From d458919c8f3e9ff968ed2df3b3492a07794aa477 Mon Sep 17 00:00:00 2001 From: iNPUTmice Date: Mon, 3 Nov 2014 22:47:07 +0100 Subject: unfinishd qr code implemenation. thanks to @emdete --- .../conversations/ui/EditAccountActivity.java | 96 ++++++++++++++++++++-- 1 file changed, 87 insertions(+), 9 deletions(-) (limited to 'src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java') diff --git a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java index 58ca49cc..4942816d 100644 --- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java +++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java @@ -1,23 +1,44 @@ package eu.siacs.conversations.ui; +import android.app.AlertDialog; import android.app.PendingIntent; import android.content.Intent; +import android.graphics.Bitmap; +import android.graphics.Color; +import android.graphics.Point; import android.os.Bundle; import android.text.Editable; import android.text.TextWatcher; +import android.util.Log; +import android.view.Menu; +import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.widget.AutoCompleteTextView; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; +import android.widget.CompoundButton.OnCheckedChangeListener; import android.widget.EditText; import android.widget.ImageButton; +import android.widget.ImageView; import android.widget.LinearLayout; -import android.widget.CompoundButton.OnCheckedChangeListener; import android.widget.RelativeLayout; import android.widget.TextView; import android.widget.Toast; + +import com.google.zxing.BarcodeFormat; +import com.google.zxing.EncodeHintType; +import com.google.zxing.WriterException; +import com.google.zxing.common.BitMatrix; +import com.google.zxing.integration.android.IntentIntegrator; +import com.google.zxing.integration.android.IntentResult; +import com.google.zxing.qrcode.QRCodeWriter; +import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel; + +import java.util.Hashtable; + +import eu.siacs.conversations.Config; import eu.siacs.conversations.R; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate; @@ -173,13 +194,13 @@ public class EditAccountActivity extends XmppActivity { @Override public void onTextChanged(CharSequence s, int start, int before, - int count) { + int count) { updateSaveButton(); } @Override public void beforeTextChanged(CharSequence s, int start, int count, - int after) { + int after) { } @@ -216,9 +237,45 @@ public class EditAccountActivity extends XmppActivity { } else { return (!mAccount.getJid().equals(mAccountJid.getText().toString())) || (!mAccount.getPassword().equals( - mPassword.getText().toString()) || mAccount - .isOptionSet(Account.OPTION_REGISTER) != mRegisterNew - .isChecked()); + mPassword.getText().toString()) || mAccount + .isOptionSet(Account.OPTION_REGISTER) != mRegisterNew + .isChecked()); + } + } + + protected void showQrCode() { + Point size = new Point(); + getWindowManager().getDefaultDisplay().getSize(size); + final int width = (size.x < size.y ? size.x : size.y); + String jid = mAccount.getJid(); + Bitmap bitmap = createQrCodeBitmap("xmpp:" + jid, width); + ImageView view = new ImageView(this); + view.setImageBitmap(bitmap); + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setView(view); + builder.create().show(); + } + + protected Bitmap createQrCodeBitmap(String input, int size) { + try { + final QRCodeWriter QR_CODE_WRITER = new QRCodeWriter(); + final Hashtable hints = new Hashtable(); + hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.M); + final BitMatrix result = QR_CODE_WRITER.encode(input, BarcodeFormat.QR_CODE, size, size, hints); + final int width = result.getWidth(); + final int height = result.getHeight(); + final int[] pixels = new int[width * height]; + for (int y = 0; y < height; y++) { + final int offset = y * width; + for (int x = 0; x < width; x++) { + pixels[offset + x] = result.get(x, y) ? Color.BLACK : Color.TRANSPARENT; + } + } + final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); + bitmap.setPixels(pixels, 0, width, 0, 0, width, height); + return bitmap; + } catch (final WriterException e) { + return null; } } @@ -257,7 +314,7 @@ public class EditAccountActivity extends XmppActivity { return (!this.mAccount.getJid().equals( this.mAccountJid.getText().toString())) || (!this.mAccount.getPassword().equals( - this.mPassword.getText().toString())); + this.mPassword.getText().toString())); } @Override @@ -287,7 +344,7 @@ public class EditAccountActivity extends XmppActivity { @Override public void onCheckedChanged(CompoundButton buttonView, - boolean isChecked) { + boolean isChecked) { if (isChecked) { mPasswordConfirm.setVisibility(View.VISIBLE); } else { @@ -298,6 +355,27 @@ public class EditAccountActivity extends XmppActivity { }); } + @Override + public boolean onCreateOptionsMenu(Menu menu) { + super.onCreateOptionsMenu(menu); + getMenuInflater().inflate(R.menu.editaccount, menu); + MenuItem showQrCode = menu.findItem(R.id.action_show_qr_code); + if (mAccount == null) { + showQrCode.setVisible(false); + } + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.action_show_qr_code: + showQrCode(); + return true; + } + return super.onOptionsItemSelected(item); + } + @Override protected void onStart() { super.onStart(); @@ -387,7 +465,7 @@ public class EditAccountActivity extends XmppActivity { @Override public void onClick(View v) { - if (copyTextToClipboard(fingerprint,R.string.otr_fingerprint)) { + if (copyTextToClipboard(fingerprint, R.string.otr_fingerprint)) { Toast.makeText( EditAccountActivity.this, R.string.toast_message_otr_fingerprint, -- cgit v1.2.3