@gplx.Internal
protected void MoveTab(GfuiBtn curBtn, int delta) {
TabPnlItm curItm = tabBox.Mgr().Get_by(curBtn.Key_of_GfuiElem());
int curIdx = curItm.Idx();
int newIdx = TabBox_.Cycle(delta > 0, curIdx, tabBox.Mgr().Count());
tabBox.Mgr().Move_to(curIdx, newIdx);
tabBox
.Mgr()
.Reorder(
0); // reorder all; exchanging curIdx for newIdx does not work when going from last to
// first (17 -> 0, but 0 -> 1)
tabBox.PnlBox().SubElems().Move_to(curIdx, newIdx);
TabBtnAreaMgr.Move_to(tabBox, curIdx, newIdx);
TabBoxEvt_orderChanged.Publish(tabBox, curIdx, newIdx);
}
void Select(GfoMsg msg, int delta) {
TabPnlItm curTab = tabBox.Mgr().CurTab();
int newIdx = TabBox_.Cycle(delta > 0, curTab.Idx(), tabBox.Mgr().Count());
tabBox.Tabs_Select(newIdx);
}