Revert "WIP"

This reverts commit 3538c61582.

app/src/main/java/com/example/childguard/QrControlActivity.java

@@ -8,14 +8,8 @@ import androidx.core.graphics.Insets;
 import androidx.core.view.ViewCompat;
 import androidx.core.view.WindowInsetsCompat;
 
-import com.google.android.material.appbar.MaterialToolbar;
-
-import java.util.Objects;
-
 public class QrControlActivity extends AppCompatActivity {
 
-
-
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -26,25 +20,5 @@ public class QrControlActivity extends AppCompatActivity {
             v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
             return insets;
         });
-
-        MaterialToolbar toolbar = findViewById(R.id.qr_control_toolbar);
-        setSupportActionBar(toolbar);
-        Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
-
-
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(android.view.Menu menu) {
-        getMenuInflater().inflate(R.menu.qr_preview_manu, menu);
-        return true;
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(android.view.MenuItem item) {
-        if (item.getItemId() == R.id.print_qr) {
-
-        }
-        return super.onOptionsItemSelected(item);
     }
 }