mirror of
https://github.com/CatimaLoyalty/Android.git
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dc4a41088c
The size of the ImageView may not yet be known when the barcode generation is needed. If this is the case, wait until the final layout is complete then start the barcode generation.
314 lines
11 KiB
Java
314 lines
11 KiB
Java
package protect.card_locker;
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import android.content.Intent;
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import android.os.Bundle;
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import android.support.design.widget.Snackbar;
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import android.support.v7.app.ActionBar;
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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.util.Log;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewTreeObserver;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.ImageView;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.integration.android.IntentIntegrator;
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import com.google.zxing.integration.android.IntentResult;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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public class LoyaltyCardViewActivity extends AppCompatActivity
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{
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private static final String TAG = "CardLocker";
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// These are all the barcode types that the zxing library
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// is able to generate a barcode for, and thus should be
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// the only barcodes which we should attempt to scan.
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Collection<String> supportedBarcodeTypes = Collections.unmodifiableList(Arrays.asList(
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BarcodeFormat.AZTEC.name(),
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BarcodeFormat.CODE_39.name(),
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BarcodeFormat.CODE_128.name(),
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BarcodeFormat.CODABAR.name(),
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BarcodeFormat.DATA_MATRIX.name(),
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BarcodeFormat.EAN_8.name(),
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BarcodeFormat.EAN_13.name(),
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BarcodeFormat.ITF.name(),
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BarcodeFormat.PDF_417.name(),
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BarcodeFormat.QR_CODE.name(),
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BarcodeFormat.UPC_A.name()
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));
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@Override
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protected void onCreate(Bundle savedInstanceState)
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{
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super.onCreate(savedInstanceState);
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setContentView(R.layout.loyalty_card_view_activity);
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Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
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setSupportActionBar(toolbar);
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ActionBar actionBar = getSupportActionBar();
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if(actionBar != null)
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{
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actionBar.setDisplayHomeAsUpEnabled(true);
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}
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}
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@Override
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public void onResume()
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{
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super.onResume();
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final Bundle b = getIntent().getExtras();
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final int loyaltyCardId = b != null ? b.getInt("id") : 0;
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final boolean updateLoyaltyCard = b != null && b.getBoolean("update", false);
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final boolean viewLoyaltyCard = b != null && b.getBoolean("view", false);
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Log.i(TAG, "To view card: " + loyaltyCardId);
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final EditText storeField = (EditText) findViewById(R.id.storeName);
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final EditText noteField = (EditText) findViewById(R.id.note);
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final EditText cardIdField = (EditText) findViewById(R.id.cardId);
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final EditText barcodeTypeField = (EditText) findViewById(R.id.barcodeType);
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final ImageView barcodeImage = (ImageView) findViewById(R.id.barcode);
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final View barcodeIdLayout = findViewById(R.id.barcodeIdLayout);
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final View barcodeTypeLayout = findViewById(R.id.barcodeTypeLayout);
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final View barcodeImageLayout = findViewById(R.id.barcodeLayout);
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final View barcodeCaptureLayout = findViewById(R.id.barcodeCaptureLayout);
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final Button captureButton = (Button) findViewById(R.id.captureButton);
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final Button saveButton = (Button) findViewById(R.id.saveButton);
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final Button cancelButton = (Button) findViewById(R.id.cancelButton);
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final DBHelper db = new DBHelper(this);
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if(updateLoyaltyCard || viewLoyaltyCard)
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{
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final LoyaltyCard loyaltyCard = db.getLoyaltyCard(loyaltyCardId);
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if(storeField.getText().length() == 0)
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{
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storeField.setText(loyaltyCard.store);
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}
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if(noteField.getText().length() == 0)
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{
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noteField.setText(loyaltyCard.note);
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}
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if(cardIdField.getText().length() == 0)
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{
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cardIdField.setText(loyaltyCard.cardId);
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}
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if(barcodeTypeField.getText().length() == 0)
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{
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barcodeTypeField.setText(loyaltyCard.barcodeType);
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}
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if(viewLoyaltyCard)
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{
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storeField.setEnabled(false);
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noteField.setEnabled(false);
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}
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if(updateLoyaltyCard)
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{
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setTitle(R.string.editCardTitle);
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}
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else
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{
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barcodeCaptureLayout.setVisibility(View.GONE);
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captureButton.setVisibility(View.GONE);
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saveButton.setVisibility(View.GONE);
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cancelButton.setVisibility(View.GONE);
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setTitle(R.string.viewCardTitle);
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}
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}
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else
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{
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setTitle(R.string.addCardTitle);
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}
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if(cardIdField.getText().length() == 0)
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{
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barcodeIdLayout.setVisibility(View.GONE);
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}
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barcodeTypeLayout.setVisibility(View.GONE);
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if(cardIdField.getText().length() > 0 && barcodeTypeField.getText().length() > 0)
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{
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String formatString = barcodeTypeField.getText().toString();
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final BarcodeFormat format = BarcodeFormat.valueOf(formatString);
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final String cardIdString = cardIdField.getText().toString();
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if(barcodeImage.getHeight() == 0)
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{
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Log.d(TAG, "ImageView size is not known known at start, waiting for load");
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// The size of the ImageView is not yet available as it has not
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// yet been drawn. Wait for it to be drawn so the size is available.
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barcodeImage.getViewTreeObserver().addOnGlobalLayoutListener(
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new ViewTreeObserver.OnGlobalLayoutListener()
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{
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@Override
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public void onGlobalLayout()
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{
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Log.d(TAG, "ImageView size now known");
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new BarcodeImageWriterTask(barcodeImage, cardIdString, format).execute();
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}
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});
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}
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else
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{
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Log.d(TAG, "ImageView size known known, creating barcode");
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new BarcodeImageWriterTask(barcodeImage, cardIdString, format).execute();
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}
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barcodeIdLayout.setVisibility(View.VISIBLE);
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barcodeImageLayout.setVisibility(View.VISIBLE);
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}
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View.OnClickListener captureCallback = new View.OnClickListener()
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{
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@Override
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public void onClick(View v)
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{
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IntentIntegrator integrator = new IntentIntegrator(LoyaltyCardViewActivity.this);
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integrator.setDesiredBarcodeFormats(supportedBarcodeTypes);
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String prompt = getResources().getString(R.string.scanCardBarcode);
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integrator.setPrompt(prompt);
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integrator.initiateScan();
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}
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};
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captureButton.setOnClickListener(captureCallback);
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saveButton.setOnClickListener(new View.OnClickListener()
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{
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@Override
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public void onClick(final View v)
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{
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String store = storeField.getText().toString();
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String note = noteField.getText().toString();
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String cardId = cardIdField.getText().toString();
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String barcodeType = barcodeTypeField.getText().toString();
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if(store.isEmpty())
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{
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Snackbar.make(v, R.string.noStoreError, Snackbar.LENGTH_LONG).show();
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return;
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}
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if(cardId.isEmpty() || barcodeType.isEmpty())
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{
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Snackbar.make(v, R.string.noCardIdError, Snackbar.LENGTH_LONG).show();
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return;
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}
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if(updateLoyaltyCard)
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{
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db.updateLoyaltyCard(loyaltyCardId, store, note, cardId, barcodeType);
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Log.i(TAG, "Updated " + loyaltyCardId + " to " + cardId);
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}
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else
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{
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db.insertLoyaltyCard(store, note, cardId, barcodeType);
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}
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finish();
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}
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});
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cancelButton.setOnClickListener(new View.OnClickListener()
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{
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@Override
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public void onClick(View v)
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{
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finish();
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}
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});
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu)
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{
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final Bundle b = getIntent().getExtras();
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final boolean updateLoyaltyCard = b != null && b.getBoolean("update", false);
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final boolean viewLoyaltyCard = b != null && b.getBoolean("view", false);
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if(viewLoyaltyCard)
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{
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getMenuInflater().inflate(R.menu.card_edit_menu, menu);
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}
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else if(updateLoyaltyCard)
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{
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getMenuInflater().inflate(R.menu.card_delete_menu, menu);
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}
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item)
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{
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int id = item.getItemId();
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final Bundle b = getIntent().getExtras();
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final int loyaltyCardId = b != null ? b.getInt("id") : 0;
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switch(id)
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{
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case R.id.action_delete:
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Log.e(TAG, "Deleting card: " + loyaltyCardId);
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DBHelper db = new DBHelper(this);
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db.deleteLoyaltyCard(loyaltyCardId);
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finish();
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return true;
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case R.id.action_edit:
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Intent intent = new Intent(getApplicationContext(), LoyaltyCardViewActivity.class);
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Bundle bundle = new Bundle();
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bundle.putInt("id", loyaltyCardId);
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bundle.putBoolean("update", true);
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intent.putExtras(bundle);
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startActivity(intent);
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finish();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent intent)
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{
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IntentResult result =
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IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
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if (result != null)
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{
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String contents = result.getContents();
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String format = result.getFormatName();
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if(contents != null && contents.isEmpty() == false &&
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format != null && format.isEmpty() == false)
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{
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Log.i(TAG, "Read Contents from scan: " + contents);
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Log.i(TAG, "Read Format: " + format);
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final EditText cardIdField = (EditText) findViewById(R.id.cardId);
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cardIdField.setText(contents);
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final EditText barcodeTypeField = (EditText) findViewById(R.id.barcodeType);
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barcodeTypeField.setText(format);
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onResume();
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}
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}
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}
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} |