mirror of https://github.com/M66B/FairEmail.git
812 lines
34 KiB
Java
812 lines
34 KiB
Java
package eu.faircode.email;
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/*
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This file is part of FairEmail.
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FairEmail is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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FairEmail is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2018-2019 by Marcel Bokhorst (M66B)
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*/
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.res.ColorStateList;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Rect;
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import android.graphics.Typeface;
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import android.graphics.drawable.Drawable;
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import android.os.Bundle;
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import android.text.TextUtils;
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import android.util.TypedValue;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ImageView;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.appcompat.widget.PopupMenu;
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import androidx.lifecycle.LifecycleOwner;
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import androidx.lifecycle.Observer;
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import androidx.localbroadcastmanager.content.LocalBroadcastManager;
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import androidx.preference.PreferenceManager;
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import androidx.recyclerview.widget.DiffUtil;
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import androidx.recyclerview.widget.DividerItemDecoration;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.ListUpdateCallback;
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import androidx.recyclerview.widget.RecyclerView;
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import com.google.android.material.snackbar.Snackbar;
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import java.text.Collator;
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import java.text.NumberFormat;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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import java.util.Locale;
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public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder> {
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private Context context;
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private LayoutInflater inflater;
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private LifecycleOwner owner;
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private boolean show_hidden;
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private long account;
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private int level;
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private EntityFolder parent;
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private boolean collapsable;
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private IProperties properties;
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private boolean subscriptions;
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private boolean debug;
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private int dp12;
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private float textSize;
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private int colorUnread;
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private int textColorSecondary;
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private List<TupleFolderEx> items = new ArrayList<>();
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private NumberFormat nf = NumberFormat.getNumberInstance();
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public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener, View.OnLongClickListener {
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private View view;
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private View vwColor;
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private ImageView ivState;
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private ImageView ivReadOnly;
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private View vwLevel;
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private ImageView ivExpander;
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private ImageView ivNotify;
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private ImageView ivSubscribed;
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private TextView tvName;
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private TextView tvMessages;
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private ImageView ivMessages;
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private ImageView ivUnified;
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private TextView tvType;
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private TextView tvAfter;
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private ImageView ivSync;
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private TextView tvKeywords;
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private TextView tvError;
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private View vwHidden;
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private View vwRipple;
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private RecyclerView rvChilds;
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private AdapterFolder childs;
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private TwoStateOwner cowner = new TwoStateOwner(owner, "FolderChilds");
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private TwoStateOwner powner = new TwoStateOwner(owner, "FolderPopup");
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private final static int action_synchronize_now = 1;
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private final static int action_synchronize = 2;
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private final static int action_delete_local = 3;
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private final static int action_delete_browsed = 4;
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private final static int action_empty_trash = 5;
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private final static int action_edit_properties = 6;
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private final static int action_edit_rules = 7;
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ViewHolder(View itemView) {
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super(itemView);
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view = itemView.findViewById(R.id.clItem);
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vwColor = itemView.findViewById(R.id.vwColor);
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ivState = itemView.findViewById(R.id.ivState);
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ivReadOnly = itemView.findViewById(R.id.ivReadOnly);
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vwLevel = itemView.findViewById(R.id.vwLevel);
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ivExpander = itemView.findViewById(R.id.ivExpander);
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ivNotify = itemView.findViewById(R.id.ivNotify);
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ivSubscribed = itemView.findViewById(R.id.ivSubscribed);
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tvName = itemView.findViewById(R.id.tvName);
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tvMessages = itemView.findViewById(R.id.tvMessages);
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ivMessages = itemView.findViewById(R.id.ivMessages);
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ivUnified = itemView.findViewById(R.id.ivUnified);
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tvType = itemView.findViewById(R.id.tvType);
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tvAfter = itemView.findViewById(R.id.tvAfter);
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ivSync = itemView.findViewById(R.id.ivSync);
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tvKeywords = itemView.findViewById(R.id.tvKeywords);
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tvError = itemView.findViewById(R.id.tvError);
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vwHidden = itemView.findViewById(R.id.vwHidden);
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vwRipple = itemView.findViewById(R.id.vwRipple);
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rvChilds = itemView.findViewById(R.id.rvChilds);
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LinearLayoutManager llm = new LinearLayoutManager(context);
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rvChilds.setLayoutManager(llm);
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rvChilds.setNestedScrollingEnabled(false);
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DividerItemDecoration itemDecorator = new DividerItemDecoration(context, llm.getOrientation()) {
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Drawable d = context.getDrawable(R.drawable.divider);
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@Override
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public void onDraw(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
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for (int i = 0; i < parent.getChildCount(); i++) {
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d.setBounds(0, 0, parent.getWidth(), d.getIntrinsicHeight());
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canvas.save();
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canvas.translate(0, parent.getChildAt(i).getTop() - d.getIntrinsicHeight());
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d.draw(canvas);
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canvas.restore();
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}
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}
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@Override
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public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
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if (view.findViewById(R.id.clItem).getVisibility() == View.GONE)
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outRect.setEmpty();
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else {
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super.getItemOffsets(outRect, view, parent, state);
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outRect.set(0, outRect.bottom, 0, 0);
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}
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}
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};
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itemDecorator.setDrawable(context.getDrawable(R.drawable.divider));
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rvChilds.addItemDecoration(itemDecorator);
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childs = new AdapterFolder(context, owner, show_hidden, properties);
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rvChilds.setAdapter(childs);
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}
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private void wire() {
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view.setOnClickListener(this);
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ivExpander.setOnClickListener(this);
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view.setOnLongClickListener(this);
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}
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private void unwire() {
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view.setOnClickListener(null);
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ivExpander.setOnClickListener(null);
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view.setOnLongClickListener(null);
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}
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private void bindTo(final TupleFolderEx folder) {
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view.setVisibility(folder.isHidden(context) && !show_hidden ? View.GONE : View.VISIBLE);
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view.setActivated(folder.tbc != null || folder.tbd != null);
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vwHidden.setAlpha(folder.hide ? Helper.LOW_LIGHT : 0.0f);
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if (textSize != 0)
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tvName.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
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vwColor.setBackgroundColor(folder.accountColor == null ? Color.TRANSPARENT : folder.accountColor);
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vwColor.setVisibility(account < 0 ? View.VISIBLE : View.GONE);
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if (folder.sync_state == null || "requested".equals(folder.sync_state)) {
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if ("waiting".equals(folder.state))
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ivState.setImageResource(R.drawable.baseline_hourglass_empty_24);
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else if ("connected".equals(folder.state))
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ivState.setImageResource(R.drawable.baseline_cloud_24);
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else if ("connecting".equals(folder.state))
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ivState.setImageResource(R.drawable.baseline_cloud_queue_24);
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else if ("closing".equals(folder.state))
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ivState.setImageResource(R.drawable.baseline_close_24);
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else if (folder.state == null)
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ivState.setImageResource(R.drawable.baseline_cloud_off_24);
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else
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ivState.setImageResource(R.drawable.baseline_warning_24);
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} else {
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if ("syncing".equals(folder.sync_state))
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ivState.setImageResource(R.drawable.baseline_compare_arrows_24);
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else if ("downloading".equals(folder.sync_state))
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ivState.setImageResource(R.drawable.baseline_cloud_download_24);
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else
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ivState.setImageResource(R.drawable.baseline_warning_24);
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}
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ivState.setVisibility(
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folder.synchronize || folder.state != null || folder.sync_state != null
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? View.VISIBLE : View.INVISIBLE);
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ivReadOnly.setVisibility(folder.read_only ? View.VISIBLE : View.GONE);
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ViewGroup.LayoutParams lp = vwLevel.getLayoutParams();
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lp.width = (account < 0 || !collapsable ? 1 : level) * dp12;
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vwLevel.setLayoutParams(lp);
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ivExpander.setImageLevel(folder.collapsed ? 1 /* more */ : 0 /* less */);
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ivExpander.setVisibility(account < 0 || !collapsable ? View.GONE : (folder.childs > 0 ? View.VISIBLE : View.INVISIBLE));
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ivNotify.setVisibility(folder.notify ? View.VISIBLE : View.GONE);
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ivSubscribed.setVisibility(subscriptions && folder.subscribed != null && folder.subscribed ? View.VISIBLE : View.GONE);
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if (folder.unseen > 0)
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tvName.setText(context.getString(R.string.title_name_count,
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folder.getDisplayName(context, parent),
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nf.format(folder.unseen)));
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else
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tvName.setText(folder.getDisplayName(context, parent));
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tvName.setTypeface(null, folder.unseen > 0 ? Typeface.BOLD : Typeface.NORMAL);
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tvName.setTextColor(folder.unseen > 0 ? colorUnread : textColorSecondary);
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StringBuilder sb = new StringBuilder();
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if (folder.account == null)
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sb.append(nf.format(folder.messages));
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else {
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sb.append(nf.format(folder.content));
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sb.append('/');
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sb.append(nf.format(folder.messages));
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sb.append('/');
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if (folder.total == null)
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sb.append('?');
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else
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sb.append(nf.format(folder.total));
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}
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tvMessages.setText(sb.toString());
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ivMessages.setImageResource(folder.download || EntityFolder.OUTBOX.equals(folder.type)
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? R.drawable.baseline_mail_24 : R.drawable.baseline_mail_outline_24);
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ivUnified.setVisibility(account > 0 && folder.unified ? View.VISIBLE : View.GONE);
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if (account < 0)
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tvType.setText(folder.accountName);
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else {
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int resid = context.getResources().getIdentifier(
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"title_folder_" + folder.type.toLowerCase(),
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"string",
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context.getPackageName());
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tvType.setText(resid > 0 ? context.getString(resid) : folder.type);
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}
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if (folder.account == null) {
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tvAfter.setText(null);
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ivSync.setImageResource(R.drawable.baseline_sync_24);
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} else {
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StringBuilder a = new StringBuilder();
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a.append(nf.format(folder.sync_days));
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a.append('/');
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if (folder.keep_days == Integer.MAX_VALUE)
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a.append('∞');
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else
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a.append(nf.format(folder.keep_days));
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tvAfter.setText(a.toString());
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ivSync.setImageResource(folder.synchronize ? R.drawable.baseline_sync_24 : R.drawable.baseline_sync_disabled_24);
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}
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ivSync.setImageTintList(ColorStateList.valueOf(
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folder.synchronize && folder.initialize && !EntityFolder.OUTBOX.equals(folder.type)
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? colorUnread : textColorSecondary));
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tvKeywords.setText(TextUtils.join(" ", folder.keywords));
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tvKeywords.setVisibility(debug && folder.keywords.length > 0 ? View.VISIBLE : View.GONE);
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tvError.setText(folder.error);
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tvError.setVisibility(folder.error != null ? View.VISIBLE : View.GONE);
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childs.setShowHidden(show_hidden);
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cowner.recreate();
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if (account > 0 && folder.childs > 0 && !folder.collapsed) {
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DB db = DB.getInstance(context);
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cowner.start();
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rvChilds.setVisibility(View.VISIBLE);
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childs.set(folder.account, folder, level + 1, properties.getChilds(folder.id));
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db.folder().liveFolders(folder.account, folder.id).observe(cowner, new Observer<List<TupleFolderEx>>() {
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@Override
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public void onChanged(List<TupleFolderEx> folders) {
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if (folders == null)
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folders = new ArrayList<>();
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properties.setChilds(folder.id, folders);
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childs.set(account, folder, level + 1, folders);
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}
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});
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} else {
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rvChilds.setVisibility(View.GONE);
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childs.set(folder.account, folder, level + 1, new ArrayList<TupleFolderEx>());
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}
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}
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@Override
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public void onClick(View view) {
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int pos = getAdapterPosition();
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if (pos == RecyclerView.NO_POSITION)
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return;
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TupleFolderEx folder = items.get(pos);
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if (folder.tbd != null)
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return;
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if (view.getId() == R.id.ivExpander)
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onCollapse(folder);
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else {
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vwRipple.setPressed(true);
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vwRipple.setPressed(false);
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LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
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lbm.sendBroadcast(
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new Intent(ActivityView.ACTION_VIEW_MESSAGES)
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.putExtra("account", folder.account)
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.putExtra("folder", folder.id));
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}
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}
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private void onCollapse(TupleFolderEx folder) {
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Bundle args = new Bundle();
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args.putLong("id", folder.id);
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args.putBoolean("collapsed", !folder.collapsed);
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new SimpleTask<Void>() {
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@Override
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protected Void onExecute(Context context, Bundle args) {
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long id = args.getLong("id");
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boolean collapsed = args.getBoolean("collapsed");
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DB db = DB.getInstance(context);
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db.folder().setFolderCollapsed(id, collapsed);
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return null;
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}
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@Override
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protected void onException(Bundle args, Throwable ex) {
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Helper.unexpectedError(context, owner, ex);
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}
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}.execute(context, owner, args, "folder:collapse");
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}
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@Override
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public boolean onLongClick(View v) {
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int pos = getAdapterPosition();
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if (pos == RecyclerView.NO_POSITION)
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return false;
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final TupleFolderEx folder = items.get(pos);
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if (folder.tbd != null)
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return false;
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PopupMenuLifecycle popupMenu = new PopupMenuLifecycle(context, powner, vwRipple);
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popupMenu.getMenu().add(Menu.NONE, action_synchronize_now, 1, R.string.title_synchronize_now);
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if (folder.account != null)
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popupMenu.getMenu().add(Menu.NONE, action_synchronize, 2, R.string.title_advanced_enabled)
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.setCheckable(true).setChecked(folder.synchronize);
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if (folder.account != null) { // outbox
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popupMenu.getMenu().add(Menu.NONE, action_delete_local, 3, R.string.title_delete_local);
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popupMenu.getMenu().add(Menu.NONE, action_delete_browsed, 4, R.string.title_delete_browsed);
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}
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if (EntityFolder.TRASH.equals(folder.type))
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popupMenu.getMenu().add(Menu.NONE, action_empty_trash, 5, R.string.title_empty_trash);
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if (folder.account != null) {
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popupMenu.getMenu().add(Menu.NONE, action_edit_rules, 6, R.string.title_edit_rules);
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popupMenu.getMenu().add(Menu.NONE, action_edit_properties, 7, R.string.title_edit_properties);
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}
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popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
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@Override
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public boolean onMenuItemClick(MenuItem item) {
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switch (item.getItemId()) {
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case action_synchronize_now:
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onActionSynchronizeNow();
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return true;
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case action_synchronize:
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onActionSync(!item.isChecked());
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return true;
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case action_delete_local:
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OnActionDeleteLocal(false);
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return true;
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case action_delete_browsed:
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OnActionDeleteLocal(true);
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return true;
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case action_empty_trash:
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onActionEmptyTrash();
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return true;
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case action_edit_rules:
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onActionEditRules();
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return true;
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case action_edit_properties:
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onActionEditProperties();
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return true;
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default:
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return false;
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}
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}
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private void onActionSynchronizeNow() {
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Bundle args = new Bundle();
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args.putLong("folder", folder.id);
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new SimpleTask<Void>() {
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@Override
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protected Void onExecute(Context context, Bundle args) {
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long fid = args.getLong("folder");
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if (!Helper.getNetworkState(context).isSuitable())
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throw new IllegalArgumentException(context.getString(R.string.title_no_internet));
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boolean now = true;
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DB db = DB.getInstance(context);
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try {
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db.beginTransaction();
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EntityFolder folder = db.folder().getFolder(fid);
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if (folder == null)
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return null;
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EntityOperation.sync(context, folder.id, true);
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if (folder.account != null) {
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EntityAccount account = db.account().getAccount(folder.account);
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if (account != null && !"connected".equals(account.state))
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now = false;
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}
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db.setTransactionSuccessful();
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} finally {
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db.endTransaction();
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}
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if (!now)
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throw new IllegalArgumentException(context.getString(R.string.title_no_connection));
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return null;
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}
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@Override
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protected void onException(Bundle args, Throwable ex) {
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if (ex instanceof IllegalArgumentException)
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Snackbar.make(view, ex.getMessage(), Snackbar.LENGTH_LONG).show();
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else
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Helper.unexpectedError(context, owner, ex);
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}
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}.execute(context, owner, args, "folder:sync");
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}
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private void onActionSync(boolean sync) {
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Bundle args = new Bundle();
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args.putLong("id", folder.id);
|
|
args.putBoolean("sync", sync);
|
|
|
|
new SimpleTask<Boolean>() {
|
|
@Override
|
|
protected Boolean onExecute(Context context, Bundle args) {
|
|
long id = args.getLong("id");
|
|
boolean sync = args.getBoolean("sync");
|
|
|
|
DB db = DB.getInstance(context);
|
|
db.folder().setFolderSynchronize(id, sync);
|
|
|
|
return sync;
|
|
}
|
|
|
|
@Override
|
|
protected void onExecuted(Bundle args, Boolean sync) {
|
|
ServiceSynchronize.reload(context, "folder set sync=" + sync);
|
|
}
|
|
|
|
@Override
|
|
protected void onException(Bundle args, Throwable ex) {
|
|
Helper.unexpectedError(context, owner, ex);
|
|
}
|
|
}.execute(context, owner, args, "folder:enable");
|
|
}
|
|
|
|
private void OnActionDeleteLocal(final boolean browsed) {
|
|
View dview = LayoutInflater.from(context).inflate(R.layout.dialog_message, null);
|
|
TextView tvMessage = dview.findViewById(R.id.tvMessage);
|
|
|
|
tvMessage.setText(context.getText(R.string.title_ask_delete_local));
|
|
|
|
new DialogBuilderLifecycle(context, owner)
|
|
.setView(dview)
|
|
.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
|
|
@Override
|
|
public void onClick(DialogInterface dialog, int which) {
|
|
Bundle args = new Bundle();
|
|
args.putLong("id", folder.id);
|
|
args.putBoolean("browsed", browsed);
|
|
|
|
new SimpleTask<Void>() {
|
|
@Override
|
|
protected Void onExecute(Context context, Bundle args) {
|
|
long id = args.getLong("id");
|
|
boolean browsed = args.getBoolean("browsed");
|
|
Log.i("Delete local messages browsed=" + browsed);
|
|
if (browsed)
|
|
DB.getInstance(context).message().deleteBrowsedMessages(id);
|
|
else
|
|
DB.getInstance(context).message().deleteLocalMessages(id);
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public void onException(Bundle args, Throwable ex) {
|
|
Helper.unexpectedError(context, owner, ex);
|
|
}
|
|
}.execute(context, owner, args, "folder:delete:local");
|
|
}
|
|
})
|
|
.setNegativeButton(android.R.string.cancel, null)
|
|
.show();
|
|
}
|
|
|
|
private void onActionEmptyTrash() {
|
|
new DialogBuilderLifecycle(context, owner)
|
|
.setMessage(R.string.title_empty_trash_ask)
|
|
.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
|
|
@Override
|
|
public void onClick(DialogInterface dialog, int which) {
|
|
|
|
Bundle args = new Bundle();
|
|
args.putLong("folder", folder.id);
|
|
|
|
new SimpleTask<Void>() {
|
|
@Override
|
|
protected Void onExecute(Context context, Bundle args) {
|
|
long folder = args.getLong("folder");
|
|
|
|
DB db = DB.getInstance(context);
|
|
try {
|
|
db.beginTransaction();
|
|
|
|
List<Long> ids = db.message().getMessageByFolder(folder);
|
|
for (Long id : ids) {
|
|
EntityMessage message = db.message().getMessage(id);
|
|
EntityOperation.queue(context, db, message, EntityOperation.DELETE);
|
|
}
|
|
|
|
db.setTransactionSuccessful();
|
|
} finally {
|
|
db.endTransaction();
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
protected void onException(Bundle args, Throwable ex) {
|
|
Helper.unexpectedError(context, owner, ex);
|
|
}
|
|
}.execute(context, owner, args, "folder:delete");
|
|
}
|
|
})
|
|
.setNegativeButton(android.R.string.cancel, null)
|
|
.show();
|
|
}
|
|
|
|
private void onActionEditRules() {
|
|
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
|
|
lbm.sendBroadcast(
|
|
new Intent(ActivityView.ACTION_EDIT_RULES)
|
|
.putExtra("account", folder.account)
|
|
.putExtra("folder", folder.id));
|
|
}
|
|
|
|
private void onActionEditProperties() {
|
|
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
|
|
lbm.sendBroadcast(
|
|
new Intent(ActivityView.ACTION_EDIT_FOLDER)
|
|
.putExtra("id", folder.id));
|
|
}
|
|
});
|
|
|
|
popupMenu.show();
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
AdapterFolder(Context context, LifecycleOwner owner, boolean show_hidden, IProperties properties) {
|
|
this.context = context;
|
|
this.inflater = LayoutInflater.from(context);
|
|
this.owner = owner;
|
|
this.show_hidden = show_hidden;
|
|
this.properties = properties;
|
|
|
|
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
|
|
boolean compact = prefs.getBoolean("compact", false);
|
|
int zoom = prefs.getInt("zoom", compact ? 0 : 1);
|
|
if (zoom == 0)
|
|
zoom = 1;
|
|
|
|
this.subscriptions = prefs.getBoolean("subscriptions", false);
|
|
this.debug = prefs.getBoolean("debug", false);
|
|
|
|
this.dp12 = Helper.dp2pixels(context, 12);
|
|
this.textSize = Helper.getTextSize(context, zoom);
|
|
this.colorUnread = Helper.resolveColor(context, R.attr.colorUnread);
|
|
this.textColorSecondary = Helper.resolveColor(context, android.R.attr.textColorSecondary);
|
|
|
|
setHasStableIds(true);
|
|
}
|
|
|
|
public void set(final long account, EntityFolder parent, int level, @NonNull List<TupleFolderEx> folders) {
|
|
Log.i("Set account=" + account + " folders=" + folders.size());
|
|
|
|
this.account = account;
|
|
this.parent = parent;
|
|
this.level = level;
|
|
|
|
if (parent == null) {
|
|
this.collapsable = false;
|
|
for (TupleFolderEx folder : folders)
|
|
if (folder.childs > 0) {
|
|
this.collapsable = true;
|
|
break;
|
|
}
|
|
|
|
} else
|
|
this.collapsable = true;
|
|
|
|
final Collator collator = Collator.getInstance(Locale.getDefault());
|
|
collator.setStrength(Collator.SECONDARY); // Case insensitive, process accents etc
|
|
|
|
Collections.sort(folders, new Comparator<TupleFolderEx>() {
|
|
@Override
|
|
public int compare(TupleFolderEx f1, TupleFolderEx f2) {
|
|
if (account < 0) {
|
|
int o = Integer.compare(
|
|
f1.order == null ? -1 : f1.order,
|
|
f2.order == null ? -1 : f2.order);
|
|
if (o != 0)
|
|
return o;
|
|
|
|
String name1 = f1.getDisplayName(context);
|
|
String name2 = f2.getDisplayName(context);
|
|
return collator.compare(name1, name2);
|
|
} else {
|
|
int i1 = EntityFolder.FOLDER_SORT_ORDER.indexOf(f1.type);
|
|
int i2 = EntityFolder.FOLDER_SORT_ORDER.indexOf(f2.type);
|
|
int s = Integer.compare(i1, i2);
|
|
if (s != 0)
|
|
return s;
|
|
|
|
int c = -f1.synchronize.compareTo(f2.synchronize);
|
|
if (c != 0)
|
|
return c;
|
|
|
|
String name1 = f1.getDisplayName(context);
|
|
String name2 = f2.getDisplayName(context);
|
|
return collator.compare(name1, name2);
|
|
}
|
|
}
|
|
});
|
|
|
|
DiffUtil.DiffResult diff = DiffUtil.calculateDiff(new DiffCallback(items, folders), false);
|
|
|
|
items = folders;
|
|
|
|
diff.dispatchUpdatesTo(new ListUpdateCallback() {
|
|
@Override
|
|
public void onInserted(int position, int count) {
|
|
Log.i("Inserted @" + position + " #" + count);
|
|
}
|
|
|
|
@Override
|
|
public void onRemoved(int position, int count) {
|
|
Log.i("Removed @" + position + " #" + count);
|
|
}
|
|
|
|
@Override
|
|
public void onMoved(int fromPosition, int toPosition) {
|
|
Log.i("Moved " + fromPosition + ">" + toPosition);
|
|
}
|
|
|
|
@Override
|
|
public void onChanged(int position, int count, Object payload) {
|
|
Log.i("Changed @" + position + " #" + count);
|
|
}
|
|
});
|
|
diff.dispatchUpdatesTo(this);
|
|
}
|
|
|
|
void setShowHidden(boolean show_hidden) {
|
|
if (this.show_hidden != show_hidden) {
|
|
this.show_hidden = show_hidden;
|
|
notifyDataSetChanged();
|
|
}
|
|
}
|
|
|
|
private class DiffCallback extends DiffUtil.Callback {
|
|
private List<TupleFolderEx> prev = new ArrayList<>();
|
|
private List<TupleFolderEx> next = new ArrayList<>();
|
|
|
|
DiffCallback(List<TupleFolderEx> prev, List<TupleFolderEx> next) {
|
|
this.prev.addAll(prev);
|
|
this.next.addAll(next);
|
|
}
|
|
|
|
@Override
|
|
public int getOldListSize() {
|
|
return prev.size();
|
|
}
|
|
|
|
@Override
|
|
public int getNewListSize() {
|
|
return next.size();
|
|
}
|
|
|
|
@Override
|
|
public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
|
|
TupleFolderEx f1 = prev.get(oldItemPosition);
|
|
TupleFolderEx f2 = next.get(newItemPosition);
|
|
return f1.id.equals(f2.id);
|
|
}
|
|
|
|
@Override
|
|
public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
|
|
TupleFolderEx f1 = prev.get(oldItemPosition);
|
|
TupleFolderEx f2 = next.get(newItemPosition);
|
|
return f1.equals(f2);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public long getItemId(int position) {
|
|
return items.get(position).id;
|
|
}
|
|
|
|
@Override
|
|
public int getItemCount() {
|
|
return items.size();
|
|
}
|
|
|
|
@Override
|
|
@NonNull
|
|
public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
|
|
return new ViewHolder(inflater.inflate(R.layout.item_folder, parent, false));
|
|
}
|
|
|
|
@Override
|
|
public void onViewRecycled(@NonNull ViewHolder holder) {
|
|
holder.cowner.stop();
|
|
holder.powner.recreate();
|
|
}
|
|
|
|
@Override
|
|
public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
|
|
holder.unwire();
|
|
|
|
TupleFolderEx folder = items.get(position);
|
|
holder.bindTo(folder);
|
|
|
|
holder.wire();
|
|
}
|
|
|
|
interface IProperties {
|
|
void setChilds(long parent, List<TupleFolderEx> childs);
|
|
|
|
List<TupleFolderEx> getChilds(long parent);
|
|
}
|
|
}
|