diff options
Diffstat (limited to 'src/gui/kernel/qwidget_mac.mm')
| -rw-r--r-- | src/gui/kernel/qwidget_mac.mm | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gui/kernel/qwidget_mac.mm b/src/gui/kernel/qwidget_mac.mm index 9a5a5f1..14a90ef 100644 --- a/src/gui/kernel/qwidget_mac.mm +++ b/src/gui/kernel/qwidget_mac.mm @@ -3239,6 +3239,8 @@ void QWidgetPrivate::setWindowIcon_sys(bool forceReset) ReleaseIconRef(previousIcon); #else QMacCocoaAutoReleasePool pool; + if (icon.isNull()) + return; NSButton *iconButton = [qt_mac_window_for(q) standardWindowButton:NSWindowDocumentIconButton]; if (iconButton == nil) { QCFString string(q->windowTitle()); |