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from . import utils
class ListSelector:
def __init__(self, widget):
self.widget = widget
self.items = []
self.selector = 0
def getSelected(self):
return self.selector
def select(self, value, relative=False, modular=False):
invLen = len(self.items)
if relative:
value += self.selector
if modular and invLen:
value %= invLen
if value < 0:
value = 0
if value >= invLen:
value = invLen-1
if value in range(invLen):
self.doSelect(value)
def doSelect(self, value):
self.selector = value
self.widget.select(value)
def setItems(self, items):
self.items = items
self.selector = utils.clamp(self.selector, 0, len(items)-1)
self.widget.set_items([self.itemName(item) for item in self.items])
self.widget.select(self.selector)
def getItem(self, num):
return self.items[num]
def getSelectedItem(self):
return self.getItem(self.getSelected())
def getNumItems(self):
return len(self.items)
def itemName(self, item):
return item
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