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give options for a callback when the scroll down/up arrows are pressed

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This commit is contained in:
Redmond Urbino 2008-10-10 00:57:10 +00:00
parent 39614e49ad
commit 87bbb12dc0
1 changed files with 13 additions and 0 deletions
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13
direct/src/gui/DirectScrolledList.py
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@ -83,6 +83,8 @@ class DirectScrolledList(DirectFrame):
('numItemsVisible', 1, self.setNumItemsVisible),
('scrollSpeed', 8, self.setScrollSpeed),
('forceHeight', None, self.setForceHeight),
('incButtonCallback', None, self.setIncButtonCallback),
('decButtonCallback', None, self.setDecButtonCallback),
)
# Merge keyword options with default options
self.defineoptions(kw, optiondefs)
@ -312,6 +314,8 @@ class DirectScrolledList(DirectFrame):
taskMgr.add(task, taskName)
self.scrollBy(task.delta)
messenger.send('wakeup')
if self.incButtonCallback:
self.incButtonCallback()
def __decButtonDown(self, event):
assert self.notify.debugStateCall(self)
@ -324,6 +328,8 @@ class DirectScrolledList(DirectFrame):
taskMgr.add(task, taskName)
self.scrollBy(task.delta)
messenger.send('wakeup')
if self.decButtonCallback:
self.decButtonCallback()
def __buttonUp(self, event):
assert self.notify.debugStateCall(self)
@ -455,6 +461,13 @@ class DirectScrolledList(DirectFrame):
else:
return self['items'][self.index]['text']
def setIncButtonCallback(self):
assert self.notify.debugStateCall(self)
self.incButtonCallback = self["incButtonCallback"]
def setDecButtonCallback(self):
assert self.notify.debugStateCall(self)
self.decButtonCallback = self["decButtonCallback"]
"""