From b3d3230549a38a5ca35d4fd31f56c934bab67f1e Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Tue, 3 Jan 2017 16:53:34 -0200
Subject: [PATCH] Remove code for collapsing threads and for reply count
---
.../briar/android/forum/ForumActivity.java | 2 +-
.../conversation/GroupActivity.java | 2 +-
.../conversation/GroupMessageAdapter.java | 7 +-
.../conversation/GroupMessageItem.java | 6 +-
.../conversation/JoinMessageItem.java | 5 -
.../JoinMessageItemViewHolder.java | 8 +-
.../threaded/BaseThreadItemViewHolder.java | 26 +-
.../briar/android/threaded/ThreadItem.java | 22 +-
.../android/threaded/ThreadItemAdapter.java | 327 +++---------------
.../android/threaded/ThreadListActivity.java | 54 ++-
.../threaded/ThreadPostViewHolder.java | 52 +--
.../src/main/res/layout/list_item_forum.xml | 2 +-
.../src/main/res/layout/list_item_group.xml | 2 +-
.../layout/list_item_group_join_notice.xml | 30 +-
.../main/res/layout/list_item_invitations.xml | 2 +-
.../main/res/layout/list_item_rss_feed.xml | 2 +-
.../src/main/res/layout/list_item_thread.xml | 54 +--
briar-android/src/main/res/values/styles.xml | 4 +-
.../android/forum/ForumActivityTest.java | 23 +-
.../briar/api/client/MessageTree.java | 2 -
.../briar/client/MessageTreeImpl.java | 1 -
21 files changed, 157 insertions(+), 476 deletions(-)
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/forum/ForumActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/forum/ForumActivity.java
index 1967e2cd00..ee82e165b7 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/forum/ForumActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/forum/ForumActivity.java
@@ -100,7 +100,7 @@ public class ForumActivity extends
super.onActivityResult(request, result, data);
if (request == REQUEST_SHARE_FORUM && result == RESULT_OK) {
- displaySnackbarShort(R.string.forum_shared_snackbar);
+ displaySnackbar(R.string.forum_shared_snackbar);
}
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupActivity.java
index 8abb679a7b..feaddbec9c 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupActivity.java
@@ -183,7 +183,7 @@ public class GroupActivity extends
@Override
protected void onActivityResult(int request, int result, Intent data) {
if (request == REQUEST_GROUP_INVITE && result == RESULT_OK) {
- displaySnackbarShort(R.string.groups_invitation_sent);
+ displaySnackbar(R.string.groups_invitation_sent);
} else super.onActivityResult(request, result, data);
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageAdapter.java b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageAdapter.java
index dbf8c7b96f..b511804f3c 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageAdapter.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageAdapter.java
@@ -31,9 +31,8 @@ class GroupMessageAdapter extends ThreadItemAdapter<GroupMessageItem> {
@LayoutRes
@Override
public int getItemViewType(int position) {
- GroupMessageItem item = getVisibleItem(position);
- if (item != null) return item.getLayout();
- return R.layout.list_item_thread;
+ GroupMessageItem item = items.get(position);
+ return item.getLayout();
}
@Override
@@ -58,7 +57,7 @@ class GroupMessageAdapter extends ThreadItemAdapter<GroupMessageItem> {
GroupMessageItem item = items.get(position);
if (item instanceof JoinMessageItem) {
((JoinMessageItem) item).setVisibility(v);
- notifyItemChanged(getVisiblePos(item), item);
+ notifyItemChanged(findItemPosition(item), item);
}
}
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageItem.java b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageItem.java
index 79ca011d28..a64769fdff 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageItem.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/GroupMessageItem.java
@@ -1,6 +1,7 @@
package org.briarproject.briar.android.privategroup.conversation;
import android.support.annotation.LayoutRes;
+import android.support.annotation.Nullable;
import android.support.annotation.UiThread;
import org.briarproject.bramble.api.identity.Author;
@@ -20,9 +21,8 @@ class GroupMessageItem extends ThreadItem {
private final GroupId groupId;
private GroupMessageItem(MessageId messageId, GroupId groupId,
- MessageId parentId,
- String text, long timestamp, Author author, Status status,
- boolean isRead) {
+ @Nullable MessageId parentId, String text, long timestamp,
+ Author author, Status status, boolean isRead) {
super(messageId, parentId, text, timestamp, author, status, isRead);
this.groupId = groupId;
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItem.java b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItem.java
index dfdd920223..405a862d08 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItem.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItem.java
@@ -27,11 +27,6 @@ class JoinMessageItem extends GroupMessageItem {
return 0;
}
- @Override
- public boolean hasDescendants() {
- return false;
- }
-
@Override
@LayoutRes
public int getLayout() {
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItemViewHolder.java b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItemViewHolder.java
index 5fe8cf3996..6d6a1f216d 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItemViewHolder.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/privategroup/conversation/JoinMessageItemViewHolder.java
@@ -12,7 +12,6 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.briar.R;
import org.briarproject.briar.android.privategroup.reveal.RevealContactsActivity;
import org.briarproject.briar.android.threaded.BaseThreadItemViewHolder;
-import org.briarproject.briar.android.threaded.ThreadItemAdapter;
import org.briarproject.briar.android.threaded.ThreadItemAdapter.ThreadItemListener;
import static org.briarproject.bramble.api.identity.Author.Status.OURSELVES;
@@ -41,10 +40,9 @@ class JoinMessageItemViewHolder
}
@Override
- public void bind(ThreadItemAdapter<GroupMessageItem> adapter,
- ThreadItemListener<GroupMessageItem> listener,
- GroupMessageItem item, int pos) {
- super.bind(adapter, listener, item, pos);
+ public void bind(GroupMessageItem item,
+ ThreadItemListener<GroupMessageItem> listener) {
+ super.bind(item, listener);
if (isCreator) bindForCreator((JoinMessageItem) item);
else bind((JoinMessageItem) item);
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/threaded/BaseThreadItemViewHolder.java b/briar-android/src/main/java/org/briarproject/briar/android/threaded/BaseThreadItemViewHolder.java
index a018652374..b7fdeff1af 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/threaded/BaseThreadItemViewHolder.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/threaded/BaseThreadItemViewHolder.java
@@ -20,9 +20,6 @@ import org.briarproject.briar.R;
import org.briarproject.briar.android.threaded.ThreadItemAdapter.ThreadItemListener;
import org.briarproject.briar.android.view.AuthorView;
-import static android.view.View.INVISIBLE;
-import static android.view.View.VISIBLE;
-
@UiThread
@NotNullByDefault
public abstract class BaseThreadItemViewHolder<I extends ThreadItem>
@@ -33,7 +30,6 @@ public abstract class BaseThreadItemViewHolder<I extends ThreadItem>
protected final TextView textView;
private final ViewGroup layout;
private final AuthorView author;
- private final View topDivider;
public BaseThreadItemViewHolder(View v) {
super(v);
@@ -41,43 +37,30 @@ public abstract class BaseThreadItemViewHolder<I extends ThreadItem>
layout = (ViewGroup) v.findViewById(R.id.layout);
textView = (TextView) v.findViewById(R.id.text);
author = (AuthorView) v.findViewById(R.id.author);
- topDivider = v.findViewById(R.id.top_divider);
}
- // TODO improve encapsulation, so we don't need to pass the adapter here
@CallSuper
- public void bind(final ThreadItemAdapter<I> adapter,
- final ThreadItemListener<I> listener, final I item, int pos) {
-
+ public void bind(final I item, final ThreadItemListener<I> listener) {
textView.setText(StringUtils.trim(item.getText()));
- if (pos == 0) {
- topDivider.setVisibility(INVISIBLE);
- } else {
- topDivider.setVisibility(VISIBLE);
- }
-
author.setAuthor(item.getAuthor());
author.setDate(item.getTimestamp());
author.setAuthorStatus(item.getStatus());
- if (item.equals(adapter.getReplyItem())) {
+ if (item.isHighlighted()) {
layout.setActivated(true);
} else if (!item.isRead()) {
layout.setActivated(true);
- animateFadeOut(adapter, item);
+ animateFadeOut();
listener.onUnreadItemVisible(item);
} else {
layout.setActivated(false);
}
}
- private void animateFadeOut(final ThreadItemAdapter<I> adapter,
- final I addedItem) {
-
+ private void animateFadeOut() {
setIsRecyclable(false);
ValueAnimator anim = new ValueAnimator();
- adapter.addAnimatingItem(addedItem, anim);
ColorDrawable viewColor = new ColorDrawable(ContextCompat
.getColor(getContext(), R.color.forum_cell_highlight));
anim.setIntValues(viewColor.getColor(), ContextCompat
@@ -94,7 +77,6 @@ public abstract class BaseThreadItemViewHolder<I extends ThreadItem>
R.drawable.list_item_thread_background);
layout.setActivated(false);
setIsRecyclable(true);
- adapter.removeAnimatingItem(addedItem);
}
@Override
public void onAnimationCancel(Animator animation) {
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItem.java b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItem.java
index 39d00f98f2..62431da9a1 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItem.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItem.java
@@ -23,9 +23,7 @@ public abstract class ThreadItem implements MessageNode {
private final Author author;
private final Status status;
private int level = UNDEFINED;
- private boolean isShowingDescendants = true;
- private int descendantCount = 0;
- private boolean isRead;
+ private boolean isRead, highlighted;
public ThreadItem(MessageId messageId, @Nullable MessageId parentId,
String text, long timestamp, Author author, Status status,
@@ -37,6 +35,7 @@ public abstract class ThreadItem implements MessageNode {
this.author = author;
this.status = status;
this.isRead = isRead;
+ this.highlighted = false;
}
public String getText() {
@@ -71,19 +70,11 @@ public abstract class ThreadItem implements MessageNode {
return status;
}
- public boolean isShowingDescendants() {
- return isShowingDescendants;
- }
-
@Override
public void setLevel(int level) {
this.level = level;
}
- public void setShowingDescendants(boolean showingDescendants) {
- this.isShowingDescendants = showingDescendants;
- }
-
public boolean isRead() {
return isRead;
}
@@ -92,13 +83,12 @@ public abstract class ThreadItem implements MessageNode {
isRead = read;
}
- public boolean hasDescendants() {
- return descendantCount > 0;
+ public void setHighlighted(boolean highlighted) {
+ this.highlighted = highlighted;
}
- @Override
- public void setDescendantCount(int descendantCount) {
- this.descendantCount = descendantCount;
+ public boolean isHighlighted() {
+ return highlighted;
}
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItemAdapter.java b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItemAdapter.java
index f663a219c2..72b03a03fc 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItemAdapter.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadItemAdapter.java
@@ -1,6 +1,5 @@
package org.briarproject.briar.android.threaded;
-import android.animation.ValueAnimator;
import android.support.annotation.Nullable;
import android.support.annotation.UiThread;
import android.support.v7.widget.LinearLayoutManager;
@@ -13,14 +12,11 @@ import org.briarproject.bramble.api.sync.MessageId;
import org.briarproject.briar.R;
import org.briarproject.briar.android.util.VersionedAdapter;
-import java.util.ArrayList;
import java.util.Collection;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
import static android.support.v7.widget.RecyclerView.NO_POSITION;
+@UiThread
public class ThreadItemAdapter<I extends ThreadItem>
extends RecyclerView.Adapter<BaseThreadItemViewHolder<I>>
implements VersionedAdapter {
@@ -28,13 +24,9 @@ public class ThreadItemAdapter<I extends ThreadItem>
static final int UNDEFINED = -1;
protected final NestedTreeList<I> items = new NestedTreeList<>();
- private final Map<I, ValueAnimator> animatingItems = new HashMap<>();
private final ThreadItemListener<I> listener;
private final LinearLayoutManager layoutManager;
- @Nullable
- private I replyItem;
-
private volatile int revision = 0;
public ThreadItemAdapter(ThreadItemListener<I> listener,
@@ -53,24 +45,23 @@ public class ThreadItemAdapter<I extends ThreadItem>
@Override
public void onBindViewHolder(BaseThreadItemViewHolder<I> ui, int position) {
- I item = getVisibleItem(position);
- if (item == null) return;
- ui.bind(this, listener, item, position);
+ I item = items.get(position);
+ ui.bind(item, listener);
}
- /**
- * Contrary to the super class adapter,
- * this returns the number of <b>visible</b> items,
- * not all items in the dataset.
- */
@Override
public int getItemCount() {
- return getVisiblePos(null);
+ return items.size();
}
- @Nullable
- I getReplyItem() {
- return replyItem;
+ @Override
+ public int getRevision() {
+ return revision;
+ }
+
+ @Override
+ public void incrementRevision() {
+ revision++;
}
public void setItems(Collection<I> items) {
@@ -81,233 +72,51 @@ public class ThreadItemAdapter<I extends ThreadItem>
public void add(I item) {
items.add(item);
- if (item.getParentId() == null) {
- notifyItemInserted(getVisiblePos(item));
- } else {
- // Try to find the item's parent and perform the proper ui update if
- // it's present and visible.
- for (int i = items.indexOf(item) - 1; i >= 0; i--) {
- I higherItem = items.get(i);
- if (higherItem.getLevel() < item.getLevel()) {
- // parent found
- if (higherItem.isShowingDescendants()) {
- int parentVisiblePos = getVisiblePos(higherItem);
- if (parentVisiblePos != NO_POSITION) {
- // parent is visible, we need to update its ui
- notifyItemChanged(parentVisiblePos);
- // new item insert ui
- int visiblePos = getVisiblePos(item);
- notifyItemInserted(visiblePos);
- break;
- }
- } else {
- // do not show the new item if its parent is not showing
- // descendants (this can be overridden by the user by
- // pressing the snack bar)
- break;
- }
- }
- }
- }
- }
-
- void scrollTo(I item) {
- int visiblePos = getVisiblePos(item);
- MessageId parentId = item.getParentId();
- if (visiblePos == NO_POSITION && parentId != null) {
- // The item is not visible due to being hidden by its parent item.
- // Find the parent and make it visible and traverse up the parent
- // chain if necessary to make the item visible
- for (int i = items.indexOf(item) - 1; i >= 0; i--) {
- I higherItem = items.get(i);
- if (higherItem.getId().equals(parentId)) {
- // parent found
- showDescendants(higherItem);
- int parentPos = getVisiblePos(higherItem);
- if (parentPos != NO_POSITION) {
- // parent or ancestor is visible, item's visibility
- // is ensured
- notifyItemChanged(parentPos);
- visiblePos = parentPos;
- break;
- }
- // parent or ancestor is hidden, we need to continue up the
- // dependency chain
- parentId = higherItem.getParentId();
- if (parentId == null) throw new AssertionError();
- }
- }
- }
- if (visiblePos != NO_POSITION)
- layoutManager.scrollToPositionWithOffset(visiblePos, 0);
+ notifyItemInserted(findItemPosition(item));
}
- int getReplyCount(I item) {
- int counter = 0;
- int pos = items.indexOf(item);
- if (pos >= 0) {
- int ancestorLvl = item.getLevel();
- for (int i = pos + 1; i < items.size(); i++) {
- int descendantLvl = items.get(i).getLevel();
- if (descendantLvl <= ancestorLvl)
- break;
- if (descendantLvl == ancestorLvl + 1)
- counter++;
- }
- }
- return counter;
- }
-
- void setReplyItem(@Nullable I item) {
- if (replyItem != null) {
- notifyItemChanged(getVisiblePos(replyItem));
- }
- replyItem = item;
- if (replyItem != null) {
- notifyItemChanged(getVisiblePos(replyItem));
- }
- }
-
- void setReplyItemById(MessageId id) {
- for (I item : items) {
- if (item.getId().equals(id)) {
- setReplyItem(item);
- break;
- }
- }
- }
-
- private List<Integer> getSubTreeIndexes(int pos, int levelLimit) {
- List<Integer> indexList = new ArrayList<>();
-
- for (int i = pos + 1; i < getItemCount(); i++) {
- I item = getVisibleItem(i);
- if (item != null && item.getLevel() > levelLimit) {
- indexList.add(i);
- } else {
- break;
- }
- }
- return indexList;
- }
-
- public void showDescendants(I item) {
- item.setShowingDescendants(true);
- int visiblePos = getVisiblePos(item);
- List<Integer> indexList =
- getSubTreeIndexes(visiblePos, item.getLevel());
- if (!indexList.isEmpty()) {
- if (indexList.size() == 1) {
- notifyItemInserted(indexList.get(0));
- } else {
- notifyItemRangeInserted(indexList.get(0),
- indexList.size());
- }
+ @Nullable
+ public I getItemAt(int position) {
+ if (position == NO_POSITION || position >= items.size()) {
+ return null;
}
+ return items.get(position);
}
- public void hideDescendants(I item) {
- int visiblePos = getVisiblePos(item);
- List<Integer> indexList =
- getSubTreeIndexes(visiblePos, item.getLevel());
- if (!indexList.isEmpty()) {
- // stop animating children
- for (int index : indexList) {
- ValueAnimator anim = animatingItems.get(items.get(index));
- if (anim != null && anim.isRunning()) {
- anim.cancel();
- }
- }
- if (indexList.size() == 1) {
- notifyItemRemoved(indexList.get(0));
- } else {
- notifyItemRangeRemoved(indexList.get(0),
- indexList.size());
- }
+ protected int findItemPosition(@Nullable I item) {
+ for (int i = 0; i < items.size(); i++) {
+ if (items.get(i).equals(item)) return i;
}
- item.setShowingDescendants(false);
+ return NO_POSITION; // Not found
}
-
/**
- * Returns the visible item at the given position
+ * Highlights the item with the given {@link MessageId}
+ * and disables the highlight for a previously highlighted item, if any.
*
- * @param position is visible item index
- * @return the visible item at index 'position' from an ordered list of
- * visible items, or null if 'position' is larger than the number of
- * visible items.
+ * Only one item can be highlighted at a time.
*/
- @Nullable
- public I getVisibleItem(int position) {
- int levelLimit = UNDEFINED;
- for (I item : items) {
- if (levelLimit >= 0) {
- // skip hidden items that their parent is hiding
- if (item.getLevel() > levelLimit) {
- continue;
- }
- levelLimit = UNDEFINED;
- }
- if (!item.isShowingDescendants()) {
- levelLimit = item.getLevel();
- }
- if (position-- == 0) {
- return item;
+ void setHighlightedItem(@Nullable MessageId id) {
+ for (int i = 0; i < items.size(); i++) {
+ I item = items.get(i);
+ if (id != null && item.getId().equals(id)) {
+ item.setHighlighted(true);
+ notifyItemChanged(i, item);
+ } else if (item.isHighlighted()) {
+ item.setHighlighted(false);
+ notifyItemChanged(i, item);
}
}
- return null;
}
- /**
- * Returns the visible position of the given item.
- *
- * @param item the item to find the visible position of, or null to
- * return the total count of visible items.
- * @return the visible position of 'item', or the total number of visible
- * items if 'item' is null. If 'item' is not visible, NO_POSITION is
- * returned.
- */
- protected int getVisiblePos(@Nullable I item) {
- int visibleCounter = 0;
- int levelLimit = UNDEFINED;
+ @Nullable
+ I getHighlightedItem() {
for (I i : items) {
- if (levelLimit >= 0) {
- if (i.getLevel() > levelLimit) {
- // skip all the items below a non visible branch
- continue;
- }
- levelLimit = UNDEFINED;
- }
- if (item != null && item.equals(i)) {
- return visibleCounter;
- } else if (!i.isShowingDescendants()) {
- levelLimit = i.getLevel();
- }
- visibleCounter++;
+ if (i.isHighlighted()) return i;
}
- return item == null ? visibleCounter : NO_POSITION;
- }
-
- void addAnimatingItem(I item, ValueAnimator anim) {
- animatingItems.put(item, anim);
- }
-
- void removeAnimatingItem(I item) {
- animatingItems.remove(item);
- }
-
- @Override
- public int getRevision() {
- return revision;
- }
-
- @UiThread
- @Override
- public void incrementRevision() {
- revision++;
+ return null;
}
-
/**
* Gets the number of unread items above and below the current view port.
*
@@ -321,24 +130,13 @@ public class ThreadItemAdapter<I extends ThreadItem>
return new UnreadCount(0, 0);
int unreadCounterTop = 0, unreadCounterBottom = 0;
- int visibleCounter = 0;
- int levelLimit = UNDEFINED;
- for (I i : items) {
- if (levelLimit >= 0) {
- if (i.getLevel() > levelLimit) {
- // skip all the items below a non visible branch
- continue;
- }
- levelLimit = UNDEFINED;
- }
- if (visibleCounter > positionBottom && !i.isRead()) {
- unreadCounterBottom++;
- } else if (visibleCounter < positionTop && !i.isRead()) {
+ for (int i = 0; i < items.size(); i++) {
+ I item = items.get(i);
+ if (i < positionTop && !item.isRead()) {
unreadCounterTop++;
- } else if (!i.isShowingDescendants()) {
- levelLimit = i.getLevel();
+ } else if (i > positionBottom && !item.isRead()) {
+ unreadCounterBottom++;
}
- visibleCounter++;
}
return new UnreadCount(unreadCounterTop, unreadCounterBottom);
}
@@ -348,22 +146,9 @@ public class ThreadItemAdapter<I extends ThreadItem>
*/
public int getVisibleUnreadPosBottom() {
final int positionBottom = layoutManager.findLastVisibleItemPosition();
- int visibleCounter = 0;
- int levelLimit = UNDEFINED;
- for (I i : items) {
- if (levelLimit >= 0) {
- if (i.getLevel() > levelLimit) {
- // skip all the items below a non visible branch
- continue;
- }
- levelLimit = UNDEFINED;
- }
- if (visibleCounter > positionBottom && !i.isRead()) {
- return visibleCounter;
- } else if (!i.isShowingDescendants()) {
- levelLimit = i.getLevel();
- }
- visibleCounter++;
+ if (positionBottom == NO_POSITION) return NO_POSITION;
+ for (int i = positionBottom + 1; i < items.size(); i++) {
+ if (!items.get(i).isRead()) return i;
}
return NO_POSITION;
}
@@ -374,24 +159,12 @@ public class ThreadItemAdapter<I extends ThreadItem>
public int getVisibleUnreadPosTop() {
final int positionTop = layoutManager.findFirstVisibleItemPosition();
int position = NO_POSITION;
- int visibleCounter = 0;
- int levelLimit = UNDEFINED;
- for (I i : items) {
- if (levelLimit >= 0) {
- if (i.getLevel() > levelLimit) {
- // skip all the items below a non visible branch
- continue;
- }
- levelLimit = UNDEFINED;
- }
- if (visibleCounter < positionTop && !i.isRead()) {
- position = visibleCounter;
- } if (visibleCounter >= positionTop) {
+ for (int i = 0; i < items.size(); i++) {
+ if (i < positionTop && !items.get(i).isRead()) {
+ position = i;
+ } else if (i >= positionTop) {
return position;
- } else if (!i.isShowingDescendants()) {
- levelLimit = i.getLevel();
}
- visibleCounter++;
}
return NO_POSITION;
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadListActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadListActivity.java
index c43ce66e02..77ef469716 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadListActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadListActivity.java
@@ -3,6 +3,7 @@ package org.briarproject.briar.android.threaded;
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.CallSuper;
+import android.support.annotation.Nullable;
import android.support.annotation.StringRes;
import android.support.annotation.UiThread;
import android.support.design.widget.Snackbar;
@@ -32,11 +33,11 @@ import org.briarproject.briar.android.view.TextInputView.TextInputListener;
import org.briarproject.briar.android.view.UnreadMessageButton;
import org.briarproject.briar.api.client.NamedGroup;
import org.briarproject.briar.api.client.PostHeader;
+import org.thoughtcrime.securesms.components.KeyboardAwareLinearLayout;
import java.util.Collection;
import java.util.logging.Logger;
-import javax.annotation.Nullable;
import javax.inject.Inject;
import static android.support.design.widget.Snackbar.make;
@@ -62,9 +63,11 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
protected A adapter;
protected BriarRecyclerView list;
+ private LinearLayoutManager layoutManager;
protected TextInputView textInput;
protected GroupId groupId;
private UnreadMessageButton upButton, downButton;
+ @Nullable
private MessageId replyId;
protected abstract ThreadListController<G, I, H> getController();
@@ -89,9 +92,9 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
textInput.setVisibility(GONE);
textInput.setListener(this);
list = (BriarRecyclerView) findViewById(R.id.list);
- LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
- list.setLayoutManager(linearLayoutManager);
- adapter = createAdapter(linearLayoutManager);
+ layoutManager = new LinearLayoutManager(this);
+ list.setLayoutManager(layoutManager);
+ adapter = createAdapter(layoutManager);
list.setAdapter(adapter);
list.getRecyclerView().addOnScrollListener(
@@ -179,7 +182,7 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
adapter.setItems(items);
list.showData();
if (replyId != null)
- adapter.setReplyItemById(replyId);
+ adapter.setHighlightedItem(replyId);
}
} else {
LOG.info("Concurrent update, reloading");
@@ -240,7 +243,7 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
super.onSaveInstanceState(outState);
boolean visible = textInput.getVisibility() == VISIBLE;
outState.putBoolean(KEY_INPUT_VISIBILITY, visible);
- ThreadItem replyItem = adapter.getReplyItem();
+ ThreadItem replyItem = adapter.getHighlightedItem();
if (replyItem != null) {
outState.putByteArray(KEY_REPLY_ID, replyItem.getId().getBytes());
}
@@ -261,7 +264,7 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
public void onBackPressed() {
if (textInput.getVisibility() == VISIBLE) {
textInput.setVisibility(GONE);
- adapter.setReplyItem(null);
+ adapter.setHighlightedItem(null);
} else {
super.onBackPressed();
}
@@ -276,8 +279,21 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
}
@Override
- public void onReplyClick(I item) {
+ public void onReplyClick(final I item) {
showTextInput(item);
+ if (textInput.isKeyboardOpen()) {
+ scrollToItemAtTop(item);
+ } else {
+ // wait with scrolling until keyboard opened
+ textInput.addOnKeyboardShownListener(
+ new KeyboardAwareLinearLayout.OnKeyboardShownListener() {
+ @Override
+ public void onKeyboardShown() {
+ scrollToItemAtTop(item);
+ textInput.removeOnKeyboardShownListener(this);
+ }
+ });
+ }
}
@Override
@@ -300,7 +316,15 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
}
}
- protected void displaySnackbarShort(@StringRes int stringId) {
+ private void scrollToItemAtTop(I item) {
+ int position = adapter.findItemPosition(item);
+ if (position != NO_POSITION) {
+ layoutManager
+ .scrollToPositionWithOffset(position, 0);
+ }
+ }
+
+ protected void displaySnackbar(@StringRes int stringId) {
Snackbar snackbar = make(list, stringId, Snackbar.LENGTH_SHORT);
snackbar.getView().setBackgroundResource(R.color.briar_primary);
snackbar.show();
@@ -318,7 +342,8 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
textInput.showSoftKeyboard();
textInput.setHint(replyItem == null ? R.string.forum_new_message_hint :
R.string.forum_message_reply_hint);
- adapter.setReplyItem(replyItem);
+ adapter.setHighlightedItem(
+ replyItem == null ? null : replyItem.getId());
}
@Override
@@ -326,10 +351,10 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
if (text.trim().length() == 0)
return;
if (StringUtils.utf8IsTooLong(text, getMaxBodyLength())) {
- displaySnackbarShort(R.string.text_too_long);
+ displaySnackbar(R.string.text_too_long);
return;
}
- I replyItem = adapter.getReplyItem();
+ I replyItem = adapter.getHighlightedItem();
UiResultExceptionHandler<I, DbException> handler =
new UiResultExceptionHandler<I, DbException>(this) {
@Override
@@ -346,7 +371,7 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
textInput.hideSoftKeyboard();
textInput.setVisibility(GONE);
textInput.setText("");
- adapter.setReplyItem(null);
+ adapter.setHighlightedItem(null);
}
protected abstract int getMaxBodyLength();
@@ -377,7 +402,8 @@ public abstract class ThreadListActivity<G extends NamedGroup, A extends ThreadI
adapter.add(item);
if (isLocal) {
- displaySnackbarShort(getItemPostedString());
+ displaySnackbar(getItemPostedString());
+ scrollToItemAtTop(item);
} else {
updateUnreadCount();
}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadPostViewHolder.java b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadPostViewHolder.java
index 5bdca7ba2f..5719f9a0e0 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadPostViewHolder.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/threaded/ThreadPostViewHolder.java
@@ -16,32 +16,29 @@ import static android.view.View.VISIBLE;
public class ThreadPostViewHolder<I extends ThreadItem>
extends BaseThreadItemViewHolder<I> {
- private final TextView lvlText, repliesText;
+ private final TextView lvlText;
private final View[] lvls;
- private final View chevron, replyButton;
+ private final View replyButton;
+
+ private final static int[] nestedLineIds = {
+ R.id.nested_line_1, R.id.nested_line_2, R.id.nested_line_3,
+ R.id.nested_line_4, R.id.nested_line_5
+ };
public ThreadPostViewHolder(View v) {
super(v);
lvlText = (TextView) v.findViewById(R.id.nested_line_text);
- repliesText = (TextView) v.findViewById(R.id.replies);
- int[] nestedLineIds = {
- R.id.nested_line_1, R.id.nested_line_2, R.id.nested_line_3,
- R.id.nested_line_4, R.id.nested_line_5
- };
lvls = new View[nestedLineIds.length];
for (int i = 0; i < lvls.length; i++) {
lvls[i] = v.findViewById(nestedLineIds[i]);
}
- chevron = v.findViewById(R.id.chevron);
replyButton = v.findViewById(R.id.btn_reply);
}
- // TODO improve encapsulation, so we don't need to pass the adapter here
@Override
- public void bind(final ThreadItemAdapter<I> adapter,
- final ThreadItemListener<I> listener, final I item, int pos) {
- super.bind(adapter, listener, item, pos);
+ public void bind(final I item, final ThreadItemListener<I> listener) {
+ super.bind(item, listener);
for (int i = 0; i < lvls.length; i++) {
lvls[i].setVisibility(i < item.getLevel() ? VISIBLE : GONE);
@@ -53,41 +50,10 @@ public class ThreadPostViewHolder<I extends ThreadItem>
lvlText.setVisibility(GONE);
}
- int replies = adapter.getReplyCount(item);
- if (replies == 0) {
- repliesText.setText("");
- } else {
- repliesText.setText(getContext().getResources()
- .getQuantityString(R.plurals.message_replies, replies,
- replies));
- }
-
- if (item.hasDescendants()) {
-// chevron.setVisibility(VISIBLE);
- if (item.isShowingDescendants()) {
- chevron.setSelected(false);
- } else {
- chevron.setSelected(true);
- }
- chevron.setOnClickListener(new View.OnClickListener() {
- @Override
- public void onClick(View v) {
- chevron.setSelected(!chevron.isSelected());
- if (chevron.isSelected()) {
- adapter.hideDescendants(item);
- } else {
- adapter.showDescendants(item);
- }
- }
- });
- } else {
-// chevron.setVisibility(INVISIBLE);
- }
replyButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onReplyClick(item);
- adapter.scrollTo(item);
}
});
}
diff --git a/briar-android/src/main/res/layout/list_item_forum.xml b/briar-android/src/main/res/layout/list_item_forum.xml
index 50bd1a18af..a3881e9e74 100644
--- a/briar-android/src/main/res/layout/list_item_forum.xml
+++ b/briar-android/src/main/res/layout/list_item_forum.xml
@@ -60,7 +60,7 @@
tools:text="Dec 24"/>
<View
- style="@style/Divider.ForumList"
+ style="@style/Divider.ThreadItem"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_below="@+id/postCountView"/>
diff --git a/briar-android/src/main/res/layout/list_item_group.xml b/briar-android/src/main/res/layout/list_item_group.xml
index d0b1122648..19ea41eb87 100644
--- a/briar-android/src/main/res/layout/list_item_group.xml
+++ b/briar-android/src/main/res/layout/list_item_group.xml
@@ -97,7 +97,7 @@
<View
android:id="@+id/divider"
- style="@style/Divider.ForumList"
+ style="@style/Divider.ThreadItem"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_below="@+id/statusView"
diff --git a/briar-android/src/main/res/layout/list_item_group_join_notice.xml b/briar-android/src/main/res/layout/list_item_group_join_notice.xml
index 23b7fd283c..02e0b4b4b2 100644
--- a/briar-android/src/main/res/layout/list_item_group_join_notice.xml
+++ b/briar-android/src/main/res/layout/list_item_group_join_notice.xml
@@ -6,23 +6,14 @@
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="wrap_content"
- android:layout_marginLeft="@dimen/margin_medium"
android:baselineAligned="false"
android:orientation="vertical">
- <View
- android:id="@+id/top_divider"
- style="@style/Divider.ForumList"
- android:layout_alignParentTop="true"/>
-
<org.thoughtcrime.securesms.components.emoji.EmojiTextView
android:id="@+id/text"
android:layout_width="match_parent"
android:layout_height="wrap_content"
- android:layout_below="@+id/top_divider"
- android:layout_marginBottom="@dimen/margin_small"
- android:layout_marginRight="@dimen/margin_medium"
- android:layout_marginTop="@dimen/margin_medium"
+ android:layout_margin="@dimen/margin_medium"
android:textColor="@color/briar_text_secondary"
android:textSize="@dimen/text_size_medium"
android:textStyle="italic"
@@ -32,9 +23,12 @@
android:id="@+id/icon"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
+ android:layout_alignBottom="@+id/info"
android:layout_alignLeft="@+id/text"
+ android:layout_alignTop="@+id/info"
android:layout_below="@+id/text"
- android:layout_marginRight="@dimen/margin_small"
+ android:layout_marginRight="@dimen/margin_medium"
+ android:scaleType="center"
tools:ignore="ContentDescription"
tools:src="@drawable/ic_visibility"/>
@@ -45,6 +39,7 @@
android:layout_alignEnd="@+id/text"
android:layout_alignRight="@+id/text"
android:layout_below="@+id/text"
+ android:layout_marginBottom="@dimen/margin_medium"
android:layout_toRightOf="@+id/icon"
android:gravity="center_vertical"
android:minHeight="24dp"
@@ -57,10 +52,10 @@
<org.briarproject.briar.android.view.AuthorView
android:id="@+id/author"
android:layout_width="wrap_content"
- android:layout_height="@dimen/button_size"
+ android:layout_height="wrap_content"
android:layout_alignLeft="@+id/text"
android:layout_below="@+id/info"
- android:gravity="center"
+ android:layout_toLeftOf="@+id/optionsButton"
app:persona="commenter"/>
<Button
@@ -68,11 +63,16 @@
style="@style/BriarButtonFlat.Positive.Tiny"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
+ android:layout_alignBottom="@+id/author"
android:layout_alignEnd="@+id/text"
android:layout_alignRight="@+id/text"
- android:layout_alignTop="@+id/author"
- android:layout_toRightOf="@+id/author"
+ android:layout_below="@+id/info"
android:gravity="right|center_vertical"
android:text="@string/options"/>
+ <View
+ style="@style/Divider.ThreadItem"
+ android:layout_below="@+id/author"
+ android:layout_marginTop="@dimen/margin_medium"/>
+
</RelativeLayout>
diff --git a/briar-android/src/main/res/layout/list_item_invitations.xml b/briar-android/src/main/res/layout/list_item_invitations.xml
index ce7afa1477..5aab1e5919 100644
--- a/briar-android/src/main/res/layout/list_item_invitations.xml
+++ b/briar-android/src/main/res/layout/list_item_invitations.xml
@@ -81,7 +81,7 @@
android:text="@string/decline"/>
<View
- style="@style/Divider.ForumList"
+ style="@style/Divider.ThreadItem"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_below="@+id/acceptButton"/>
diff --git a/briar-android/src/main/res/layout/list_item_rss_feed.xml b/briar-android/src/main/res/layout/list_item_rss_feed.xml
index 51061a3314..76e0978a77 100644
--- a/briar-android/src/main/res/layout/list_item_rss_feed.xml
+++ b/briar-android/src/main/res/layout/list_item_rss_feed.xml
@@ -113,7 +113,7 @@
tools:text="This is a description of the RSS feed. It can be several lines long, but it can also not exist at all if it is not present in the feed itself."/>
<View
- style="@style/Divider.ForumList"
+ style="@style/Divider.ThreadItem"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_below="@+id/descriptionView"
diff --git a/briar-android/src/main/res/layout/list_item_thread.xml b/briar-android/src/main/res/layout/list_item_thread.xml
index b6ec4a14b4..c161088397 100644
--- a/briar-android/src/main/res/layout/list_item_thread.xml
+++ b/briar-android/src/main/res/layout/list_item_thread.xml
@@ -62,23 +62,20 @@
android:background="@drawable/level_indicator_circle"
android:gravity="center"
android:textSize="@dimen/text_size_small"
- android:visibility="gone"
- />
+ android:visibility="gone"/>
</RelativeLayout>
<RelativeLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
- android:layout_marginLeft="@dimen/margin_medium"
android:layout_weight="1">
<org.thoughtcrime.securesms.components.emoji.EmojiTextView
android:id="@+id/text"
android:layout_width="match_parent"
android:layout_height="wrap_content"
- android:paddingRight="@dimen/margin_medium"
- android:paddingTop="@dimen/margin_medium"
+ android:padding="@dimen/margin_medium"
android:textColor="@color/briar_text_primary"
android:textIsSelectable="true"
android:textSize="@dimen/text_size_medium"
@@ -87,26 +84,12 @@
<org.briarproject.briar.android.view.AuthorView
android:id="@+id/author"
android:layout_width="wrap_content"
- android:layout_height="@dimen/button_size"
+ android:layout_height="wrap_content"
android:layout_alignLeft="@id/text"
android:layout_below="@id/text"
- android:gravity="center"
- app:persona="commenter"/>
-
- <TextView
- android:id="@+id/replies"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_alignBottom="@+id/author"
- android:layout_alignTop="@+id/author"
+ android:layout_marginLeft="@dimen/margin_medium"
android:layout_toLeftOf="@+id/btn_reply"
- android:layout_toRightOf="@+id/author"
- android:ellipsize="end"
- android:gravity="right|end|center_vertical"
- android:maxLines="1"
- android:padding="@dimen/margin_medium"
- android:textSize="@dimen/text_size_tiny"
- tools:text="2 replies"/>
+ app:persona="commenter"/>
<TextView
android:id="@+id/btn_reply"
@@ -115,32 +98,17 @@
android:layout_height="wrap_content"
android:layout_alignBottom="@+id/author"
android:layout_alignParentRight="true"
- android:layout_toLeftOf="@+id/chevron"
+ android:layout_below="@+id/text"
+ android:layout_marginRight="@dimen/margin_medium"
android:text="@string/btn_reply"
android:textSize="@dimen/text_size_tiny"/>
- <ImageView
- android:id="@+id/chevron"
- android:layout_width="@dimen/button_size"
- android:layout_height="@dimen/button_size"
- android:layout_alignBottom="@+id/author"
- android:layout_alignParentRight="true"
- android:background="?attr/selectableItemBackground"
- android:clickable="true"
- android:padding="@dimen/margin_medium"
- android:scaleType="center"
- android:src="@drawable/selector_chevron"
- android:visibility="gone"/>
-
<View
- android:id="@+id/top_divider"
- style="@style/Divider.ForumList"
- android:layout_width="match_parent"
- android:layout_height="@dimen/margin_separator"
+ style="@style/Divider.ThreadItem"
android:layout_alignLeft="@id/text"
- android:layout_alignParentTop="true"/>
+ android:layout_below="@+id/author"
+ android:layout_marginTop="@dimen/margin_medium"/>
</RelativeLayout>
-
-</LinearLayout>
\ No newline at end of file
+</LinearLayout>
diff --git a/briar-android/src/main/res/values/styles.xml b/briar-android/src/main/res/values/styles.xml
index 99105713df..f599ac1899 100644
--- a/briar-android/src/main/res/values/styles.xml
+++ b/briar-android/src/main/res/values/styles.xml
@@ -79,7 +79,7 @@
<item name="android:layout_marginLeft">@dimen/margin_large</item>
</style>
- <style name="Divider.ForumList" parent="Divider">
+ <style name="Divider.ThreadItem" parent="Divider">
<item name="android:layout_width">match_parent</item>
<item name="android:layout_height">1dp</item>
</style>
@@ -102,7 +102,7 @@
<style name="DiscussionLevelIndicator">
<item name="android:layout_marginLeft">4dp</item>
- <item name="android:background">?android:attr/listDivider</item>
+ <item name="android:background">@color/divider</item>
</style>
<style name="BriarTabLayout" parent="Widget.Design.TabLayout">
diff --git a/briar-android/src/test/java/org/briarproject/briar/android/forum/ForumActivityTest.java b/briar-android/src/test/java/org/briarproject/briar/android/forum/ForumActivityTest.java
index 5773f0d2aa..7986764099 100644
--- a/briar-android/src/test/java/org/briarproject/briar/android/forum/ForumActivityTest.java
+++ b/briar-android/src/test/java/org/briarproject/briar/android/forum/ForumActivityTest.java
@@ -114,28 +114,15 @@ public class ForumActivityTest {
rc.getValue().onResult(dummyData);
ThreadItemAdapter<ForumItem> adapter = forumActivity.getAdapter();
Assert.assertNotNull(adapter);
- // Cascade close
assertEquals(6, adapter.getItemCount());
- adapter.hideDescendants(dummyData.get(2));
- assertEquals(5, adapter.getItemCount());
- adapter.hideDescendants(dummyData.get(1));
- assertEquals(4, adapter.getItemCount());
- adapter.hideDescendants(dummyData.get(0));
- assertEquals(2, adapter.getItemCount());
assertTrue(dummyData.get(0).getText()
- .equals(adapter.getVisibleItem(0).getText()));
+ .equals(adapter.getItemAt(0).getText()));
assertTrue(dummyData.get(5).getText()
- .equals(adapter.getVisibleItem(1).getText()));
- // Cascade re-open
- adapter.showDescendants(dummyData.get(0));
- assertEquals(4, adapter.getItemCount());
- adapter.showDescendants(dummyData.get(1));
- assertEquals(5, adapter.getItemCount());
- adapter.showDescendants(dummyData.get(2));
- assertEquals(6, adapter.getItemCount());
+ .equals(adapter.getItemAt(1).getText()));
assertTrue(dummyData.get(2).getText()
- .equals(adapter.getVisibleItem(2).getText()));
+ .equals(adapter.getItemAt(2).getText()));
assertTrue(dummyData.get(4).getText()
- .equals(adapter.getVisibleItem(4).getText()));
+ .equals(adapter.getItemAt(4).getText()));
}
+
}
diff --git a/briar-api/src/main/java/org/briarproject/briar/api/client/MessageTree.java b/briar-api/src/main/java/org/briarproject/briar/api/client/MessageTree.java
index cca70884e3..8d2ed6cd9a 100644
--- a/briar-api/src/main/java/org/briarproject/briar/api/client/MessageTree.java
+++ b/briar-api/src/main/java/org/briarproject/briar/api/client/MessageTree.java
@@ -31,8 +31,6 @@ public interface MessageTree<T extends MessageTree.MessageNode> {
void setLevel(int level);
- void setDescendantCount(int descendantCount);
-
long getTimestamp();
}
diff --git a/briar-core/src/main/java/org/briarproject/briar/client/MessageTreeImpl.java b/briar-core/src/main/java/org/briarproject/briar/client/MessageTreeImpl.java
index 982bcd2e76..5636c5f751 100644
--- a/briar-core/src/main/java/org/briarproject/briar/client/MessageTreeImpl.java
+++ b/briar-core/src/main/java/org/briarproject/briar/client/MessageTreeImpl.java
@@ -83,7 +83,6 @@ public class MessageTreeImpl<T extends MessageTree.MessageNode>
list.add(node);
List<T> children = nodeMap.get(node.getId());
node.setLevel(level);
- node.setDescendantCount(children.size());
for (T child : children) {
traverse(list, child, level + 1);
}
--
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