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cpython/Mac/Tools/IDE/Wcontrols.py
2004-07-18 06:16:08 +00:00

433 lines
14 KiB
Python

from Carbon import Ctl, Controls
from Carbon import Evt, Qd, Win
import Wbase
class ControlWidget(Wbase.ClickableWidget):
"""Baseclass for all native controls."""
def __init__(self, possize, title = "Control", procID = 0, callback = None, value = 0, min = 0, max = 1, viewsize = 0):
Wbase.ClickableWidget.__init__(self, possize)
self._control = None
self._title = title
self._callback = callback
self._procID = procID
self._value = value
self._min = min
self._max = max
self._enabled = 1
self._viewsize = viewsize
def open(self):
self._calcbounds()
# NewControl doesn't accept 32-bit value, min, or max, so for consistency
# with the new 32-bit set/get methods, out-of-range values are initially
# set as zero, followed by a 32-bit set of the actual value.
# Values not representable in 16 bits will fail on MacOS 8.1, however
# the vast majority of control usage should still be compatible.
_value, _min, _max = self._value, self._min, self._max
if -32768 <= _value <= 32767:
bigvalue = None
else:
bigvalue = _value
_value = 0
if -32768 <= _min <= 32767:
bigmin = None
else:
bigmin = _min
_min = 0
if -32768 <= _max <= 32767:
bigmax = None
else:
bigmax = _max
_max = 0
self._control = Ctl.NewControl(self._parentwindow.wid,
self._bounds,
self._title,
1,
_value,
_min,
_max,
self._procID,
0)
if bigvalue:
self._control.SetControl32BitValue(bigvalue)
if bigmin:
self._control.SetControl32BitMinimum(bigmin)
if bigmax:
self._control.SetControl32BitMaximum(bigmax)
if self._viewsize:
try:
self._control.SetControlViewSize(self._viewsize)
# Not available in MacOS 8.1, but that's OK since it only affects
# proportional scrollbars which weren't available in 8.1 either.
except NotImplementedError:
pass
self.enable(self._enabled)
def adjust(self, oldbounds):
self.SetPort()
self._control.HideControl()
self._control.MoveControl(self._bounds[0], self._bounds[1])
self._control.SizeControl(self._bounds[2] - self._bounds[0], self._bounds[3] - self._bounds[1])
if self._visible:
Qd.EraseRect(self._bounds)
self._control.ShowControl()
self.GetWindow().ValidWindowRect(self._bounds)
def close(self):
self._control.HideControl()
self._control = None
Wbase.ClickableWidget.close(self)
def enable(self, onoff):
if self._control and self._enabled <> onoff:
self._control.HiliteControl((not onoff) and 255)
self._enabled = onoff
def show(self, onoff):
self._visible = onoff
for w in self._widgets:
w.show(onoff)
if onoff:
self._control.ShowControl()
else:
self._control.HideControl()
def activate(self, onoff):
self._activated = onoff
if self._enabled:
if onoff:
self._control.ActivateControl()
else:
self._control.DeactivateControl()
def draw(self, visRgn = None):
if self._visible:
self._control.Draw1Control()
def test(self, point):
if Qd.PtInRect(point, self._bounds) and self._enabled:
return 1
#ctltype, control = Ctl.FindControl(point, self._parentwindow.wid)
#if self._enabled and control == self._control:
# return 1
def click(self, point, modifiers):
if not self._enabled:
return
part = self._control.TrackControl(point)
if part:
if self._callback:
Wbase.CallbackCall(self._callback, 0)
def settitle(self, title):
if self._control:
self._control.SetControlTitle(title)
self._title = title
def gettitle(self):
return self._title
def set(self, value):
if self._control:
if -32768 <= value <= 32767:
# No 32-bit control support in MacOS 8.1, so use
# the 16-bit interface when possible.
self._control.SetControlValue(value)
else:
self._control.SetControl32BitValue(value)
else:
self._value = value
def get(self):
if self._control:
try:
return self._control.GetControl32BitValue()
# No 32-bit control support in MacOS 8.1, so fall
# back to the 16-bit interface when needed.
except NotImplementedError:
return self._control.GetControlValue()
else:
return self._value
class Button(ControlWidget):
"""Standard push button."""
procID = Controls.pushButProc | Controls.useWFont
def __init__(self, possize, title = "Button", callback = None):
ControlWidget.__init__(self, possize, title, self.procID, callback, 0, 0, 1)
self._isdefault = 0
def push(self):
if not self._enabled:
return
# emulate the pushing of the button
import time
self._control.HiliteControl(Controls.kControlButtonPart)
self._parentwindow.wid.GetWindowPort().QDFlushPortBuffer(None) # needed under OSX
time.sleep(0.1)
self._control.HiliteControl(0)
if self._callback:
Wbase.CallbackCall(self._callback, 0)
def enable(self, onoff):
if self._control and self._enabled <> onoff:
self._control.HiliteControl((not onoff) and 255)
self._enabled = onoff
def show(self, onoff):
ControlWidget.show(self, onoff)
def draw(self, visRgn = None):
if self._visible:
self._control.Draw1Control()
def open(self):
ControlWidget.open(self)
if self._isdefault:
self._setdefault(self._isdefault)
def _setdefault(self, onoff):
c = self._control
if c is not None:
if onoff:
data = "\xFF"
else:
data = "\0"
# hide before changing state, otherwise the button isn't always
# redrawn correctly, although it's quite different under Aqua
# and Classic...
c.HideControl()
c.SetControlData(Controls.kControlNoPart,
Controls.kControlPushButtonDefaultTag, data)
c.ShowControl()
self._isdefault = onoff
def adjust(self, oldbounds):
if self._isdefault:
old = Qd.InsetRect(oldbounds, -4, -4)
new = Qd.InsetRect(self._bounds, -4, -4)
Qd.EraseRect(old)
self.GetWindow().InvalWindowRect(old)
self.GetWindow().InvalWindowRect(new)
ControlWidget.adjust(self, oldbounds)
class BevelButton(Button):
procID = Controls.kControlBevelButtonNormalBevelProc | Controls.useWFont
class CheckBox(ControlWidget):
"""Standard checkbox."""
def __init__(self, possize, title = "Checkbox", callback = None, value = 0):
procID = Controls.checkBoxProc | Controls.useWFont
ControlWidget.__init__(self, possize, title, procID, callback, value, 0, 1)
def click(self, point, modifiers):
if not self._enabled:
return
part = self._control.TrackControl(point)
if part:
self.toggle()
if self._callback:
Wbase.CallbackCall(self._callback, 0, self.get())
def push(self):
if not self._enabled:
return
self.toggle()
if self._callback:
Wbase.CallbackCall(self._callback, 0, self.get())
def toggle(self):
self.set(not self.get())
class RadioButton(ControlWidget):
"""Standard radiobutton."""
# XXX We need a radiogroup widget; this is too kludgy.
def __init__(self, possize, title, thebuttons, callback = None, value = 0):
procID = Controls.radioButProc | Controls.useWFont
ControlWidget.__init__(self, possize, title, procID, callback, value, 0, 1)
self.thebuttons = thebuttons
thebuttons.append(self)
def close(self):
self.thebuttons = None
ControlWidget.close(self)
def click(self, point, modifiers):
if not self._enabled:
return
part = self._control.TrackControl(point)
if part:
self.set(1)
if self._callback:
Wbase.CallbackCall(self._callback, 0, 1)
def push(self):
if not self._enabled:
return
self.set(1)
if self._callback:
Wbase.CallbackCall(self._callback, 0, 1)
def set(self, value):
for button in self.thebuttons:
if button._control:
button._control.SetControlValue(button == self)
else:
button._value = (button == self)
class Scrollbar(ControlWidget):
"""Standard scrollbar."""
def __init__(self, possize, callback=None, value=0, min=0, max=0, livefeedback=1):
if livefeedback:
procID = Controls.kControlScrollBarLiveProc
else:
procID = Controls.scrollBarProc
ControlWidget.__init__(self, possize, "", procID, callback, value, min, max)
# interface
# def set(self, value):
# if self._callback:
# Wbase.CallbackCall(self._callback, 1, value)
def up(self):
if self._callback:
Wbase.CallbackCall(self._callback, 1, '+')
def down(self):
if self._callback:
Wbase.CallbackCall(self._callback, 1, '-')
def pageup(self):
if self._callback:
Wbase.CallbackCall(self._callback, 1, '++')
def pagedown(self):
if self._callback:
Wbase.CallbackCall(self._callback, 1, '--')
def setmin(self, min):
if self._control is not None:
if -32768 <= min <= 32767:
# No 32-bit control support in MacOS 8.1, so use
# the 16-bit interface when possible.
self._control.SetControlMinimum(min)
else:
self._control.SetControl32BitMinimum(min)
else:
self._min = min
def setmax(self, max):
if self._control is not None:
if -32768 <= max <= 32767:
# No 32-bit control support in MacOS 8.1, so use
# the 16-bit interface when possible.
self._control.SetControlMaximum(max)
else:
self._control.SetControl32BitMaximum(max)
else:
self._max = max
def setviewsize(self, viewsize):
if self._control is not None:
try:
self._control.SetControlViewSize(viewsize)
# Not available in MacOS 8.1, but that's OK since it only affects
# proportional scrollbars which weren't available in 8.1 either.
except NotImplementedError:
pass
else:
self._viewsize = viewsize
def getmin(self):
try:
return self._control.GetControl32BitMinimum()
# No 32-bit control support in MacOS 8.1, so fall
# back to the 16-bit interface when needed.
except NotImplementedError:
return self._control.GetControlMinimum()
def getmax(self):
try:
return self._control.GetControl32BitMaximum()
# No 32-bit control support in MacOS 8.1, so fall
# back to the 16-bit interface when needed.
except NotImplementedError:
return self._control.GetControlMaximum()
# internals
def click(self, point, modifiers):
if not self._enabled:
return
def hitter(ctl, part, self=self):
if part:
self._hit(part)
part = self._control.TrackControl(point, hitter)
def _hit(self, part):
value = None
if part == Controls.inThumb:
try:
value = self._control.GetControl32BitValue()
# No 32-bit control support in MacOS 8.1, so fall
# back to the 16-bit interface when needed.
except NotImplementedError:
value = self._control.GetControlValue()
elif part == Controls.inUpButton:
value = "+"
elif part == Controls.inDownButton:
value = "-"
elif part == Controls.inPageUp:
value = "++"
elif part == Controls.inPageDown:
value = "--"
if value is not None and self._callback:
Wbase.CallbackCall(self._callback, 1, value)
def draw(self, visRgn = None):
if self._visible:
self._control.Draw1Control()
#Qd.FrameRect(self._bounds)
def adjust(self, oldbounds):
self.SetPort()
self.GetWindow().InvalWindowRect(oldbounds)
self._control.HideControl()
self._control.MoveControl(self._bounds[0], self._bounds[1])
self._control.SizeControl(self._bounds[2] - self._bounds[0], self._bounds[3] - self._bounds[1])
if self._visible:
Qd.EraseRect(self._bounds)
if self._activated:
self._control.ShowControl()
else:
Qd.FrameRect(self._bounds)
self.GetWindow().ValidWindowRect(self._bounds)
def _scalebarvalue(absmin, absmax, curmin, curmax):
if curmin <= absmin and curmax >= absmax:
return None
if curmin <= absmin:
return 0
if curmax >= absmax:
return 32767
perc = float(curmin-absmin) / float((absmax - absmin) - (curmax - curmin))
return int(perc*32767)