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-rw-r--r--src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.java244
-rw-r--r--src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt178
2 files changed, 178 insertions, 244 deletions
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.java b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.java
deleted file mode 100644
index ed1a000c7..000000000
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.java
+++ /dev/null
@@ -1,244 +0,0 @@
-package org.yuzu.yuzu_emu.adapters;
-
-import android.database.Cursor;
-import android.database.DataSetObserver;
-import android.graphics.Rect;
-import android.graphics.drawable.Drawable;
-import android.os.Build;
-import android.os.SystemClock;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.RequiresApi;
-import androidx.core.content.ContextCompat;
-import androidx.fragment.app.FragmentActivity;
-import androidx.recyclerview.widget.RecyclerView;
-
-import org.yuzu.yuzu_emu.YuzuApplication;
-import org.yuzu.yuzu_emu.R;
-import org.yuzu.yuzu_emu.activities.EmulationActivity;
-import org.yuzu.yuzu_emu.model.GameDatabase;
-import org.yuzu.yuzu_emu.ui.DividerItemDecoration;
-import org.yuzu.yuzu_emu.utils.FileUtil;
-import org.yuzu.yuzu_emu.utils.Log;
-import org.yuzu.yuzu_emu.utils.PicassoUtils;
-import org.yuzu.yuzu_emu.viewholders.GameViewHolder;
-
-import java.util.stream.Stream;
-
-/**
- * This adapter gets its information from a database Cursor. This fact, paired with the usage of
- * ContentProviders and Loaders, allows for efficient display of a limited view into a (possibly)
- * large dataset.
- */
-public final class GameAdapter extends RecyclerView.Adapter<GameViewHolder> implements
- View.OnClickListener {
- private Cursor mCursor;
- private GameDataSetObserver mObserver;
-
- private boolean mDatasetValid;
- private long mLastClickTime = 0;
-
- /**
- * Initializes the adapter's observer, which watches for changes to the dataset. The adapter will
- * display no data until a Cursor is supplied by a CursorLoader.
- */
- public GameAdapter() {
- mDatasetValid = false;
- mObserver = new GameDataSetObserver();
- }
-
- /**
- * Called by the LayoutManager when it is necessary to create a new view.
- *
- * @param parent The RecyclerView (I think?) the created view will be thrown into.
- * @param viewType Not used here, but useful when more than one type of child will be used in the RecyclerView.
- * @return The created ViewHolder with references to all the child view's members.
- */
- @Override
- public GameViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
- // Create a new view.
- View gameCard = LayoutInflater.from(parent.getContext())
- .inflate(R.layout.card_game, parent, false);
-
- gameCard.setOnClickListener(this);
-
- // Use that view to create a ViewHolder.
- return new GameViewHolder(gameCard);
- }
-
- /**
- * Called by the LayoutManager when a new view is not necessary because we can recycle
- * an existing one (for example, if a view just scrolled onto the screen from the bottom, we
- * can use the view that just scrolled off the top instead of inflating a new one.)
- *
- * @param holder A ViewHolder representing the view we're recycling.
- * @param position The position of the 'new' view in the dataset.
- */
- @RequiresApi(api = Build.VERSION_CODES.O)
- @Override
- public void onBindViewHolder(@NonNull GameViewHolder holder, int position) {
- if (mDatasetValid) {
- if (mCursor.moveToPosition(position)) {
- PicassoUtils.loadGameIcon(holder.imageIcon,
- mCursor.getString(GameDatabase.GAME_COLUMN_PATH));
-
- holder.textGameTitle.setText(mCursor.getString(GameDatabase.GAME_COLUMN_TITLE).replaceAll("[\\t\\n\\r]+", " "));
- holder.textGameCaption.setText(mCursor.getString(GameDatabase.GAME_COLUMN_CAPTION));
-
- // TODO These shouldn't be necessary once the move to a DB-based model is complete.
- holder.gameId = mCursor.getString(GameDatabase.GAME_COLUMN_GAME_ID);
- holder.path = mCursor.getString(GameDatabase.GAME_COLUMN_PATH);
- holder.title = mCursor.getString(GameDatabase.GAME_COLUMN_TITLE);
- holder.description = mCursor.getString(GameDatabase.GAME_COLUMN_DESCRIPTION);
- holder.regions = mCursor.getString(GameDatabase.GAME_COLUMN_REGIONS);
- holder.company = mCursor.getString(GameDatabase.GAME_COLUMN_CAPTION);
-
- final int backgroundColorId = isValidGame(holder.path) ? R.color.view_background : R.color.view_disabled;
- View itemView = holder.getItemView();
- itemView.setBackgroundColor(ContextCompat.getColor(itemView.getContext(), backgroundColorId));
- } else {
- Log.error("[GameAdapter] Can't bind view; Cursor is not valid.");
- }
- } else {
- Log.error("[GameAdapter] Can't bind view; dataset is not valid.");
- }
- }
-
- /**
- * Called by the LayoutManager to find out how much data we have.
- *
- * @return Size of the dataset.
- */
- @Override
- public int getItemCount() {
- if (mDatasetValid && mCursor != null) {
- return mCursor.getCount();
- }
- Log.error("[GameAdapter] Dataset is not valid.");
- return 0;
- }
-
- /**
- * Return the contents of the _id column for a given row.
- *
- * @param position The row for which Android wants an ID.
- * @return A valid ID from the database, or 0 if not available.
- */
- @Override
- public long getItemId(int position) {
- if (mDatasetValid && mCursor != null) {
- if (mCursor.moveToPosition(position)) {
- return mCursor.getLong(GameDatabase.COLUMN_DB_ID);
- }
- }
-
- Log.error("[GameAdapter] Dataset is not valid.");
- return 0;
- }
-
- /**
- * Tell Android whether or not each item in the dataset has a stable identifier.
- * Which it does, because it's a database, so always tell Android 'true'.
- *
- * @param hasStableIds ignored.
- */
- @Override
- public void setHasStableIds(boolean hasStableIds) {
- super.setHasStableIds(true);
- }
-
- /**
- * When a load is finished, call this to replace the existing data with the newly-loaded
- * data.
- *
- * @param cursor The newly-loaded Cursor.
- */
- public void swapCursor(Cursor cursor) {
- // Sanity check.
- if (cursor == mCursor) {
- return;
- }
-
- // Before getting rid of the old cursor, disassociate it from the Observer.
- final Cursor oldCursor = mCursor;
- if (oldCursor != null && mObserver != null) {
- oldCursor.unregisterDataSetObserver(mObserver);
- }
-
- mCursor = cursor;
- if (mCursor != null) {
- // Attempt to associate the new Cursor with the Observer.
- if (mObserver != null) {
- mCursor.registerDataSetObserver(mObserver);
- }
-
- mDatasetValid = true;
- } else {
- mDatasetValid = false;
- }
-
- notifyDataSetChanged();
- }
-
- /**
- * Launches the game that was clicked on.
- *
- * @param view The card representing the game the user wants to play.
- */
- @Override
- public void onClick(View view) {
- // Double-click prevention, using threshold of 1000 ms
- if (SystemClock.elapsedRealtime() - mLastClickTime < 1000) {
- return;
- }
- mLastClickTime = SystemClock.elapsedRealtime();
-
- GameViewHolder holder = (GameViewHolder) view.getTag();
-
- EmulationActivity.launch((FragmentActivity) view.getContext(), holder.path, holder.title);
- }
-
- public static class SpacesItemDecoration extends DividerItemDecoration {
- private int space;
-
- public SpacesItemDecoration(Drawable divider, int space) {
- super(divider);
- this.space = space;
- }
-
- @Override
- public void getItemOffsets(Rect outRect, @NonNull View view, @NonNull RecyclerView parent,
- @NonNull RecyclerView.State state) {
- outRect.left = 0;
- outRect.right = 0;
- outRect.bottom = space;
- outRect.top = 0;
- }
- }
-
- private boolean isValidGame(String path) {
- return Stream.of(
- ".rar", ".zip", ".7z", ".torrent", ".tar", ".gz").noneMatch(suffix -> path.toLowerCase().endsWith(suffix));
- }
-
- private final class GameDataSetObserver extends DataSetObserver {
- @Override
- public void onChanged() {
- super.onChanged();
-
- mDatasetValid = true;
- notifyDataSetChanged();
- }
-
- @Override
- public void onInvalidated() {
- super.onInvalidated();
-
- mDatasetValid = false;
- notifyDataSetChanged();
- }
- }
-}
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
new file mode 100644
index 000000000..b3761166d
--- /dev/null
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
@@ -0,0 +1,178 @@
+package org.yuzu.yuzu_emu.adapters
+
+import android.database.Cursor
+import android.database.DataSetObserver
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.FragmentActivity
+import androidx.recyclerview.widget.RecyclerView
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.activities.EmulationActivity.Companion.launch
+import org.yuzu.yuzu_emu.model.GameDatabase
+import org.yuzu.yuzu_emu.utils.Log
+import org.yuzu.yuzu_emu.utils.PicassoUtils
+import org.yuzu.yuzu_emu.viewholders.GameViewHolder
+import java.util.*
+import java.util.stream.Stream
+
+/**
+ * This adapter gets its information from a database Cursor. This fact, paired with the usage of
+ * ContentProviders and Loaders, allows for efficient display of a limited view into a (possibly)
+ * large dataset.
+ */
+class GameAdapter : RecyclerView.Adapter<GameViewHolder>(), View.OnClickListener {
+ private var cursor: Cursor? = null
+ private val observer: GameDataSetObserver?
+ private var isDatasetValid = false
+
+ /**
+ * Initializes the adapter's observer, which watches for changes to the dataset. The adapter will
+ * display no data until a Cursor is supplied by a CursorLoader.
+ */
+ init {
+ observer = GameDataSetObserver()
+ }
+
+ override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): GameViewHolder {
+ // Create a new view.
+ val gameCard = LayoutInflater.from(parent.context)
+ .inflate(R.layout.card_game, parent, false)
+ gameCard.setOnClickListener(this)
+
+ // Use that view to create a ViewHolder.
+ return GameViewHolder(gameCard)
+ }
+
+ override fun onBindViewHolder(holder: GameViewHolder, position: Int) {
+ if (isDatasetValid) {
+ if (cursor!!.moveToPosition(position)) {
+ PicassoUtils.loadGameIcon(
+ holder.imageIcon,
+ cursor!!.getString(GameDatabase.GAME_COLUMN_PATH)
+ )
+ holder.textGameTitle.text =
+ cursor!!.getString(GameDatabase.GAME_COLUMN_TITLE)
+ .replace("[\\t\\n\\r]+".toRegex(), " ")
+ holder.textGameCaption.text = cursor!!.getString(GameDatabase.GAME_COLUMN_CAPTION)
+
+ // TODO These shouldn't be necessary once the move to a DB-based model is complete.
+ holder.gameId = cursor!!.getString(GameDatabase.GAME_COLUMN_GAME_ID)
+ holder.path = cursor!!.getString(GameDatabase.GAME_COLUMN_PATH)
+ holder.title = cursor!!.getString(GameDatabase.GAME_COLUMN_TITLE)
+ holder.description = cursor!!.getString(GameDatabase.GAME_COLUMN_DESCRIPTION)
+ holder.regions = cursor!!.getString(GameDatabase.GAME_COLUMN_REGIONS)
+ holder.company = cursor!!.getString(GameDatabase.GAME_COLUMN_CAPTION)
+ val backgroundColorId =
+ if (isValidGame(holder.path!!)) R.color.view_background else R.color.view_disabled
+ val itemView = holder.itemView
+ itemView.setBackgroundColor(
+ ContextCompat.getColor(
+ itemView.context,
+ backgroundColorId
+ )
+ )
+ } else {
+ Log.error("[GameAdapter] Can't bind view; Cursor is not valid.")
+ }
+ } else {
+ Log.error("[GameAdapter] Can't bind view; dataset is not valid.")
+ }
+ }
+
+ override fun getItemCount(): Int {
+ if (isDatasetValid && cursor != null) {
+ return cursor!!.count
+ }
+ Log.error("[GameAdapter] Dataset is not valid.")
+ return 0
+ }
+
+ /**
+ * Return the contents of the _id column for a given row.
+ *
+ * @param position The row for which Android wants an ID.
+ * @return A valid ID from the database, or 0 if not available.
+ */
+ override fun getItemId(position: Int): Long {
+ if (isDatasetValid && cursor != null) {
+ if (cursor!!.moveToPosition(position)) {
+ return cursor!!.getLong(GameDatabase.COLUMN_DB_ID)
+ }
+ }
+ Log.error("[GameAdapter] Dataset is not valid.")
+ return 0
+ }
+
+ /**
+ * Tell Android whether or not each item in the dataset has a stable identifier.
+ * Which it does, because it's a database, so always tell Android 'true'.
+ *
+ * @param hasStableIds ignored.
+ */
+ override fun setHasStableIds(hasStableIds: Boolean) {
+ super.setHasStableIds(true)
+ }
+
+ /**
+ * When a load is finished, call this to replace the existing data with the newly-loaded
+ * data.
+ *
+ * @param cursor The newly-loaded Cursor.
+ */
+ fun swapCursor(cursor: Cursor) {
+ // Sanity check.
+ if (cursor === this.cursor) {
+ return
+ }
+
+ // Before getting rid of the old cursor, disassociate it from the Observer.
+ val oldCursor = this.cursor
+ if (oldCursor != null && observer != null) {
+ oldCursor.unregisterDataSetObserver(observer)
+ }
+ this.cursor = cursor
+ isDatasetValid = if (this.cursor != null) {
+ // Attempt to associate the new Cursor with the Observer.
+ if (observer != null) {
+ this.cursor!!.registerDataSetObserver(observer)
+ }
+ true
+ } else {
+ false
+ }
+ notifyDataSetChanged()
+ }
+
+ /**
+ * Launches the game that was clicked on.
+ *
+ * @param view The card representing the game the user wants to play.
+ */
+ override fun onClick(view: View) {
+ val holder = view.tag as GameViewHolder
+ launch((view.context as FragmentActivity), holder.path, holder.title)
+ }
+
+ private fun isValidGame(path: String): Boolean {
+ return Stream.of(".rar", ".zip", ".7z", ".torrent", ".tar", ".gz")
+ .noneMatch { suffix: String? ->
+ path.lowercase(Locale.getDefault()).endsWith(suffix!!)
+ }
+ }
+
+ private inner class GameDataSetObserver : DataSetObserver() {
+ override fun onChanged() {
+ super.onChanged()
+ isDatasetValid = true
+ notifyDataSetChanged()
+ }
+
+ override fun onInvalidated() {
+ super.onInvalidated()
+ isDatasetValid = false
+ notifyDataSetChanged()
+ }
+ }
+}