mirror of https://github.com/M66B/FairEmail.git
225 lines
8.4 KiB
Java
225 lines
8.4 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 2018-2023 by Marcel Bokhorst (M66B)
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*/
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import static androidx.recyclerview.widget.RecyclerView.NO_POSITION;
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import android.animation.ObjectAnimator;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.constraintlayout.widget.Group;
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import androidx.fragment.app.FragmentTransaction;
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import androidx.lifecycle.Lifecycle;
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import androidx.lifecycle.Observer;
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import androidx.preference.PreferenceManager;
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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.RecyclerView;
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import com.google.android.material.floatingactionbutton.FloatingActionButton;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Objects;
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public class FragmentIdentities extends FragmentBase {
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private boolean cards;
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private boolean dividers;
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private RecyclerView rvIdentity;
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private ContentLoadingProgressBar pbWait;
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private Group grpReady;
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private FloatingActionButton fab;
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private ObjectAnimator animator;
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private AdapterIdentity adapter;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
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cards = prefs.getBoolean("cards", true);
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dividers = prefs.getBoolean("dividers", true);
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}
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@Override
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@Nullable
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public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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setSubtitle(R.string.title_list_identities);
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View view = inflater.inflate(R.layout.fragment_identities, container, false);
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// Get controls
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rvIdentity = view.findViewById(R.id.rvIdentity);
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pbWait = view.findViewById(R.id.pbWait);
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grpReady = view.findViewById(R.id.grpReady);
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fab = view.findViewById(R.id.fab);
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// Wire controls
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rvIdentity.setHasFixedSize(true);
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LinearLayoutManager llm = new LinearLayoutManager(getContext());
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rvIdentity.setLayoutManager(llm);
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if (!cards && dividers) {
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DividerItemDecoration itemDecorator = new DividerItemDecoration(getContext(), llm.getOrientation());
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itemDecorator.setDrawable(getContext().getDrawable(R.drawable.divider));
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rvIdentity.addItemDecoration(itemDecorator);
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}
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DividerItemDecoration categoryDecorator = new DividerItemDecoration(getContext(), llm.getOrientation()) {
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@Override
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public void onDraw(@NonNull Canvas canvas, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
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int count = parent.getChildCount();
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for (int i = 0; i < count; i++) {
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View view = parent.getChildAt(i);
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int pos = parent.getChildAdapterPosition(view);
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View header = getView(view, parent, pos);
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if (header != null) {
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canvas.save();
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canvas.translate(0, parent.getChildAt(i).getTop() - header.getMeasuredHeight());
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header.draw(canvas);
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canvas.restore();
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}
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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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int pos = parent.getChildAdapterPosition(view);
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View header = getView(view, parent, pos);
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if (header == null)
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outRect.setEmpty();
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else
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outRect.top = header.getMeasuredHeight();
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}
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private View getView(View view, RecyclerView parent, int pos) {
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if (pos == NO_POSITION)
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return null;
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if (!getLifecycle().getCurrentState().isAtLeast(Lifecycle.State.STARTED))
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return null;
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TupleIdentityEx prev = adapter.getItemAtPosition(pos - 1);
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TupleIdentityEx identity = adapter.getItemAtPosition(pos);
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if (pos > 0 && prev == null)
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return null;
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if (identity == null)
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return null;
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if (pos > 0) {
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if (Objects.equals(prev.accountCategory, identity.accountCategory))
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return null;
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} else {
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if (identity.accountCategory == null)
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return null;
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}
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View header = inflater.inflate(R.layout.item_group, parent, false);
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TextView tvCategory = header.findViewById(R.id.tvCategory);
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TextView tvDate = header.findViewById(R.id.tvDate);
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if (cards || !dividers) {
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View vSeparator = header.findViewById(R.id.vSeparator);
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vSeparator.setVisibility(View.GONE);
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}
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tvCategory.setText(identity.accountCategory);
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tvDate.setVisibility(View.GONE);
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header.measure(View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY),
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View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
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header.layout(0, 0, header.getMeasuredWidth(), header.getMeasuredHeight());
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return header;
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}
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};
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rvIdentity.addItemDecoration(categoryDecorator);
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adapter = new AdapterIdentity(this);
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rvIdentity.setAdapter(adapter);
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fab.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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FragmentIdentity fragment = new FragmentIdentity();
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fragment.setArguments(new Bundle());
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FragmentTransaction fragmentTransaction = getParentFragmentManager().beginTransaction();
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fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("identity");
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fragmentTransaction.commit();
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}
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});
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animator = Helper.getFabAnimator(fab, getViewLifecycleOwner());
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// Initialize
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FragmentDialogTheme.setBackground(getContext(), view, false);
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grpReady.setVisibility(View.GONE);
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pbWait.setVisibility(View.VISIBLE);
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return view;
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}
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@Override
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public void onActivityCreated(@Nullable Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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final Context context = getContext();
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final DB db = DB.getInstance(context);
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// Observe identities
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db.identity().liveIdentities().observe(getViewLifecycleOwner(), new Observer<List<TupleIdentityEx>>() {
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@Override
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public void onChanged(@Nullable List<TupleIdentityEx> identities) {
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if (identities == null)
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identities = new ArrayList<>();
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adapter.set(identities);
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pbWait.setVisibility(View.GONE);
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grpReady.setVisibility(View.VISIBLE);
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if (identities.size() == 0) {
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fab.setCustomSize(Helper.dp2pixels(context, 2 * 56));
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if (animator != null && !animator.isStarted())
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animator.start();
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} else {
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fab.clearCustomSize();
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if (animator != null && animator.isStarted())
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animator.end();
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}
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}
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});
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}
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}
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