Delta Chat v1.58.3 - RegistrationQrActivity.java 源代码

package org.thoughtcrime.securesms.qr;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.TextView;
import com.journeyapps.barcodescanner.CaptureManager;
import com.journeyapps.barcodescanner.CompoundBarcodeView;
import org.thoughtcrime.securesms.BaseActionBarActivity;
import org.thoughtcrime.securesms.R;
import org.thoughtcrime.securesms.connect.DcHelper;
import org.thoughtcrime.securesms.permissions.Permissions;
import org.thoughtcrime.securesms.util.Util;

public class RegistrationQrActivity extends BaseActionBarActivity {
    public static final String ADD_AS_SECOND_DEVICE_EXTRA = "add_as_second_device";
    public static final String QRDATA_EXTRA = "qrdata";
    private CompoundBarcodeView barcodeScannerView;
    private CaptureManager capture;

    @Override
    protected void onCreate(Bundle bundle) {
        super.onCreate(bundle);
        if (getIntent().getBooleanExtra(ADD_AS_SECOND_DEVICE_EXTRA, false)) {
            setContentView(R.layout.activity_registration_2nd_device_qr);
            getSupportActionBar().setTitle(R.string.multidevice_receiver_title);
        } else {
            setContentView(R.layout.activity_registration_qr);
            getSupportActionBar().setTitle(R.string.scan_invitation_code);
        }
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        CompoundBarcodeView findViewById = findViewById(R.id.zxing_barcode_scanner);
        this.barcodeScannerView = findViewById;
        findViewById.setStatusText(getString(R.string.qrscan_hint) + "\n ");
        if (findViewById(R.id.same_network_hint) != null) {
            BackupTransferActivity.appendSSID(this, (TextView) findViewById(R.id.same_network_hint));
        }
        if (bundle != null) {
            init(this.barcodeScannerView, getIntent(), bundle);
        }
        Permissions.with((Activity) this).request("android.permission.CAMERA").ifNecessary().withPermanentDenialDialog(getString(R.string.perm_explain_access_to_camera_denied)).onAnyResult(new Runnable() {
            @Override
            public final void run() {
                RegistrationQrActivity.this.handleQrScanWithPermissions();
            }
        }).onAnyDenied(new Runnable() {
            @Override
            public final void run() {
                RegistrationQrActivity.this.handleQrScanWithDeniedPermission();
            }
        }).execute();
    }

    public void handleQrScanWithPermissions() {
        init(this.barcodeScannerView, getIntent(), null);
    }

    public void handleQrScanWithDeniedPermission() {
        setResult(0);
        finish();
    }

    public boolean onOptionsItemSelected(MenuItem menuItem) {
        super.onOptionsItemSelected(menuItem);
        int itemId = menuItem.getItemId();
        if (itemId == 16908332) {
            finish();
            return true;
        }
        if (itemId == R.id.troubleshooting) {
            DcHelper.openHelp(this, "#multiclient");
            return true;
        }
        if (itemId != R.id.menu_paste) {
            return false;
        }
        Intent intent = new Intent();
        intent.putExtra(QRDATA_EXTRA, Util.getTextFromClipboard(this));
        setResult(-1, intent);
        finish();
        return true;
    }

    public void onRequestPermissionsResult(int i, String[] strArr, int[] iArr) {
        Permissions.onRequestPermissionsResult((Activity) this, i, strArr, iArr);
    }

    private void init(CompoundBarcodeView compoundBarcodeView, Intent intent, Bundle bundle) {
        CaptureManager captureManager = new CaptureManager(this, compoundBarcodeView);
        this.capture = captureManager;
        captureManager.initializeFromIntent(intent, bundle);
        this.capture.decode();
    }

    @Override
    protected void onResume() {
        super.onResume();
        CaptureManager captureManager = this.capture;
        if (captureManager != null) {
            captureManager.onResume();
        }
    }

    protected void onPause() {
        super.onPause();
        CaptureManager captureManager = this.capture;
        if (captureManager != null) {
            captureManager.onPause();
        }
    }

    protected void onDestroy() {
        super.onDestroy();
        CaptureManager captureManager = this.capture;
        if (captureManager != null) {
            captureManager.onDestroy();
        }
    }

    public boolean onPrepareOptionsMenu(Menu menu) {
        menu.clear();
        getMenuInflater().inflate(R.menu.registration_qr_activity, menu);
        menu.findItem(R.id.troubleshooting).setVisible(getIntent().getBooleanExtra(ADD_AS_SECOND_DEVICE_EXTRA, false));
        return super.onPrepareOptionsMenu(menu);
    }

    protected void onSaveInstanceState(Bundle bundle) {
        super.onSaveInstanceState(bundle);
        CaptureManager captureManager = this.capture;
        if (captureManager != null) {
            captureManager.onSaveInstanceState(bundle);
        }
    }

    public boolean onKeyDown(int i, KeyEvent keyEvent) {
        return this.barcodeScannerView.onKeyDown(i, keyEvent) || super.onKeyDown(i, keyEvent);
    }
}