public: void __thiscall QTreeWidget::collapseItem(class QTreeWidgetItem const *)

Mangled name

?collapseItem@QTreeWidget@@QAEXPBVQTreeWidgetItem@@@Z

Exported by

size	filename	version
4297216	Qt5Widgets.dll	5.1.0.0

Imported by

size	filename
1794048	malware.exe