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Code Issues Releases Wiki Activity

Handle click on group thumb item in MediaView.

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This commit is contained in:
John Preston
2017-12-29 17:58:53 +03:00
parent 59e5ffe743
commit 0171a4e874
4 changed files with 115 additions and 48 deletions
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83
Telegram/SourceFiles/mediaview.cpp
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@@ -1288,24 +1288,41 @@ void MediaView::refreshGroupThumbs() {
_groupThumbs->resizeToWidth(_groupThumbsAvailableWidth);
}
if (_groupThumbs && !existed) {
_groupThumbs->updateRequests(
) | rpl::start_with_next([this](QRect rect) {
const auto shift = (width() / 2);
_groupThumbsRect = QRect(
shift + rect.x(),
_groupThumbsTop,
rect.width(),
_groupThumbs->height());
update(_groupThumbsRect);
}, _groupThumbs->lifetime());
_groupThumbsRect = QRect(
_groupThumbsLeft,
_groupThumbsTop,
width() - 2 * _groupThumbsLeft,
height() - _groupThumbsTop);
initGroupThumbs();
}
}
void MediaView::initGroupThumbs() {
Expects(_groupThumbs != nullptr);
_groupThumbs->updateRequests(
) | rpl::start_with_next([this](QRect rect) {
const auto shift = (width() / 2);
_groupThumbsRect = QRect(
shift + rect.x(),
_groupThumbsTop,
rect.width(),
_groupThumbs->height());
update(_groupThumbsRect);
}, _groupThumbs->lifetime());
_groupThumbs->activateRequests(
) | rpl::start_with_next([this](Media::View::GroupThumbs::Key key) {
if (const auto photoId = base::get_if<PhotoId>(&key)) {
const auto photo = App::photo(*photoId);
moveToEntity({ photo, nullptr });
} else if (const auto itemId = base::get_if<FullMsgId>(&key)) {
moveToEntity(entityForItemId(*itemId));
}
}, _groupThumbs->lifetime());
_groupThumbsRect = QRect(
_groupThumbsLeft,
_groupThumbsTop,
width() - 2 * _groupThumbsLeft,
height() - _groupThumbsTop);
}
void MediaView::showPhoto(not_null<PhotoData*> photo, HistoryItem *context) {
if (context) {
setContext(context);
@@ -2421,16 +2438,21 @@ MediaView::Entity MediaView::entityForSharedMedia(int index) const {
// Last peer photo.
return { *photo, nullptr };
} else if (const auto itemId = base::get_if<FullMsgId>(&value)) {
if (const auto item = App::histItemById(*itemId)) {
if (const auto media = item->getMedia()) {
if (const auto photo = media->getPhoto()) {
return { photo, item };
} else if (const auto document = media->getDocument()) {
return { document, item };
}
return entityForItemId(*itemId);
}
return { base::none, nullptr };
}
MediaView::Entity MediaView::entityForItemId(const FullMsgId &itemId) const {
if (const auto item = App::histItemById(itemId)) {
if (const auto media = item->getMedia()) {
if (const auto photo = media->getPhoto()) {
return { photo, item };
} else if (const auto document = media->getDocument()) {
return { document, item };
}
return { base::none, item };
}
return { base::none, item };
}
return { base::none, nullptr };
}
@@ -2481,12 +2503,14 @@ bool MediaView::moveToNext(int delta) {
return false;
}
auto newIndex = *_index + delta;
auto entity = entityByIndex(newIndex);
return moveToEntity(entityByIndex(newIndex));
}
bool MediaView::moveToEntity(const Entity &entity, int preloadDelta) {
if (!entity.data && !entity.item) {
return false;
}
_index = newIndex;
if (auto item = entity.item) {
if (const auto item = entity.item) {
setContext(item);
} else if (_peer) {
setContext(_peer);
@@ -2501,7 +2525,7 @@ bool MediaView::moveToNext(int delta) {
} else {
displayDocument(nullptr, entity.item);
}
preloadData(delta);
preloadData(preloadDelta);
return true;
}
@@ -2695,8 +2719,13 @@ void MediaView::updateOver(QPoint pos) {
auto textState = _caption.getState(pos - _captionRect.topLeft(), _captionRect.width());
lnk = textState.link;
lnkhost = this;
} else if (_groupThumbs && _groupThumbsRect.contains(pos)) {
const auto point = pos - QPoint(_groupThumbsLeft, _groupThumbsTop);
lnk = _groupThumbs->getState(point);
lnkhost = this;
}
// retina
if (pos.x() == width()) {
pos.setX(pos.x() - 1);