示例#1
0
class MeccanoPopup(BasePopup):

  def __init__(self, parent, project, *args, **kw):
  
    self.alignMedium = None
    self.chain = None
    self.constraint = None
    self.constraintSet = None
    self.molSystem = None
    self.project = project
    self.run = None
    self.shiftList = None
    self.tensor = None

    
    BasePopup.__init__(self, parent=parent, title='MECCANO', *args, **kw)

    self.curateNotifiers(self.registerNotify)

  def body(self, guiFrame):
  
    guiFrame.grid_columnconfigure(0, weight=1)
    guiFrame.grid_rowconfigure(0, weight=1)

    options = ['Parameters','Restraints','Alignment Media & Tensors','About Meccano']
    tabbedFrame = TabbedFrame(guiFrame, options=options)
    tabbedFrame.grid(row=0, column=0, sticky='nsew')
    
    frameA, frameB, frameC, frameD = tabbedFrame.frames
    frameA.grid_columnconfigure(1, weight=1)
    frameA.grid_rowconfigure(13, weight=1)
    frameB.grid_columnconfigure(1, weight=1)
    frameB.grid_rowconfigure(1, weight=1)
    frameC.grid_columnconfigure(0, weight=1)
    frameC.grid_rowconfigure(1, weight=1)
    frameD.grid_columnconfigure(0, weight=1)
    frameD.grid_rowconfigure(0, weight=1)
    
    texts = ['Run MECCANO!']
    commands = [self.runMeccano]
    bottomButtons = createDismissHelpButtonList(guiFrame, texts=texts,
                                                commands=commands, expands=True)
    bottomButtons.grid(row=1, column=0, sticky='ew')

    if not Meccano:
      bottomButtons.buttons[0].disable()
  
    # Parameters
        
    row = 0
    label = Label(frameA, text='Calculation Run:')
    label.grid(row=row,column=0,sticky='w')
    self.runPulldown = PulldownList(frameA, callback=self.selectRun)
    self.runPulldown.grid(row=row,column=1,sticky='w')
    
    row += 1    
    label = Label(frameA, text='Shift List (for CO):')
    label.grid(row=row,column=0,sticky='w')
    self.shiftListPulldown = PulldownList(frameA, callback=self.selectShiftList)
    self.shiftListPulldown.grid(row=row,column=1,sticky='w')
           
    row += 1    
    label = Label(frameA, text='Keep Copy of Used Shifts:')
    label.grid(row=row,column=0,sticky='w')
    self.toggleCopyShifts = CheckButton(frameA)
    self.toggleCopyShifts.grid(row=row,column=1,sticky='w')
    self.toggleCopyShifts.set(True)
        
    row += 1    
    label = Label(frameA, text='Molecular System:')
    label.grid(row=row,column=0,sticky='w')
    self.molSystemPulldown = PulldownList(frameA, callback=self.selectMolSystem)
    self.molSystemPulldown.grid(row=row,column=1,sticky='w')
        
    row += 1    
    label = Label(frameA, text='Chain:')
    label.grid(row=row,column=0,sticky='w')
    self.chainPulldown = PulldownList(frameA, callback=self.selectChain)
    self.chainPulldown.grid(row=row,column=1,sticky='w')
    self.chainPulldown.bind('<Leave>', self.updateRunParams) 
        
    row += 1    
    label = Label(frameA, text='First Peptide Plane:')
    label.grid(row=row,column=0,sticky='w')
    self.firstResEntry = IntEntry(frameA, text=None, width=8)
    self.firstResEntry.grid(row=row,column=1,sticky='w')
    self.firstResEntry.bind('<Leave>', self.updateRunParams) 
        
    row += 1    
    label = Label(frameA, text='Last Peptide Plane:')
    label.grid(row=row,column=0,sticky='w')
    self.lastResEntry = IntEntry(frameA, text=None, width=8)
    self.lastResEntry.grid(row=row,column=1,sticky='w')
    self.lastResEntry.bind('<Leave>', self.updateRunParams) 
        
    row += 1    
    label = Label(frameA, text='Max Num Optimisation Steps:')
    label.grid(row=row,column=0,sticky='w')
    self.maxOptStepEntry = IntEntry(frameA, text=500, width=8)
    self.maxOptStepEntry.grid(row=row,column=1,sticky='w')
    self.maxOptStepEntry.bind('<Leave>', self.updateRunParams) 
        
    row += 1    
    label = Label(frameA, text='Num Optimisation Peptide Planes:')
    label.grid(row=row,column=0,sticky='w')
    self.numOptPlaneEntry = IntEntry(frameA, text=2, width=8)
    self.numOptPlaneEntry.grid(row=row,column=1,sticky='w')
    self.numOptPlaneEntry.bind('<Leave>', self.updateRunParams) 
        
    row += 1    
    label = Label(frameA, text='Min Num Optimisation Hits:')
    label.grid(row=row,column=0,sticky='w')
    self.numOptHitsEntry = IntEntry(frameA, text=5, width=8)
    self.numOptHitsEntry.grid(row=row,column=1,sticky='w')
    self.numOptHitsEntry.bind('<Leave>', self.updateRunParams) 

    row += 1    
    label = Label(frameA, text='File Name Prefix:')
    label.grid(row=row,column=0,sticky='w')
    self.pdbFileEntry = Entry(frameA, text='Meccano', width=8)
    self.pdbFileEntry.grid(row=row,column=1,sticky='w')
    self.pdbFileEntry.bind('<Leave>', self.updateRunParams) 
           
    row += 1    
    label = Label(frameA, text='Write Output File (.out):')
    label.grid(row=row,column=0,sticky='w')
    self.toggleWriteOutFile = CheckButton(frameA)
    self.toggleWriteOutFile.grid(row=row,column=1,sticky='w')
    self.toggleWriteOutFile.set(False)
    self.toggleWriteOutFile.bind('<Leave>', self.updateRunParams) 
           
    row += 1    
    label = Label(frameA, text='Write PDB File (.pdb):')
    label.grid(row=row,column=0,sticky='w')
    self.toggleWritePdbFile = CheckButton(frameA)
    self.toggleWritePdbFile.grid(row=row,column=1,sticky='w')
    self.toggleWritePdbFile.set(True)
    self.toggleWritePdbFile.bind('<Leave>', self.updateRunParams) 
    
    if not Meccano:
      row += 1    
      label = Label(frameA, text='The Meccano executable is not available (it needs to be compiled)', fg='red')
      label.grid(row=row,column=0,columnspan=2,sticky='w')

    # Restraints
    
    label = Label(frameB, text='Constraint Set:')
    label.grid(row=0,column=0,sticky='w')
    
    self.constraintSetPulldown = PulldownList(frameB, callback=self.selectConstraintSet)
    self.constraintSetPulldown.grid(row=0,column=1,sticky='w')
    
    self.alignMediumPulldown= PulldownList(self, callback=self.setAlignMedium)
    
    headingList = ['#','List Type','Use?','Alignment\nMedium','Num\nRestraints']
    editWidgets      = [None,None,None,self.alignMediumPulldown,None]
    editGetCallbacks = [None,None,self.toggleUseRestraints,self.getAlignMedium,None]
    editSetCallbacks = [None,None,None,self.setAlignMedium,None]
    self.restraintMatrix = ScrolledMatrix(frameB,
                                          headingList=headingList,
                                          editSetCallbacks=editSetCallbacks,
                                          editGetCallbacks=editGetCallbacks, 
                                          editWidgets=editWidgets,
                                          callback=None,
                                          multiSelect=True)
    self.restraintMatrix.grid(row=1,column=0,columnspan=2,sticky='nsew')
    
    
    # Alignment Media
    
    div = LabelDivider(frameC,text='Alignment Media')
    div.grid(row=0,column=0,sticky='ew')
    
    self.mediumNameEntry = Entry(self, returnCallback=self.setMediumName)
    self.mediumDetailsEntry = Entry(self, returnCallback=self.setMediumDetails)
    
    headingList = ['#','Name','Details','Static Tensor','Dynamic Tensor']
    editWidgets      = [None, self.mediumNameEntry, self.mediumDetailsEntry, None, None]
    editGetCallbacks = [None, self.getMediumName, self.getMediumDetails, None, None]
    editSetCallbacks = [None, self.setMediumName, self.setMediumDetails, None, None]
    self.mediaMatrix = ScrolledMatrix(frameC,
                                      headingList=headingList,
                                      editSetCallbacks=editSetCallbacks,
                                      editGetCallbacks=editGetCallbacks, 
                                      editWidgets=editWidgets,
                                      callback=self.selectAlignMedium,
                                      multiSelect=True)
                                 
    self.mediaMatrix.grid(row=1,column=0,sticky='nsew')
     
    
    texts = ['Add Alignment medium','Remove Alignment Medium']
    commands = [self.addAlignMedium,self.removeAlignMedium]
    buttonList = ButtonList(frameC, texts=texts, commands=commands, expands=True)
    buttonList.grid(row=2,column=0,sticky='nsew')
    
    self.editAxialEntry = FloatEntry(self, returnCallback=self.setAxial)
    self.editRhombicEntry = FloatEntry(self, returnCallback=self.setRhombic)
    self.editAlphaEulerEntry = FloatEntry(self, returnCallback=self.setEulerAlpha)
    self.editBetaEulerEntry = FloatEntry(self, returnCallback=self.setEulerBeta)
    self.editGammaEulerEntry = FloatEntry(self, returnCallback=self.setEulerGamma)
    
    
    div = LabelDivider(frameC,text='Alignment Tensors')
    div.grid(row=3,column=0,sticky='ew')
    
    headingList = ['Type', u'Axial (\u03B6)',u'Rhombic (\u03B7)',
                   u'Euler \u03B1',u'Euler \u03B2',u'Euler \u03B3']
    editWidgets      = [None,self.editAxialEntry,
                        self.editRhombicEntry,self.editAlphaEulerEntry,
                        self.editBetaEulerEntry,self.editGammaEulerEntry]
    editSetCallbacks = [None,self.setAxial,self.setRhombic,
                        self.setEulerAlpha,self.setEulerBeta,self.setEulerGamma]
    editGetCallbacks = [None,self.getAxial,self.getRhombic,
                        self.getEulerAlpha,self.getEulerBeta,self.getEulerGamma]
                   
    self.tensorMatrix = ScrolledMatrix(frameC, maxRows=2,
                                       headingList=headingList,
                                       editSetCallbacks=editSetCallbacks,
                                       editGetCallbacks=editGetCallbacks, 
                                       editWidgets=editWidgets,
                                       callback=self.selectTensor,
                                       multiSelect=True)
                                          
    self.tensorMatrix.grid(row=4,column=0,sticky='nsew')
    
    texts = ['Add Static Tensor','Add Dynamic Tensor','Remove Tensor']
    commands = [self.addStaticTensor,self.addDynamicTensor,self.removeTensor]
    buttonList = ButtonList(frameC,texts=texts, commands=commands, expands=True)
    buttonList.grid(row=5,column=0,sticky='ew')
       
    # About
    
    label = Label(frameD, text='About Meccano...')
    label.grid(row=0,column=0,sticky='w')
  
    #
  
    self.geometry('500x400')

    self.updateShiftLists()
    self.updateMolSystems()
    self.updateResidueRanges()
    self.updateConstraintSets()
    self.updateAlignMedia()
    self.updateRuns()
    
  def close(self):
  
    self.updateRunParams()
    
    BasePopup.close(self)
  
  def destroy(self):
  
    self.updateRunParams()
    self.curateNotifiers(self.unregisterNotify)
    
    BasePopup.destroy(self)
  
  def curateNotifiers(self, notifyFunc):
  
    for func in ('__init__', 'delete'):
      notifyFunc(self.updateConstraintSetsAfter, 'ccp.nmr.NmrConstraint.NmrConstraintStore', func)
    
    for func in ('__init__', 'delete','setName','setConditionState'):
      for clazz in ('ccp.nmr.NmrConstraint.CsaConstraintList',
                    'ccp.nmr.NmrConstraint.DihedralConstraintList',
                    'ccp.nmr.NmrConstraint.DistanceConstraintList',
                    'ccp.nmr.NmrConstraint.HBondConstraintList',
                    'ccp.nmr.NmrConstraint.JCouplingConstraintList',
                    'ccp.nmr.NmrConstraint.RdcConstraintList'):
        notifyFunc(self.updateConstraintListsAfter, clazz, func)
        
    for func in ('__init__', 'delete',):
      for clazz in ('ccp.nmr.NmrConstraint.CsaConstraint',
                    'ccp.nmr.NmrConstraint.DihedralConstraint',
                    'ccp.nmr.NmrConstraint.DistanceConstraint',
                    'ccp.nmr.NmrConstraint.HBondConstraint',
                    'ccp.nmr.NmrConstraint.JCouplingConstraint',
                    'ccp.nmr.NmrConstraint.RdcConstraint'):
        notifyFunc(self.updateConstraintsAfter, clazz, func)    
    
    for func in ('__init__', 'delete'):
      notifyFunc(self.updateShiftListsAfter,'ccp.nmr.Nmr.ShiftList', func)

    for func in ('__init__', 'delete'):
      notifyFunc(self.updateMolSystemsAfter,'ccp.molecule.MolSystem.MolSystem', func)

    for func in ('__init__', 'delete'):
      notifyFunc(self.updateChainsAfter,'ccp.molecule.MolSystem.Chain', func)

    for func in ('__init__', 'delete','setDynamicAlignment',
                 'setStaticAlignment','setName','setDetails'):
      notifyFunc(self.updateAlignMediaAfter,'ccp.nmr.NmrConstraint.ConditionState', func)

  def updateAlignMediaAfter(self, alignMedium):
  
     if alignMedium.nmrConstraintStore is self.constraintSet:
       self.after_idle(self.updateAlignMedia)
 
       if alignMedium is self.alignMedium:
         self.after_idle(self.updateTensors)

  def updateConstraintSetsAfter(self, constraintSet):
  
     self.after_idle(self.updateConstraintSets)

  def updateShiftListsAfter(self, shiftList):
  
     self.after_idle(self.updateShiftLists)

  def updateMolSystemsAfter(self, molSystem):
  
     self.after_idle(self.updateMolSystems)

  def updateChainsAfter(self, chain):
  
     self.after_idle(self.updateChains)
  
  def updateConstraintsAfter(self, constraint):
  
     if constraint.parent.parent is self.constraintSet:
       self.after_idle(self.updateConstraintLists)
  
  def updateConstraintListsAfter(self, constraintList):
  
     if constraintList.parent is self.constraintSet:
       self.after_idle(self.updateConstraintLists)
    
  def runMeccano(self):
    
    #
    #
    # Input checks first
    #
    #
  
    warning = ''
    if not self.molSystem:
      warning += 'No molecular system selected\n'
    
    if not self.chain:
      warning += 'No chain selected\n'
  
    if not self.constraintSet:
      warning += 'No selected constraint set\n'  
    else:
      constraintLists = [cl for cl in self.constraintSet.constraintLists if cl.useForMeccano]  
      if not constraintLists:
        warning += 'No constraint lists selected for use\n'   
 
    first, last = self.updateResidueRanges()
    if (last-first) < 2:
      warning += 'Too few peptide planes selected\n'         
  
    if warning:
      showWarning('Cannot run MECCANO','Encountered the following problems:\n' + warning)
      return
      
    if not self.run:
      self.run = self.makeSimRun()
      
    self.updateRunParams()
    
    if self.toggleCopyShifts.get() and self.shiftList:
      shiftList = self.run.findFirstOutputMeasurementList(className='ShiftList')
      
      if not shiftList:
        shiftList = self.project.currentNmrProject.newShiftList(name='Meccano Input')
        
      self.run.setOutputMeasurementLists([shiftList,])
    
      shiftDict = {}
      for shift in shiftList.shifts:
        shiftDict[shift.resonance] = shift
      
    
      for shift in self.shiftList.shifts:
        resonance = shift.resonance
        resonanceSet = resonance.resonanceSet
        
        if resonanceSet:
          atom = resonanceSet.findFirstAtomSet().findFirstAtom()
          
          if (atom.name == 'C') and (atom.residue.molResidue.molType == 'protein'):
            shift2 = shiftDict.get(resonance)
            if shift2:
              shift2.value = shift.value
              shift2.error = shift.error
              
            else:
              shiftList.newShift(resonance=resonance, value=shift.value, error=shift.error)  
    
    #
    #
    # Accumulate data from CCPN data model & GUI
    #
    #

    # Sequence

    residues = self.chain.sortedResidues()
    residueDict = {}
    
    seqData = []
    for residue in residues:
      molResidue = residue.molResidue
      
      code1Letter = molResidue.chemComp.code1Letter
      
      if not code1Letter:
        msg = 'Encountered non-standard residue type: %s'
        showWarning('Cannot run MECCANO', msg % residue.ccpCode)
        return
     
      seqCode = residue.seqCode
      seqData.append((seqCode, code1Letter))
      residueDict[seqCode] = residue.chemCompVar.chemComp.code3Letter

    # Media, RDCs & Dihedrals

    rdcLists = []
    dihedralLists = []

    for constraintList in constraintLists:
      if constraintList.className == 'RdcConsraintList':
        if constraintList.conditionState:
          rdcLists.append(constraintList)
      
      elif constraintList.className == 'DihedralConstraintList':
        dihedralLists.append(dihedralLists)
    
    f = PI_OVER_180  
    mediaData = []
    for constraintList in rdcLists:
      medium = constraintList.conditionState
      dynamicTensor = medium.dynamicAlignment
      staticTensor = medium.staticAlignment
    
      if not (dynamicTensor or staticTensor):
        continue
    
      if dynamicTensor:
        dynamicTensorData = ['Dynamic', dynamicTensor.aAxial, dynamicTensor.aRhombic,
                             f*dynamicTensor.alpha, f*dynamicTensor.beta, f*dynamicTensor.gamma]
   
      if staticTensor:
        staticTensorData = ['Static', staticTensor.aAxial, staticTensor.aRhombic,
                            f*staticTensor.alpha, f*staticTensor.beta, f*staticTensor.gamma]
      
      if not dynamicTensor:
        dynamicTensorData = staticTensorData
      
      elif not staticTensor:
        staticTensorData = dynamicTensorData
      
      rdcData = []
      for restraint in constraintList.constraints:
        items = list(restraint.items)
        
        if len(items) != 1:
          continue
          
        resonanceA, resonanceB = [fr.resonance for fr in items[0].resonances] 
        
        resonanceSetA = resonanceA.resonanceSet
        if not resonanceSetA:
          continue
        
        resonanceSetB = resonanceB.resonanceSet
        if not resonanceSetB:
          continue
        
        resNameA = getResonanceName(resonanceA)
        resNameB = getResonanceName(resonanceB)
          
        residueA = resonanceSetA.findFirstAtomSet().findFirstAtom().residue  
        residueB = resonanceSetB.findFirstAtomSet().findFirstAtom().residue  
        
        seqA = residueA.seqCode
        seqB = residueB.seqCode
        
        value = restraint.targetValue
        error = restraint.error
        
        if error is None:
          key = [resNameA,resNameB]
          key.sort()
          sigma = DEFAULT_ERRORS.get(tuple(key), 1.0)
        
        rdcData.append([seqA, resNameA, seqB, resNameB, value, error])
      
      mediaData.append((dynamicTensorData,staticTensorData,rdcData))
      
    oneTurn = 360.0
    dihedralDict = {}
    for constraintList in dihedralLists:
      for restraint in constraintList.constraints:
        items = list(restraint.items)
        
        if len(items) != 1:
          continue
        
        item = items[0]
        resonances = [fr.resonance for fr in item.resonances] 
        
        resonanceSets = [r.resonanceSet for r in resonances]
        
        if None in resonanceSets:
          continue
          
        atoms = [rs.findFirstAtomSet().findFirstAtom() for rs in resonanceSets]  
    
        atomNames = [a.name for a in atoms]
        
        if atomNames == PHI_ATOM_NAMES:
          isPhi = True
        elif atomNames == PSI_ATOM_NAMES:
          isPhi = False
        else:
          continue
    
        residue = atoms[2].residue
        
        if residue.chain is not self.chain:
          continue
        
        if isPhi:
          residuePrev = getLinkedResidue(residue, linkCode='prev')
          
          if not residuePrev:
            continue
            
          atomC0 = residuePrev.findFirstAtom(name='C')
          atomN  = residue.findFirstAtom(name='N')
          atomCa = residue.findFirstAtom(name='CA')
          atomC  = residue.findFirstAtom(name='C')
          atoms2 = [atomC0, atomN, atomCa, atomC]
          
        else:
          residueNext = getLinkedResidue(residue, linkCode='next')
          
          if not residueNext:
            continue
          
          atomN  = residue.findFirstAtom(name='N')
          atomCa = residue.findFirstAtom(name='CA')
          atomC  = residue.findFirstAtom(name='C')
          atomN2 = residueNext.findFirstAtom(name='N')
          atoms2 = [atomN, atomCa, atomC, atomN2]
          
        if atoms != atoms2:
          continue
        
        value = item.targetValue
        error = item.error
        
        if error is None:
          upper = item.upperLimit
          lower = item.lowerLimit
          
          if (upper is not None) and (lower is not None):
            dUpper = angleDifference(value, lower, oneTurn)
            dLower = angleDifference(upper, value, oneTurn)
            error  = max(dUpper, dLower)
            
          elif lower is not None:
            error = angleDifference(value, lower, oneTurn)
            
          elif upper is not None:
            error = angleDifference(upper, value, oneTurn)
            
          else:
            error = 30.0 # Arbitrary, but sensible for TALOS, DANGLE
        
        seqCode = residue.seqCode
        if not dihedralDict.has_key(seqCode):
          dihedralDict[seqCode] = [None, None, None, None] # Phi, Psi, PhiErr, PsiErr
        
        if isPhi:
          dihedralDict[seqCode][0] = value
          dihedralDict[seqCode][2] = error
        else:
          dihedralDict[seqCode][1] = value
          dihedralDict[seqCode][3] = error
          
          
    phipsiData = []
    seqCodes = dihedralDict.keys()
    seqCodes.sort()
    
    for seqCode in seqCodes:
      data = dihedralDict[seqCode]
      
      if None not in data:
        phi, psi, phiErr, psiErr = data
        phipsiData.append((seqCode, phi, psi, phiErr, psiErr))
        
    
    # User options
    
    firstPPlaneFrag = self.firstResEntry.get() or 1
    lastPPlaneFrag  = self.lastResEntry.get() or 1
    ppNbMin         = self.numOptPlaneEntry.get() or 1
    minValueBest    = self.numOptHitsEntry.get() or 2
    maxValueBest    = self.maxOptStepEntry.get() or 5

    strucData = Meccano.runFwd(firstPPlaneFrag, lastPPlaneFrag, ppNbMin,
                               minValueBest, maxValueBest, RAMACHANDRAN_DATABASE,
                               seqData, mediaData, phipsiData)
   
    if strucData:
      fileName = 'CcpnMeccanoPdb%f.pdb' % time.time()
      fileObj = open(fileName, 'w')
 
      ch = self.chain.pdbOneLetterCode.strip()
      if not ch:
        ch = self.chain.code[0].upper()
 
        i = 1
        for atomType, resNb, x, y, z in strucData:
          resType = residueDict.get(resNb, '???')
          line = PDB_FORMAT % ('ATOM',i,'%-3s' % atomType,'',resType,ch,resNb,'',x,y,z,1.0,1.0)
 
          i += 1

      fileObj.close()
      
      ensemble = getStructureFromFile(self.molSystem, fileName)
      
      
      if not self.toggleWritePdbFile.get():
        os.unlink(fileName)
         
      self.run.outputEnsemble = ensemble
      self.run = None
    
    self.updateRuns()

  def getMediumName(self, alignMedium):
  
    self.mediumNameEntry.set(alignMedium.name)
    
  def getMediumDetails(self, alignMedium):
  
    self.mediumDetailsEntry.set(alignMedium.details)
    
  def setMediumName(self, event): 

    value = self.mediumNameEntry.get()
    self.alignMedium.name = value or None
    
  def setMediumDetails(self, event): 

    value = self.mediumDetailsEntry.get()
    self.alignMedium.details = value or None
      
  def setAlignMedium(self, alignMedium):

    if self.constraintSet:
      self.constraintSet.conditionState = alignMedium
    
  def getAlignMedium(self, constraintList):

    media = self.getAlignmentMedia()
    names = [am.name for am in media]
    
    if constraintList.conditionState in media:
      index = media.index(constraintList.conditionState)
    else:
      index = 0
  
    self.alignMediumPulldown.setup(names, media, index)

  def toggleUseRestraints(self, constraintList):
 
    bool = constraintList.useForMeccano
    bool = not bool
 
    if bool and (not constraintList.conditionState) \
     and (constraintList.className == 'RdcConsraintList'):
      msg = 'Cannot use RDC restraint list for Meccano '
      msg += 'unless it is first associated with an amigment medium'
      showWarning('Warning', msg, parent=self)
    else:
      constraintList.useForMeccano = bool
      
    self.updateConstraintLists()
 
  def addStaticTensor(self):
  
    if self.alignMedium:
      tensor = Implementation.SymmTracelessMatrix(aAxial=0.0,aRhombic=0.0,
                                                  alpha=0.0,beta=0.0,
                                                  gamma=0.0)
      

      self.alignMedium.staticAlignment = tensor
 
      self.updateAlignMediaAfter(self.alignMedium)
 
  def addDynamicTensor(self):
  
    if self.alignMedium:
      tensor = Implementation.SymmTracelessMatrix(aAxial=0.0,aRhombic=0.0,
                                                  alpha=0.0,beta=0.0,
                                                  gamma=0.0)
      self.alignMedium.dynamicAlignment = tensor
      
      self.updateAlignMediaAfter(self.alignMedium)
  
  def removeTensor(self):
  
    if self.alignMedium and self.tensor:
      if self.tensor is self.alignMedium.dynamicAlignment:
        self.alignMedium.dynamicAlignment = None
        
      elif self.tensor is self.alignMedium.staticAlignment:
        self.alignMedium.staticAlignment = None
      
      self.updateAlignMediaAfter(self.alignMedium)
        
  def addAlignMedium(self):
  
    if self.constraintSet:
      medium = self.constraintSet.newConditionState()
      medium.name = 'Align Medium %d' % medium.serial   
  
  def removeAlignMedium(self):

    if self.alignMedium:
      self.alignMedium.delete()

  def updateTensor(self, aAxial=None, aRhombic=None, alpha=None, beta=None, gamma=None):
  
    aAxial   = aAxial   or self.tensor.aAxial
    aRhombic = aRhombic or self.tensor.aRhombic
    alpha    = alpha    or self.tensor.alpha
    beta     = beta     or self.tensor.beta
    gamma    = gamma    or self.tensor.gamma
    
    tensor = Implementation.SymmTracelessMatrix(aAxial=aAxial,
                                                aRhombic=aRhombic,
                                                alpha=alpha,beta=beta,
                                                gamma=gamma)
 
    if self.alignMedium:
      if self.tensor is self.alignMedium.dynamicAlignment:
        self.alignMedium.dynamicAlignment = tensor
        
      elif self.tensor is self.alignMedium.staticAlignment:
        self.alignMedium.staticAlignment = tensor
 
    self.tensor = tensor
 
  def setAxial(self, event): 
  
    value = self.editAxialEntry.get()
    self.updateTensor(aAxial=value)
    self.updateTensors()
    
  def setRhombic(self,  event): 
  
    value = self.editRhombicEntry.get()
    self.updateTensor(aRhombic=value)
    self.updateTensors()
   
  def setEulerAlpha(self,  event): 
  
    value = self.editAlphaEulerEntry.get()
    self.updateTensor(alpha=value)
    self.updateTensors()
    
  def setEulerBeta(self,  event): 
  
    value = self.editBetaEulerEntry.get()
    self.updateTensor(beta=value)
    self.updateTensors()
    
  def setEulerGamma(self,  event): 
  
    value = self.editGammaEulerEntry.get()
    self.updateTensor(gamma=value)
    self.updateTensors()

  def getAxial(self, tensor): 
  
    value = tensor.aAxial
    self.editAxialEntry.set(value)
     
  def getRhombic(self, tensor): 
  
    value = tensor.aRhombic
    self.editRhombicEntry.set(value)
     
  def getEulerAlpha(self, tensor): 
  
    value = tensor.alpha
    self.editAlphaEulerEntry.set(value)
     
  def getEulerBeta(self, tensor): 
  
    value = tensor.beta
    self.editBetaEulerEntry.set(value)
     
  def getEulerGamma(self, tensor): 
  
    value = tensor.gamma
    self.editGammaEulerEntry.set(value)
 
  def selectTensor(self, tensor, row, col):
  
    self.tensor = tensor
 
  def selectAlignMedium(self, alignMedium, row, col):
  
    self.alignMedium = alignMedium
    self.updateTensors()
 
  def getAlignmentMedia(self):
  
    if self.constraintSet:
      return self.constraintSet.sortedConditionStates()
    else:
      return []
 
  def updateAlignMedia(self):

    textMatrix = []
    objectList = []
    
    if self.constraintSet:
      objectList = self.getAlignmentMedia()
        
      for conditionState in objectList:
         
         staticTensor = None
         dyamicTensor = None
         tensor = conditionState.dynamicAlignment
         if tensor:
           vals = (tensor.aAxial, tensor.aRhombic, tensor.alpha, tensor.beta, tensor.gamma)
           dyamicTensor = u'\u03B6:%.3f \u03B7:%.3f \u03B1:%.3f \u03B2:%.3f \u03B3:%.3f ' % vals

         tensor = conditionState.staticAlignment
         if tensor:
           vals = (tensor.aAxial, tensor.aRhombic, tensor.alpha, tensor.beta, tensor.gamma)
           staticTensor = u'\u03B6:%.3f \u03B7:%.3f \u03B1:%.3f \u03B2:%.3f \u03B3:%.3f ' % vals
           
         datum = [conditionState.serial,
                  conditionState.name,
                  conditionState.details,
                  dyamicTensor,
                  staticTensor]
         textMatrix.append(datum)

         if dyamicTensor or staticTensor:
           if not self.alignMedium:
             self.alignMedium = conditionState
   
    self.mediaMatrix.update(textMatrix=textMatrix, objectList=objectList)
      
    if self.alignMedium:
      self.mediaMatrix.selectObject(self.alignMedium)
 
  def updateTensors(self):
    
    textMatrix = []
    objectList = []
    conditionState = self.alignMedium
    
    if conditionState:
    
      tensor = conditionState.dynamicAlignment
      if tensor:
        datum = ['Dynamic', tensor.aAxial, tensor.aRhombic,
                 tensor.alpha, tensor.beta, tensor.gamma]
        textMatrix.append(datum)
        objectList.append(tensor)
      
      tensor = conditionState.staticAlignment
      if tensor:
        datum = ['Static', tensor.aAxial, tensor.aRhombic,
                 tensor.alpha, tensor.beta, tensor.gamma]
        textMatrix.append(datum)
        objectList.append(tensor)

    self.tensorMatrix.update(textMatrix=textMatrix, objectList=objectList)  
 
  def getMolSystems(self):
  
    molSystems = []
    
    for molSystem in self.project.sortedMolSystems():
      if molSystem.chains:
        molSystems.append(molSystem)
        
    return molSystems    
     
     
  def updateMolSystems(self, *notifyObj):
  
    index = 0
    names = []
    
    molSystems = self.getMolSystems()
    molSystem = self.molSystem
    
    if molSystems:
      if molSystem not in molSystems:
        molSystem = molSystems[0]
      
      index = molSystems.index(molSystem)
      names = [ms.code for ms in molSystems] 
    
    else:
      self.molSystem = None
    
    if self.molSystem is not molSystem:
      if self.run:
        self.run.molSystem = molSystem
        
      self.molSystem = molSystem
      self.updateChains()
    
    self.molSystemPulldown.setup(texts=names, objects=molSystems, index=index)
    
  
  def selectMolSystem(self, molSystem):
  
    if self.molSystem is not molSystem:
      if self.run:
        self.run.molSystem = molSystem
        
      self.molSystem = molSystem
      self.updateChains()
     
     
  def updateChains(self, *notifyObj):
  
    index = 0
    names = []
    chains = []
    chain = self.chain
    
    if self.molSystem:
      chains = [c for c in self.molSystem.sortedChains() if c.residues]
    
    if chains: 
      if chain not in chains:
        chain = chains[0]
        
      index = chains.index(chain)
      names = [c.code for c in chains]
    
    if chain is not self.chain:
      self.chain = chain
      self.updateResidueRanges()
    
    self.chainPulldown.setup(texts=names, objects=chains, index=index)
     
  def selectChain(self, chain):
  
    if chain is not self.chain:
      self.chain = chain
      self.updateResidueRanges()

  def updateResidueRanges(self):
  
    first = self.firstResEntry.get()
    last = self.lastResEntry.get()
    
    if self.chain:
      residues = self.chain.sortedResidues()
      firstSeq = residues[0].seqCode
      lastSeq = residues[-2].seqCode
      
      if first < firstSeq:
        first = firstSeq
     
      if last == first:
        last = lastSeq
      
      elif last > lastSeq:
        last = lastSeq
        
      if first > last:
        last, first = first, last    
      
  
    self.firstResEntry.set(first)
    self.lastResEntry.set(last)
 
    return first, last

  def getConstraintSets(self):
  
    constraintSets = []
    nmrProject = self.project.currentNmrProject
    
    for constraintSet in nmrProject.sortedNmrConstraintStores():
      for constraintList in constraintSet.constraintLists:
        if constraintList.className not in ('ChemShiftConstraintList','somethingElse'):
          constraintSets.append(constraintSet)
          break
    
    return constraintSets
  
  def updateConstraintSets(self, *notifyObj):

    index = 0
    names = []
    constraintSets = self.getConstraintSets()
    constraintSet = self.constraintSet

    if constraintSets:
      if constraintSet not in constraintSets:
        constraintSet = constraintSets[0]
        
      index = constraintSets.index(constraintSet)
      names = ['%d' % cs.serial for cs in constraintSets]
    
    if constraintSet is not self.constraintSet:
      if self.run:
        self.run.inputConstraintStore = constraintSet
    
      self.constraintSet = constraintSet
      self.updateConstraintLists()    
    
    self.constraintSetPulldown.setup(texts=names, objects=constraintSets, index=index)

  def selectConstraintSet(self, constraintSet):
  
    if self.constraintSet is not constraintSet:
      if self.run:
        self.run.inputConstraintStore = constraintSet
        
      self.constraintSet = constraintSet
      self.updateConstraintLists() 
  
  def getConstraintLists(self):
  
    constraintLists = []
    if self.constraintSet:
      for constraintList in self.constraintSet.sortedConstraintLists():
        if constraintList.className not in ('ChemShiftConstraintList','somethingElse'):
          constraintLists.append(constraintList)
  
    return constraintLists
    
  def updateConstraintLists(self, *notifyObj):
  
    textMatrix = []
    objectList = self.getConstraintLists()
    
    for constraintList in objectList:
      if not hasattr(constraintList, 'useForMeccano'):
        if constraintList.conditionState \
         or (constraintList.className != 'RdcConstraintList'):
          bool = True
        else:
          bool = False  
      
        constraintList.useForMeccano = bool
    
      if constraintList.conditionState:
        alignMedium = constraintList.conditionState.name
      else:
        alignMedium = None
    
      datum = [constraintList.serial,
               constraintList.className[:-14],
               constraintList.useForMeccano and 'Yes' or 'No',
               alignMedium,
               len(constraintList.constraints)]
  
      textMatrix.append(datum)
  
    self.restraintMatrix.update(textMatrix=textMatrix, objectList=objectList)
  
  def selectConstraint(self, obj, row, column):
  
    if self.constraint is not obj:
      self.constraint = obj

  def getSimStore(self):
  
    simStore = self.project.findFirstNmrSimStore(name='meccano')
    if not simStore:
      simStore = self.project.newNmrSimStore(name='meccano')
    
    return simStore

  def getRuns(self):
  
    runs = [None, ]
    
    if self.molSystem and self.constraintSet:
      simStore = self.getSimStore()
      runs += simStore.sortedRuns()
    
    return runs
  
  def updateRuns(self, *notifyObj):
  
    index = 0
    names = ['<New>']
    runs = self.getRuns()
    run = self.run

    if runs:
      if run not in runs:
        run = runs[0]
    
      index = runs.index(run)
      names += [r.serial for r in runs if r]
    
    if run is not self.run:
      self.updateConstraintSets()
      self.updateMolSystems()
      self.updateShiftLists()
    
    self.runPulldown.setup(names, runs, index)
  
  def updateRunParams(self, event=None):
  
    if self.run and self.molSystem and self.constraintSet:
      simRun = self.run
      
      simRun.inputConstraintStore = self.constraintSet
      simRun.molSystem = self.molSystem
      
      if self.shiftList:
        simRun.setInputMeasurementLists([self.shiftList,])                 

      simRun.newRunParameter(code='FirstPepPlane',id=1, 
                             intValue=self.firstResEntry.get() or 0)
      simRun.newRunParameter(code='LastPepPlane' ,id=1, 
                             intValue=self.lastResEntry.get() or 0)
      simRun.newRunParameter(code='MaxOptSteps',  id=1, 
                             intValue=self.maxOptStepEntry.get() or 0)
      simRun.newRunParameter(code='NumOptPlanes', id=1, 
                             intValue=self.numOptPlaneEntry.get() or 0)
      simRun.newRunParameter(code='MinOptHits',   id=1, 
                             intValue=self.numOptHitsEntry.get() or 0)
  
  def makeSimRun(self, template=None):

    simStore = self.getSimStore()
   
    if template:
      molSystem = template.molSystem
      constraintSet = template.inputConstraintStore
      shiftList = template.findFirstInputMeasurementList(className='ShiftList')
      protocol = template.annealProtocol
    else:
      molSystem = self.molSystem
      constraintSet = self.constraintSet
      shiftList = self.shiftList
      protocol = self.annealProtocol
    
    simRun = simStore.newRun(annealProtocol=protocol,
                             molSystem=molSystem,
                             inputConstraintStore=protocol)
    
    if shiftList:
      simRun.addInputMeasurementList(shiftList)                 
    
    if template:
      for param in template.runParameters:
        simRun.newRunParameter(code=param.code,
                               id=param.id,
                               booleanValue=param.booleanValue,
                               floatValue=param.floatValue,
                               intValue=param.intValue,
                               textValue=param.textValue)
    else:
       if self.chain:
         chainCode = self.chain.code
       else:
         chaincode = 'A'
    
       simRun.newRunParameter(code='FirstPepPlane',id=1, 
                              intValue=self.firstResEntry.get() or 0)
       simRun.newRunParameter(code='LastPepPlane' ,id=1, 
                              intValue=self.lastResEntry.get() or 0)
       simRun.newRunParameter(code='MaxOptSteps',  id=1, 
                              intValue=self.maxOptStepEntry.get() or 0)
       simRun.newRunParameter(code='NumOptPlanes', id=1, 
                              intValue=self.numOptPlaneEntry.get() or 0)
       simRun.newRunParameter(code='MinOptHits',   id=1, 
                              intValue=self.numOptHitsEntry.get() or 0)
       simRun.newRunParameter(code='ChainCode',    id=1,
                              textValue=chainCode)

    return simRun
 
  def selectRun(self, simRun):
  
    if self.run is not simRun:
      if simRun:
        if simRun.outputEnsemble:
          msg  = 'Selected run has already been used to generate a structure.'
          msg += 'A new run will be setup based on the selection.'
          showWarning('Warning',msg)
          simRun = self.makeSimRun(template=simRun)
 
        molSystem = simRun.molSystem
        constraintSet = simRun.inputConstraintStore
        shiftList = simRun.findFirstInputMeasurementList(className='ShiftList')
 
        if molSystem and (self.molSystem is not molSystem):
          self.molSystem = molSystem
          self.updateMolSystems()
 
        if constraintSet and (self.constraintSet is not constraintSet):
          self.constraintSet = constraintSet
          self.updateConstraintSets()
    
        if shiftList and (self.shiftList is not shiftList): 
          self.shiftList = shiftList
          self.updateShiftLists()
        
        firstPepPlane = simRun.findFirstrunParameter(code='FirstPepPlane')
        lastPepPlane = simRun.findFirstrunParameter(code='LastPepPlane')
        maxOptSteps = simRun.findFirstrunParameter(code='MaxOptSteps')
        numOptPlanes = simRun.findFirstrunParameter(code='NumOptPlanes')
        minOptHits = simRun.findFirstrunParameter(code='MinOptHits')
        chainCode = simRun.findFirstrunParameter(code='ChainCode')

        
        if firstPepPlane is not None:
          self.firstResEntry.set(firstPepPlane.intValue or 0)
        
        if lastPepPlane is not None:
          self.lastResEntry.set(lastPepPlane.intValue or 0)
          
        if maxOptSteps is not None:
          self.maxOptStepEntry.set(maxOptSteps.intValue or 0)
            
        if numOptPlanes is not None:
          self.numOptPlaneEntry.set(numOptPlanes.intValue or 0)
          
        if minOptHits is not None:
          self.numOptHitsEntry.set(minOptHits.intValue or 0)
           
        if chainCode is not None:
          chainCode = chainCode.textValue or 'A'
          if self.molSystem:
            chain = self.molSystem.findFirsChain(code=chainCode)
 
            if chain:
              self.selectChain(chain) 
                 
      self.run = simRun

  def updateShiftLists(self, *notifyObj):
    
    index = 0
    names = []
    nmrProject = self.project.currentNmrProject
    
    shiftLists = nmrProject.findAllMeasurementLists(className='ShiftList')
    shiftLists = [(sl.serial, sl) for sl in shiftLists]
    shiftLists.sort()
    shiftLists = [x[1] for x in shiftLists]
    
    shiftList = self.shiftList

    if shiftLists:
      if shiftList not in shiftLists:
        shiftList = shiftLists[0]
    
      index = shiftLists.index(shiftList)
      names = ['%d'% sl.serial for sl in shiftLists]
    
    if shiftList is not self.shiftList:
      if self.run:
        self.run.setInputMeasurementLists([shiftList])
  
    self.shiftListPulldown.setup(texts=names, objects=shiftLists, index=index)

  def selectShiftList(self, shiftList):
  
    if shiftList is not self.shiftList:
      if self.run:
        self.run.setInputMeasurementLists([shiftList])
      
      self.shiftList = shiftList