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fix crash when closing drawing view

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This commit is contained in:
wmayer
2018-03-07 11:41:23 +01:00
parent c5752a3013
commit 7af5dac2bb
1 changed files with 8 additions and 4 deletions
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12
src/Gui/ViewProviderGroupExtension.cpp
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@@ -144,10 +144,14 @@ void ViewProviderGroupExtension::extensionHide(void) {
const std::vector<App::DocumentObject*> & links = group->Group.getValues();
Gui::Document* doc = Application::Instance->getDocument(getExtendedViewProvider()->getObject()->getDocument());
for (std::vector<App::DocumentObject*>::const_iterator it = links.begin(); it != links.end(); ++it) {
ViewProvider* view = doc->getViewProvider(*it);
if (view)
view->hide();
// doc pointer can be null in case the document is about to be destroyed
// See https://forum.freecadweb.org/viewtopic.php?f=22&t=26797&p=218804#p218521
if (doc) {
for (std::vector<App::DocumentObject*>::const_iterator it = links.begin(); it != links.end(); ++it) {
ViewProvider* view = doc->getViewProvider(*it);
if (view)
view->hide();
}
}
}