void WNavigationBar::setResponsive(bool responsive) { WContainerWidget *contents = resolve<WContainerWidget *>("contents"); if (responsive) { WInteractWidget *collapseButton = resolve<WInteractWidget *>("collapse-button"); WInteractWidget *expandButton = resolve<WInteractWidget *>("expand-button"); if (!collapseButton) { bindWidget("collapse-button", collapseButton = createCollapseButton()); collapseButton->clicked().connect(this, &WNavigationBar::collapseContents); collapseButton->hide(); bindWidget("expand-button", expandButton = createExpandButton()); expandButton->clicked().connect(this, &WNavigationBar::expandContents); } wApp->theme()->apply(this, contents, NavCollapseRole); contents->hide(); /* Comply with bootstrap responsive CSS assumptions */ contents->setJavaScriptMember ("wtAnimatedHidden", "function(hidden) {" """if (hidden) " "" "this.style.height=''; this.style.display='';" "}"); } else { bindEmpty("collapse-button"); } }