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TD: [skip ci] fixes #issue 4755: Copying a section view segfaults

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This commit is contained in:
wmayer
2021-09-28 13:37:43 +02:00
parent c804cbbda7
commit 1f6d3cb03b
1 changed files with 8 additions and 1 deletions
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9
src/Mod/TechDraw/Gui/MDIViewPage.cpp
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@@ -473,9 +473,16 @@ void MDIViewPage::fixOrphans(bool force)
}
// if qView doesn't have a Feature on this Page, delete it
std::vector<QGIView*> qvs = m_view->getViews();
std::vector<QGIView*> qvss = m_view->getViews();
// qvss may contain an item and its child item(s) and to avoid to access a deleted item a QPointer is needed
std::vector<QPointer<QGIView>> qvs;
std::for_each(qvss.begin(), qvss.end(), [&qvs](QGIView* v) {
qvs.emplace_back(v);
});
App::Document* doc = getAppDocument();
for (auto& qv: qvs) {
if (!qv)
continue; // already deleted?
App::DocumentObject* obj = doc->getObject(qv->getViewName());
if (obj == nullptr) {
m_view->removeQView(qv);