Android: Convert CheatsAdapter to Kotlin
This commit is contained in:
Charles Lombardo
parent
23d9def613
commit
fcfde12c52
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// SPDX-License-Identifier: GPL-2.0-or-later
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package org.dolphinemu.dolphinemu.features.cheats.ui;
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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.recyclerview.widget.RecyclerView;
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import org.dolphinemu.dolphinemu.R;
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import org.dolphinemu.dolphinemu.databinding.ListItemCheatBinding;
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import org.dolphinemu.dolphinemu.databinding.ListItemHeaderBinding;
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import org.dolphinemu.dolphinemu.databinding.ListItemSubmenuBinding;
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import org.dolphinemu.dolphinemu.features.cheats.model.ARCheat;
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import org.dolphinemu.dolphinemu.features.cheats.model.CheatsViewModel;
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import org.dolphinemu.dolphinemu.features.cheats.model.GeckoCheat;
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import org.dolphinemu.dolphinemu.features.cheats.model.GraphicsMod;
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import org.dolphinemu.dolphinemu.features.cheats.model.PatchCheat;
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import java.util.ArrayList;
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public class CheatsAdapter extends RecyclerView.Adapter<CheatItemViewHolder>
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{
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private final CheatsActivity mActivity;
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private final CheatsViewModel mViewModel;
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public CheatsAdapter(CheatsActivity activity, CheatsViewModel viewModel)
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{
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mActivity = activity;
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mViewModel = viewModel;
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mViewModel.getCheatAddedEvent().observe(activity, (position) ->
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{
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if (position != null)
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notifyItemInserted(position);
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});
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mViewModel.getCheatChangedEvent().observe(activity, (position) ->
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{
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if (position != null)
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notifyItemChanged(position);
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});
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mViewModel.getCheatDeletedEvent().observe(activity, (position) ->
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{
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if (position != null)
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notifyItemRemoved(position);
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});
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mViewModel.getGeckoCheatsDownloadedEvent().observe(activity, (cheatsAdded) ->
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{
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if (cheatsAdded != null)
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{
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int positionEnd = getItemCount() - 2; // Skip "Add Gecko Code" and "Download Gecko Codes"
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int positionStart = positionEnd - cheatsAdded;
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notifyItemRangeInserted(positionStart, cheatsAdded);
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}
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});
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}
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@NonNull
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@Override
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public CheatItemViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType)
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{
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LayoutInflater inflater = LayoutInflater.from(parent.getContext());
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switch (viewType)
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{
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case CheatItem.TYPE_CHEAT:
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ListItemCheatBinding listItemCheatBinding = ListItemCheatBinding.inflate(inflater);
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addViewListeners(listItemCheatBinding.getRoot());
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return new CheatViewHolder(listItemCheatBinding);
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case CheatItem.TYPE_HEADER:
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ListItemHeaderBinding listItemHeaderBinding = ListItemHeaderBinding.inflate(inflater);
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addViewListeners(listItemHeaderBinding.getRoot());
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return new HeaderViewHolder(listItemHeaderBinding);
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case CheatItem.TYPE_ACTION:
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ListItemSubmenuBinding listItemSubmenuBinding = ListItemSubmenuBinding.inflate(inflater);
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addViewListeners(listItemSubmenuBinding.getRoot());
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return new ActionViewHolder(listItemSubmenuBinding);
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default:
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throw new UnsupportedOperationException();
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}
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}
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@Override
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public void onBindViewHolder(@NonNull CheatItemViewHolder holder, int position)
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{
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holder.bind(mActivity, getItemAt(position), position);
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}
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@Override
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public int getItemCount()
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{
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return mViewModel.getGraphicsMods().size() + mViewModel.getPatchCheats().size() +
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mViewModel.getARCheats().size() + mViewModel.getGeckoCheats().size() + 8;
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}
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@Override
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public int getItemViewType(int position)
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{
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return getItemAt(position).getType();
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}
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private void addViewListeners(View view)
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{
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CheatsActivity.setOnFocusChangeListenerRecursively(view,
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(v, hasFocus) -> mActivity.onListViewFocusChange(hasFocus));
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}
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private CheatItem getItemAt(int position)
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{
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// Graphics mods
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_graphics_mod);
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position -= 1;
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ArrayList<GraphicsMod> graphicsMods = mViewModel.getGraphicsMods();
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if (position < graphicsMods.size())
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return new CheatItem(graphicsMods.get(position));
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position -= graphicsMods.size();
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// Patches
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_patch);
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position -= 1;
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ArrayList<PatchCheat> patchCheats = mViewModel.getPatchCheats();
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if (position < patchCheats.size())
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return new CheatItem(patchCheats.get(position));
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position -= patchCheats.size();
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_add_patch);
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position -= 1;
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// AR codes
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_ar);
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position -= 1;
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ArrayList<ARCheat> arCheats = mViewModel.getARCheats();
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if (position < arCheats.size())
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return new CheatItem(arCheats.get(position));
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position -= arCheats.size();
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_add_ar);
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position -= 1;
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// Gecko codes
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_gecko);
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position -= 1;
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ArrayList<GeckoCheat> geckoCheats = mViewModel.getGeckoCheats();
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if (position < geckoCheats.size())
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return new CheatItem(geckoCheats.get(position));
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position -= geckoCheats.size();
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_add_gecko);
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position -= 1;
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if (position == 0)
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return new CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_download_gecko);
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throw new IndexOutOfBoundsException();
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}
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}
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@ -0,0 +1,138 @@
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// SPDX-License-Identifier: GPL-2.0-or-later
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package org.dolphinemu.dolphinemu.features.cheats.ui
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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.recyclerview.widget.RecyclerView
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import org.dolphinemu.dolphinemu.R
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import org.dolphinemu.dolphinemu.databinding.ListItemCheatBinding
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import org.dolphinemu.dolphinemu.databinding.ListItemHeaderBinding
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import org.dolphinemu.dolphinemu.databinding.ListItemSubmenuBinding
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import org.dolphinemu.dolphinemu.features.cheats.model.CheatsViewModel
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import org.dolphinemu.dolphinemu.features.cheats.ui.CheatsActivity.Companion.setOnFocusChangeListenerRecursively
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class CheatsAdapter(
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private val activity: CheatsActivity,
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private val viewModel: CheatsViewModel
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) : RecyclerView.Adapter<CheatItemViewHolder>() {
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init {
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viewModel.cheatAddedEvent.observe(activity) { position: Int? ->
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position?.let { notifyItemInserted(it) }
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}
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viewModel.cheatChangedEvent.observe(activity) { position: Int? ->
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position?.let { notifyItemChanged(it) }
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}
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viewModel.cheatDeletedEvent.observe(activity) { position: Int? ->
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position?.let { notifyItemRemoved(it) }
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}
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viewModel.geckoCheatsDownloadedEvent.observe(activity) { cheatsAdded: Int? ->
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cheatsAdded?.let {
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val positionEnd = itemCount - 2 // Skip "Add Gecko Code" and "Download Gecko Codes"
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val positionStart = positionEnd - it
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notifyItemRangeInserted(positionStart, it)
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}
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}
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}
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CheatItemViewHolder {
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val inflater = LayoutInflater.from(parent.context)
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return when (viewType) {
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CheatItem.TYPE_CHEAT -> {
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val listItemCheatBinding = ListItemCheatBinding.inflate(inflater)
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addViewListeners(listItemCheatBinding.getRoot())
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CheatViewHolder(listItemCheatBinding)
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}
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CheatItem.TYPE_HEADER -> {
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val listItemHeaderBinding = ListItemHeaderBinding.inflate(inflater)
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addViewListeners(listItemHeaderBinding.root)
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HeaderViewHolder(listItemHeaderBinding)
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}
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CheatItem.TYPE_ACTION -> {
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val listItemSubmenuBinding = ListItemSubmenuBinding.inflate(inflater)
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addViewListeners(listItemSubmenuBinding.root)
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ActionViewHolder(listItemSubmenuBinding)
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}
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else -> throw UnsupportedOperationException()
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}
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}
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override fun onBindViewHolder(holder: CheatItemViewHolder, position: Int) {
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holder.bind(activity, getItemAt(position), position)
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}
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override fun getItemCount(): Int {
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return viewModel.graphicsMods.size + viewModel.patchCheats.size + viewModel.aRCheats.size +
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viewModel.geckoCheats.size + 8
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}
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override fun getItemViewType(position: Int): Int {
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return getItemAt(position).type
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}
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private fun addViewListeners(view: View) {
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setOnFocusChangeListenerRecursively(view) { _: View?, hasFocus: Boolean ->
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activity.onListViewFocusChange(
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hasFocus
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)
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}
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}
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private fun getItemAt(position: Int): CheatItem {
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// Graphics mods
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var itemPosition = position
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if (itemPosition == 0) return CheatItem(
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CheatItem.TYPE_HEADER,
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R.string.cheats_header_graphics_mod
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)
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itemPosition -= 1
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val graphicsMods = viewModel.graphicsMods
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if (itemPosition < graphicsMods.size) return CheatItem(graphicsMods[itemPosition])
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itemPosition -= graphicsMods.size
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// Patches
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if (itemPosition == 0) return CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_patch)
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itemPosition -= 1
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val patchCheats = viewModel.patchCheats
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if (itemPosition < patchCheats.size) return CheatItem(patchCheats[itemPosition])
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itemPosition -= patchCheats.size
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if (itemPosition == 0) return CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_add_patch)
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itemPosition -= 1
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// AR codes
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if (itemPosition == 0) return CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_ar)
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itemPosition -= 1
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val arCheats = viewModel.aRCheats
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if (itemPosition < arCheats.size) return CheatItem(arCheats[itemPosition])
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itemPosition -= arCheats.size
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if (itemPosition == 0) return CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_add_ar)
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itemPosition -= 1
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// Gecko codes
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if (itemPosition == 0) return CheatItem(CheatItem.TYPE_HEADER, R.string.cheats_header_gecko)
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itemPosition -= 1
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val geckoCheats = viewModel.geckoCheats
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if (itemPosition < geckoCheats.size) return CheatItem(geckoCheats[itemPosition])
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itemPosition -= geckoCheats.size
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if (itemPosition == 0) return CheatItem(CheatItem.TYPE_ACTION, R.string.cheats_add_gecko)
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itemPosition -= 1
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if (itemPosition == 0) return CheatItem(
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CheatItem.TYPE_ACTION,
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R.string.cheats_download_gecko
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)
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throw IndexOutOfBoundsException()
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}
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}
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