在片段中隐藏SearchView

<androidx.appcompat.widget.Toolbar
    android:id="@+id/toolbar"
    android:layout_width="match_parent"
    android:layout_height="?attr/actionBarSize"
    android:background="?attr/colorPrimary"
    app:title="Search Example" />

<androidx.appcompat.widget.SearchView
    android:id="@+id/searchView"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:visibility="gone" />

public class MainActivity extends AppCompatActivity {

    private Toolbar toolbar;
    private SearchView searchView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        searchView = findViewById(R.id.searchView);

        // 模拟权限检查
        if (hasSearchPermission()) {
            searchView.setVisibility(View.VISIBLE);
        } else {
            searchView.setVisibility(View.GONE);
        }
    }

    private boolean hasSearchPermission() {
        // 这里可以添加权限检查逻辑
        return true; // 示例中默认返回 true
    }
}