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Code Issues Packages Projects Releases Wiki Activity

Display answers by group

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This commit is contained in:
M66B
2022-01-22 11:30:19 +01:00
parent c7ad6e057a
commit c8e292f2bf
7 changed files with 92 additions and 20 deletions
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79
app/src/main/java/eu/faircode/email/FragmentAnswers.java
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@@ -19,7 +19,11 @@ package eu.faircode.email;
Copyright 2018-2022 by Marcel Bokhorst (M66B)
*/
import static androidx.recyclerview.widget.RecyclerView.NO_POSITION;
import android.content.SharedPreferences;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.LayoutInflater;
@@ -28,12 +32,14 @@ import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.SearchView;
import androidx.constraintlayout.widget.Group;
import androidx.fragment.app.FragmentTransaction;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.Observer;
import androidx.preference.PreferenceManager;
import androidx.recyclerview.widget.DividerItemDecoration;
@@ -44,6 +50,7 @@ import com.google.android.material.floatingactionbutton.FloatingActionButton;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
public class FragmentAnswers extends FragmentBase {
private boolean cards;
@@ -90,6 +97,78 @@ public class FragmentAnswers extends FragmentBase {
rvAnswer.addItemDecoration(itemDecorator);
}
DividerItemDecoration categoryDecorator = new DividerItemDecoration(getContext(), llm.getOrientation()) {
@Override
public void onDraw(@NonNull Canvas canvas, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
int count = parent.getChildCount();
for (int i = 0; i < count; i++) {
View view = parent.getChildAt(i);
int pos = parent.getChildAdapterPosition(view);
View header = getView(view, parent, pos);
if (header != null) {
canvas.save();
canvas.translate(0, parent.getChildAt(i).getTop() - header.getMeasuredHeight());
header.draw(canvas);
canvas.restore();
}
}
}
@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
int pos = parent.getChildAdapterPosition(view);
View header = getView(view, parent, pos);
if (header == null)
outRect.setEmpty();
else
outRect.top = header.getMeasuredHeight();
}
private View getView(View view, RecyclerView parent, int pos) {
if (pos == NO_POSITION)
return null;
if (!getLifecycle().getCurrentState().isAtLeast(Lifecycle.State.STARTED))
return null;
EntityAnswer prev = adapter.getItemAtPosition(pos - 1);
EntityAnswer account = adapter.getItemAtPosition(pos);
if (pos > 0 && prev == null)
return null;
if (account == null)
return null;
if (pos > 0) {
if (Objects.equals(prev.group, account.group))
return null;
} else {
if (account.group == null)
return null;
}
View header = inflater.inflate(R.layout.item_group, parent, false);
TextView tvCategory = header.findViewById(R.id.tvCategory);
TextView tvDate = header.findViewById(R.id.tvDate);
if (cards) {
View vSeparator = header.findViewById(R.id.vSeparator);
vSeparator.setVisibility(View.GONE);
}
tvCategory.setText(account.group);
tvDate.setVisibility(View.GONE);
header.measure(View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY),
View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
header.layout(0, 0, header.getMeasuredWidth(), header.getMeasuredHeight());
return header;
}
};
rvAnswer.addItemDecoration(categoryDecorator);
adapter = new AdapterAnswer(this);
rvAnswer.setAdapter(adapter);