:text="这里是自定义的界面"
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android:layout_marginTop="10dp"
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android:textColor="#FFFFFF"
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/>
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</LinearLayout>
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</LinearLayout>
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</FrameLayout>

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