diff options
Diffstat (limited to 'src/gui/itemviews/qheaderview.cpp')
| -rw-r--r-- | src/gui/itemviews/qheaderview.cpp | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/src/gui/itemviews/qheaderview.cpp b/src/gui/itemviews/qheaderview.cpp index 5df8481..6f0fba6 100644 --- a/src/gui/itemviews/qheaderview.cpp +++ b/src/gui/itemviews/qheaderview.cpp @@ -1913,7 +1913,6 @@ void QHeaderView::initializeSections(int start, int end) Q_ASSERT(start >= 0); Q_ASSERT(end >= 0); - d->executePostedLayout(); d->invalidateCachedSizeHint(); if (end + 1 < d->sectionCount) { @@ -1939,11 +1938,25 @@ void QHeaderView::initializeSections(int start, int end) d->sectionCount = end + 1; if (!d->logicalIndices.isEmpty()) { - d->logicalIndices.resize(d->sectionCount); - d->visualIndices.resize(d->sectionCount); - for (int i = start; i < d->sectionCount; ++i){ - d->logicalIndices[i] = i; - d->visualIndices[i] = i; + if (oldCount <= d->sectionCount) { + d->logicalIndices.resize(d->sectionCount); + d->visualIndices.resize(d->sectionCount); + for (int i = oldCount; i < d->sectionCount; ++i) { + d->logicalIndices[i] = i; + d->visualIndices[i] = i; + } + } else { + int j = 0; + for (int i = 0; i < oldCount; ++i) { + int v = d->logicalIndices.at(i); + if (v < d->sectionCount) { + d->logicalIndices[j] = v; + d->visualIndices[v] = j; + j++; + } + } + d->logicalIndices.resize(d->sectionCount); + d->visualIndices.resize(d->sectionCount); } } |