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(profiler gui) fix potencial zero pointer

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This commit is contained in:
Sergey Yagovtsev 2016-08-19 00:35:20 +03:00
parent 7a87d681a1
commit 485c2a64ac
1 changed files with 6 additions and 0 deletions
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6
profiler_gui/blocks_graphics_view.cpp
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@ -1441,6 +1441,12 @@ void EasyGraphicsView::setScrollbar(EasyGraphicsScrollbar* _scrollbar)
disconnect(m_pScrollbar, &EasyGraphicsScrollbar::valueChanged, this, &This::onGraphicsScrollbarValueChange); disconnect(m_pScrollbar, &EasyGraphicsScrollbar::valueChanged, this, &This::onGraphicsScrollbarValueChange);
} }
if(!_scrollbar)
{
qWarning() << "Zero pointer in EasyGraphicsView::setScrollbar(EasyGraphicsScrollbar*): " << __LINE__ << " in file " << __FILE__;
return;
}
m_pScrollbar = _scrollbar; m_pScrollbar = _scrollbar;
m_pScrollbar->setMinimapFrom(0, nullptr); m_pScrollbar->setMinimapFrom(0, nullptr);
m_pScrollbar->hideChrono(); m_pScrollbar->hideChrono();