Method eventOccured

forms/scrollbar.cpp:88–147

}

void ScrollBar::eventOccured(Event *e)
{
	Control::eventOccured(e);

	int mousePosition = 0;
	if (e->type() == EVENT_FORM_INTERACTION)
	{
		switch (BarOrientation)
		{
			case Orientation::Vertical:
				// MouseInfo.X/Y is relative to the control that raised it
				// make it relative to this control instead
				mousePosition = e->forms().MouseInfo.Y +
				                e->forms().RaisedBy->getLocationOnScreen().y - resolvedLocation.y;
				break;
			case Orientation::Horizontal:
				mousePosition = e->forms().MouseInfo.X +
				                e->forms().RaisedBy->getLocationOnScreen().x - resolvedLocation.x;
				break;
		}

		int pos = static_cast<int>(segmentsize * (Value - Minimum));
		if (e->forms().RaisedBy == shared_from_this() &&
		    e->forms().EventFlag == FormEventType::MouseDown)
		{
			if (mousePosition >= pos + grippersize)
			{
				scrollNext();
			}
			else if (mousePosition <= pos)
			{
				scrollPrev();
			}
			else
			{
				capture = true;
			}
		}

		if ((capture || e->forms().RaisedBy == shared_from_this()) &&
		    e->forms().EventFlag == FormEventType::MouseUp)
		{
			capture = false;
		}

		if (e->forms().EventFlag == FormEventType::MouseMove && capture)
		{
			this->setValue(static_cast<int>(mousePosition / segmentsize) + Minimum);
		}

		if (e->forms().EventFlag == FormEventType::MouseMove &&
		    e->forms().RaisedBy == shared_from_this())
		{
			if (BarOrientation == Orientation::Vertical)
			{
				scrollWheel(e);
			}
		}