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@ -19,7 +19,11 @@ package eu.faircode.email;
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Copyright 2018-2022 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.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.text.TextUtils;
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import android.view.LayoutInflater;
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@ -28,12 +32,14 @@ import android.view.MenuInflater;
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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.TextView;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.widget.SearchView;
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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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@ -44,6 +50,7 @@ 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 FragmentAnswers extends FragmentBase {
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private boolean cards;
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@ -90,6 +97,78 @@ public class FragmentAnswers extends FragmentBase {
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rvAnswer.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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EntityAnswer prev = adapter.getItemAtPosition(pos - 1);
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EntityAnswer account = adapter.getItemAtPosition(pos);
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if (pos > 0 && prev == null)
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return null;
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if (account == null)
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return null;
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if (pos > 0) {
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if (Objects.equals(prev.group, account.group))
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return null;
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} else {
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if (account.group == 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) {
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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(account.group);
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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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rvAnswer.addItemDecoration(categoryDecorator);
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adapter = new AdapterAnswer(this);
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rvAnswer.setAdapter(adapter);
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