Added new widgets for the Channels & Boards comments notify for Activity Stream

retroshare-gui/src/gui/NewsFeed.cpp

@@ -33,8 +33,10 @@
 #include <retroshare/rsposted.h>
 
 #include "util/qtthreadsutils.h"
+#include "feeds/BoardsCommentsItem.h"
 #include "feeds/ChatMsgItem.h"
 #include "feeds/GxsCircleItem.h"
+#include "feeds/ChannelsCommentsItem.h"
 #include "feeds/GxsChannelGroupItem.h"
 #include "feeds/GxsChannelPostItem.h"
 #include "feeds/GxsForumGroupItem.h"
@@ -240,6 +242,9 @@ void NewsFeed::handlePostedEvent(std::shared_ptr<const RsEvent> event)
 	case RsPostedEventCode::NEW_MESSAGE:
 		addFeedItem( new PostedItem(this, NEWSFEED_POSTEDMSGLIST, pe->mPostedGroupId, pe->mPostedMsgId, false, true));
 		break;
+	case RsPostedEventCode::NEW_COMMENT:
+		addFeedItem( new BoardsCommentsItem(this, NEWSFEED_POSTEDMSGLIST, pe->mPostedGroupId, pe->mPostedMsgId, false, true));
+		break;
 	default: break;
 	}
 }
@@ -285,6 +290,9 @@ void NewsFeed::handleChannelEvent(std::shared_ptr<const RsEvent> event)
 	case RsChannelEventCode::NEW_MESSAGE:
 		addFeedItem(new GxsChannelPostItem(this, NEWSFEED_CHANNELNEWLIST, pe->mChannelGroupId, pe->mChannelMsgId, false, true));
 		break;
+	case RsChannelEventCode::NEW_COMMENT:
+		addFeedItem(new ChannelsCommentsItem(this, NEWSFEED_CHANNELNEWLIST, pe->mChannelGroupId, pe->mChannelMsgId, false, true));
+		break;
 	case RsChannelEventCode::RECEIVED_PUBLISH_KEY:
 		addFeedItem(new GxsChannelGroupItem(this, NEWSFEED_CHANNELPUBKEYLIST, pe->mChannelGroupId, false, true));
 		break;

retroshare-gui/src/gui/Posted/PostedDialog.cpp

@@ -62,6 +62,7 @@ void PostedDialog::handleEvent_main_thread(std::shared_ptr<const RsEvent> event)
 		{
 		case RsPostedEventCode::NEW_MESSAGE:
 		case RsPostedEventCode::UPDATED_MESSAGE:        // [[fallthrough]];
+		case RsPostedEventCode::NEW_COMMENT:            // [[fallthrough]];
 		case RsPostedEventCode::READ_STATUS_CHANGED:   // [[fallthrough]];
 			updateGroupStatisticsReal(e->mPostedGroupId); // update the list immediately
             break;

retroshare-gui/src/gui/feeds/BoardsCommentsItem.cpp

@@ -0,0 +1,566 @@
+/*******************************************************************************
+ * retroshare-gui/src/gui/Posted/BoardsCommentsItem.cpp                        *
+ *                                                                             *
+ * Copyright (C) 2020 by RetroShare Team     <retroshare.project@gmail.com>    *
+ *                                                                             *
+ * This program is free software: you can redistribute it and/or modify        *
+ * it under the terms of the GNU Affero General Public License as              *
+ * published by the Free Software Foundation, either version 3 of the          *
+ * License, or (at your option) any later version.                             *
+ *                                                                             *
+ * This program is distributed in the hope that it will be useful,             *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of              *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                *
+ * GNU Affero General Public License for more details.                         *
+ *                                                                             *
+ * You should have received a copy of the GNU Affero General Public License    *
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.       *
+ *                                                                             *
+ *******************************************************************************/
+
+#include <QDateTime>
+#include <QMenu>
+#include <QStyle>
+#include <QTextDocument>
+
+#include "rshare.h"
+#include "BoardsCommentsItem.h"
+#include "gui/feeds/FeedHolder.h"
+#include "gui/RetroShareLink.h"
+#include "gui/gxs/GxsIdDetails.h"
+#include "util/DateTime.h"
+#include "util/misc.h"
+#include "util/stringutil.h"
+#include "gui/common/FilesDefs.h"
+#include "util/qtthreadsutils.h"
+#include "util/HandleRichText.h"
+#include "gui/MainWindow.h"
+#include "gui/Identity/IdDialog.h"
+#include "gui/Posted/PostedDialog.h"
+
+#include "ui_BoardsCommentsItem.h"
+
+#include <retroshare/rsposted.h>
+#include <retroshare/rsidentity.h>
+
+#include <chrono>
+#include <iostream>
+
+#define LINK_IMAGE ":/images/thumb-link.png"
+
+/** Constructor */
+
+//========================================================================================
+//                                     BaseBoardsCommentsItem                                   //
+//========================================================================================
+
+BaseBoardsCommentsItem::BaseBoardsCommentsItem( FeedHolder *feedHolder, uint32_t feedId
+                              , const RsGroupMetaData &group_meta, const RsGxsMessageId& post_id
+                              , bool isHome, bool autoUpdate)
+    : GxsFeedItem(feedHolder, feedId, group_meta.mGroupId, post_id, isHome, rsPosted, autoUpdate)
+    , mInFill(false), mGroupMeta(group_meta)
+    , mLoaded(false), mIsLoadingGroup(false), mIsLoadingMessage(false), mIsLoadingComment(false)
+{
+	mPost.mMeta.mMsgId = post_id;
+	mPost.mMeta.mGroupId = mGroupMeta.mGroupId;
+}
+
+BaseBoardsCommentsItem::BaseBoardsCommentsItem( FeedHolder *feedHolder, uint32_t feedId
+                              , const RsGxsGroupId &groupId, const RsGxsMessageId& post_id
+                              , bool isHome, bool autoUpdate)
+    : GxsFeedItem(feedHolder, feedId, groupId, post_id, isHome, rsPosted, autoUpdate)
+    , mInFill(false)
+    , mLoaded(false), mIsLoadingGroup(false), mIsLoadingMessage(false), mIsLoadingComment(false)
+{
+	mPost.mMeta.mMsgId = post_id;
+}
+
+BaseBoardsCommentsItem::~BaseBoardsCommentsItem()
+{
+	auto timeout = std::chrono::steady_clock::now() + std::chrono::milliseconds(200);
+	while( (mIsLoadingGroup || mIsLoadingMessage || mIsLoadingComment)
+	       && std::chrono::steady_clock::now() < timeout)
+	{
+		RsDbg() << __PRETTY_FUNCTION__ << " is Waiting "
+		        << (mIsLoadingGroup ? "Group " : "")
+		        << (mIsLoadingMessage ? "Message " : "")
+		        << (mIsLoadingComment ? "Comment " : "")
+		        << "loading finished." << std::endl;
+		std::this_thread::sleep_for(std::chrono::milliseconds(100));
+	}
+}
+
+void BaseBoardsCommentsItem::paintEvent(QPaintEvent *e)
+{
+	/* This method employs a trick to trigger a deferred loading. The post and group is requested only
+	 * when actually displayed on the screen. */
+
+	if(!mLoaded)
+	{
+		mLoaded = true ;
+
+		requestMessage();
+		requestComment();
+	}
+
+	GxsFeedItem::paintEvent(e) ;
+}
+
+bool BaseBoardsCommentsItem::setPost(const RsPostedPost &post, bool doFill)
+{
+	if (groupId() != post.mMeta.mGroupId || messageId() != post.mMeta.mMsgId) {
+		std::cerr << "BaseBoardsCommentsItem::setPost() - Wrong id, cannot set post";
+		std::cerr << std::endl;
+		return false;
+	}
+
+	mPost = post;
+
+	if (doFill)
+		fill();
+
+	return true;
+}
+
+void BaseBoardsCommentsItem::loadGroup()
+{
+	mIsLoadingGroup = true;
+	RsThread::async([this]()
+	{
+		// 1 - get group data
+
+#ifdef DEBUG_FORUMS
+		std::cerr << "Retrieving post data for post " << mThreadId << std::endl;
+#endif
+
+		std::vector<RsPostedGroup> groups;
+		const std::list<RsGxsGroupId> groupIds = { groupId() };
+
+		if(!rsPosted->getBoardsInfo(groupIds,groups))
+		{
+			RsErr() << "GxsPostedGroupItem::loadGroup() ERROR getting data" << std::endl;
+			mIsLoadingGroup = false;
+			return;
+		}
+
+		if (groups.size() != 1)
+		{
+			std::cerr << "GxsPostedGroupItem::loadGroup() Wrong number of Items" << std::endl;
+			mIsLoadingGroup = false;
+			return;
+		}
+		RsPostedGroup group(groups[0]);
+
+		RsQThreadUtils::postToObject( [group,this]()
+		{
+			/* Here it goes any code you want to be executed on the Qt Gui
+			 * thread, for example to update the data model with new information
+			 * after a blocking call to RetroShare API complete */
+
+			mGroupMeta = group.mMeta;
+			mIsLoadingGroup = false;
+
+		}, this );
+	});
+}
+
+void BaseBoardsCommentsItem::loadMessage()
+{
+	mIsLoadingMessage = true;
+	RsThread::async([this]()
+	{
+		// 1 - get group data
+
+		std::vector<RsPostedPost> posts;
+		std::vector<RsGxsComment> comments;
+		std::vector<RsGxsVote> votes;
+
+		if(! rsPosted->getBoardContent( groupId(), std::set<RsGxsMessageId>( { messageId() } ),posts,comments,votes))
+		{
+			RsErr() << "BaseBoardsCommentsItem::loadMessage() ERROR getting data" << std::endl;
+			mIsLoadingMessage = false;
+			return;
+		}
+
+		if (posts.size() == 1)
+		{
+			std::cerr << (void*)this << ": Obtained post, with msgId = " << posts[0].mMeta.mMsgId << std::endl;
+			const RsPostedPost& post(posts[0]);
+
+			RsQThreadUtils::postToObject( [post,this]() { setPost(post,true); mIsLoadingMessage = false;}, this );
+		}
+		else if(comments.size() == 1)
+		{
+			const RsGxsComment& cmt = comments[0];
+			std::cerr << (void*)this << ": Obtained comment, setting messageId to threadID = " << cmt.mMeta.mThreadId << std::endl;
+
+			RsQThreadUtils::postToObject( [cmt,this]()
+			{
+				setComment(cmt);
+
+				//Change this item to be uploaded with thread element.
+				setMessageId(cmt.mMeta.mThreadId);
+				requestMessage();
+
+				mIsLoadingMessage = false;
+			}, this );
+
+		}
+		else
+		{
+			std::cerr << "GxsChannelPostItem::loadMessage() Wrong number of Items. Remove It." << std::endl;
+
+			RsQThreadUtils::postToObject( [this]() {  removeItem(); mIsLoadingMessage = false;}, this );
+		}
+	});
+}
+
+
+void BaseBoardsCommentsItem::loadComment()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "GxsChannelPostItem::loadComment()";
+	std::cerr << std::endl;
+#endif
+	mIsLoadingComment = true;
+	RsThread::async([this]()
+	{
+		// 1 - get group data
+
+		std::set<RsGxsMessageId> msgIds;
+
+		for(auto MsgId: messageVersions())
+			msgIds.insert(MsgId);
+
+		std::vector<RsPostedPost> posts;
+		std::vector<RsGxsComment> comments;
+		std::vector<RsGxsVote> votes;
+
+		if(! rsPosted->getBoardContent( groupId(),msgIds,posts,comments,votes))
+		{
+			RsErr() << "BaseBoardsCommentsItem::loadGroup() ERROR getting data" << std::endl;
+			mIsLoadingComment = false;
+			return;
+		}
+
+		int comNb = comments.size();
+
+		RsQThreadUtils::postToObject( [comNb,this]()
+		{
+			setCommentsSize(comNb);
+			mIsLoadingComment = false;
+		}, this );
+	});
+}
+
+QString BaseBoardsCommentsItem::groupName()
+{
+	return QString::fromUtf8(mGroupMeta.mGroupName.c_str());
+}
+
+QString BaseBoardsCommentsItem::messageName()
+{
+	return QString::fromUtf8(mPost.mMeta.mMsgName.c_str());
+}
+
+void BaseBoardsCommentsItem::loadComments()
+{
+	std::cerr << "BaseBoardsCommentsItem::loadComments()";
+	std::cerr << std::endl;
+
+	if (mFeedHolder)
+	{
+		/* window will destroy itself! */
+		PostedDialog *postedDialog = dynamic_cast<PostedDialog*>(MainWindow::getPage(MainWindow::Posted));
+
+		if (!postedDialog)
+			return ;
+
+		MainWindow::showWindow(MainWindow::Posted);
+		postedDialog->navigate(mPost.mMeta.mGroupId, mPost.mMeta.mMsgId) ;
+	}
+}
+void BaseBoardsCommentsItem::readToggled(bool checked)
+{
+	if (mInFill) {
+		return;
+	}
+
+	RsGxsGrpMsgIdPair msgPair = std::make_pair(groupId(), messageId());
+
+	uint32_t token;
+	rsPosted->setMessageReadStatus(token, msgPair, !checked);
+
+	setReadStatus(false, checked);
+}
+
+void BaseBoardsCommentsItem::readAndClearItem()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "BaseBoardsCommentsItem::readAndClearItem()";
+	std::cerr << std::endl;
+#endif
+
+	readToggled(false);
+	removeItem();
+}
+void BaseBoardsCommentsItem::copyMessageLink()
+{
+	if (groupId().isNull() || messageId().isNull()) {
+		return;
+	}
+
+	RetroShareLink link = RetroShareLink::createGxsMessageLink(RetroShareLink::TYPE_POSTED, groupId(), messageId(), messageName());
+
+	if (link.valid()) {
+		QList<RetroShareLink> urls;
+		urls.push_back(link);
+		RSLinkClipboard::copyLinks(urls);
+	}
+}
+
+void BaseBoardsCommentsItem::showAuthorInPeople()
+{
+	if(mPost.mMeta.mAuthorId.isNull())
+	{
+		std::cerr << "(EE) GxsForumThreadWidget::loadMsgData_showAuthorInPeople() ERROR Missing Message Data...";
+		std::cerr << std::endl;
+	}
+
+	/* window will destroy itself! */
+	IdDialog *idDialog = dynamic_cast<IdDialog*>(MainWindow::getPage(MainWindow::People));
+
+	if (!idDialog)
+		return ;
+
+	MainWindow::showWindow(MainWindow::People);
+	idDialog->navigate(RsGxsId(mPost.mMeta.mAuthorId));
+}
+
+//========================================================================================
+//                                        BoardsCommentsItem                                    //
+//========================================================================================
+
+BoardsCommentsItem::BoardsCommentsItem(FeedHolder *feedHolder, uint32_t feedId, const RsGroupMetaData &group_meta, const RsGxsMessageId& post_id, bool isHome, bool autoUpdate) :
+    BaseBoardsCommentsItem(feedHolder, feedId, group_meta, post_id, isHome, autoUpdate)
+{
+	setup();
+}
+
+BoardsCommentsItem::BoardsCommentsItem(FeedHolder *feedHolder, uint32_t feedId, const RsGxsGroupId &groupId, const RsGxsMessageId& post_id, bool isHome, bool autoUpdate) :
+    BaseBoardsCommentsItem(feedHolder, feedId, groupId, post_id, isHome, autoUpdate)
+{
+	setup();
+	loadGroup();
+}
+
+void BoardsCommentsItem::setup()
+{
+	/* Invoke the Qt Designer generated object setup routine */
+	ui = new Ui::BoardsCommentsItem;
+	ui->setupUi(this);
+
+	setAttribute(Qt::WA_DeleteOnClose, true);
+
+	mInFill = false;
+
+	/* clear ui */
+	ui->titleLabel->setText(tr("Loading"));
+	ui->datetimeLabel->clear();
+	ui->replyFrame->hide();
+
+	ui->commentButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/comment.png"));
+	ui->copyLinkButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/copy.png"));
+	ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/down-arrow.png"));
+	ui->readAndClearButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/correct.png"));
+	ui->clearButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/exit2.png"));
+
+	/* general ones */
+	connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(removeItem()));
+
+	/* specific */
+	connect(ui->commentButton, SIGNAL( clicked()), this, SLOT(loadComments()));
+	connect(ui->voteUpButton, SIGNAL(clicked()), this, SLOT(makeUpVote()));
+	connect(ui->voteDownButton, SIGNAL(clicked()), this, SLOT( makeDownVote()));
+	connect(ui->expandButton, SIGNAL(clicked()), this, SLOT( toggle()));
+	connect(ui->readButton, SIGNAL(toggled(bool)), this, SLOT(readToggled(bool)));
+	connect(ui->readAndClearButton, SIGNAL(clicked()), this, SLOT(readAndClearItem()));
+	connect(ui->copyLinkButton, SIGNAL(clicked()), this, SLOT(copyMessageLink()));
+
+	// hide voting buttons, backend is not implemented yet
+	ui->voteUpButton->hide();
+	ui->voteDownButton->hide();
+	ui->scoreLabel->hide();
+
+	// hide expand button, replies is not implemented yet
+	ui->expandButton->hide();
+	ui->unsubscribeButton->hide();
+
+	ui->clearButton->hide();
+	ui->readAndClearButton->hide();
+}
+
+void BoardsCommentsItem::makeDownVote()
+{
+	RsGxsGrpMsgIdPair msgId;
+	msgId.first = mPost.mMeta.mGroupId;
+	msgId.second = mPost.mMeta.mMsgId;
+
+	ui->voteUpButton->setEnabled(false);
+	ui->voteDownButton->setEnabled(false);
+
+	emit vote(msgId, false);
+}
+
+void BoardsCommentsItem::makeUpVote()
+{
+	RsGxsGrpMsgIdPair msgId;
+	msgId.first = mPost.mMeta.mGroupId;
+	msgId.second = mPost.mMeta.mMsgId;
+
+	ui->voteUpButton->setEnabled(false);
+	ui->voteDownButton->setEnabled(false);
+
+	emit vote(msgId, true);
+}
+
+void BoardsCommentsItem::setComment(const RsGxsComment& cmt)
+{
+	ui->commLabel->setText(RsHtml().formatText(NULL, QString::fromUtf8(cmt.mComment.c_str()), RSHTML_FORMATTEXT_EMBED_LINKS));
+
+	ui->nameLabel->setId(cmt.mMeta.mAuthorId);
+	ui->datetimeLabel->setText(DateTime::formatLongDateTime(cmt.mMeta.mPublishTs));
+
+	RsIdentityDetails idDetails ;
+	rsIdentity->getIdDetails(cmt.mMeta.mAuthorId,idDetails);
+	QPixmap pixmap;
+
+	if(idDetails.mAvatar.mSize == 0 || !GxsIdDetails::loadPixmapFromData(idDetails.mAvatar.mData, idDetails.mAvatar.mSize, pixmap,GxsIdDetails::SMALL))
+		pixmap = GxsIdDetails::makeDefaultIcon(cmt.mMeta.mAuthorId,GxsIdDetails::SMALL);
+		ui->avatarLabel->setPixmap(pixmap);
+
+}
+void BoardsCommentsItem::setCommentsSize(int comNb)
+{
+	QString sComButText = tr("Comment");
+	if (comNb == 1)
+		sComButText = sComButText.append("(1)");
+	else if(comNb > 1)
+		sComButText = tr("Comments ").append("(%1)").arg(comNb);
+
+	ui->commentButton->setText(sComButText);
+}
+
+void BoardsCommentsItem::fill()
+{
+
+	ui->logoLabel->setPixmap( FilesDefs::getPixmapFromQtResourcePath(":/icons/png/comment.png"));
+
+	RetroShareLink link = RetroShareLink::createGxsGroupLink(RetroShareLink::TYPE_POSTED, mGroupMeta.mGroupId, groupName());
+	ui->titleLabel->setText(link.toHtml());
+
+	RetroShareLink msgLink = RetroShareLink::createGxsMessageLink(RetroShareLink::TYPE_POSTED, mPost.mMeta.mGroupId, mPost.mMeta.mMsgId, messageName());
+	ui->subjectLabel->setText(msgLink.toHtml());
+
+	mInFill = true;
+
+	//QString score = QString::number(mPost.mTopScore);
+	//ui->scoreLabel->setText(score);
+
+	// differences between Feed or Top of Comment.
+	if (mFeedHolder)
+	{
+		// feed.
+		//frame_comment->show();
+		ui->commentButton->show();
+
+		if (mPost.mComments)
+		{
+			QString commentText = QString::number(mPost.mComments);
+			commentText += " ";
+			commentText += tr("Comments");
+			ui->commentButton->setText(commentText);
+		}
+		else
+		{
+			ui->commentButton->setText(tr("Comment"));
+		}
+
+		//setReadStatus(IS_MSG_NEW(mPost.mMeta.mMsgStatus), IS_MSG_UNREAD(mPost.mMeta.mMsgStatus) || IS_MSG_NEW(mPost.mMeta.mMsgStatus));
+	}
+	else
+	{
+		// no feed.
+		//frame_comment->hide();
+		ui->commentButton->hide();
+
+		ui->readButton->hide();
+	}
+
+	if (mIsHome)
+	{
+		ui->clearButton->hide();
+		ui->readAndClearButton->hide();
+	}
+	else
+	{
+		ui->clearButton->show();
+		ui->readAndClearButton->show();
+	}
+	
+	// hide read button not yet functional
+	ui->readButton->hide();
+
+	// disable voting buttons - if they have already voted.
+	if (mPost.mMeta.mMsgStatus & GXS_SERV::GXS_MSG_STATUS_VOTE_MASK)
+	{
+		ui->voteUpButton->setEnabled(false);
+		ui->voteDownButton->setEnabled(false);
+	}
+
+	mInFill = false;
+
+	emit sizeChanged(this);
+}
+
+void BoardsCommentsItem::setReadStatus(bool isNew, bool isUnread)
+{
+	if (isUnread)
+	{
+		ui->readButton->setChecked(true);
+		ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-unread.png"));
+	}
+	else
+	{
+		ui->readButton->setChecked(false);
+		ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-read.png"));
+	}
+
+	ui->mainFrame->setProperty("new", isNew);
+	ui->mainFrame->style()->unpolish(ui->mainFrame);
+	ui->mainFrame->style()->polish(  ui->mainFrame);
+}
+
+void BoardsCommentsItem::toggle()
+{
+	expand(ui->replyFrame->isHidden());
+}
+
+void BoardsCommentsItem::doExpand(bool open)
+{
+	if (open)
+	{
+		ui->replyFrame->show();
+		ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/icons/png/up-arrow.png")));
+		ui->expandButton->setToolTip(tr("Hide"));
+	}
+	else
+	{
+		ui->replyFrame->hide();
+		ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/icons/png/down-arrow.png")));
+		ui->expandButton->setToolTip(tr("Expand"));
+	}
+
+	emit sizeChanged(this);
+
+}

retroshare-gui/src/gui/feeds/BoardsCommentsItem.h

@@ -0,0 +1,125 @@
+/*******************************************************************************
+ * retroshare-gui/src/gui/Posted/BoardsCommentsItem.h                          *
+ *                                                                             *
+ * Copyright (C) 2020 by RetroShare Team     <retroshare.project@gmail.com>    *
+ *                                                                             *
+ * This program is free software: you can redistribute it and/or modify        *
+ * it under the terms of the GNU Affero General Public License as              *
+ * published by the Free Software Foundation, either version 3 of the          *
+ * License, or (at your option) any later version.                             *
+ *                                                                             *
+ * This program is distributed in the hope that it will be useful,             *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of              *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                *
+ * GNU Affero General Public License for more details.                         *
+ *                                                                             *
+ * You should have received a copy of the GNU Affero General Public License    *
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.       *
+ *                                                                             *
+ *******************************************************************************/
+
+#ifndef MRK_BOARDSCOMMENTS_ITEM_H
+#define MRK_BOARDSCOMMENTS_ITEM_H
+
+#include <QMetaType>
+
+#include <retroshare/rsposted.h>
+#include "gui/gxs/GxsFeedItem.h"
+
+namespace Ui {
+class BoardsCommentsItem;
+}
+
+class FeedHolder;
+struct RsPostedPost;
+
+class BaseBoardsCommentsItem : public GxsFeedItem
+{
+	Q_OBJECT
+
+public:
+	BaseBoardsCommentsItem(FeedHolder *parent, uint32_t feedId, const RsGxsGroupId& groupId, const RsGxsMessageId& messageId, bool isHome, bool autoUpdate);
+	BaseBoardsCommentsItem(FeedHolder *parent, uint32_t feedId, const RsGroupMetaData& group_meta, const RsGxsMessageId& post_id, bool isHome, bool autoUpdate);
+	virtual ~BaseBoardsCommentsItem();
+
+	bool setPost(const RsPostedPost& post, bool doFill = true);
+
+    const RsPostedPost& getPost() const { return mPost ; }
+    RsPostedPost& getPost() { return mPost ; }
+
+	uint64_t uniqueIdentifier() const override { return hash_64bits("BoardsCommentsItem " + messageId().toStdString()); }
+
+private slots:
+	void loadComments();
+	void readToggled(bool checked);
+	void readAndClearItem();
+	void copyMessageLink();
+	void showAuthorInPeople();
+
+signals:
+	void vote(const RsGxsGrpMsgIdPair& msgId, bool up);
+
+protected:
+	/* FeedItem */
+	virtual void paintEvent(QPaintEvent *) override;
+
+	/* GxsGroupFeedItem */
+	virtual QString groupName() override;
+	virtual void loadGroup() override;
+	virtual RetroShareLink::enumType getLinkType() override { return RetroShareLink::TYPE_UNKNOWN; }
+
+	/* GxsFeedItem */
+	virtual QString messageName() override;
+
+	virtual void loadMessage() override;
+	virtual void loadComment() override;
+
+	bool mInFill;
+	RsGroupMetaData mGroupMeta;
+	RsPostedPost mPost;
+
+	virtual void setup()=0;
+	virtual void fill()=0;
+	virtual void doExpand(bool open) override =0;
+	virtual void setComment(const RsGxsComment&)=0;
+	virtual void setReadStatus(bool isNew, bool isUnread)=0;
+	virtual void setCommentsSize(int comNb)=0;
+	virtual void makeUpVote()=0;
+	virtual void makeDownVote()=0;
+
+private:
+	bool mLoaded;
+	bool mIsLoadingGroup;
+	bool mIsLoadingMessage;
+	bool mIsLoadingComment;
+};
+
+class BoardsCommentsItem: public BaseBoardsCommentsItem
+{
+	Q_OBJECT
+
+public:
+	BoardsCommentsItem(FeedHolder *parent, uint32_t feedId, const RsGxsGroupId& groupId, const RsGxsMessageId& messageId, bool isHome, bool autoUpdate);
+	BoardsCommentsItem(FeedHolder *parent, uint32_t feedId, const RsGroupMetaData& group_meta, const RsGxsMessageId& post_id, bool isHome, bool autoUpdate);
+
+protected:
+	void setup() override;
+	void fill() override;
+	void setComment(const RsGxsComment&) override;
+	void setReadStatus(bool isNew, bool isUnread) override;
+	void setCommentsSize(int comNb) override;
+
+private slots:
+	void doExpand(bool open);
+	void toggle();
+	void makeUpVote();
+	void makeDownVote();
+
+private:
+	/** Qt Designer generated object */
+	Ui::BoardsCommentsItem *ui;
+};
+
+//Q_DECLARE_METATYPE(RsPostedPost)
+
+#endif

retroshare-gui/src/gui/feeds/BoardsCommentsItem.ui

@@ -0,0 +1,588 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>BoardsCommentsItem</class>
+ <widget class="QWidget" name="BoardsCommentsItem">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>755</width>
+    <height>201</height>
+   </rect>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_3">
+   <property name="leftMargin">
+    <number>1</number>
+   </property>
+   <property name="topMargin">
+    <number>1</number>
+   </property>
+   <property name="rightMargin">
+    <number>1</number>
+   </property>
+   <property name="bottomMargin">
+    <number>1</number>
+   </property>
+   <item row="0" column="0">
+    <widget class="QFrame" name="mainFrame">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="autoFillBackground">
+      <bool>true</bool>
+     </property>
+     <property name="frameShape">
+      <enum>QFrame::Box</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Sunken</enum>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_2">
+      <item row="0" column="0" rowspan="4">
+       <layout class="QVBoxLayout" name="verticalLayout">
+        <item>
+         <widget class="QLabel" name="logoLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="minimumSize">
+           <size>
+            <width>70</width>
+            <height>70</height>
+           </size>
+          </property>
+          <property name="maximumSize">
+           <size>
+            <width>70</width>
+            <height>70</height>
+           </size>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+          <property name="scaledContents">
+           <bool>true</bool>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="verticalSpacer">
+          <property name="orientation">
+           <enum>Qt::Vertical</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>20</width>
+            <height>40</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+       </layout>
+      </item>
+      <item row="0" column="1">
+       <layout class="QHBoxLayout" name="tilteHLayout">
+        <property name="spacing">
+         <number>9</number>
+        </property>
+        <property name="rightMargin">
+         <number>9</number>
+        </property>
+        <item>
+         <widget class="QLabel" name="newCommentLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string>New Comment</string>
+          </property>
+          <property name="scaledContents">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="subjectLabel">
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string notr="true">POST TITLE</string>
+          </property>
+          <property name="openExternalLinks">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="titleLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <italic>true</italic>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string notr="true">Channel Subject</string>
+          </property>
+          <property name="scaledContents">
+           <bool>false</bool>
+          </property>
+          <property name="openExternalLinks">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+        <item>
+         <widget class="QLabel" name="datetimeLabel">
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string notr="true">DateTime</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item row="1" column="1">
+       <widget class="QFrame" name="commentFrame">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="styleSheet">
+         <string notr="true"/>
+        </property>
+        <layout class="QGridLayout" name="gridLayout">
+         <property name="sizeConstraint">
+          <enum>QLayout::SetDefaultConstraint</enum>
+         </property>
+         <property name="leftMargin">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>0</number>
+         </property>
+         <property name="rightMargin">
+          <number>0</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
+         <property name="horizontalSpacing">
+          <number>6</number>
+         </property>
+         <property name="verticalSpacing">
+          <number>0</number>
+         </property>
+         <item row="0" column="3">
+          <spacer name="horizontalSpacer_3">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeType">
+            <enum>QSizePolicy::Expanding</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>288</width>
+             <height>17</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item row="1" column="0">
+          <spacer name="verticalSpacer_3">
+           <property name="orientation">
+            <enum>Qt::Vertical</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>20</width>
+             <height>40</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item row="0" column="2">
+          <widget class="GxsIdLabel" name="nameLabel">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="font">
+            <font>
+             <weight>75</weight>
+             <bold>true</bold>
+            </font>
+           </property>
+           <property name="text">
+            <string>Name</string>
+           </property>
+           <property name="alignment">
+            <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+           </property>
+          </widget>
+         </item>
+         <item row="0" column="0">
+          <widget class="QLabel" name="avatarLabel">
+           <property name="minimumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="maximumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="text">
+            <string>Avatar</string>
+           </property>
+          </widget>
+         </item>
+         <item row="1" column="2" colspan="2">
+          <widget class="QLabel" name="commLabel">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="font">
+            <font>
+             <family>MS Sans Serif</family>
+             <pointsize>10</pointsize>
+            </font>
+           </property>
+           <property name="text">
+            <string>Comm value</string>
+           </property>
+           <property name="alignment">
+            <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+           <property name="textInteractionFlags">
+            <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <layout class="QHBoxLayout" name="buttonHLayout">
+        <property name="spacing">
+         <number>8</number>
+        </property>
+        <item>
+         <widget class="QPushButton" name="readButton">
+          <property name="maximumSize">
+           <size>
+            <width>24</width>
+            <height>16777215</height>
+           </size>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Toggle Message Read Status</string>
+          </property>
+          <property name="checkable">
+           <bool>true</bool>
+          </property>
+          <property name="checked">
+           <bool>false</bool>
+          </property>
+          <property name="flat">
+           <bool>false</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="scoreLabel">
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string>0</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="voteUpButton">
+          <property name="toolTip">
+           <string>I like this</string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="voteDownButton">
+          <property name="toolTip">
+           <string>I dislike this</string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="commentButton">
+          <property name="font">
+           <font>
+            <family>MS Sans Serif</family>
+            <pointsize>10</pointsize>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string>Comments</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer_2">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+        <item>
+         <widget class="QPushButton" name="unsubscribeButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Unsubscribe From Channel</string>
+          </property>
+          <property name="text">
+           <string>Unsubscribe</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="copyLinkButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Copy RetroShare Link</string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="expandButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Expand</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="readAndClearButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Set as read and remove item</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="clearButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Remove Item</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item row="3" column="1">
+       <widget class="QFrame" name="expandFrame">
+        <layout class="QVBoxLayout" name="expandFrameVLayout">
+         <property name="leftMargin">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>0</number>
+         </property>
+         <property name="rightMargin">
+          <number>0</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
+         <item>
+          <widget class="QFrame" name="replyFrame">
+           <property name="frameShape">
+            <enum>QFrame::Box</enum>
+           </property>
+           <property name="frameShadow">
+            <enum>QFrame::Sunken</enum>
+           </property>
+           <layout class="QVBoxLayout" name="msgFrameVLayout">
+            <property name="leftMargin">
+             <number>5</number>
+            </property>
+            <property name="topMargin">
+             <number>5</number>
+            </property>
+            <property name="rightMargin">
+             <number>5</number>
+            </property>
+            <property name="bottomMargin">
+             <number>5</number>
+            </property>
+            <item>
+             <widget class="QLabel" name="replyLabel">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="MinimumExpanding" vsizetype="Preferred">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="wordWrap">
+               <bool>true</bool>
+              </property>
+              <property name="margin">
+               <number>6</number>
+              </property>
+              <property name="indent">
+               <number>-1</number>
+              </property>
+              <property name="openExternalLinks">
+               <bool>true</bool>
+              </property>
+              <property name="textInteractionFlags">
+               <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByKeyboard|Qt::TextSelectableByMouse</set>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>GxsIdLabel</class>
+   <extends>QLabel</extends>
+   <header>gui/gxs/GxsIdLabel.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources>
+  <include location="../icons.qrc"/>
+ </resources>
+ <connections/>
+</ui>

retroshare-gui/src/gui/feeds/ChannelsCommentsItem.cpp

@@ -0,0 +1,650 @@
+/*******************************************************************************
+ * gui/feeds/ChannelsCommentsItem.cpp                                               *
+ *                                                                             *
+ * Copyright (c) 2020, Retroshare Team   <retroshare.project@gmail.com>        *
+ *                                                                             *
+ * This program is free software: you can redistribute it and/or modify        *
+ * it under the terms of the GNU Affero General Public License as              *
+ * published by the Free Software Foundation, either version 3 of the          *
+ * License, or (at your option) any later version.                             *
+ *                                                                             *
+ * This program is distributed in the hope that it will be useful,             *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of              *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                *
+ * GNU Affero General Public License for more details.                         *
+ *                                                                             *
+ * You should have received a copy of the GNU Affero General Public License    *
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.       *
+ *                                                                             *
+ *******************************************************************************/
+
+#include <QTimer>
+#include <QFileInfo>
+#include <QStyle>
+
+#include "gui/gxs/GxsIdDetails.h"
+#include "gui/common/FilesDefs.h"
+#include "rshare.h"
+#include "ChannelsCommentsItem.h"
+#include "ui_ChannelsCommentsItem.h"
+
+#include "FeedHolder.h"
+#include "SubFileItem.h"
+#include "util/misc.h"
+#include "util/qtthreadsutils.h"
+#include "gui/RetroShareLink.h"
+#include "util/HandleRichText.h"
+#include "util/DateTime.h"
+#include "util/stringutil.h"
+#include "gui/gxschannels/CreateGxsChannelMsg.h"
+#include "gui/gxschannels/GxsChannelDialog.h"
+#include "gui/MainWindow.h"
+
+#include <retroshare/rsidentity.h>
+
+#include <iostream>
+#include <cmath>
+
+/****
+ * #define DEBUG_ITEM 1
+ ****/
+
+ChannelsCommentsItem::ChannelsCommentsItem(FeedHolder *feedHolder, uint32_t feedId, const RsGroupMetaData& group_meta, const RsGxsMessageId &messageId, bool isHome, bool autoUpdate,const std::set<RsGxsMessageId>& older_versions) :
+    GxsFeedItem(feedHolder, feedId, group_meta.mGroupId, messageId, isHome, rsGxsChannels, autoUpdate),
+    mGroupMeta(group_meta)
+{
+    mPost.mMeta.mMsgId = messageId; // useful for uniqueIdentifer() before the post is loaded
+    mPost.mMeta.mGroupId = mGroupMeta.mGroupId;
+
+	QVector<RsGxsMessageId> v;
+	//bool self = false;
+
+	for(std::set<RsGxsMessageId>::const_iterator it(older_versions.begin());it!=older_versions.end();++it)
+		v.push_back(*it) ;
+
+	if(older_versions.find(messageId) == older_versions.end())
+		v.push_back(messageId);
+
+	setMessageVersions(v) ;
+	setup();
+
+	// no call to loadGroup() here because we have it already.
+}
+
+ChannelsCommentsItem::ChannelsCommentsItem(FeedHolder *feedHolder, uint32_t feedId, const RsGxsGroupId& groupId, const RsGxsMessageId &messageId, bool isHome, bool autoUpdate,const std::set<RsGxsMessageId>& older_versions) :
+    GxsFeedItem(feedHolder, feedId, groupId, messageId, isHome, rsGxsChannels, autoUpdate) // this one should be in GxsFeedItem
+{
+    mPost.mMeta.mMsgId = messageId; // useful for uniqueIdentifer() before the post is loaded
+
+	QVector<RsGxsMessageId> v;
+	//bool self = false;
+
+	for(std::set<RsGxsMessageId>::const_iterator it(older_versions.begin());it!=older_versions.end();++it)
+		v.push_back(*it) ;
+
+	if(older_versions.find(messageId) == older_versions.end())
+		v.push_back(messageId);
+
+	setMessageVersions(v) ;
+	setup();
+
+	loadGroup();
+}
+
+void ChannelsCommentsItem::paintEvent(QPaintEvent *e)
+{
+	/* This method employs a trick to trigger a deferred loading. The post and group is requested only
+	 * when actually displayed on the screen. */
+
+	if(!mLoaded)
+	{
+		mLoaded = true ;
+
+        std::set<RsGxsMessageId> older_versions;	// not so nice. We need to use std::set everywhere
+        for(auto& m:messageVersions())
+            older_versions.insert(m);
+
+		fill();
+		requestMessage();
+		requestComment();
+	}
+
+	GxsFeedItem::paintEvent(e) ;
+}
+
+ChannelsCommentsItem::~ChannelsCommentsItem()
+{
+	delete(ui);
+}
+
+bool ChannelsCommentsItem::isUnread() const
+{
+	return IS_MSG_UNREAD(mPost.mMeta.mMsgStatus) ;
+}
+
+void ChannelsCommentsItem::setup()
+{
+	/* Invoke the Qt Designer generated object setup routine */
+
+	ui = new Ui::ChannelsCommentsItem;
+	ui->setupUi(this);
+
+    // Manually set icons to allow to use clever resource sharing that is missing in Qt for Icons loaded from Qt resource file.
+    // This is particularly important here because a channel may contain many posts, so duplicating the QImages here is deadly for the
+    // memory.
+
+    ui->logoLabel->setPixmap(FilesDefs::getPixmapFromQtResourcePath(":/icons/png/comment.png"));
+    ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-unread.png"));
+    ui->voteUpButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/vote_up.png"));
+    ui->voteDownButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/vote_down.png"));
+    ui->commentButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/comment.png"));
+    ui->copyLinkButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/copy.png"));
+    ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/down-arrow.png"));
+    ui->readAndClearButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/correct.png"));
+    ui->clearButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/exit2.png"));
+
+	setAttribute(Qt::WA_DeleteOnClose, true);
+
+	mInFill = false;
+	mCloseOnRead = false;
+	mLoaded = false;
+
+	/* clear ui */
+	ui->titleLabel->setText(tr("Loading..."));
+	ui->datetimelabel->clear();
+
+	/* general ones */
+	connect(ui->expandButton, SIGNAL(clicked()), this, SLOT(toggle()));
+	connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(removeItem()));
+
+	/* specific */
+	connect(ui->readAndClearButton, SIGNAL(clicked()), this, SLOT(readAndClearItem()));
+	connect(ui->unsubscribeButton, SIGNAL(clicked()), this, SLOT(unsubscribeChannel()));
+
+	// HACK FOR NOW.
+	ui->commentButton->hide();// hidden until properly enabled.
+	connect(ui->commentButton, SIGNAL(clicked()), this, SLOT(loadComments()));
+	connect(ui->copyLinkButton, SIGNAL(clicked()), this, SLOT(copyMessageLink()));
+
+	connect(ui->readButton, SIGNAL(toggled(bool)), this, SLOT(readToggled(bool)));
+
+	// hide voting buttons, backend is not implemented yet
+	ui->voteUpButton->hide();
+	ui->voteDownButton->hide();
+	//connect(ui-> voteUpButton, SIGNAL(clicked()), this, SLOT(makeUpVote()));
+	//connect(ui->voteDownButton, SIGNAL(clicked()), this, SLOT(makeDownVote()));
+
+	ui->scoreLabel->hide();
+
+	// hide expand button, replies is not implemented yet
+	ui->expandButton->hide();
+	ui->unsubscribeButton->hide();
+
+	ui->titleLabel->setMinimumWidth(100);
+
+	ui->mainFrame->setProperty("new", false);
+	ui->mainFrame->style()->unpolish(ui->mainFrame);
+	ui->mainFrame->style()->polish(  ui->mainFrame);
+
+	ui->expandFrame->hide();
+}
+
+bool ChannelsCommentsItem::setPost(const RsGxsChannelPost &post, bool doFill)
+{
+	if (groupId() != post.mMeta.mGroupId || messageId() != post.mMeta.mMsgId) {
+		std::cerr << "ChannelsCommentsItem::setPost() - Wrong id, cannot set post";
+		std::cerr << std::endl;
+		return false;
+	}
+
+	mPost = post;
+
+	if (doFill) {
+		fill();
+	}
+
+	return true;
+}
+
+QString ChannelsCommentsItem::getTitleLabel()
+{
+	return QString::fromUtf8(mPost.mMeta.mMsgName.c_str());
+}
+
+QString ChannelsCommentsItem::getMsgLabel()
+{
+	//return RsHtml().formatText(NULL, QString::fromUtf8(mPost.mMsg.c_str()), RSHTML_FORMATTEXT_EMBED_SMILEYS | RSHTML_FORMATTEXT_EMBED_LINKS);
+    // Disabled, because emoticon replacement kills performance.
+	return QString::fromUtf8(mPost.mMsg.c_str());
+}
+
+QString ChannelsCommentsItem::groupName()
+{
+	return QString::fromUtf8(mGroupMeta.mGroupName.c_str());
+}
+
+void ChannelsCommentsItem::loadComments()
+{
+	/* window will destroy itself! */
+	GxsChannelDialog *channelDialog = dynamic_cast<GxsChannelDialog*>(MainWindow::getPage(MainWindow::Channels));
+
+	if (!channelDialog)
+		return ;
+
+	MainWindow::showWindow(MainWindow::Channels);
+	channelDialog->navigate(mPost.mMeta.mGroupId, mPost.mMeta.mMsgId);
+}
+
+void ChannelsCommentsItem::loadGroup()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "GxsChannelGroupItem::loadGroup()";
+	std::cerr << std::endl;
+#endif
+
+	RsThread::async([this]()
+	{
+		// 1 - get group data
+
+		std::vector<RsGxsChannelGroup> groups;
+		const std::list<RsGxsGroupId> groupIds = { groupId() };
+
+		if(!rsGxsChannels->getChannelsInfo(groupIds,groups))	// would be better to call channel Summaries for a single group
+		{
+			RsErr() << "GxsGxsChannelGroupItem::loadGroup() ERROR getting data" << std::endl;
+			return;
+		}
+
+		if (groups.size() != 1)
+		{
+			std::cerr << "GxsGxsChannelGroupItem::loadGroup() Wrong number of Items";
+			std::cerr << std::endl;
+			return;
+		}
+		RsGxsChannelGroup group(groups[0]);
+
+		RsQThreadUtils::postToObject( [group,this]()
+		{
+			/* Here it goes any code you want to be executed on the Qt Gui
+			 * thread, for example to update the data model with new information
+			 * after a blocking call to RetroShare API complete */
+
+			mGroupMeta = group.mMeta;
+
+		}, this );
+	});
+}
+void ChannelsCommentsItem::loadMessage()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "ChannelsCommentsItem::loadMessage()";
+	std::cerr << std::endl;
+#endif
+	RsThread::async([this]()
+	{
+		// 1 - get group data
+
+		std::vector<RsGxsChannelPost> posts;
+		std::vector<RsGxsComment> comments;
+		std::vector<RsGxsVote> votes;
+
+		if(! rsGxsChannels->getChannelContent( groupId(), std::set<RsGxsMessageId>( { messageId() } ),posts,comments,votes))
+		{
+			RsErr() << "GxsGxsChannelGroupItem::loadGroup() ERROR getting data" << std::endl;
+			return;
+		}
+
+		if (posts.size() == 1)
+		{
+#ifdef DEBUG_ITEM
+			std::cerr << (void*)this << ": Obtained post, with msgId = " << posts[0].mMeta.mMsgId << std::endl;
+#endif
+            const RsGxsChannelPost& post(posts[0]);
+
+			RsQThreadUtils::postToObject( [post,this]() { setPost(post);  }, this );
+		}
+		else if(comments.size() == 1)
+		{
+			const RsGxsComment& cmt = comments[0];
+#ifdef DEBUG_ITEM
+			std::cerr << (void*)this << ": Obtained comment, setting messageId to threadID = " << cmt.mMeta.mThreadId << std::endl;
+#endif
+
+			RsQThreadUtils::postToObject( [cmt,this]()
+			{
+				uint32_t autorized_lines = (int)floor((ui->logoLabel->height() - ui->titleLabel->height() - ui->buttonHLayout->sizeHint().height())/QFontMetricsF(ui->subjectLabel->font()).height());
+
+				ui->commLabel->setText(RsHtml().formatText(NULL, RsStringUtil::CopyLines(QString::fromUtf8(cmt.mComment.c_str()), autorized_lines), RSHTML_FORMATTEXT_EMBED_LINKS));
+
+				ui->nameLabel->setId(cmt.mMeta.mAuthorId);
+				ui->datetimelabel->setText(DateTime::formatLongDateTime(cmt.mMeta.mPublishTs));
+
+				RsIdentityDetails idDetails ;
+				rsIdentity->getIdDetails(cmt.mMeta.mAuthorId,idDetails);
+				QPixmap pixmap ;
+
+				if(idDetails.mAvatar.mSize == 0 || !GxsIdDetails::loadPixmapFromData(idDetails.mAvatar.mData, idDetails.mAvatar.mSize, pixmap,GxsIdDetails::SMALL))
+				pixmap = GxsIdDetails::makeDefaultIcon(cmt.mMeta.mAuthorId,GxsIdDetails::SMALL);
+				ui->avatarLabel->setPixmap(pixmap);
+
+				//Change this item to be uploaded with thread element.
+				setMessageId(cmt.mMeta.mThreadId);
+				requestMessage();
+
+			}, this );
+
+		}
+		else
+		{
+#ifdef DEBUG_ITEM
+			std::cerr << "ChannelsCommentsItem::loadMessage() Wrong number of Items. Remove It.";
+			std::cerr << std::endl;
+#endif
+
+			RsQThreadUtils::postToObject( [this]() {  removeItem(); }, this );
+		}
+	});
+}
+
+void ChannelsCommentsItem::loadComment()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "ChannelsCommentsItem::loadComment()";
+	std::cerr << std::endl;
+#endif
+
+	RsThread::async([this]()
+	{
+		// 1 - get group data
+
+        std::set<RsGxsMessageId> msgIds;
+
+        for(auto MsgId: messageVersions())
+            msgIds.insert(MsgId);
+
+		std::vector<RsGxsChannelPost> posts;
+		std::vector<RsGxsComment> comments;
+
+		if(! rsGxsChannels->getChannelComments( groupId(),msgIds,comments))
+		{
+			RsErr() << "GxsGxsChannelGroupItem::loadGroup() ERROR getting data" << std::endl;
+			return;
+		}
+
+		int comNb = comments.size();
+
+		RsQThreadUtils::postToObject( [comNb,this]()
+		{
+			QString sComButText = tr("Comment");
+			if (comNb == 1)
+				sComButText = sComButText.append("(1)");
+			else if(comNb > 1)
+				sComButText = tr("Comments ").append("(%1)").arg(comNb);
+
+			ui->commentButton->setText(sComButText);
+
+		}, this );
+	});
+}
+
+void ChannelsCommentsItem::fill()
+{
+	/* fill in */
+
+//	if (isLoading()) {
+	//	/* Wait for all requests */
+		//return;
+//	}
+
+#ifdef DEBUG_ITEM
+	std::cerr << "ChannelsCommentsItem::fill()";
+	std::cerr << std::endl;
+#endif
+
+	mInFill = true;
+
+	QString title;
+	//float f = QFontMetricsF(font()).height()/14.0 ;
+
+	if (!mIsHome)
+	{
+		if (mCloseOnRead && !IS_MSG_NEW(mPost.mMeta.mMsgStatus)) {
+			removeItem();
+		}
+
+		RetroShareLink link = RetroShareLink::createGxsGroupLink(RetroShareLink::TYPE_CHANNEL, mPost.mMeta.mGroupId, groupName());
+		title += link.toHtml();
+		ui->titleLabel->setText(title);
+
+		RetroShareLink msgLink = RetroShareLink::createGxsMessageLink(RetroShareLink::TYPE_CHANNEL, mPost.mMeta.mGroupId, mPost.mMeta.mMsgId, messageName());
+		ui->subjectLabel->setText(msgLink.toHtml());
+
+		if (IS_GROUP_SUBSCRIBED(mGroupMeta.mSubscribeFlags) || IS_GROUP_ADMIN(mGroupMeta.mSubscribeFlags))
+		{
+			ui->unsubscribeButton->setEnabled(true);
+		}
+		else 
+		{
+			ui->unsubscribeButton->setEnabled(false);
+		}
+		ui->readButton->hide();
+
+		if (IS_MSG_NEW(mPost.mMeta.mMsgStatus)) {
+			mCloseOnRead = true;
+		}
+	}
+	else
+	{
+		/* subject */
+		ui->titleLabel->setText(QString::fromUtf8(mPost.mMeta.mMsgName.c_str()));
+
+		uint32_t autorized_lines = (int)floor((ui->logoLabel->height() - ui->titleLabel->height() - ui->buttonHLayout->sizeHint().height())/QFontMetricsF(ui->subjectLabel->font()).height());
+
+		// fill first 4 lines of message. (csoler) Disabled the replacement of smileys and links, because the cost is too crazy
+		//ui->subjectLabel->setText(RsHtml().formatText(NULL, RsStringUtil::CopyLines(QString::fromUtf8(mPost.mMsg.c_str()), autorized_lines), RSHTML_FORMATTEXT_EMBED_SMILEYS | RSHTML_FORMATTEXT_EMBED_LINKS));
+
+		ui->subjectLabel->setText(RsStringUtil::CopyLines(QString::fromUtf8(mPost.mMsg.c_str()), 2)) ;
+
+		//QString score = QString::number(post.mTopScore);
+		// scoreLabel->setText(score); 
+
+		/* disable buttons: deletion facility not enabled with cache services yet */
+		ui->clearButton->setEnabled(false);
+		ui->unsubscribeButton->setEnabled(false);
+		ui->clearButton->hide();
+		ui->readAndClearButton->hide();
+		ui->unsubscribeButton->hide();
+		ui->copyLinkButton->show();
+
+		if (IS_GROUP_SUBSCRIBED(mGroupMeta.mSubscribeFlags) || IS_GROUP_ADMIN(mGroupMeta.mSubscribeFlags))
+		{
+			ui->readButton->setVisible(true);
+
+			setReadStatus(IS_MSG_NEW(mPost.mMeta.mMsgStatus), IS_MSG_UNREAD(mPost.mMeta.mMsgStatus) || IS_MSG_NEW(mPost.mMeta.mMsgStatus));
+		} 
+		else 
+		{
+			ui->readButton->setVisible(false);
+		}
+
+		mCloseOnRead = false;
+	}
+	
+	// differences between Feed or Top of Comment.
+	if (mFeedHolder)
+	{
+		ui->commentButton->show();
+
+		// Not yet functional
+		/*if (mPost.mCommentCount)
+		{
+			QString commentText = QString::number(mPost.mCommentCount);
+			commentText += " ";
+			commentText += tr("Comments");
+			ui->commentButton->setText(commentText);
+		}
+		else
+		{
+			ui->commentButton->setText(tr("Comment"));
+		}*/
+
+	}
+	else
+	{
+		ui->commentButton->hide();
+	}
+	
+	// disable voting buttons - if they have already voted.
+	/*if (post.mMeta.mMsgStatus & GXS_SERV::GXS_MSG_STATUS_VOTE_MASK)
+	{
+		voteUpButton->setEnabled(false);
+		voteDownButton->setEnabled(false);
+	}*/
+
+	if (wasExpanded() || ui->expandFrame->isVisible()) {
+		fillExpandFrame();
+	}
+
+	mInFill = false;
+}
+
+void ChannelsCommentsItem::fillExpandFrame()
+{
+	//ui->msgLabel->setText(RsHtml().formatText(NULL, QString::fromUtf8(mPost.mMsg.c_str()), RSHTML_FORMATTEXT_EMBED_SMILEYS | RSHTML_FORMATTEXT_EMBED_LINKS));
+
+}
+
+QString ChannelsCommentsItem::messageName()
+{
+	return QString::fromUtf8(mPost.mMeta.mMsgName.c_str());
+}
+
+void ChannelsCommentsItem::setReadStatus(bool isNew, bool isUnread)
+{
+	if (isNew)
+		mPost.mMeta.mMsgStatus |= GXS_SERV::GXS_MSG_STATUS_GUI_NEW;
+	else
+		mPost.mMeta.mMsgStatus &= ~GXS_SERV::GXS_MSG_STATUS_GUI_NEW;
+
+	if (isUnread)
+	{
+		mPost.mMeta.mMsgStatus |= GXS_SERV::GXS_MSG_STATUS_GUI_UNREAD;
+		whileBlocking(ui->readButton)->setChecked(true);
+		ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-unread.png"));
+	}
+	else
+	{
+		mPost.mMeta.mMsgStatus &= ~GXS_SERV::GXS_MSG_STATUS_GUI_UNREAD;
+		whileBlocking(ui->readButton)->setChecked(false);
+		ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-read.png"));
+	}
+
+	ui->mainFrame->setProperty("new", isNew);
+	ui->mainFrame->style()->unpolish(ui->mainFrame);
+	ui->mainFrame->style()->polish(  ui->mainFrame);
+}
+
+void ChannelsCommentsItem::doExpand(bool open)
+{
+	if (mFeedHolder)
+	{
+		mFeedHolder->lockLayout(this, true);
+	}
+
+	if (open)
+	{
+		ui->expandFrame->show();
+		ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/icons/png/up-arrow.png")));
+		ui->expandButton->setToolTip(tr("Hide"));
+
+		readToggled(false);
+	}
+	else
+	{
+		ui->expandFrame->hide();
+		ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/icons/png/down-arrow.png")));
+		ui->expandButton->setToolTip(tr("Expand"));
+	}
+
+	emit sizeChanged(this);
+
+	if (mFeedHolder)
+	{
+		mFeedHolder->lockLayout(this, false);
+	}
+}
+
+void ChannelsCommentsItem::expandFill(bool first)
+{
+	GxsFeedItem::expandFill(first);
+
+	if (first) {
+		fillExpandFrame();
+	}
+}
+
+void ChannelsCommentsItem::toggle()
+{
+	expand(ui->expandFrame->isHidden());
+}
+
+/*********** SPECIFIC FUNCTIONS ***********************/
+
+void ChannelsCommentsItem::readAndClearItem()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "ChannelsCommentsItem::readAndClearItem()";
+	std::cerr << std::endl;
+#endif
+	readToggled(false);
+	removeItem();
+}
+
+void ChannelsCommentsItem::unsubscribeChannel()
+{
+#ifdef DEBUG_ITEM
+	std::cerr << "ChannelsCommentsItem::unsubscribeChannel()";
+	std::cerr << std::endl;
+#endif
+
+	unsubscribe();
+}
+
+void ChannelsCommentsItem::readToggled(bool /*checked*/)
+{
+	if (mInFill) {
+		return;
+	}
+
+	mCloseOnRead = false;
+
+	RsGxsGrpMsgIdPair msgPair = std::make_pair(groupId(), messageId());
+
+	rsGxsChannels->markRead(msgPair, isUnread());
+
+	//setReadStatus(false, checked); // Updated by events
+}
+
+void ChannelsCommentsItem::makeDownVote()
+{
+	RsGxsGrpMsgIdPair msgId;
+	msgId.first = mPost.mMeta.mGroupId;
+	msgId.second = mPost.mMeta.mMsgId;
+
+	ui->voteUpButton->setEnabled(false);
+	ui->voteDownButton->setEnabled(false);
+
+	emit vote(msgId, false);
+}
+
+void ChannelsCommentsItem::makeUpVote()
+{
+	RsGxsGrpMsgIdPair msgId;
+	msgId.first = mPost.mMeta.mGroupId;
+	msgId.second = mPost.mMeta.mMsgId;
+
+	ui->voteUpButton->setEnabled(false);
+	ui->voteDownButton->setEnabled(false);
+
+	emit vote(msgId, true);
+}

retroshare-gui/src/gui/feeds/ChannelsCommentsItem.h

@@ -0,0 +1,125 @@
+/*******************************************************************************
+ * gui/feeds/ChannelsCommentsItem.h                                                 *
+ *                                                                             *
+ * Copyright (c) 2020, Retroshare Team   <retroshare.project@gmail.com>        *
+ *                                                                             *
+ * This program is free software: you can redistribute it and/or modify        *
+ * it under the terms of the GNU Affero General Public License as              *
+ * published by the Free Software Foundation, either version 3 of the          *
+ * License, or (at your option) any later version.                             *
+ *                                                                             *
+ * This program is distributed in the hope that it will be useful,             *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of              *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                *
+ * GNU Affero General Public License for more details.                         *
+ *                                                                             *
+ * You should have received a copy of the GNU Affero General Public License    *
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.       *
+ *                                                                             *
+ *******************************************************************************/
+
+#ifndef _CHANNELS_COMMENTS_ITEM_H
+#define _CHANNELS_COMMENTS_ITEM_H
+
+#include <QMetaType>
+
+#include <retroshare/rsgxschannels.h>
+#include "gui/gxs/GxsFeedItem.h"
+
+namespace Ui {
+class ChannelsCommentsItem;
+}
+
+class FeedHolder;
+class SubFileItem;
+
+class ChannelsCommentsItem : public GxsFeedItem
+{
+	Q_OBJECT
+
+public:
+	// This one is used in NewFeed for incoming channel posts. Only the group and msg ids are known at this point.
+	// It can be used for all apparences of channel posts. But in rder to merge comments from the previous versions of the post, the list of
+	// previous posts should be supplied. It's optional. If not supplied only the comments of the new version will be displayed.
+
+	ChannelsCommentsItem(FeedHolder *feedHolder, uint32_t feedId, const RsGxsGroupId& groupId, const RsGxsMessageId &messageId, bool isHome, bool autoUpdate, const std::set<RsGxsMessageId>& older_versions = std::set<RsGxsMessageId>());
+
+	// This one is used in channel thread widget. We don't want the group data to reload at every post, so we load it in the hosting
+    // GxsChannelsPostsWidget and pass it to created items.
+
+	ChannelsCommentsItem(FeedHolder *feedHolder, uint32_t feedId, const RsGroupMetaData& group, const RsGxsMessageId &messageId, bool isHome, bool autoUpdate, const std::set<RsGxsMessageId>& older_versions = std::set<RsGxsMessageId>());
+
+	virtual ~ChannelsCommentsItem();
+
+    uint64_t uniqueIdentifier() const override { return hash_64bits("ChannelsCommentsItem " + messageId().toStdString()) ; }
+
+	bool setGroup(const RsGxsChannelGroup& group, bool doFill = true);
+	bool setPost(const RsGxsChannelPost& post, bool doFill = true);
+
+	QString getTitleLabel();
+	QString getMsgLabel();
+
+	bool isLoaded() const {return mLoaded;};
+	bool isUnread() const ;
+	void setReadStatus(bool isNew, bool isUnread);
+
+	const std::set<RsGxsMessageId>& olderVersions() const { return mPost.mOlderVersions; }
+
+	static uint64_t computeIdentifier(const RsGxsMessageId& msgid) { return hash64("ChannelsCommentsItem " + msgid.toStdString()) ; }
+protected:
+	//void init(const RsGxsMessageId& messageId,const std::set<RsGxsMessageId>& older_versions);
+
+	/* FeedItem */
+	virtual void doExpand(bool open);
+	virtual void expandFill(bool first);
+
+	// This does nothing except triggering the loading of the post data and comments. This function is mainly used to detect
+	// when the post is actually made visible.
+
+	virtual void paintEvent(QPaintEvent *) override;
+
+	/* GxsGroupFeedItem */
+	virtual QString groupName();
+	virtual void loadGroup() override;
+	virtual RetroShareLink::enumType getLinkType() { return RetroShareLink::TYPE_CHANNEL; }
+
+	/* GxsFeedItem */
+	virtual QString messageName();
+	virtual void loadMessage();
+	virtual void loadComment();
+
+private slots:
+	/* default stuff */
+	void toggle() override;
+	void readAndClearItem();
+
+	void loadComments();
+	void readToggled(bool checked);
+	void unsubscribeChannel();
+
+	void makeUpVote();
+	void makeDownVote();
+
+signals:
+	void vote(const RsGxsGrpMsgIdPair& msgId, bool up);	
+
+private:
+	void setup();
+	void fill();
+	void fillExpandFrame();
+
+private:
+	bool mInFill;
+	bool mCloseOnRead;
+	bool mLoaded;
+
+	RsGroupMetaData mGroupMeta;
+	RsGxsChannelPost mPost;
+
+	/** Qt Designer generated object */
+	Ui::ChannelsCommentsItem *ui;
+};
+
+//Q_DECLARE_METATYPE(RsGxsChannelPost)
+
+#endif

retroshare-gui/src/gui/feeds/ChannelsCommentsItem.ui

@@ -0,0 +1,588 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>ChannelsCommentsItem</class>
+ <widget class="QWidget" name="ChannelsCommentsItem">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>755</width>
+    <height>201</height>
+   </rect>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_3">
+   <property name="leftMargin">
+    <number>1</number>
+   </property>
+   <property name="topMargin">
+    <number>1</number>
+   </property>
+   <property name="rightMargin">
+    <number>1</number>
+   </property>
+   <property name="bottomMargin">
+    <number>1</number>
+   </property>
+   <item row="0" column="0">
+    <widget class="QFrame" name="mainFrame">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="autoFillBackground">
+      <bool>true</bool>
+     </property>
+     <property name="frameShape">
+      <enum>QFrame::Box</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Sunken</enum>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_2">
+      <item row="0" column="0" rowspan="4">
+       <layout class="QVBoxLayout" name="verticalLayout">
+        <item>
+         <widget class="QLabel" name="logoLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="minimumSize">
+           <size>
+            <width>70</width>
+            <height>70</height>
+           </size>
+          </property>
+          <property name="maximumSize">
+           <size>
+            <width>70</width>
+            <height>70</height>
+           </size>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+          <property name="scaledContents">
+           <bool>true</bool>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="verticalSpacer">
+          <property name="orientation">
+           <enum>Qt::Vertical</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>20</width>
+            <height>40</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+       </layout>
+      </item>
+      <item row="0" column="1">
+       <layout class="QHBoxLayout" name="tilteHLayout">
+        <property name="spacing">
+         <number>9</number>
+        </property>
+        <property name="rightMargin">
+         <number>9</number>
+        </property>
+        <item>
+         <widget class="QLabel" name="newCommentLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string>New Comment</string>
+          </property>
+          <property name="scaledContents">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="subjectLabel">
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string notr="true">POST TITLE</string>
+          </property>
+          <property name="openExternalLinks">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="titleLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <italic>true</italic>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string notr="true">Channel Subject</string>
+          </property>
+          <property name="scaledContents">
+           <bool>false</bool>
+          </property>
+          <property name="openExternalLinks">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+        <item>
+         <widget class="QLabel" name="datetimelabel">
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string notr="true">DateTime</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item row="1" column="1">
+       <widget class="QFrame" name="commentFrame">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="styleSheet">
+         <string notr="true"/>
+        </property>
+        <layout class="QGridLayout" name="gridLayout">
+         <property name="sizeConstraint">
+          <enum>QLayout::SetDefaultConstraint</enum>
+         </property>
+         <property name="leftMargin">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>0</number>
+         </property>
+         <property name="rightMargin">
+          <number>0</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
+         <property name="horizontalSpacing">
+          <number>6</number>
+         </property>
+         <property name="verticalSpacing">
+          <number>0</number>
+         </property>
+         <item row="0" column="3">
+          <spacer name="horizontalSpacer_3">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeType">
+            <enum>QSizePolicy::Expanding</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>288</width>
+             <height>17</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item row="1" column="0">
+          <spacer name="verticalSpacer_3">
+           <property name="orientation">
+            <enum>Qt::Vertical</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>20</width>
+             <height>40</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item row="0" column="2">
+          <widget class="GxsIdLabel" name="nameLabel">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="font">
+            <font>
+             <weight>75</weight>
+             <bold>true</bold>
+            </font>
+           </property>
+           <property name="text">
+            <string>Name</string>
+           </property>
+           <property name="alignment">
+            <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+           </property>
+          </widget>
+         </item>
+         <item row="0" column="0">
+          <widget class="QLabel" name="avatarLabel">
+           <property name="minimumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="maximumSize">
+            <size>
+             <width>32</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="text">
+            <string>Avatar</string>
+           </property>
+          </widget>
+         </item>
+         <item row="1" column="2" colspan="2">
+          <widget class="QLabel" name="commLabel">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="font">
+            <font>
+             <family>MS Sans Serif</family>
+             <pointsize>10</pointsize>
+            </font>
+           </property>
+           <property name="text">
+            <string>Comm value</string>
+           </property>
+           <property name="alignment">
+            <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+           <property name="textInteractionFlags">
+            <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <layout class="QHBoxLayout" name="buttonHLayout">
+        <property name="spacing">
+         <number>8</number>
+        </property>
+        <item>
+         <widget class="QPushButton" name="readButton">
+          <property name="maximumSize">
+           <size>
+            <width>24</width>
+            <height>16777215</height>
+           </size>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Toggle Message Read Status</string>
+          </property>
+          <property name="checkable">
+           <bool>true</bool>
+          </property>
+          <property name="checked">
+           <bool>false</bool>
+          </property>
+          <property name="flat">
+           <bool>false</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="scoreLabel">
+          <property name="font">
+           <font>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string>0</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="voteUpButton">
+          <property name="toolTip">
+           <string>I like this</string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="voteDownButton">
+          <property name="toolTip">
+           <string>I dislike this</string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="commentButton">
+          <property name="font">
+           <font>
+            <family>MS Sans Serif</family>
+            <pointsize>10</pointsize>
+            <weight>75</weight>
+            <bold>true</bold>
+           </font>
+          </property>
+          <property name="text">
+           <string>Comments</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer_2">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+        <item>
+         <widget class="QPushButton" name="unsubscribeButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Unsubscribe From Channel</string>
+          </property>
+          <property name="text">
+           <string>Unsubscribe</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="copyLinkButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Copy RetroShare Link</string>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="expandButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Expand</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="readAndClearButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Set as read and remove item</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="clearButton">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="focusPolicy">
+           <enum>Qt::NoFocus</enum>
+          </property>
+          <property name="toolTip">
+           <string>Remove Item</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item row="3" column="1">
+       <widget class="QFrame" name="expandFrame">
+        <layout class="QVBoxLayout" name="expandFrameVLayout">
+         <property name="leftMargin">
+          <number>0</number>
+         </property>
+         <property name="topMargin">
+          <number>0</number>
+         </property>
+         <property name="rightMargin">
+          <number>0</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
+         <item>
+          <widget class="QFrame" name="replyFrame">
+           <property name="frameShape">
+            <enum>QFrame::Box</enum>
+           </property>
+           <property name="frameShadow">
+            <enum>QFrame::Sunken</enum>
+           </property>
+           <layout class="QVBoxLayout" name="msgFrameVLayout">
+            <property name="leftMargin">
+             <number>5</number>
+            </property>
+            <property name="topMargin">
+             <number>5</number>
+            </property>
+            <property name="rightMargin">
+             <number>5</number>
+            </property>
+            <property name="bottomMargin">
+             <number>5</number>
+            </property>
+            <item>
+             <widget class="QLabel" name="replyLabel">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="MinimumExpanding" vsizetype="Preferred">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="wordWrap">
+               <bool>true</bool>
+              </property>
+              <property name="margin">
+               <number>6</number>
+              </property>
+              <property name="indent">
+               <number>-1</number>
+              </property>
+              <property name="openExternalLinks">
+               <bool>true</bool>
+              </property>
+              <property name="textInteractionFlags">
+               <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByKeyboard|Qt::TextSelectableByMouse</set>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>GxsIdLabel</class>
+   <extends>QLabel</extends>
+   <header>gui/gxs/GxsIdLabel.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources>
+  <include location="../icons.qrc"/>
+ </resources>
+ <connections/>
+</ui>

retroshare-gui/src/gui/gxschannels/GxsChannelDialog.cpp

@@ -69,6 +69,7 @@ void GxsChannelDialog::handleEvent_main_thread(std::shared_ptr<const RsEvent> ev
 
         case RsChannelEventCode::NEW_MESSAGE:             // [[fallthrough]];
 		case RsChannelEventCode::UPDATED_MESSAGE:         // [[fallthrough]];
+		case RsChannelEventCode::NEW_COMMENT:             // [[fallthrough]];
 		case RsChannelEventCode::READ_STATUS_CHANGED:     // [[fallthrough]];
             updateGroupStatisticsReal(e->mChannelGroupId);// update the list immediately
             break;

retroshare-gui/src/gui/qss/stylesheet/Standard.qss

@@ -1171,3 +1171,23 @@ PhotoItem QWidget:hover {
 PhotoSlideShow QLabel#albumLabel {
 	font-size: 12pt;
 }
+
+ChannelsCommentsItem QFrame#mainFrame, BoardsCommentsItem QFrame#mainFrame {
+	background-color: white;
+}
+
+ChannelsCommentsItem QLabel#newCommentLabel, BoardsCommentsItem QLabel#newCommentLabel {
+	font: 14px;
+	font: bold;
+}
+
+ChannelsCommentsItem QLabel#subjectLabel, ChannelsCommentsItem QLabel#titleLabel , QLabel#nameLabel {
+	font: 14px;
+	font: bold;
+}
+
+BoardsCommentsItem QLabel#subjectLabel, QLabel#titleLabel , QLabel#nameLabel {
+	font: 14px;
+	font: bold;
+}
+

retroshare-gui/src/qss/qdarkstyle-v2.qss

@@ -2285,3 +2285,22 @@ ChatLobbyWidget QTreeWidget#lobbyTreeWidget{
 NewFriendList QTreeView#peerTreeWidget {
 		font-size: 12pt;
 }
+
+ChannelsCommentsItem QFrame#mainFrame, BoardsCommentsItem QFrame#mainFrame {
+	background: #19232D;
+}
+
+ChannelsCommentsItem QLabel#newCommentLabel, BoardsCommentsItem QLabel#newCommentLabel {
+	font: 14px;
+	font: bold;
+}
+
+ChannelsCommentsItem QLabel#subjectLabel, ChannelsCommentsItem QLabel#titleLabel , QLabel#nameLabel {
+	font: 14px;
+	font: bold;
+}
+
+BoardsCommentsItem QLabel#subjectLabel, QLabel#titleLabel , QLabel#nameLabel {
+	font: 14px;
+	font: bold;
+}

retroshare-gui/src/qss/qdarkstyle.qss

@@ -1519,3 +1519,22 @@ AlbumItem QFrame#albumFrame {
 	border: 2px solid #3A3939;
 	border-radius: 10px
 }
+
+ChannelsCommentsItem QFrame#mainFrame, BoardsCommentsItem QFrame#mainFrame {
+	background: #302F2F;
+}
+
+ChannelsCommentsItem QLabel#newCommentLabel, BoardsCommentsItem QLabel#newCommentLabel {
+	font: 14px;
+	font: bold;
+}
+
+ChannelsCommentsItem QLabel#subjectLabel, ChannelsCommentsItem QLabel#titleLabel , QLabel#nameLabel {
+	font: 14px;
+	font: bold;
+}
+
+BoardsCommentsItem QLabel#subjectLabel, QLabel#titleLabel , QLabel#nameLabel {
+	font: 14px;
+	font: bold;
+}

retroshare-gui/src/retroshare-gui.pro

@@ -623,9 +623,11 @@ HEADERS +=  rshare.h \
             gui/elastic/arrow.h \
             gui/elastic/elnode.h \
             gui/NewsFeed.h \
+            gui/feeds/BoardsCommentsItem.h \
             gui/feeds/FeedItem.h \
             gui/feeds/FeedHolder.h \
             gui/feeds/GxsCircleItem.h \
+            gui/feeds/ChannelsCommentsItem.h \
             gui/feeds/PeerItem.h \
             gui/feeds/MsgItem.h \
             gui/feeds/ChatMsgItem.h \
@@ -733,7 +735,9 @@ FORMS +=    gui/StartDialog.ui \
             gui/advsearch/AdvancedSearchDialog.ui \
             gui/advsearch/expressionwidget.ui \
             gui/NewsFeed.ui \
+            gui/feeds/BoardsCommentsItem.ui \
             gui/feeds/GxsCircleItem.ui \
+            gui/feeds/ChannelsCommentsItem.ui \
             gui/feeds/PeerItem.ui \
             gui/feeds/MsgItem.ui \
             gui/feeds/ChatMsgItem.ui \
@@ -980,9 +984,11 @@ SOURCES +=  main.cpp \
             gui/elastic/arrow.cpp \
             gui/elastic/elnode.cpp \
             gui/NewsFeed.cpp \
+            gui/feeds/BoardsCommentsItem.cpp \
             gui/feeds/FeedItem.cpp \
             gui/feeds/FeedHolder.cpp \
             gui/feeds/GxsCircleItem.cpp \
+            gui/feeds/ChannelsCommentsItem.cpp \
             gui/feeds/PeerItem.cpp \
             gui/feeds/MsgItem.cpp \
             gui/feeds/ChatMsgItem.cpp \