94 lines
3.0 KiB
Java
94 lines
3.0 KiB
Java
package org.thoughtcrime.securesms.components.settings;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentActivity;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import org.thoughtcrime.securesms.R;
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import org.thoughtcrime.securesms.util.MappingModelList;
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import java.io.Serializable;
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import java.util.Objects;
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/**
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* A simple settings screen that takes its configuration via {@link Configuration}.
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*/
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public class BaseSettingsFragment extends Fragment {
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private static final String CONFIGURATION_ARGUMENT = "current_selection";
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private RecyclerView recycler;
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public static @NonNull BaseSettingsFragment create(@NonNull Configuration configuration) {
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BaseSettingsFragment fragment = new BaseSettingsFragment();
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Bundle arguments = new Bundle();
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arguments.putSerializable(CONFIGURATION_ARGUMENT, configuration);
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fragment.setArguments(arguments);
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return fragment;
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}
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@Override
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public @Nullable View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.base_settings_fragment, container, false);
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recycler = view.findViewById(R.id.base_settings_list);
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recycler.setItemAnimator(null);
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return view;
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}
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@Override
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public void onActivityCreated(@Nullable Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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BaseSettingsAdapter adapter = new BaseSettingsAdapter();
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recycler.setLayoutManager(new LinearLayoutManager(requireContext()));
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recycler.setAdapter(adapter);
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Configuration configuration = (Configuration) Objects.requireNonNull(requireArguments().getSerializable(CONFIGURATION_ARGUMENT));
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configuration.configure(requireActivity(), adapter);
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configuration.setArguments(getArguments());
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configuration.configureAdapter(adapter);
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adapter.submitList(configuration.getSettings());
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}
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/**
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* A configuration for a settings screen. Utilizes serializable to hide
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* reflection of instantiating from a fragment argument.
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*/
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public static abstract class Configuration implements Serializable {
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protected transient FragmentActivity activity;
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protected transient BaseSettingsAdapter adapter;
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public void configure(@NonNull FragmentActivity activity, @NonNull BaseSettingsAdapter adapter) {
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this.activity = activity;
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this.adapter = adapter;
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}
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/**
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* Retrieve any runtime information from the fragment's arguments.
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*/
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public void setArguments(@Nullable Bundle arguments) {}
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protected void updateSettingsList() {
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adapter.submitList(getSettings());
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}
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public abstract void configureAdapter(@NonNull BaseSettingsAdapter adapter);
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public abstract @NonNull MappingModelList getSettings();
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}
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}
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