void DisplayGroupController::_showFullscreen(ContentWindowPtr window, const bool oneToOne) { exitFullscreen(); window->backupModeAndZoom(); const auto target = ContentWindowController::Coordinates::FULLSCREEN; ContentWindowController controller(*window, _group, target); controller.adjustSize(oneToOne ? SIZE_FULLSCREEN_1TO1 : SIZE_FULLSCREEN); window->setMode(ContentWindow::WindowMode::FULLSCREEN); _group.setFullscreenWindow(window); }