FIX: [STUDIO-4125] null crash in ImageGrid

Change-Id: Ibe2fcf6d3fe7ae901a2e594d782566a04aa19c39
Jira: STUDIO-4125
(cherry picked from commit aef8e23fdbead22c9e0585cb33cb72f183d8c057)
This commit is contained in:
chunmao.guo 2023-08-24 15:56:05 +08:00 committed by Lane.Wei
parent d64031a054
commit 9ce3487b20

View file

@ -224,6 +224,7 @@ void ImageGrid::UpdateLayout()
void Slic3r::GUI::ImageGrid::UpdateFocusRange()
{
if (!m_file_sys) return;
wxSize size = GetClientSize();
wxPoint off;
int index = firstItem(size, off);