std::unique_ptr<HistoryMedia> CreateAttach(
not_null<HistoryView::Element*> parent,
DocumentData *document,
PhotoData *photo,
const std::vector<std::unique_ptr<Data::Media>> &collage,
const QString &webpageUrl) {
if (!collage.empty()) {
return std::make_unique<HistoryGroupedMedia>(parent, collage);
} else if (document) {
if (document->sticker()) {
return std::make_unique<HistorySticker>(parent, document);
} else if (document->isAnimation()) {
return std::make_unique<HistoryGif>(parent, document);
} else if (document->isVideoFile()) {
return std::make_unique<HistoryVideo>(
parent,
parent->data(),
document);
} else if (document->isWallPaper()) {
return std::make_unique<HistoryWallPaper>(
parent,
document,
webpageUrl);
}
return std::make_unique<HistoryDocument>(parent, document);
} else if (photo) {
return std::make_unique<HistoryPhoto>(
parent,
parent->data(),
photo);
}
return nullptr;
}
HistoryPhoto::HistoryPhoto(
not_null<Element*> parent,
not_null<PeerData*> chat,
not_null<PhotoData*> photo,
int width)
: HistoryFileMedia(parent, parent->data())
, _data(photo)
, _serviceWidth(width) {
create(parent->data()->fullId(), chat);
}
HistoryGame::HistoryGame(
not_null<Element*> parent,
not_null<GameData*> data,
const TextWithEntities &consumed)
: HistoryMedia(parent)
, _data(data)
, _title(st::msgMinWidth - st::webPageLeft)
, _description(st::msgMinWidth - st::webPageLeft) {
if (!consumed.text.isEmpty()) {
_description.setMarkedText(
st::webPageDescriptionStyle,
consumed,
Ui::ItemTextOptions(parent->data()));
}
history()->owner().registerGameView(_data, _parent);
}
bool Element::computeIsAttachToPrevious(not_null<Element*> previous) {
const auto item = data();
if (!Has<DateBadge>() && !Has<UnreadBar>()) {
const auto prev = previous->data();
const auto possible = !item->serviceMsg() && !prev->serviceMsg()
&& !item->isEmpty() && !prev->isEmpty()
&& (std::abs(prev->date() - item->date()) < kAttachMessageToPreviousSecondsDelta)
&& (_context == Context::Feed
|| (!item->isPost() && !prev->isPost()));
if (possible) {
if (item->history()->peer->isSelf()) {
return prev->senderOriginal() == item->senderOriginal()
&& (prev->Has<HistoryMessageForwarded>() == item->Has<HistoryMessageForwarded>());
} else {
return prev->from() == item->from();
}
}
}
return false;
}