Method SetVerticalAdjustment

src/SFGUI/Viewport.cpp:174–198

}

void Viewport::SetVerticalAdjustment( Adjustment::Ptr vertical_adjustment ) {
	if( m_vertical_adjustment ) {
		m_vertical_adjustment->GetSignal( Adjustment::OnChange ).Disconnect( m_vertical_adjustment_signal_serial );
	}

	m_vertical_adjustment = vertical_adjustment;

	auto weak_this = std::weak_ptr<Widget>( shared_from_this() );

	m_vertical_adjustment_signal_serial = m_vertical_adjustment->GetSignal( Adjustment::OnChange ).Connect( [weak_this] {
		auto shared_this = weak_this.lock();

		if( !shared_this ) {
			return;
		}

		auto viewport = std::dynamic_pointer_cast<Viewport>( shared_this );

		if( !viewport ) {
			return;
		}

		viewport->UpdateView();
	} );
}

void Viewport::HandleRequisitionChange() {
	// A child just requested it's size. Because we are a viewport