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Code Issues Projects Releases Packages Wiki Activity Actions 10

added support for live feedback in scrollbars

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This commit is contained in:
Just van Rossum 2001-12-31 08:56:52 +00:00
parent cae6da632a
commit 31a4c22cee
1 changed files with 11 additions and 27 deletions
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38
Mac/Tools/IDE/Wcontrols.py
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@ -295,8 +295,11 @@ class Scrollbar(ControlWidget):
"""Standard scrollbar.""" """Standard scrollbar."""
def __init__(self, possize, callback = None, value = 0, min = 0, max = 0): def __init__(self, possize, callback=None, value=0, min=0, max=0, livefeedback=1):
procID = Controls.scrollBarProc if livefeedback:
procID = Controls.kControlScrollBarLiveProc
else:
procID = Controls.scrollBarProc
ControlWidget.__init__(self, possize, "", procID, callback, value, min, max) ControlWidget.__init__(self, possize, "", procID, callback, value, min, max)
# interface # interface
@ -373,34 +376,15 @@ class Scrollbar(ControlWidget):
def click(self, point, modifiers): def click(self, point, modifiers):
if not self._enabled: if not self._enabled:
return return
# custom TrackControl. A mousedown in a scrollbar arrow or page area should def hitter(ctl, part, self=self):
# generate _control hits as long as the mouse is a) down, b) still in the same part
part = self._control.TestControl(point)
if Controls.inUpButton <= part <= Controls.inPageDown:
self._control.HiliteControl(part)
self._hit(part)
oldpart = part
# slight delay before scrolling at top speed...
now = Evt.TickCount()
while Evt.StillDown():
if (Evt.TickCount() - now) > 18: # 0.3 seconds
break
while Evt.StillDown():
part = self._control.TestControl(point)
if part == oldpart:
self._control.HiliteControl(part)
self._hit(part)
else:
self._control.HiliteControl(0)
self.SetPort()
point = Evt.GetMouse()
self._control.HiliteControl(0)
elif part == Controls.inThumb:
part = self._control.TrackControl(point)
if part: if part:
self._hit(part) self._hit(part)
part = self._control.TrackControl(point, hitter)
if part:
self._hit(part)
def _hit(self, part): def _hit(self, part):
value = None
if part == Controls.inThumb: if part == Controls.inThumb:
try: try:
value = self._control.GetControl32BitValue() value = self._control.GetControl32BitValue()
@ -416,7 +400,7 @@ class Scrollbar(ControlWidget):
value = "++" value = "++"
elif part == Controls.inPageDown: elif part == Controls.inPageDown:
value = "--" value = "--"
if self._callback: if value is not None and self._callback:
Wbase.CallbackCall(self._callback, 1, value) Wbase.CallbackCall(self._callback, 1, value)
def draw(self, visRgn = None): def draw(self, visRgn = None):