void Menu::onMouseButton(vec2 point,
MouseButton button,
Action action,
uint mods)
{
if (action == RELEASED)
{
const vec2 local = transformToLocal(point);
float itemTop = height() - 2.f;
uint index = 0;
for (auto i : m_items)
{
const float itemHeight = i->height();
if (itemTop - itemHeight < 0.f)
break;
if (itemTop - itemHeight <= local.y)
{
m_itemSelectedSignal(*this, index);
hide();
break;
}
itemTop -= itemHeight;
index++;
}
}
Widget::onMouseButton(point, button, action, mods);
}
void Menu::onKey(Key key, Action action, uint mods)
{
switch (key)
{
case KEY_UP:
{
if (action == PRESSED || action == REPEATED)
{
if (m_selection == NO_ITEM)
{
if (not m_items.empty())
m_selection = 0;
}
else
m_selection = (m_selection + m_items.size() - 1) % m_items.size();
invalidate();
}
break;
}
case KEY_DOWN:
{
if (action == PRESSED || action == REPEATED)
{
if (m_selection == NO_ITEM)
{
if (!m_items.empty())
m_selection = int(m_items.size() - 1);
}
else
m_selection = (m_selection + 1) % m_items.size();
invalidate();
}
break;
}
case KEY_ENTER:
{
if (action == PRESSED)
{
m_itemSelectedSignal(*this, m_selection);
hide();
}
break;
}
default:
break;
}
Widget::onKey(key, action, mods);
}
void List::setSelection(uint newSelection, bool notify)
{
if (m_selection == newSelection)
return;
m_selection = newSelection;
if (isSelectionVisible())
invalidate();
else
setOffset(m_selection);
if (notify)
m_itemSelectedSignal(*this);
}
void Popup::onItemSelected(Menu& menu, uint index)
{
m_selection = index;
m_itemSelectedSignal(*this, m_selection);
activate();
}
