mirror of
https://github.com/yuzu-mirror/yuzu.git
synced 2024-11-03 06:19:59 +00:00
android: Convert EmulationActivity to Kotlin
This commit is contained in:
Charles Lombardo
bunnei
parent
7cd72a7c6d
commit
39a65f8446
2 changed files with 286 additions and 347 deletions
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@ -1,347 +0,0 @@
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package org.yuzu.yuzu_emu.activities;
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import android.app.Activity;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.graphics.Rect;
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import android.os.Bundle;
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import android.os.Handler;
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import android.preference.PreferenceManager;
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import android.view.InputDevice;
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import android.view.KeyEvent;
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import android.view.LayoutInflater;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.WindowManager;
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import android.widget.SeekBar;
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import android.widget.TextView;
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import androidx.annotation.IntDef;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.app.AlertDialog;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.core.app.NotificationManagerCompat;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentActivity;
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import androidx.fragment.app.FragmentManager;
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import org.yuzu.yuzu_emu.NativeLibrary;
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import org.yuzu.yuzu_emu.R;
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import org.yuzu.yuzu_emu.fragments.EmulationFragment;
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import org.yuzu.yuzu_emu.fragments.MenuFragment;
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import org.yuzu.yuzu_emu.utils.ControllerMappingHelper;
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import org.yuzu.yuzu_emu.utils.ForegroundService;
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import java.lang.annotation.Retention;
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import static java.lang.annotation.RetentionPolicy.SOURCE;
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public final class EmulationActivity extends AppCompatActivity {
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private static final String BACKSTACK_NAME_MENU = "menu";
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private static final String BACKSTACK_NAME_SUBMENU = "submenu";
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public static final String EXTRA_SELECTED_GAME = "SelectedGame";
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public static final String EXTRA_SELECTED_TITLE = "SelectedTitle";
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public static final int MENU_ACTION_EDIT_CONTROLS_PLACEMENT = 0;
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public static final int MENU_ACTION_TOGGLE_CONTROLS = 1;
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public static final int MENU_ACTION_ADJUST_SCALE = 2;
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public static final int MENU_ACTION_EXIT = 3;
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public static final int MENU_ACTION_SHOW_FPS = 4;
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public static final int MENU_ACTION_RESET_OVERLAY = 6;
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public static final int MENU_ACTION_SHOW_OVERLAY = 7;
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public static final int MENU_ACTION_OPEN_SETTINGS = 8;
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private static final int EMULATION_RUNNING_NOTIFICATION = 0x1000;
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private View mDecorView;
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private EmulationFragment mEmulationFragment;
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private SharedPreferences mPreferences;
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private ControllerMappingHelper mControllerMappingHelper;
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// TODO(bunnei): Disable notifications until we support app suspension.
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// private Intent foregroundService;
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private boolean activityRecreated;
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private String mSelectedTitle;
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private String mPath;
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private boolean mMenuVisible;
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public static void launch(FragmentActivity activity, String path, String title) {
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Intent launcher = new Intent(activity, EmulationActivity.class);
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launcher.putExtra(EXTRA_SELECTED_GAME, path);
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launcher.putExtra(EXTRA_SELECTED_TITLE, title);
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activity.startActivity(launcher);
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}
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public static void tryDismissRunningNotification(Activity activity) {
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// TODO(bunnei): Disable notifications until we support app suspension.
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// NotificationManagerCompat.from(activity).cancel(EMULATION_RUNNING_NOTIFICATION);
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}
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@Override
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protected void onDestroy() {
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// TODO(bunnei): Disable notifications until we support app suspension.
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// stopService(foregroundService);
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super.onDestroy();
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (savedInstanceState == null) {
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// Get params we were passed
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Intent gameToEmulate = getIntent();
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mPath = gameToEmulate.getStringExtra(EXTRA_SELECTED_GAME);
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mSelectedTitle = gameToEmulate.getStringExtra(EXTRA_SELECTED_TITLE);
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activityRecreated = false;
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} else {
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activityRecreated = true;
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restoreState(savedInstanceState);
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}
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mControllerMappingHelper = new ControllerMappingHelper();
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// Get a handle to the Window containing the UI.
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mDecorView = getWindow().getDecorView();
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mDecorView.setOnSystemUiVisibilityChangeListener(visibility ->
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{
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if ((visibility & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0) {
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// Go back to immersive fullscreen mode in 3s
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Handler handler = new Handler(getMainLooper());
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handler.postDelayed(this::enableFullscreenImmersive, 3000 /* 3s */);
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}
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});
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// Set these options now so that the SurfaceView the game renders into is the right size.
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enableFullscreenImmersive();
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setTheme(R.style.YuzuEmulationBase);
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setContentView(R.layout.activity_emulation);
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// Find or create the EmulationFragment
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mEmulationFragment = (EmulationFragment) getSupportFragmentManager()
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.findFragmentById(R.id.frame_emulation_fragment);
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if (mEmulationFragment == null) {
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mEmulationFragment = EmulationFragment.newInstance(mPath);
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getSupportFragmentManager().beginTransaction()
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.add(R.id.frame_emulation_fragment, mEmulationFragment)
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.commit();
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}
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setTitle(mSelectedTitle);
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mPreferences = PreferenceManager.getDefaultSharedPreferences(this);
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// Start a foreground service to prevent the app from getting killed in the background
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// TODO(bunnei): Disable notifications until we support app suspension.
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// foregroundService = new Intent(EmulationActivity.this, ForegroundService.class);
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// startForegroundService(foregroundService);
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}
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@Override
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protected void onSaveInstanceState(@NonNull Bundle outState) {
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outState.putString(EXTRA_SELECTED_GAME, mPath);
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outState.putString(EXTRA_SELECTED_TITLE, mSelectedTitle);
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super.onSaveInstanceState(outState);
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}
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protected void restoreState(Bundle savedInstanceState) {
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mPath = savedInstanceState.getString(EXTRA_SELECTED_GAME);
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mSelectedTitle = savedInstanceState.getString(EXTRA_SELECTED_TITLE);
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// If an alert prompt was in progress when state was restored, retry displaying it
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NativeLibrary.retryDisplayAlertPrompt();
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}
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@Override
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public void onRestart() {
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super.onRestart();
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}
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@Override
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public void onBackPressed() {
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toggleMenu();
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}
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private void enableFullscreenImmersive() {
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getWindow().getAttributes().layoutInDisplayCutoutMode=
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WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
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// It would be nice to use IMMERSIVE_STICKY, but that doesn't show the toolbar.
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mDecorView.setSystemUiVisibility(
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View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
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View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
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View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
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View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
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View.SYSTEM_UI_FLAG_FULLSCREEN |
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View.SYSTEM_UI_FLAG_IMMERSIVE);
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}
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public void handleMenuAction(int action) {
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switch (action) {
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case MENU_ACTION_EXIT:
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mEmulationFragment.stopEmulation();
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finish();
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break;
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}
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}
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private void editControlsPlacement() {
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if (mEmulationFragment.isConfiguringControls()) {
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mEmulationFragment.stopConfiguringControls();
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} else {
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mEmulationFragment.startConfiguringControls();
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}
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}
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private void adjustScale() {
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LayoutInflater inflater = LayoutInflater.from(this);
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View view = inflater.inflate(R.layout.dialog_seekbar, null);
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final SeekBar seekbar = view.findViewById(R.id.seekbar);
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final TextView value = view.findViewById(R.id.text_value);
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final TextView units = view.findViewById(R.id.text_units);
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seekbar.setMax(150);
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seekbar.setProgress(mPreferences.getInt("controlScale", 50));
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seekbar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
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public void onStartTrackingTouch(SeekBar seekBar) {
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}
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public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
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value.setText(String.valueOf(progress + 50));
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}
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public void onStopTrackingTouch(SeekBar seekBar) {
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setControlScale(seekbar.getProgress());
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}
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});
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value.setText(String.valueOf(seekbar.getProgress() + 50));
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units.setText("%");
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AlertDialog.Builder builder = new AlertDialog.Builder(this);
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builder.setTitle(R.string.emulation_control_scale);
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builder.setView(view);
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final int previousProgress = seekbar.getProgress();
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builder.setNegativeButton(android.R.string.cancel, (dialogInterface, i) -> {
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setControlScale(previousProgress);
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});
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builder.setPositiveButton(android.R.string.ok, (dialogInterface, i) ->
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{
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setControlScale(seekbar.getProgress());
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});
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builder.setNeutralButton(R.string.slider_default, (dialogInterface, i) -> {
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setControlScale(50);
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});
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AlertDialog alertDialog = builder.create();
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alertDialog.show();
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}
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private void setControlScale(int scale) {
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SharedPreferences.Editor editor = mPreferences.edit();
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editor.putInt("controlScale", scale);
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editor.apply();
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mEmulationFragment.refreshInputOverlay();
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}
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private void resetOverlay() {
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new AlertDialog.Builder(this)
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.setTitle(getString(R.string.emulation_touch_overlay_reset))
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.setPositiveButton(android.R.string.yes, (dialogInterface, i) -> mEmulationFragment.resetInputOverlay())
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.setNegativeButton(android.R.string.cancel, (dialogInterface, i) -> {
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})
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.create()
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.show();
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}
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private static boolean areCoordinatesOutside(@Nullable View view, float x, float y)
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{
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if (view == null)
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{
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return true;
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}
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Rect viewBounds = new Rect();
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view.getGlobalVisibleRect(viewBounds);
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return !viewBounds.contains(Math.round(x), Math.round(y));
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}
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@Override
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public boolean dispatchTouchEvent(MotionEvent event)
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{
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if (event.getActionMasked() == MotionEvent.ACTION_DOWN)
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{
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boolean anyMenuClosed = false;
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Fragment submenu = getSupportFragmentManager().findFragmentById(R.id.frame_submenu);
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if (submenu != null && areCoordinatesOutside(submenu.getView(), event.getX(), event.getY()))
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{
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closeSubmenu();
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submenu = null;
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anyMenuClosed = true;
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}
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if (submenu == null)
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{
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Fragment menu = getSupportFragmentManager().findFragmentById(R.id.frame_menu);
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if (menu != null && areCoordinatesOutside(menu.getView(), event.getX(), event.getY()))
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{
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closeMenu();
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anyMenuClosed = true;
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}
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}
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if (anyMenuClosed)
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{
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return true;
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}
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}
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return super.dispatchTouchEvent(event);
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}
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public boolean isActivityRecreated() {
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return activityRecreated;
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}
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@Retention(SOURCE)
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@IntDef({MENU_ACTION_EDIT_CONTROLS_PLACEMENT, MENU_ACTION_TOGGLE_CONTROLS, MENU_ACTION_ADJUST_SCALE,
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MENU_ACTION_EXIT, MENU_ACTION_SHOW_FPS, MENU_ACTION_RESET_OVERLAY, MENU_ACTION_SHOW_OVERLAY, MENU_ACTION_OPEN_SETTINGS})
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public @interface MenuAction {
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}
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private boolean closeSubmenu()
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{
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return getSupportFragmentManager().popBackStackImmediate(BACKSTACK_NAME_SUBMENU,
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FragmentManager.POP_BACK_STACK_INCLUSIVE);
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}
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private boolean closeMenu()
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{
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mMenuVisible = false;
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return getSupportFragmentManager().popBackStackImmediate(BACKSTACK_NAME_MENU,
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FragmentManager.POP_BACK_STACK_INCLUSIVE);
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}
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private void toggleMenu()
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{
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if (!closeMenu()) {
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// Removing the menu failed, so that means it wasn't visible. Add it.
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Fragment fragment = MenuFragment.newInstance();
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getSupportFragmentManager().beginTransaction()
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.setCustomAnimations(
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R.animator.menu_slide_in_from_start,
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R.animator.menu_slide_out_to_start,
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R.animator.menu_slide_in_from_start,
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R.animator.menu_slide_out_to_start)
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.add(R.id.frame_menu, fragment)
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.addToBackStack(BACKSTACK_NAME_MENU)
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.commit();
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mMenuVisible = true;
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}
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}
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}
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@ -0,0 +1,286 @@
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package org.yuzu.yuzu_emu.activities
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import android.app.Activity
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import android.content.DialogInterface
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import android.content.Intent
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import android.graphics.Rect
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.MotionEvent
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import android.view.View
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import android.view.WindowManager
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import android.widget.TextView
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import androidx.activity.OnBackPressedCallback
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import androidx.annotation.IntDef
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import androidx.appcompat.app.AppCompatActivity
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.FragmentActivity
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import androidx.fragment.app.FragmentManager
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import androidx.preference.PreferenceManager
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import com.google.android.material.dialog.MaterialAlertDialogBuilder
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import com.google.android.material.slider.Slider
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import com.google.android.material.slider.Slider.OnChangeListener
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import org.yuzu.yuzu_emu.NativeLibrary
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import org.yuzu.yuzu_emu.R
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import org.yuzu.yuzu_emu.features.settings.model.Settings
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import org.yuzu.yuzu_emu.fragments.EmulationFragment
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import org.yuzu.yuzu_emu.fragments.MenuFragment
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import org.yuzu.yuzu_emu.utils.ControllerMappingHelper
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import kotlin.math.roundToInt
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open class EmulationActivity : AppCompatActivity() {
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private var controllerMappingHelper: ControllerMappingHelper? = null
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// TODO(bunnei): Disable notifications until we support app suspension.
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//private Intent foregroundService;
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var isActivityRecreated = false
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private var selectedTitle: String? = null
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private var path: String? = null
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private var menuVisible = false
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private var emulationFragment: EmulationFragment? = null
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override fun onDestroy() {
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// TODO(bunnei): Disable notifications until we support app suspension.
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//stopService(foregroundService);
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super.onDestroy()
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}
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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if (savedInstanceState == null) {
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// Get params we were passed
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val gameToEmulate = intent
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path = gameToEmulate.getStringExtra(EXTRA_SELECTED_GAME)
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selectedTitle = gameToEmulate.getStringExtra(EXTRA_SELECTED_TITLE)
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isActivityRecreated = false
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} else {
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isActivityRecreated = true
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restoreState(savedInstanceState)
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}
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controllerMappingHelper = ControllerMappingHelper()
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// Set these options now so that the SurfaceView the game renders into is the right size.
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enableFullscreenImmersive()
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setContentView(R.layout.activity_emulation)
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// Find or create the EmulationFragment
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var emulationFragment =
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supportFragmentManager.findFragmentById(R.id.frame_emulation_fragment) as EmulationFragment?
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if (emulationFragment == null) {
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emulationFragment = EmulationFragment.newInstance(path)
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supportFragmentManager.beginTransaction()
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.add(R.id.frame_emulation_fragment, emulationFragment)
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.commit()
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}
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title = selectedTitle
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// Start a foreground service to prevent the app from getting killed in the background
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// TODO(bunnei): Disable notifications until we support app suspension.
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//foregroundService = new Intent(EmulationActivity.this, ForegroundService.class);
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//startForegroundService(foregroundService);
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onBackPressedDispatcher.addCallback(this, object : OnBackPressedCallback(true) {
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override fun handleOnBackPressed() {
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toggleMenu()
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}
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})
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}
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override fun onSaveInstanceState(outState: Bundle) {
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outState.putString(EXTRA_SELECTED_GAME, path)
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outState.putString(EXTRA_SELECTED_TITLE, selectedTitle)
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super.onSaveInstanceState(outState)
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}
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private fun restoreState(savedInstanceState: Bundle) {
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path = savedInstanceState.getString(EXTRA_SELECTED_GAME)
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selectedTitle = savedInstanceState.getString(EXTRA_SELECTED_TITLE)
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// If an alert prompt was in progress when state was restored, retry displaying it
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NativeLibrary.retryDisplayAlertPrompt()
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}
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private fun enableFullscreenImmersive() {
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window.attributes.layoutInDisplayCutoutMode =
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WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES
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// It would be nice to use IMMERSIVE_STICKY, but that doesn't show the toolbar.
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window.decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_LAYOUT_STABLE or
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View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION or
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View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or
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View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or
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View.SYSTEM_UI_FLAG_FULLSCREEN or
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View.SYSTEM_UI_FLAG_IMMERSIVE
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}
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fun handleMenuAction(action: Int) {
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when (action) {
|
||||
MENU_ACTION_EXIT -> {
|
||||
emulationFragment!!.stopEmulation()
|
||||
finish()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private fun editControlsPlacement() {
|
||||
if (emulationFragment!!.isConfiguringControls) {
|
||||
emulationFragment!!.stopConfiguringControls()
|
||||
} else {
|
||||
emulationFragment!!.startConfiguringControls()
|
||||
}
|
||||
}
|
||||
|
||||
private fun adjustScale() {
|
||||
val inflater = LayoutInflater.from(this)
|
||||
val view = inflater.inflate(R.layout.dialog_slider, null)
|
||||
val slider = view.findViewById<Slider>(R.id.slider)
|
||||
val textValue = view.findViewById<TextView>(R.id.text_value)
|
||||
val units = view.findViewById<TextView>(R.id.text_units)
|
||||
|
||||
slider.valueTo = 150F
|
||||
slider.value = PreferenceManager.getDefaultSharedPreferences(applicationContext)
|
||||
.getInt(Settings.PREF_CONTROL_SCALE, 50).toFloat()
|
||||
slider.addOnChangeListener(OnChangeListener { _, value, _ ->
|
||||
textValue.text = value.toString()
|
||||
setControlScale(value.toInt())
|
||||
})
|
||||
textValue.text = slider.value.toString()
|
||||
units.text = "%"
|
||||
MaterialAlertDialogBuilder(this)
|
||||
.setTitle(R.string.emulation_control_scale)
|
||||
.setView(view)
|
||||
.setNegativeButton(android.R.string.cancel, null)
|
||||
.setPositiveButton(android.R.string.ok) { _: DialogInterface?, _: Int ->
|
||||
setControlScale(slider.value.toInt())
|
||||
}
|
||||
.setNeutralButton(R.string.slider_default) { _: DialogInterface?, _: Int ->
|
||||
setControlScale(50)
|
||||
}
|
||||
.show()
|
||||
}
|
||||
|
||||
private fun setControlScale(scale: Int) {
|
||||
PreferenceManager.getDefaultSharedPreferences(applicationContext).edit()
|
||||
.putInt(Settings.PREF_CONTROL_SCALE, scale)
|
||||
.apply()
|
||||
emulationFragment!!.refreshInputOverlay()
|
||||
}
|
||||
|
||||
private fun resetOverlay() {
|
||||
MaterialAlertDialogBuilder(this)
|
||||
.setTitle(getString(R.string.emulation_touch_overlay_reset))
|
||||
.setPositiveButton(android.R.string.ok) { _: DialogInterface?, _: Int -> emulationFragment!!.resetInputOverlay() }
|
||||
.setNegativeButton(android.R.string.cancel, null)
|
||||
.create()
|
||||
.show()
|
||||
}
|
||||
|
||||
override fun dispatchTouchEvent(event: MotionEvent): Boolean {
|
||||
if (event.actionMasked == MotionEvent.ACTION_DOWN) {
|
||||
var anyMenuClosed = false
|
||||
var submenu = supportFragmentManager.findFragmentById(R.id.frame_submenu)
|
||||
if (submenu != null && areCoordinatesOutside(submenu.view, event.x, event.y)) {
|
||||
closeSubmenu()
|
||||
submenu = null
|
||||
anyMenuClosed = true
|
||||
}
|
||||
if (submenu == null) {
|
||||
val menu = supportFragmentManager.findFragmentById(R.id.frame_menu)
|
||||
if (menu != null && areCoordinatesOutside(menu.view, event.x, event.y)) {
|
||||
closeMenu()
|
||||
anyMenuClosed = true
|
||||
}
|
||||
}
|
||||
if (anyMenuClosed) {
|
||||
return true
|
||||
}
|
||||
}
|
||||
return super.dispatchTouchEvent(event)
|
||||
}
|
||||
|
||||
@Retention(AnnotationRetention.SOURCE)
|
||||
@IntDef(
|
||||
MENU_ACTION_EDIT_CONTROLS_PLACEMENT,
|
||||
MENU_ACTION_TOGGLE_CONTROLS,
|
||||
MENU_ACTION_ADJUST_SCALE,
|
||||
MENU_ACTION_EXIT,
|
||||
MENU_ACTION_SHOW_FPS,
|
||||
MENU_ACTION_RESET_OVERLAY,
|
||||
MENU_ACTION_SHOW_OVERLAY,
|
||||
MENU_ACTION_OPEN_SETTINGS
|
||||
)
|
||||
annotation class MenuAction
|
||||
|
||||
private fun closeSubmenu(): Boolean {
|
||||
return supportFragmentManager.popBackStackImmediate(
|
||||
BACKSTACK_NAME_SUBMENU,
|
||||
FragmentManager.POP_BACK_STACK_INCLUSIVE
|
||||
)
|
||||
}
|
||||
|
||||
private fun closeMenu(): Boolean {
|
||||
menuVisible = false
|
||||
return supportFragmentManager.popBackStackImmediate(
|
||||
BACKSTACK_NAME_MENU,
|
||||
FragmentManager.POP_BACK_STACK_INCLUSIVE
|
||||
)
|
||||
}
|
||||
|
||||
private fun toggleMenu() {
|
||||
if (!closeMenu()) {
|
||||
val fragment: Fragment = MenuFragment.newInstance()
|
||||
supportFragmentManager.beginTransaction()
|
||||
.setCustomAnimations(
|
||||
R.animator.menu_slide_in_from_start,
|
||||
R.animator.menu_slide_out_to_start,
|
||||
R.animator.menu_slide_in_from_start,
|
||||
R.animator.menu_slide_out_to_start
|
||||
)
|
||||
.add(R.id.frame_menu, fragment)
|
||||
.addToBackStack(BACKSTACK_NAME_MENU)
|
||||
.commit()
|
||||
menuVisible = true
|
||||
}
|
||||
}
|
||||
|
||||
companion object {
|
||||
private const val BACKSTACK_NAME_MENU = "menu"
|
||||
private const val BACKSTACK_NAME_SUBMENU = "submenu"
|
||||
const val EXTRA_SELECTED_GAME = "SelectedGame"
|
||||
const val EXTRA_SELECTED_TITLE = "SelectedTitle"
|
||||
const val MENU_ACTION_EDIT_CONTROLS_PLACEMENT = 0
|
||||
const val MENU_ACTION_TOGGLE_CONTROLS = 1
|
||||
const val MENU_ACTION_ADJUST_SCALE = 2
|
||||
const val MENU_ACTION_EXIT = 3
|
||||
const val MENU_ACTION_SHOW_FPS = 4
|
||||
const val MENU_ACTION_RESET_OVERLAY = 6
|
||||
const val MENU_ACTION_SHOW_OVERLAY = 7
|
||||
const val MENU_ACTION_OPEN_SETTINGS = 8
|
||||
private const val EMULATION_RUNNING_NOTIFICATION = 0x1000
|
||||
|
||||
@JvmStatic
|
||||
fun launch(activity: FragmentActivity, path: String?, title: String?) {
|
||||
val launcher = Intent(activity, EmulationActivity::class.java)
|
||||
launcher.putExtra(EXTRA_SELECTED_GAME, path)
|
||||
launcher.putExtra(EXTRA_SELECTED_TITLE, title)
|
||||
activity.startActivity(launcher)
|
||||
}
|
||||
|
||||
@JvmStatic
|
||||
fun tryDismissRunningNotification(activity: Activity?) {
|
||||
// TODO(bunnei): Disable notifications until we support app suspension.
|
||||
//NotificationManagerCompat.from(activity).cancel(EMULATION_RUNNING_NOTIFICATION);
|
||||
}
|
||||
|
||||
private fun areCoordinatesOutside(view: View?, x: Float, y: Float): Boolean {
|
||||
if (view == null) {
|
||||
return true
|
||||
}
|
||||
val viewBounds = Rect()
|
||||
view.getGlobalVisibleRect(viewBounds)
|
||||
return !viewBounds.contains(x.roundToInt(), y.roundToInt())
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue