+ QString styleSheet = "QTreeView::branch:has-siblings:!adjoins-item{border-image:none;border:0px} \
+ QTreeView::branch:has-siblings:adjoins-item {border-image: none;border:0px} \
+ QTreeView::branch:!has-children:!has-siblings:adjoins-item {border-image: none;border:0px} \
+ QTreeView::branch:has-children:!has-siblings:closed,QTreeView::branch:closed:has-children:has-siblings { \
+ border-image: none;image: url(:/images/stylesheet-branch-closed.png);} \
+ QTreeView::branch:open:has-children:!has-siblings,QTreeView::branch:open:has-children:has-siblings { \
+ border-image: none;image: url(:/images/stylesheet-branch-open.png);}";
+
+ QMenu *contextMenu = new QMenu(this);
+ m_effectsList = new EffectsListWidget(contextMenu);
+ m_effectsList->setStyleSheet(styleSheet);