def __init__(self, node, parameter, **kw):
topLevelUI = maya.cmds.columnLayout()
IECoreMaya.ParameterUI.__init__(self, node, parameter, topLevelUI,
**kw)
self.__column = maya.cmds.columnLayout(parent=topLevelUI)
row = maya.cmds.rowLayout(
parent=topLevelUI,
numberOfColumns=2,
columnAlign=(1, "right"),
columnWidth2=[
IECoreMaya.ParameterUI.textColumnWidthIndex,
IECoreMaya.ParameterUI.singleWidgetWidthIndex
])
maya.cmds.text(parent=row,
label=self.label(),
font="smallPlainLabelFont",
align="right",
annotation=self.description())
addButton = maya.cmds.button(parent=row,
label='Add Item',
command=self._createCallback(
self.__addItem))
self.__fields = []
self.__attributeChangedCallbackId = IECoreMaya.CallbackId(
maya.OpenMaya.MNodeMessage.addAttributeChangedCallback(
self.node(), self.__attributeChanged))
self.replace(self.node(), self.parameter)
def test(self):
# callback function just counts the number of times it has been invoked
CallbackIdTest.numCalls = 0
def callback(node, name, userData):
CallbackIdTest.numCalls += 1
# make a sphere and get the MObject from it
sphere = maya.cmds.sphere()[0]
s = maya.OpenMaya.MSelectionList()
s.add(sphere)
o = maya.OpenMaya.MObject()
s.getDependNode(0, o)
# attach a name changed callback
c = IECoreMaya.CallbackId(
maya.OpenMaya.MNodeMessage.addNameChangedCallback(o, callback))
# check that the callback is invoked
self.assertEqual(CallbackIdTest.numCalls, 0)
sphere = maya.cmds.rename(sphere, sphere + "Different")
self.assertEqual(CallbackIdTest.numCalls, 1)
# delete the CallbackId object and make sure the callback is removed and therefore not invoked any more
del c
sphere = maya.cmds.rename(sphere, sphere + "DifferentAgain")
self.assertEqual(CallbackIdTest.numCalls, 1)
# also check that maya isn't holding onto any unecessary references to the callback function.
w = weakref.ref(callback)
del callback
self.assertEqual(w(), None)
def __init__( self, key=None, callback=None, title="Choose a file", path=None, **kw ) : self.__key = key if key else "__global" self.__callback = callback self.__window = maya.cmds.window( title=title, mb=True ) self.__bookmarksMenu = maya.cmds.menu( parent=self.__window, label="Bookmarks", postMenuCommand=self.__buildBookmarksMenu ) # We need to turn the user closing the window into a 'cancel' event. callback = maya.OpenMayaUI.MUiMessage.addUiDeletedCallback( self.__window, self.__cancelled ) self.__deletionCallback = IECoreMaya.CallbackId( callback ) self.__browser = IECoreMaya.FileBrowser( self.__window, **kw ) if path == "last" : path = FileDialog.__lastPath( self.__key ) self.__browser.setPath( path if path else os.getcwd() ) self.__browser.selectSignal.connect( self.__selected ) self.__browser.cancelSignal.connect( self.__cancelled ) maya.cmds.showWindow( self.__window )
def replace( self, node, parameter ) : IECoreMaya.ParameterUI.replace( self, node, parameter ) self.__updateLabel() self._addPopupMenu( parentUI=self.__popupControl, attributeName = self.plugName(), button1=True ) self.__attributeChangedCallbackId = IECoreMaya.CallbackId( maya.OpenMaya.MNodeMessage.addAttributeChangedCallback( self.node(), self.__attributeChanged ) )
def __init__( self, topLevelUI ) : instanceRecord = IECore.Struct() instanceRecord.instance = self instanceRecord.callbacks = [] # Saves errors in batch if UI work is still done.... if not maya.cmds.about( batch=True ): instanceRecord.uiDeletedCallbackId = IECoreMaya.CallbackId( maya.OpenMayaUI.MUiMessage.addUiDeletedCallback( topLevelUI, self.__uiDeleted, topLevelUI ) ) UIElement.__instances[topLevelUI] = instanceRecord self.__topLevelUI = topLevelUI
paramList.append( parameter ) __getParameters( c.parameters(), paramList ) elif isinstance( parameter, IECore.ClassVectorParameter ) : cl = parameter.getClasses( False ) if cl : paramList.append( parameter ) for c in cl : __getParameters( c.parameters(), paramList ) else : paramList.append( parameter ) # We need to clear out the references we're holding on parameters when the scene changes def _clearReferences( *args, **kwargs ) : global _ieCoreParameterClipboardUILastParameterList global _ieCoreParameterClipboardUILastNode global _ieCoreParameterClipboardUILastRoot _ieCoreParameterClipboardUILastParameterList = None _ieCoreParameterClipboardUILastNode = None _ieCoreParameterClipboardUILastRoot = None _ieCoreParameterClipboardCallbacks = [] if hasattr( maya.cmds, "about" ) and not maya.cmds.about( batch=True ): _ieCoreParameterClipboardCallbacks.append( IECoreMaya.CallbackId( maya.OpenMaya.MSceneMessage.addCallback( maya.OpenMaya.MSceneMessage.kBeforeNew, _clearReferences ) ) ) _ieCoreParameterClipboardCallbacks.append( IECoreMaya.CallbackId( maya.OpenMaya.MSceneMessage.addCallback( maya.OpenMaya.MSceneMessage.kBeforeOpen, _clearReferences ) ) )
def __drawHeaderParameterControl(self, parameter, fnPH):
## \todo This would be so much easier if we could just use ParameterUI
# instances for each of the controls. We can't because they all do their
# own labelling and are layed out for an attribute editor. if we do the
# todo in ParameterUI to remove the labels and stuff then we can do the
# todo here.
control = None
parameterPlugPath = fnPH.parameterPlugPath(parameter)
annotation = IECore.StringUtil.wrap(
"%s\n\n%s" %
(parameterPlugPath.split(".")[1], parameter.description), 48)
if parameter.presetsOnly:
control = maya.cmds.iconTextStaticLabel(
image="arrowDown.xpm",
font="smallBoldLabelFont",
style="iconAndTextHorizontal",
height=23,
width=80,
annotation=annotation,
)
IECoreMaya.Menu(IECore.curry(self.__presetsMenu, parameter),
control)
IECoreMaya.Menu(IECore.curry(self.__presetsMenu, parameter),
control,
button=1)
self.__presetParameters.append(parameter)
self.__presetUIs.append(control)
if self.__attributeChangedCallbackId is None:
self.__attributeChangedCallbackId = IECoreMaya.CallbackId(
maya.OpenMaya.MNodeMessage.addAttributeChangedCallback(
self.__vectorParent().node(), self.__attributeChanged))
self.__updatePresetLabel(len(self.__presetUIs) - 1)
elif isinstance(parameter, IECore.BoolParameter):
control = maya.cmds.checkBox(label="", annotation=annotation)
maya.cmds.connectControl(control, parameterPlugPath)
elif isinstance(parameter, IECore.FloatParameter):
control = maya.cmds.floatField(annotation=annotation,
minValue=parameter.minValue,
maxValue=parameter.maxValue,
width=45,
pre=4)
maya.cmds.connectControl(control, parameterPlugPath)
elif isinstance(parameter, IECore.IntParameter):
kw = {}
if parameter.hasMinValue():
kw["minValue"] = parameter.minValue
if parameter.hasMaxValue():
kw["maxValue"] = parameter.maxValue
control = maya.cmds.intField(annotation=annotation, width=45, **kw)
maya.cmds.connectControl(control, parameterPlugPath)
elif isinstance(parameter, IECore.Color3fParameter):
control = maya.cmds.attrColorSliderGrp(
label="",
columnWidth=((1, 1), (2, 30), (3, 1)),
columnAttach=((1, "both", 0), (2, "both", 0), (3, "left", 0)),
attribute=parameterPlugPath,
annotation=annotation,
showButton=False)
elif isinstance(parameter, IECore.StringParameter):
control = maya.cmds.textField(annotation=annotation, width=150)
maya.cmds.connectControl(control, parameterPlugPath)
elif isinstance(parameter, IECore.V2fParameter):
control = maya.cmds.rowLayout(nc=2, cw2=(45, 45))
column1 = maya.cmds.floatField(annotation=annotation,
width=45,
pre=4,
parent=control)
maya.cmds.connectControl(column1, parameterPlugPath + "X")
column2 = maya.cmds.floatField(annotation=annotation,
width=45,
pre=4,
parent=control)
maya.cmds.connectControl(column2, parameterPlugPath + "Y")
else:
IECore.msg(
IECore.Msg.Level.Warning, "ClassVectorParameterUI",
"Parameter \"%s\" has unsupported type for inclusion in header ( %s )."
% (parameter.name, parameter.typeName()))
return control
