Method invalidate

src/eepp/ui/models/sortingproxymodel.cpp:21–32

}

void SortingProxyModel::invalidate( unsigned int flags ) {
	if ( flags == UpdateFlag::DontInvalidateIndexes ) {
		sort( mKeyColumn, mSortOrder );
	} else {
		mMappings.clear();

		// FIXME: This is really harsh, but without precise invalidation, not much we can do.
		forEachView( []( UIAbstractView* view ) { view->getSelection().clear( false ); } );
		forEachView( []( UIAbstractView* view ) { view->notifySelectionChange(); } );
	}
	onModelUpdate( flags );
}

void SortingProxyModel::onModelUpdated( unsigned flags ) {
	invalidate( flags );