[poll-view] Added initial support of reply to poll answers.

Telegram/Resources/langs/lang.strings

@@ -4973,6 +4973,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_reply_msg" = "Reply";
 "lng_context_quote_and_reply" = "Quote & Reply";
 "lng_context_reply_to_task" = "Reply to Task";
+"lng_context_reply_to_poll_option" = "Reply to Option";
 "lng_context_edit_msg" = "Edit";
 "lng_context_draw" = "Edit Image";
 "lng_context_add_factcheck" = "Add Fact Check";
@@ -5214,6 +5215,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_preview_reply_to" = "Reply to {name}";
 "lng_preview_reply_to_quote" = "Reply to quote from {name}";
 "lng_preview_reply_to_task" = "Reply to task from {title}";
+"lng_preview_reply_to_poll_option" = "Reply to poll option from {title}";
 
 "lng_suggest_bar_title" = "Suggest a Post Below";
 "lng_suggest_bar_text" = "Click to offer a price for publishing.";

Telegram/SourceFiles/api/api_polls.cpp

@@ -220,10 +220,13 @@ void Polls::reloadResults(not_null<HistoryItem*> item) {
 	if (!item->isRegular() || _pollReloadRequestIds.contains(itemId)) {
 		return;
 	}
+	const auto media = item->media();
+	const auto poll = media ? media->poll() : nullptr;
+	const auto pollHash = poll ? poll->hash : uint64(0);
 	const auto requestId = _api.request(MTPmessages_GetPollResults(
 		item->history()->peer->input(),
 		MTP_int(item->id),
-		MTP_long(0)
+		MTP_long(pollHash)
 	)).done([=](const MTPUpdates &result) {
 		_pollReloadRequestIds.erase(itemId);
 		_session->updates().applyUpdates(result);

Telegram/SourceFiles/core/click_handler_types.h

@@ -19,7 +19,8 @@ constexpr auto kReactionsCountEmojiProperty = 0x05;
 constexpr auto kDocumentFilenameTooltipProperty = 0x06;
 constexpr auto kPhoneNumberLinkProperty = 0x07;
 constexpr auto kTodoListItemIdProperty = 0x08;
-constexpr auto kFastShareProperty = 0x09;
+constexpr auto kPollOptionProperty = 0x09;
+constexpr auto kFastShareProperty = 0x0a;
 
 namespace Ui {
 class Show;

Telegram/SourceFiles/data/data_histories.cpp

@@ -91,7 +91,10 @@ MTPInputReplyTo ReplyToForMTP(
 				| (quoteEntities.v.isEmpty()
 					? Flag()
 					: Flag::f_quote_entities)
-				| (replyTo.todoItemId ? Flag::f_todo_item_id : Flag())),
+				| (replyTo.todoItemId ? Flag::f_todo_item_id : Flag())
+			| (replyTo.pollOption.isEmpty()
+				? Flag()
+				: Flag::f_poll_option)),
 			MTP_int(replyTo.messageId ? replyTo.messageId.msg : 0),
 			MTP_int(replyTo.topicRootId),
 			(external
@@ -104,7 +107,7 @@ MTPInputReplyTo ReplyToForMTP(
 				? history->owner().peer(replyToMonoforumPeerId)->input()
 				: MTPInputPeer()),
 			MTP_int(replyTo.todoItemId),
-			MTPbytes()); // poll_option
+			MTP_bytes(replyTo.pollOption));
 	} else if (history->peer->amMonoforumAdmin()
 		&& replyTo.monoforumPeerId) {
 		const auto replyToMonoforumPeer = replyTo.monoforumPeerId

Telegram/SourceFiles/data/data_msg_id.h

@@ -176,9 +176,10 @@ struct MessageHighlightId {
 	TextWithEntities quote;
 	int quoteOffset = 0;
 	int todoItemId = 0;
+	QByteArray pollOption;
 
 	[[nodiscard]] bool empty() const {
-		return quote.empty() && !todoItemId;
+		return quote.empty() && !todoItemId && pollOption.isEmpty();
 	}
 	[[nodiscard]] friend inline bool operator==(
 		const MessageHighlightId &a,
@@ -193,9 +194,10 @@ struct FullReplyTo {
 	PeerId monoforumPeerId = 0;
 	int quoteOffset = 0;
 	int todoItemId = 0;
+	QByteArray pollOption;
 
 	[[nodiscard]] MessageHighlightId highlight() const {
-		return { quote, quoteOffset, todoItemId };
+		return { quote, quoteOffset, todoItemId, pollOption };
 	}
 	[[nodiscard]] bool replying() const {
 		return messageId || (storyId && storyId.peer);

Telegram/SourceFiles/data/data_poll.cpp

@@ -161,6 +161,7 @@ bool PollData::applyChanges(const MTPDpoll &poll) {
 			}
 		}
 	}
+	hash = poll.vhash().v;
 	++version;
 	return true;
 }

Telegram/SourceFiles/data/data_poll.h

@@ -105,6 +105,7 @@ struct PollData {
 	TimeId closeDate = 0;
 	int totalVoters = 0;
 	int version = 0;
+	uint64 hash = 0;
 
 	static constexpr auto kMaxOptions = 32;
 

Telegram/SourceFiles/history/history_inner_widget.cpp

@@ -2501,6 +2501,9 @@ void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 	const auto todoListTaskId = link
 		? link->property(kTodoListItemIdProperty).toInt()
 		: 0;
+	const auto pollOptionLink = link
+		? link->property(kPollOptionProperty).toByteArray()
+		: QByteArray();
 	const auto session = &this->session();
 	_whoReactedMenuLifetime.destroy();
 	if (!clickedReaction.empty() && leaderOrSelf) {
@@ -2909,6 +2912,8 @@ void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 				? tr::lng_context_quote_and_reply
 				: todoListTaskId
 				? tr::lng_context_reply_to_task
+				: !pollOptionLink.isEmpty()
+				? tr::lng_context_reply_to_poll_option
 				: tr::lng_context_reply_msg)(
 					tr::now,
 					Ui::Text::FixAmpersandInAction);
@@ -2920,6 +2925,7 @@ void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 					.quote = selected.highlight.quote,
 					.quoteOffset = selected.highlight.quoteOffset,
 					.todoItemId = todoListTaskId,
+					.pollOption = pollOptionLink,
 				});
 				if (!selected.highlight.quote.empty()) {
 					_widget->clearSelected();

Telegram/SourceFiles/history/history_item_components.cpp

@@ -361,6 +361,8 @@ ReplyFields ReplyFields::clone(not_null<HistoryItem*> parent) const {
 		.messageId = messageId,
 		.topMessageId = topMessageId,
 		.storyId = storyId,
+		.todoItemId = todoItemId,
+		.pollOption = pollOption,
 		.quoteOffset = quoteOffset,
 		.manualQuote = manualQuote,
 		.topicPost = topicPost,
@@ -389,6 +391,7 @@ ReplyFields ReplyFieldsFromMTP(
 			result.topicPost = data.is_forum_topic() ? 1 : 0;
 		}
 		result.todoItemId = data.vtodo_item_id().value_or_empty();
+		result.pollOption = data.vpoll_option().value_or_empty();
 		if (const auto header = data.vreply_from()) {
 			const auto &data = header->data();
 			result.externalPostAuthor
@@ -443,6 +446,8 @@ FullReplyTo ReplyToFromMTP(
 				data.vquote_entities().value_or_empty()),
 		};
 		result.quoteOffset = data.vquote_offset().value_or_empty();
+		result.todoItemId = data.vtodo_item_id().value_or_empty();
+		result.pollOption = data.vpoll_option().value_or_empty();
 		return result;
 	}, [&](const MTPDinputReplyToStory &data) {
 		if (const auto parsed = Data::PeerFromInputMTP(

Telegram/SourceFiles/history/history_item_components.h

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "data/data_cloud_file.h"
+#include "data/data_poll.h"
 #include "history/history_item.h"
 #include "spellcheck/spellcheck_types.h" // LanguageId.
 #include "ui/empty_userpic.h"
@@ -286,6 +287,7 @@ struct ReplyFields {
 	MsgId topMessageId = 0;
 	StoryId storyId = 0;
 	int todoItemId = 0;
+	QByteArray pollOption;
 	uint32 quoteOffset : 30 = 0;
 	uint32 manualQuote : 1 = 0;
 	uint32 topicPost : 1 = 0;

Telegram/SourceFiles/history/history_item_helpers.cpp

@@ -906,6 +906,9 @@ MTPMessageReplyHeader NewMessageReplyHeader(const Api::SendAction &action) {
 					? Flag()
 					: Flag::f_quote_entities)
 				| (replyTo.todoItemId ? Flag::f_todo_item_id : Flag())
+				| (replyTo.pollOption.isEmpty()
+					? Flag()
+					: Flag::f_poll_option)
 				| (topicPost ? Flag::f_forum_topic : Flag())),
 			MTP_int(replyTo.messageId.msg),
 			peerToMTP(externalPeerId),
@@ -916,7 +919,7 @@ MTPMessageReplyHeader NewMessageReplyHeader(const Api::SendAction &action) {
 			quoteEntities,
 			MTP_int(replyTo.quoteOffset),
 			MTP_int(replyTo.todoItemId),
-			MTPbytes()); // poll_option
+			MTP_bytes(replyTo.pollOption));
 	}
 	return MTPMessageReplyHeader();
 }

Telegram/SourceFiles/history/history_view_highlight_manager.cpp

@@ -66,6 +66,7 @@ Ui::ChatPaintHighlight ElementHighlighter::state(
 		auto result = _animation.state();
 		result.range = _highlighted.part;
 		result.todoItemId = _highlighted.todoListId;
+		result.pollOption = _highlighted.pollOption;
 		return result;
 	}
 	return {};
@@ -90,20 +91,37 @@ ElementHighlighter::Highlight ElementHighlighter::computeHighlight(
 					leaderId,
 					leaderView->selectionFromQuote(quote),
 					quote.highlight.todoItemId,
+					quote.highlight.pollOption,
 				};
 			}
 		}
-		return { leaderId, {}, quote.highlight.todoItemId };
+		return {
+			leaderId,
+			{},
+			quote.highlight.todoItemId,
+			quote.highlight.pollOption,
+		};
 	} else if (quote.highlight.quote.empty()) {
-		return { item->fullId(), {}, quote.highlight.todoItemId };
+		return {
+			item->fullId(),
+			{},
+			quote.highlight.todoItemId,
+			quote.highlight.pollOption,
+		};
 	} else if (const auto view = _viewForItem(item)) {
 		return {
 			item->fullId(),
 			view->selectionFromQuote(quote),
 			quote.highlight.todoItemId,
+			quote.highlight.pollOption,
 		};
 	}
-	return { item->fullId(), {}, quote.highlight.todoItemId };
+	return {
+		item->fullId(),
+		{},
+		quote.highlight.todoItemId,
+		quote.highlight.pollOption,
+	};
 }
 
 void ElementHighlighter::highlight(Highlight data) {

Telegram/SourceFiles/history/history_view_highlight_manager.h

@@ -66,6 +66,7 @@ private:
 		FullMsgId itemId;
 		TextSelection part;
 		int todoListId = 0;
+		QByteArray pollOption;
 
 		explicit operator bool() const {
 			return itemId.operator bool();

Telegram/SourceFiles/history/history_widget.cpp

@@ -1592,12 +1592,18 @@ int HistoryWidget::itemTopForHighlight(
 	if (heightLeft >= 0) {
 		return std::max(itemTop - (heightLeft / 2), 0);
 	} else if (const auto highlight = itemHighlight(item)
-		; (!highlight.range.empty() || highlight.todoItemId)
+		; (!highlight.range.empty()
+			|| highlight.todoItemId
+			|| !highlight.pollOption.isEmpty())
 			&& !IsSubGroupSelection(highlight.range)) {
 		const auto sel = highlight.range;
 		const auto single = st::messageTextStyle.font->height;
 		const auto todoy = sel.empty()
-			? HistoryView::FindViewTaskY(view, highlight.todoItemId)
+			? (highlight.todoItemId
+				? HistoryView::FindViewTaskY(view, highlight.todoItemId)
+				: !highlight.pollOption.isEmpty()
+				? HistoryView::FindViewPollOptionY(view, highlight.pollOption)
+				: 0)
 			: 0;
 		const auto begin = sel.empty()
 			? (todoy - 4 * single)
@@ -9656,7 +9662,10 @@ void HistoryWidget::updateReplyEditText(not_null<HistoryItem*> item) {
 		.repaint = [=] { updateField(); },
 	});
 	const auto text = [&] {
-		const auto media = _replyTo.todoItemId ? item->media() : nullptr;
+		const auto media = (_replyTo.todoItemId
+				|| !_replyTo.pollOption.isEmpty())
+			? item->media()
+			: nullptr;
 		if (const auto todolist = media ? media->todolist() : nullptr) {
 			const auto i = ranges::find(
 				todolist->items,
@@ -9666,6 +9675,12 @@ void HistoryWidget::updateReplyEditText(not_null<HistoryItem*> item) {
 				return i->text;
 			}
 		}
+		if (const auto poll = media ? media->poll() : nullptr) {
+			if (const auto answer = poll->answerByOption(
+					_replyTo.pollOption)) {
+				return answer->text;
+			}
+		}
 		return (_editMsgId || _replyTo.quote.empty())
 			? item->inReplyText()
 			: _replyTo.quote;

Telegram/SourceFiles/history/view/history_view_chat_section.cpp

@@ -1065,6 +1065,7 @@ void ChatWidget::setupSwipeReplyAndBack() {
 				.quote = selected.highlight.quote,
 				.quoteOffset = selected.highlight.quoteOffset,
 				.todoItemId = selected.highlight.todoItemId,
+				.pollOption = selected.highlight.pollOption,
 			});
 		};
 		return result;

Telegram/SourceFiles/history/view/history_view_context_menu.cpp

@@ -623,9 +623,14 @@ bool AddReplyToMessageAction(
 	const auto todoListTaskId = request.link
 		? request.link->property(kTodoListItemIdProperty).toInt()
 		: 0;
+	const auto pollOption = request.link
+		? request.link->property(kPollOptionProperty).toByteArray()
+		: QByteArray();
 	const auto &quote = request.quote;
 	auto text = (todoListTaskId
 		? tr::lng_context_reply_to_task
+		: !pollOption.isEmpty()
+		? tr::lng_context_reply_to_poll_option
 		: quote.highlight.quote.empty()
 		? tr::lng_context_reply_msg
 		: tr::lng_context_quote_and_reply)(
@@ -637,6 +642,7 @@ bool AddReplyToMessageAction(
 			.quote = quote.highlight.quote,
 			.quoteOffset = quote.highlight.quoteOffset,
 			.todoItemId = todoListTaskId,
+			.pollOption = pollOption,
 		}, base::IsCtrlPressed());
 	}, &st::menuIconReply);
 	return true;

Telegram/SourceFiles/history/view/history_view_element.cpp

@@ -3059,6 +3059,72 @@ int FindViewTaskY(not_null<Element*> view, int taskId, int yfrom) {
 	return origin.y() + (yfrom + ytill) / 2;
 }
 
+int FindViewPollOptionY(
+		not_null<Element*> view,
+		const QByteArray &option,
+		int yfrom) {
+	auto request = HistoryView::StateRequest();
+	request.flags = Ui::Text::StateRequest::Flag::LookupLink;
+	const auto single = st::messageTextStyle.font->height;
+	const auto inner = view->innerGeometry();
+	const auto origin = inner.topLeft();
+	if (origin.y() < 0
+		|| origin.y() + inner.height() > view->height()
+		|| inner.height() <= 0) {
+		return yfrom;
+	}
+	const auto media = view->data()->media();
+	const auto poll = media ? media->poll() : nullptr;
+	if (!poll) {
+		return yfrom;
+	}
+	const auto &answers = poll->answers;
+	const auto indexOf = [&](const QByteArray &opt) -> int {
+		return int(ranges::find(
+			answers, opt, &PollAnswer::option) - begin(answers));
+	};
+	const auto index = indexOf(option);
+	const auto count = int(answers.size());
+	if (index == count) {
+		return yfrom;
+	}
+	yfrom = std::max(yfrom - origin.y(), 0);
+	auto ytill = inner.height() - 1;
+	const auto middle = (yfrom + ytill) / 2;
+	const auto fory = [&](int y) {
+		const auto state = view->textState(origin + QPoint(0, y), request);
+		const auto &link = state.link;
+		const auto opt = link
+			? link->property(kPollOptionProperty).toByteArray()
+			: QByteArray();
+		const auto idx = !opt.isEmpty() ? indexOf(opt) : count;
+		return (idx < count) ? idx : (y < middle) ? -1 : count;
+	};
+	auto indexfrom = fory(yfrom);
+	auto indextill = fory(ytill);
+	if ((yfrom >= ytill) || (indexfrom >= index)) {
+		return origin.y() + yfrom;
+	} else if (indextill <= index) {
+		return origin.y() + ytill;
+	}
+	while (ytill - yfrom >= 2 * single) {
+		const auto mid = (yfrom + ytill) / 2;
+		const auto found = fory(mid);
+		if (found == index
+			|| indexfrom > found
+			|| indextill < found) {
+			return origin.y() + mid;
+		} else if (found < index) {
+			yfrom = mid;
+			indexfrom = found;
+		} else {
+			ytill = mid;
+			indextill = found;
+		}
+	}
+	return origin.y() + (yfrom + ytill) / 2;
+}
+
 Window::SessionController *ExtractController(const ClickContext &context) {
 	const auto my = context.other.value<ClickHandlerContext>();
 	if (const auto controller = my.sessionWindow.get()) {

Telegram/SourceFiles/history/view/history_view_element.h

@@ -789,6 +789,11 @@ private:
 	int taskId,
 	int yfrom = 0);
 
+[[nodiscard]] int FindViewPollOptionY(
+	not_null<Element*> view,
+	const QByteArray &option,
+	int yfrom = 0);
+
 [[nodiscard]] Window::SessionController *ExtractController(
 	const ClickContext &context);
 

Telegram/SourceFiles/history/view/history_view_list_widget.cpp

@@ -764,12 +764,18 @@ std::optional<int> ListWidget::scrollTopForView(
 	if (heightLeft >= 0) {
 		return std::max(top - (heightLeft / 2), 0);
 	} else if (const auto highlight = _highlighter.state(view->data())
-		; (!highlight.range.empty() || highlight.todoItemId)
+		; (!highlight.range.empty()
+			|| highlight.todoItemId
+			|| !highlight.pollOption.isEmpty())
 		&& !IsSubGroupSelection(highlight.range)) {
 		const auto sel = highlight.range;
 		const auto single = st::messageTextStyle.font->height;
 		const auto todoy = sel.empty()
-			? HistoryView::FindViewTaskY(view, highlight.todoItemId)
+			? (highlight.todoItemId
+				? HistoryView::FindViewTaskY(view, highlight.todoItemId)
+				: !highlight.pollOption.isEmpty()
+				? HistoryView::FindViewPollOptionY(view, highlight.pollOption)
+				: 0)
 			: 0;
 		const auto begin = sel.empty()
 			? (todoy - 4 * single)

Telegram/SourceFiles/history/view/history_view_reply.cpp

@@ -12,6 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/stickers/data_custom_emoji.h"
 #include "data/data_channel.h"
 #include "data/data_peer.h"
+#include "data/data_poll.h"
 #include "data/data_session.h"
 #include "data/data_story.h"
 #include "data/data_todo_list.h"
@@ -310,7 +311,8 @@ void Reply::update(
 	const auto item = view->data();
 	const auto &fields = data->fields();
 	const auto message = data->resolvedMessage.get();
-	const auto messageMedia = (message && fields.todoItemId)
+	const auto messageMedia = (message
+			&& (fields.todoItemId || !fields.pollOption.isEmpty()))
 		? message->media()
 		: nullptr;
 	const auto messageTodoList = messageMedia
@@ -326,6 +328,12 @@ void Reply::update(
 		&& taskIndex < messageTodoList->items.size())
 		? &messageTodoList->items[taskIndex]
 		: nullptr;
+	const auto messagePoll = messageMedia
+		? messageMedia->poll()
+		: nullptr;
+	const auto pollAnswer = messagePoll
+		? messagePoll->answerByOption(fields.pollOption)
+		: nullptr;
 	const auto story = data->resolvedStory.get();
 	const auto externalMedia = fields.externalMedia.get();
 	if (!_externalSender) {
@@ -374,6 +382,11 @@ void Reply::update(
 				.image = MakeTaskImage(),
 				.margin = QMargins(0, st::lineWidth, st::lineWidth, 0),
 			})).append(task->text)
+		: pollAnswer
+		? Ui::Text::Colorized(helper.image({
+			.image = MakeTaskImage(),
+			.margin = QMargins(0, st::lineWidth, st::lineWidth, 0),
+		})).append(pollAnswer->text)
 		: (message && (fields.quote.empty() || !fields.manualQuote))
 		? message->inReplyText()
 		: !fields.quote.empty()
@@ -431,6 +444,7 @@ void Reply::setLinkFrom(
 		.quote = fields.manualQuote ? fields.quote : TextWithEntities(),
 		.quoteOffset = int(fields.quoteOffset),
 		.todoItemId = fields.todoItemId,
+		.pollOption = fields.pollOption,
 	};
 	const auto returnToId = view->data()->fullId();
 	const auto externalLink = [=](ClickContext context) {
@@ -1033,13 +1047,22 @@ TextWithEntities Reply::ComposePreviewName(
 		}
 		return to->author();
 	}();
-	if (const auto media = replyTo.todoItemId ? to->media() : nullptr) {
+	if (const auto media = (replyTo.todoItemId
+			|| !replyTo.pollOption.isEmpty())
+		? to->media()
+		: nullptr) {
 		if (const auto todolist = media->todolist()) {
 			return tr::lng_preview_reply_to_task(
 				tr::now,
 				lt_title,
 				todolist->title,
 				tr::marked);
+		} else if (const auto poll = media->poll()) {
+			return tr::lng_preview_reply_to_poll_option(
+				tr::now,
+				lt_title,
+				poll->question,
+				tr::marked);
 		}
 	}
 	const auto toPeer = to->history()->peer;

Telegram/SourceFiles/history/view/media/history_view_poll.cpp

@@ -282,6 +282,11 @@ PollThumbnailData MakePollThumbnail(
 					});
 			});
 	}
+	if (result.handler) {
+		result.handler->setProperty(
+			kPollOptionProperty,
+			answer.option);
+	}
 	return result;
 }
 
@@ -1202,17 +1207,29 @@ void Poll::updateAnswers() {
 ClickHandlerPtr Poll::createAnswerClickHandler(
 		const Answer &answer) {
 	const auto option = answer.option;
+	auto result = ClickHandlerPtr();
 	if (_flags & PollData::Flag::MultiChoice) {
-		return std::make_shared<LambdaClickHandler>(crl::guard(this, [=] {
-			toggleMultiOption(option);
+		result = std::make_shared<LambdaClickHandler>(crl::guard(this, [=] {
+			if (canVote()) {
+				toggleMultiOption(option);
+			} else if (showVotes()) {
+				showAnswerVotesTooltip(option);
+			}
+		}));
+	} else {
+		result = std::make_shared<LambdaClickHandler>(crl::guard(this, [=] {
+			if (canVote()) {
+				_votedFromHere = true;
+				history()->session().api().polls().sendVotes(
+					_parent->data()->fullId(),
+					{ option });
+			} else if (showVotes()) {
+				showAnswerVotesTooltip(option);
+			}
 		}));
 	}
-	return std::make_shared<LambdaClickHandler>(crl::guard(this, [=] {
-		_votedFromHere = true;
-		history()->session().api().polls().sendVotes(
-			_parent->data()->fullId(),
-			{ option });
-	}));
+	result->setProperty(kPollOptionProperty, option);
+	return result;
 }
 
 void Poll::toggleMultiOption(const QByteArray &option) {
@@ -1255,6 +1272,25 @@ void Poll::sendMultiOptions() {
 	}
 }
 
+void Poll::showAnswerVotesTooltip(const QByteArray &option) {
+	const auto answer = _poll->answerByOption(option);
+	if (!answer) {
+		return;
+	}
+	const auto quiz = _poll->quiz();
+	const auto text = answer->votes
+		? (quiz
+			? tr::lng_polls_answers_count
+			: tr::lng_polls_votes_count)(
+				tr::now,
+				lt_count_decimal,
+				answer->votes)
+		: (quiz
+			? tr::lng_polls_answers_none
+			: tr::lng_polls_votes_none)(tr::now);
+	_parent->delegate()->elementShowTooltip({ text }, [] {});
+}
+
 void Poll::showResults() {
 	_parent->delegate()->elementShowPollResults(
 		_poll,
@@ -1919,6 +1955,30 @@ int Poll::paintAnswer(
 		int outerWidth,
 		const PaintContext &context) const {
 	const auto height = countAnswerHeight(answer, width);
+	if (!context.highlight.pollOption.isEmpty()
+		&& context.highlight.pollOption == answer.option
+		&& context.highlight.collapsion > 0.) {
+		const auto to = context.highlightInterpolateTo;
+		const auto toProgress = (1. - context.highlight.collapsion);
+		if (toProgress >= 1.) {
+			context.highlightPathCache->addRect(to);
+		} else if (toProgress <= 0.) {
+			context.highlightPathCache->addRect(
+				0,
+				top,
+				this->width(),
+				height);
+		} else {
+			const auto lerp = [=](int from, int to) {
+				return from + (to - from) * toProgress;
+			};
+			context.highlightPathCache->addRect(
+				lerp(0, to.x()),
+				lerp(top, to.y()),
+				lerp(this->width(), to.width()),
+				lerp(height, to.height()));
+		}
+	}
 	const auto stm = context.messageStyle();
 	const auto &answerPadding = answer.thumbnail
 		? st::historyPollAnswerPadding
@@ -2623,10 +2683,13 @@ TextState Poll::textState(QPoint point, StateRequest request) const {
 					media,
 					media).contains(point)) {
 				result.link = answer.mediaHandler;
-			} else if (can) {
-				_lastLinkPoint = point;
+			} else {
+				if (can) {
+					_lastLinkPoint = point;
+				}
 				result.link = answer.handler;
-			} else if (show) {
+			}
+			if (!can && show) {
 				result.customTooltip = true;
 				using Flag = Ui::Text::StateRequest::Flag;
 				if (request.flags & Flag::LookupCustomTooltip) {
@@ -2734,7 +2797,9 @@ void Poll::clickHandlerPressedChanged(
 		handler,
 		&Answer::handler);
 	if (i != end(_answers)) {
-		toggleRipple(*i, pressed);
+		if (canVote()) {
+			toggleRipple(*i, pressed);
+		}
 	} else if (handler == _sendVotesLink || handler == _showResultsLink) {
 		toggleLinkRipple(pressed);
 	}

Telegram/SourceFiles/history/view/media/history_view_poll.h

@@ -207,6 +207,7 @@ private:
 	void toggleMultiOption(const QByteArray &option);
 	void sendMultiOptions();
 	void showResults();
+	void showAnswerVotesTooltip(const QByteArray &option);
 	void checkQuizAnswered();
 	void showSolution() const;
 	void solutionToggled(

Telegram/SourceFiles/ui/chat/chat_style.h

@@ -183,6 +183,7 @@ struct ChatPaintHighlight {
 	float64 collapsion = 0.;
 	TextSelection range;
 	int todoItemId = 0;
+	QByteArray pollOption;
 };
 
 struct ChatPaintContext {