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algo/scrolling: fix offset on removeTarget (#13515)

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Vaxry 2026-03-02 21:23:24 +00:00 • committed by GitHub
parent fe0a202137
commit ff20cbf89c
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1 changed files with 8 additions and 4 deletions
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12
src/layout/algorithm/tiled/scrolling/ScrollingAlgorithm.cpp
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@ -627,16 +627,20 @@ void CScrollingAlgorithm::removeTarget(SP<ITarget> target) {
if (!m_scrollingData->next(DATA->column.lock()) && DATA->column->targetDatas.size() <= 1) {
// move the view if this is the last column
const auto USABLE = usableArea();
m_scrollingData->controller->adjustOffset(-(USABLE.w * DATA->column->getColumnWidth()));
const auto USABLE = usableArea();
const bool isPrimaryHoriz = m_scrollingData->controller->isPrimaryHorizontal();
const double usablePrimary = isPrimaryHoriz ? USABLE.w : USABLE.h;
m_scrollingData->controller->adjustOffset(-(usablePrimary * DATA->column->getColumnWidth()));
}
DATA->column->remove(target);
if (!DATA->column) {
// column got removed, let's ensure we don't leave any cringe extra space
const auto USABLE = usableArea();
double newOffset = std::clamp(m_scrollingData->controller->getOffset(), 0.0, std::max(m_scrollingData->maxWidth() - USABLE.w, 1.0));
const auto USABLE = usableArea();
const bool isPrimaryHoriz = m_scrollingData->controller->isPrimaryHorizontal();
const double usablePrimary = isPrimaryHoriz ? USABLE.w : USABLE.h;
const double newOffset = std::clamp(m_scrollingData->controller->getOffset(), 0.0, std::max(m_scrollingData->maxWidth() - usablePrimary, 1.0));
m_scrollingData->controller->setOffset(newOffset);
}