Show QR code when clicking on profile image
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parent
26fca259bc
commit
911dfa7a27
@ -20,13 +20,11 @@ import android.app.Activity;
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import android.app.AlertDialog;
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import android.content.DialogInterface;
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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.v4.app.Fragment;
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import android.support.v4.app.FragmentActivity;
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import android.text.Editable;
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import android.text.TextWatcher;
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import android.util.Base64;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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@ -39,29 +37,14 @@ import android.widget.Switch;
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import android.widget.TextView;
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import android.widget.Toast;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.MultiFormatWriter;
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import com.google.zxing.WriterException;
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import com.google.zxing.common.BitMatrix;
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import com.mikepenz.community_material_typeface_library.CommunityMaterial;
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import com.mikepenz.google_material_typeface_library.GoogleMaterial;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import ch.dissem.apps.abit.service.Singleton;
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import ch.dissem.apps.abit.util.Drawables;
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import ch.dissem.bitmessage.entity.BitmessageAddress;
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import ch.dissem.bitmessage.exception.ApplicationException;
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import ch.dissem.bitmessage.wif.WifExporter;
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import static android.graphics.Color.BLACK;
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import static android.graphics.Color.WHITE;
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import static android.util.Base64.URL_SAFE;
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/**
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* A fragment representing a single Message detail screen.
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@ -70,7 +53,6 @@ import static android.util.Base64.URL_SAFE;
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* on handsets.
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*/
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public class AddressDetailFragment extends Fragment {
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private static final Logger LOG = LoggerFactory.getLogger(AddressDetailFragment.class);
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/**
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* The fragment argument representing the item ID that this fragment
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* represents.
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@ -78,8 +60,6 @@ public class AddressDetailFragment extends Fragment {
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public static final String ARG_ITEM = "item";
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public static final String EXPORT_POSTFIX = ".keys.dat";
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private static final int QR_CODE_SIZE = 350;
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/**
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* The content this fragment is presenting.
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*/
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@ -263,50 +243,12 @@ public class AddressDetailFragment extends Fragment {
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// QR code
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ImageView qrCode = (ImageView) rootView.findViewById(R.id.qr_code);
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qrCode.setImageBitmap(qrCode(item));
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qrCode.setImageBitmap(Drawables.qrCode(item));
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}
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return rootView;
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}
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Bitmap qrCode(BitmessageAddress address) {
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StringBuilder link = new StringBuilder("bitmessage:");
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link.append(address.getAddress());
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if (address.getAlias() != null) {
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link.append("?label=").append(address.getAlias());
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}
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if (address.getPubkey() != null) {
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link.append(address.getAlias() == null ? '?' : '&');
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ByteArrayOutputStream pubkey = new ByteArrayOutputStream();
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try {
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address.getPubkey().writeUnencrypted(pubkey);
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} catch (IOException e) {
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throw new ApplicationException(e);
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}
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link.append("pubkey=").append(Base64.encodeToString(pubkey.toByteArray(), URL_SAFE));
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}
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BitMatrix result;
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try {
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result = new MultiFormatWriter().encode(link.toString(),
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BarcodeFormat.QR_CODE, QR_CODE_SIZE, QR_CODE_SIZE, null);
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} catch (WriterException e) {
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LOG.error(e.getMessage(), e);
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return null;
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}
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int w = result.getWidth();
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int h = result.getHeight();
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int[] pixels = new int[w * h];
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for (int y = 0; y < h; y++) {
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int offset = y * w;
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for (int x = 0; x < w; x++) {
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pixels[offset + x] = result.get(x, y) ? BLACK : WHITE;
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}
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}
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Bitmap bitmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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bitmap.setPixels(pixels, 0, QR_CODE_SIZE, 0, 0, w, h);
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return bitmap;
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}
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@Override
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public void onPause() {
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if (item != null) {
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@ -16,16 +16,23 @@
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package ch.dissem.apps.abit;
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import android.app.Dialog;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.graphics.Point;
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import android.graphics.drawable.ColorDrawable;
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import android.os.AsyncTask;
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import android.os.Bundle;
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import android.support.v4.app.Fragment;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.Toolbar;
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import android.view.Display;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.Window;
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import android.view.WindowManager;
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import android.widget.CompoundButton;
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import android.widget.ImageView;
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import android.widget.RelativeLayout;
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import android.widget.Toast;
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@ -61,6 +68,7 @@ import ch.dissem.apps.abit.repository.AndroidMessageRepository;
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import ch.dissem.apps.abit.service.BitmessageService;
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import ch.dissem.apps.abit.service.Singleton;
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import ch.dissem.apps.abit.synchronization.SyncAdapter;
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import ch.dissem.apps.abit.util.Drawables;
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import ch.dissem.apps.abit.util.Labels;
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import ch.dissem.apps.abit.util.Preferences;
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import ch.dissem.bitmessage.BitmessageContext;
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@ -230,6 +238,50 @@ public class MainActivity extends AppCompatActivity
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.withActivity(this)
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.withHeaderBackground(R.drawable.header)
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.withProfiles(profiles)
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.withOnAccountHeaderProfileImageListener(new AccountHeader.OnAccountHeaderProfileImageListener() {
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@Override
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public boolean onProfileImageClick(View view, IProfile profile, boolean current) {
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if (current) {
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// Show QR code in modal dialog
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final Dialog dialog = new Dialog(MainActivity.this);
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dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
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ImageView imageView = new ImageView(MainActivity.this);
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imageView.setImageBitmap(Drawables.qrCode(Singleton.getIdentity(MainActivity.this)));
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imageView.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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dialog.dismiss();
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}
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});
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dialog.addContentView(imageView, new RelativeLayout.LayoutParams(
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ViewGroup.LayoutParams.MATCH_PARENT,
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ViewGroup.LayoutParams.MATCH_PARENT));
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Window window = dialog.getWindow();
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if (window != null) {
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Display display = window.getWindowManager().getDefaultDisplay();
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Point size = new Point();
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display.getSize(size);
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int dim = size.x < size.y ? size.x : size.y;
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WindowManager.LayoutParams lp = new WindowManager.LayoutParams();
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lp.copyFrom(window.getAttributes());
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lp.width = dim;
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lp.height = dim;
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window.setAttributes(lp);
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}
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dialog.show();
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return true;
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}
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return false;
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}
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@Override
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public boolean onProfileImageLongClick(View view, IProfile iProfile, boolean b) {
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return false;
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}
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})
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.withOnAccountHeaderListener(new AccountHeader.OnAccountHeaderListener() {
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@Override
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public boolean onProfileChanged(View view, IProfile profile, boolean current) {
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@ -19,19 +19,40 @@ package ch.dissem.apps.abit.util;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.util.Base64;
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import android.view.Menu;
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import android.view.MenuItem;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.MultiFormatWriter;
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import com.google.zxing.WriterException;
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import com.google.zxing.common.BitMatrix;
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import com.mikepenz.iconics.IconicsDrawable;
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import com.mikepenz.iconics.typeface.IIcon;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import ch.dissem.apps.abit.Identicon;
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import ch.dissem.apps.abit.R;
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import ch.dissem.bitmessage.entity.BitmessageAddress;
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import ch.dissem.bitmessage.exception.ApplicationException;
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import static android.graphics.Color.BLACK;
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import static android.graphics.Color.WHITE;
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import static android.util.Base64.URL_SAFE;
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/**
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* Some helper methods to work with drawables.
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*/
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public class Drawables {
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private static final Logger LOG = LoggerFactory.getLogger(Drawables.class);
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private static final int QR_CODE_SIZE = 350;
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public static MenuItem addIcon(Context ctx, Menu menu, int menuItem, IIcon icon) {
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MenuItem item = menu.findItem(menuItem);
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item.setIcon(new IconicsDrawable(ctx, icon).colorRes(R.color.colorPrimaryDarkText).actionBar());
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@ -49,4 +70,42 @@ public class Drawables {
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identicon.draw(canvas);
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return bitmap;
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}
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public static Bitmap qrCode(BitmessageAddress address) {
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StringBuilder link = new StringBuilder("bitmessage:");
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link.append(address.getAddress());
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if (address.getAlias() != null) {
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link.append("?label=").append(address.getAlias());
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}
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if (address.getPubkey() != null) {
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link.append(address.getAlias() == null ? '?' : '&');
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ByteArrayOutputStream pubkey = new ByteArrayOutputStream();
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try {
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address.getPubkey().writeUnencrypted(pubkey);
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} catch (IOException e) {
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throw new ApplicationException(e);
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}
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link.append("pubkey=").append(Base64.encodeToString(pubkey.toByteArray(), URL_SAFE));
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}
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BitMatrix result;
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try {
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result = new MultiFormatWriter().encode(link.toString(),
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BarcodeFormat.QR_CODE, QR_CODE_SIZE, QR_CODE_SIZE, null);
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} catch (WriterException e) {
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LOG.error(e.getMessage(), e);
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return null;
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}
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int w = result.getWidth();
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int h = result.getHeight();
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int[] pixels = new int[w * h];
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for (int y = 0; y < h; y++) {
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int offset = y * w;
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for (int x = 0; x < w; x++) {
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pixels[offset + x] = result.get(x, y) ? BLACK : WHITE;
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}
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}
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Bitmap bitmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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bitmap.setPixels(pixels, 0, QR_CODE_SIZE, 0, 0, w, h);
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return bitmap;
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}
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}
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