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ltrudultrudu
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The hardware scan keys now trigger the capture process.
Added a "About' entry in the menu with dependencies informations and license
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‎AI_MultiBarcodes_Capture/src/main/AndroidManifest.xml‎

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@@ -38,6 +38,10 @@
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android:name=".settings.SettingsActivity"
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android:exported="false"
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android:screenOrientation="portrait" />
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<activity
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android:name=".AboutActivity"
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android:exported="false"
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android:screenOrientation="portrait" />
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<activity
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android:name=".SplashActivity"
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android:exported="true"

‎AI_MultiBarcodes_Capture/src/main/assets/Zebra_Development_Tool_License.pdf‎

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‎AI_MultiBarcodes_Capture/src/main/java/com/zebra/ai_multibarcodes_capture/AboutActivity.java‎

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// Copyright 2025 Zebra Technologies Corporation and/or its affiliates. All rights reserved.
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package com.zebra.ai_multibarcodes_capture;
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import android.content.Context;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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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.TextView;
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import android.widget.Toast;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.core.content.FileProvider;
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import com.zebra.ai_multibarcodes_capture.helpers.LocaleHelper;
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import com.zebra.ai_multibarcodes_capture.helpers.LogUtils;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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/**
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* AboutActivity displays information about the application and its dependencies.
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* Shows the app version and versions of key libraries used in the project.
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*/
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public class AboutActivity extends AppCompatActivity {
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private static final String TAG = "AboutActivity";
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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_about);
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// Set up the toolbar and back button
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ImageView backButton = findViewById(R.id.back_button);
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backButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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finish();
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}
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});
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// Set title
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TextView titleText = findViewById(R.id.title_text);
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titleText.setText(R.string.activity_about);
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// Display app version
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TextView appVersionValue = findViewById(R.id.app_version_value);
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String versionInfo = BuildConfig.VERSION_NAME + " (" + BuildConfig.VERSION_CODE + ")";
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appVersionValue.setText(versionInfo);
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// Display Zebra AI Vision SDK version
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TextView zebraAiVersionValue = findViewById(R.id.zebra_ai_vision_sdk_value);
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zebraAiVersionValue.setText(getVersionString("zebraAIVisionSdk"));
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// Display Barcode Localizer version
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TextView barcodeLocalizerValue = findViewById(R.id.barcode_localizer_value);
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barcodeLocalizerValue.setText(getVersionString("barcodeLocalizer"));
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// Display Critical Permission Helper version
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TextView criticalPermissionHelperValue = findViewById(R.id.critical_permission_helper_value);
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criticalPermissionHelperValue.setText(getVersionString("criticalpermissionhelper"));
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// Display DataWedge Intent Wrapper version
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TextView datawedgeIntentWrapperValue = findViewById(R.id.datawedge_intent_wrapper_value);
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datawedgeIntentWrapperValue.setText(getVersionString("datawedgeintentwrapper"));
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// Set up GitHub repository link
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TextView repositoryLink = findViewById(R.id.repository_link);
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repositoryLink.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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openGitHubRepository();
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}
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});
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// Set up license view button
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Button viewLicenseButton = findViewById(R.id.view_license_button);
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viewLicenseButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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openLicensePdf();
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}
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});
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}
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/**
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* Opens the GitHub repository in a web browser
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*/
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private void openGitHubRepository() {
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String url = getString(R.string.about_repository_url);
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.setData(Uri.parse(url));
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startActivity(intent);
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}
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/**
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* Opens the license PDF file using an external PDF viewer
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*/
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private void openLicensePdf() {
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try {
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LogUtils.d(TAG, "Opening license PDF");
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// Copy PDF from assets to cache directory if needed
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File pdfFile = new File(getCacheDir(), "Zebra_Development_Tool_License.pdf");
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LogUtils.d(TAG, "PDF file path: " + pdfFile.getAbsolutePath());
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if (!pdfFile.exists()) {
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LogUtils.d(TAG, "PDF file doesn't exist in cache, copying from assets");
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copyAssetToCache("Zebra_Development_Tool_License.pdf", pdfFile);
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LogUtils.d(TAG, "PDF copied successfully, file size: " + pdfFile.length());
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} else {
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LogUtils.d(TAG, "PDF already exists in cache, file size: " + pdfFile.length());
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}
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// Get URI using FileProvider
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Uri pdfUri = FileProvider.getUriForFile(
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this,
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"com.zebra.ai_multibarcodes_capture.dev.fileprovider",
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pdfFile
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);
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LogUtils.d(TAG, "FileProvider URI: " + pdfUri.toString());
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// Create intent to view PDF
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.setDataAndType(pdfUri, "application/pdf");
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intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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// Try to start the activity with a chooser to ensure it works
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try {
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startActivity(Intent.createChooser(intent, "Open License PDF"));
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LogUtils.d(TAG, "PDF viewer intent started successfully");
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} catch (Exception e) {
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LogUtils.e(TAG, "Failed to open PDF with chooser", e);
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Toast.makeText(this, "No PDF viewer app found. Please install a PDF reader.", Toast.LENGTH_LONG).show();
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}
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} catch (Exception e) {
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LogUtils.e(TAG, "Error opening license PDF", e);
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Toast.makeText(this, "Error opening license: " + e.getMessage(), Toast.LENGTH_LONG).show();
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}
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}
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/**
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* Copies a file from assets to the cache directory
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*/
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private void copyAssetToCache(String assetName, File outputFile) throws IOException {
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InputStream in = null;
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OutputStream out = null;
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try {
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in = getAssets().open(assetName);
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out = new FileOutputStream(outputFile);
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byte[] buffer = new byte[1024];
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int read;
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while ((read = in.read(buffer)) != -1) {
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out.write(buffer, 0, read);
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}
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} finally {
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if (in != null) {
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in.close();
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}
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if (out != null) {
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out.close();
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}
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}
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}
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/**
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* Gets version string for a dependency from gradle version catalog.
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* This is a placeholder that returns the version from the libs.versions.toml
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*
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* @param dependencyName Name of the dependency
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* @return Version string
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*/
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private String getVersionString(String dependencyName) {
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// Version strings from gradle/libs.versions.toml
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switch (dependencyName) {
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case "zebraAIVisionSdk":
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return "3.0.2";
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case "barcodeLocalizer":
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return "5.0.1";
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case "criticalpermissionhelper":
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return "0.8.1";
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case "datawedgeintentwrapper":
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return "14.10";
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default:
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return "Unknown";
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}
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}
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@Override
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protected void attachBaseContext(Context newBase) {
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String languageCode = LocaleHelper.getCurrentLanguageCode(newBase);
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Context context = LocaleHelper.setLocale(newBase, languageCode);
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super.attachBaseContext(context);
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}
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}

‎AI_MultiBarcodes_Capture/src/main/java/com/zebra/ai_multibarcodes_capture/EntryChoiceActivity.java‎

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} else if (id == R.id.action_settings) {
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Intent intent = new Intent(EntryChoiceActivity.this, SettingsActivity.class);
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resultSettings.launch(intent);
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} else if (id == R.id.action_about) {
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Intent intent = new Intent(EntryChoiceActivity.this, AboutActivity.class);
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startActivity(intent);
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}
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return false;
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}

‎AI_MultiBarcodes_Capture/src/main/java/com/zebra/ai_multibarcodes_capture/helpers/Constants.java‎

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public static final String SHARED_PREFERENCES_FILTERING_REGEX = "SHARED_PREFERENCES_FILTERING_REGEX";
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public static final String SHARED_PREFERENCES_FILTERING_REGEX_DEFAULT = "";
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public static final int KEYCODE_BUTTON_R1 = 103;
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public static final int KEYCODE_SCAN = 10036;
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}

‎AI_MultiBarcodes_Capture/src/main/java/com/zebra/ai_multibarcodes_capture/java/CameraXLivePreviewActivity.java‎

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}
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}
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@Override
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public boolean onKeyDown(int keyCode, android.view.KeyEvent event) {
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if(keyCode == Constants.KEYCODE_BUTTON_R1 || keyCode == Constants.KEYCODE_SCAN)
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{
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captureData();
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}
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return super.onKeyDown(keyCode, event);
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}
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@Override
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protected void attachBaseContext(Context newBase) {
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String languageCode = LocaleHelper.getCurrentLanguageCode(newBase);

‎AI_MultiBarcodes_Capture/src/main/res/drawable/ic_menu_about.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24">
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<circle
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android:strokeColor="@color/zebra"
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android:strokeWidth="2"
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android:fillColor="@color/white"
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cx="12"
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cy="12"
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r="10"/>
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<path
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android:fillColor="@color/zebra"
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android:pathData="M11,7h2v2h-2z"/>
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<path
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android:fillColor="@color/zebra"
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android:pathData="M11,11h2v6h-2z"/>
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</vector>

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