def handleEvent(self, event):
VerticalContainer.handleEvent(self, event)
# find clicks on children, do select
if event.type == MOUSEBUTTONDOWN:
position = pygame.mouse.get_pos()
for index in xrange(0, len(self.items)):
if self.items[index][1].rect.collidepoint(position):
self.select(index)
return
self.unselect()
# handle keys up and down, do scroll/select
elif event.type == KEYDOWN:
if event.key == K_UP:
try:
index = self.selectedItem - 1
except ValueError:
return
if index >= 0:
self.scrollUp()
self.select(index)
elif event.key == K_DOWN:
try:
index = self.selectedItem + 1
except ValueError:
return
if index < len(self.items):
self.scrollDown()
self.select(index)
def __init__(self, *args, **kwargs):
kwargs['padding'] = (5, 5)
kwargs['border'] = (1, (0, 0, 0))
VerticalContainer.__init__(self, *args, **kwargs)
self.items = []
# This is the index of the item at the top of the
# displayed list of items. It is None if there are no items.
self.listItemViewedIndex = None
self.selectedItem = None
self._dirty = True
self.callback = None
def remove(self, name):
widget = self._find(name)
VerticalContainer.remove(self, widget)
self.items.remove((name, widget))
if self.listItemViewedIndex >= len(self.items):
self.listItemViewedIndex = len(self.items) - 1
if self.listItemViewedIndex == -1:
self.listItemViewedIndex = None
def add(self, name, widget):
VerticalContainer.add(self, widget)
self.items.append((name, widget))
if self.listItemViewedIndex is None:
self.listItemViewedIndex = 0
def setActive(self, widget=None):
VerticalContainer.setActive(self, self)
def update(self, *args):
VerticalContainer.update(self, *args)
if self._dirty:
self._refreshVisibleItems()
self._dirty = False
