mirror of https://github.com/M66B/FairEmail.git
M66B
6 years ago
parent
faaa1b432d
commit
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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.view.LayoutInflater;
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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.lifecycle.LifecycleOwner;
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import androidx.recyclerview.widget.DiffUtil;
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import androidx.recyclerview.widget.ListUpdateCallback;
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import androidx.recyclerview.widget.RecyclerView;
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import java.util.ArrayList;
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import java.util.List;
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public class AdapterFolderSelect extends RecyclerView.Adapter<AdapterFolderSelect.ViewHolder> {
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private Context context;
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private LifecycleOwner owner;
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private IFolderSelectedListener listener;
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private LayoutInflater inflater;
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private List<EntityFolder> items = new ArrayList<>();
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public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
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private View view;
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private ImageView ivType;
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private TextView tvName;
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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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ivType = itemView.findViewById(R.id.ivType);
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tvName = itemView.findViewById(R.id.tvName);
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}
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private void wire() {
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view.setOnClickListener(this);
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}
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private void unwire() {
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view.setOnClickListener(null);
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}
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private void bindTo(EntityFolder folder) {
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ivType.setImageResource(EntityFolder.getIcon(folder.type));
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tvName.setText(folder.getDisplayName(context));
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}
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@Override
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public void onClick(View v) {
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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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EntityFolder folder = items.get(pos);
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if (folder != null)
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listener.onFolderSelected(folder);
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}
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}
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AdapterFolderSelect(Context context, LifecycleOwner owner, IFolderSelectedListener listener) {
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this.context = context;
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this.owner = owner;
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this.listener = listener;
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this.inflater = LayoutInflater.from(context);
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setHasStableIds(true);
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}
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public void set(@NonNull List<EntityFolder> folders) {
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Log.i("Set folders=" + folders.size());
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DiffUtil.DiffResult diff = DiffUtil.calculateDiff(new DiffCallback(items, folders), false);
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items = folders;
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diff.dispatchUpdatesTo(new ListUpdateCallback() {
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@Override
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public void onInserted(int position, int count) {
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Log.i("Inserted @" + position + " #" + count);
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}
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@Override
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public void onRemoved(int position, int count) {
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Log.i("Removed @" + position + " #" + count);
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}
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@Override
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public void onMoved(int fromPosition, int toPosition) {
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Log.i("Moved " + fromPosition + ">" + toPosition);
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}
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@Override
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public void onChanged(int position, int count, Object payload) {
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Log.i("Changed @" + position + " #" + count);
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}
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});
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diff.dispatchUpdatesTo(this);
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}
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private class DiffCallback extends DiffUtil.Callback {
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private List<EntityFolder> prev = new ArrayList<>();
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private List<EntityFolder> next = new ArrayList<>();
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DiffCallback(List<EntityFolder> prev, List<EntityFolder> next) {
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this.prev.addAll(prev);
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this.next.addAll(next);
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}
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@Override
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public int getOldListSize() {
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return prev.size();
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}
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@Override
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public int getNewListSize() {
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return next.size();
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}
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@Override
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public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
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EntityFolder m1 = prev.get(oldItemPosition);
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EntityFolder m2 = next.get(newItemPosition);
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return m1.id.equals(m2.id);
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}
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@Override
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public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
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EntityFolder m1 = prev.get(oldItemPosition);
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EntityFolder m2 = next.get(newItemPosition);
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return m1.id.equals(m2.id);
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}
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}
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@Override
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public long getItemId(int position) {
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return items.get(position).id;
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}
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@Override
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public int getItemCount() {
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return items.size();
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}
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@Override
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@NonNull
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public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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return new ViewHolder(inflater.inflate(R.layout.item_folder_select, parent, false));
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}
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@Override
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public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
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holder.unwire();
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EntityFolder folder = items.get(position);
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holder.bindTo(folder);
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holder.wire();
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}
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interface IFolderSelectedListener {
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void onFolderSelected(EntityFolder folder);
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}
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}
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@ -0,0 +1,26 @@
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<?xml version="1.0" encoding="utf-8"?>
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<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<androidx.recyclerview.widget.RecyclerView
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android:id="@+id/rvFolder"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:padding="12dp"
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android:scrollbarStyle="outsideOverlay"
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android:scrollbars="vertical"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent" />
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<eu.faircode.email.ContentLoadingProgressBar
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android:id="@+id/pbWait"
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style="@style/Base.Widget.AppCompat.ProgressBar"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:indeterminate="true"
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android:padding="24dp"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent" />
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</androidx.constraintlayout.widget.ConstraintLayout>
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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="wrap_content">
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<androidx.constraintlayout.widget.ConstraintLayout
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android:id="@+id/clItem"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:background="?attr/activatableItemBackground"
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android:padding="6dp">
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<ImageView
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android:id="@+id/ivType"
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android:layout_width="24dp"
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android:layout_height="24dp"
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android:contentDescription="@string/title_legend_folder_tye"
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android:src="@drawable/baseline_inbox_24"
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app:layout_constraintBottom_toBottomOf="@+id/tvName"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="@+id/tvName" />
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<TextView
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android:id="@+id/tvName"
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android:layout_width="0dp"
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android:layout_height="wrap_content"
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android:layout_marginStart="12dp"
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android:ellipsize="middle"
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android:gravity="center_vertical"
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android:minHeight="24dp"
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android:singleLine="true"
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android:text="Name"
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android:textAppearance="@style/TextAppearance.AppCompat.Medium"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toEndOf="@id/ivType"
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app:layout_constraintTop_toTopOf="parent" />
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</androidx.constraintlayout.widget.ConstraintLayout>
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</FrameLayout>
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