wxPython/wx/tools/XRCed/xxx.py

   1 # Name:         xxx.py ('xxx' is easy to distinguish from 'wx' :) )
   2 # Purpose:      XML interface classes
   3 # Author:       Roman Rolinsky <rolinsky@mema.ucl.ac.be>
   4 # Created:      22.08.2001
   5 # RCS-ID:       $Id$
   6
   7 from xml.dom import minidom
   8 from globals import *
   9 from params import *
  10 import traceback, types
  11
  12 # Base class for interface parameter classes
  13 class xxxNode:
  14     def __init__(self, node):
  15         self.node = node
  16     def remove(self):
  17         self.node.parentNode.removeChild(self.node)
  18         self.node.unlink()
  19
  20 # Generic (text) parameter class
  21 class xxxParam(xxxNode):
  22     # Standard use: for text nodes
  23     def __init__(self, node):
  24         xxxNode.__init__(self, node)
  25         if not node.hasChildNodes():
  26             # If does not have child nodes, create empty text node
  27             text = g.tree.dom.createTextNode('')
  28             node.appendChild(text)
  29         else:
  30             text = node.childNodes[0] # first child must be text node
  31             assert text.nodeType == minidom.Node.TEXT_NODE
  32             # Append other text nodes if present and delete them
  33             extraText = ''
  34             for n in node.childNodes[1:]:
  35                 if n.nodeType == minidom.Node.TEXT_NODE:
  36                     extraText += n.data
  37                     node.removeChild(n)
  38                     n.unlink()
  39                 else: break
  40             if extraText: text.data = text.data + extraText
  41         # Use convertion from unicode to current encoding
  42         self.textNode = text
  43     # Value returns string
  44     if wx.USE_UNICODE:   # no conversion is needed
  45         def value(self):
  46             return self.textNode.data
  47         def update(self, value):
  48             self.textNode.data = value
  49     else:
  50         def value(self):
  51             try:
  52                 return self.textNode.data.encode(g.currentEncoding)
  53             except LookupError:
  54                 return self.textNode.data.encode()
  55         def update(self, value):
  56             try: # handle exception if encoding is wrong
  57                 self.textNode.data = unicode(value, g.currentEncoding)
  58             except UnicodeDecodeError:
  59                 self.textNode.data = unicode(value)
  60                 #wx.LogMessage("Unicode error: set encoding in file\nglobals.py to something appropriate")
  61
  62 # Integer parameter
  63 class xxxParamInt(xxxParam):
  64     # Standard use: for text nodes
  65     def __init__(self, node):
  66         xxxParam.__init__(self, node)
  67     # Value returns string
  68     def value(self):
  69         try:
  70             return int(self.textNode.data)
  71         except ValueError:
  72             return -1                   # invalid value
  73     def update(self, value):
  74         self.textNode.data = str(value)
  75
  76 # Content parameter
  77 class xxxParamContent(xxxNode):
  78     def __init__(self, node):
  79         xxxNode.__init__(self, node)
  80         data, l = [], []                # data is needed to quicker value retrieval
  81         nodes = node.childNodes[:]      # make a copy of the child list
  82         for n in nodes:
  83             if n.nodeType == minidom.Node.ELEMENT_NODE:
  84                 assert n.tagName == 'item', 'bad content content'
  85                 if not n.hasChildNodes():
  86                     # If does not have child nodes, create empty text node
  87                     text = g.tree.dom.createTextNode('')
  88                     node.appendChild(text)
  89                 else:
  90                     # !!! normalize?
  91                     text = n.childNodes[0] # first child must be text node
  92                     assert text.nodeType == minidom.Node.TEXT_NODE
  93                 l.append(text)
  94                 data.append(text.data)
  95             else:                       # remove other
  96                 node.removeChild(n)
  97                 n.unlink()
  98         self.l, self.data = l, data
  99     def value(self):
 100         return self.data
 101     def update(self, value):
 102         # If number if items is not the same, recreate children
 103         if len(value) != len(self.l):   # remove first if number of items has changed
 104             childNodes = self.node.childNodes[:]
 105             for n in childNodes:
 106                 self.node.removeChild(n)
 107             l = []
 108             for str in value:
 109                 itemElem = g.tree.dom.createElement('item')
 110                 itemText = g.tree.dom.createTextNode(str)
 111                 itemElem.appendChild(itemText)
 112                 self.node.appendChild(itemElem)
 113                 l.append(itemText)
 114             self.l = l
 115         else:
 116             for i in range(len(value)):
 117                 self.l[i].data = value[i]
 118         self.data = value
 119
 120 # Content parameter for checklist
 121 class xxxParamContentCheckList(xxxNode):
 122     def __init__(self, node):
 123         xxxNode.__init__(self, node)
 124         data, l = [], []                # data is needed to quicker value retrieval
 125         nodes = node.childNodes[:]      # make a copy of the child list
 126         for n in nodes:
 127             if n.nodeType == minidom.Node.ELEMENT_NODE:
 128                 assert n.tagName == 'item', 'bad content content'
 129                 checked = n.getAttribute('checked')
 130                 if not checked: checked = 0
 131                 if not n.hasChildNodes():
 132                     # If does not have child nodes, create empty text node
 133                     text = g.tree.dom.createTextNode('')
 134                     node.appendChild(text)
 135                 else:
 136                     # !!! normalize?
 137                     text = n.childNodes[0] # first child must be text node
 138                     assert text.nodeType == minidom.Node.TEXT_NODE
 139                 l.append((text, n))
 140                 data.append((str(text.data), int(checked)))
 141             else:                       # remove other
 142                 node.removeChild(n)
 143                 n.unlink()
 144         self.l, self.data = l, data
 145     def value(self):
 146         return self.data
 147     def update(self, value):
 148         # If number if items is not the same, recreate children
 149         if len(value) != len(self.l):   # remove first if number of items has changed
 150             childNodes = self.node.childNodes[:]
 151             for n in childNodes:
 152                 self.node.removeChild(n)
 153             l = []
 154             for s,ch in value:
 155                 itemElem = g.tree.dom.createElement('item')
 156                 # Add checked only if True
 157                 if ch: itemElem.setAttribute('checked', '1')
 158                 itemText = g.tree.dom.createTextNode(s)
 159                 itemElem.appendChild(itemText)
 160                 self.node.appendChild(itemElem)
 161                 l.append((itemText, itemElem))
 162             self.l = l
 163         else:
 164             for i in range(len(value)):
 165                 self.l[i][0].data = value[i][0]
 166                 self.l[i][1].setAttribute('checked', str(value[i][1]))
 167         self.data = value
 168
 169 # Bitmap parameter
 170 class xxxParamBitmap(xxxParam):
 171     def __init__(self, node):
 172         xxxParam.__init__(self, node)
 173         self.stock_id = node.getAttribute('stock_id')
 174     def value(self):
 175         return [self.stock_id, xxxParam.value(self)]
 176     def update(self, value):
 177         self.stock_id = value[0]
 178         if self.stock_id:
 179             self.node.setAttribute('stock_id', self.stock_id)
 180         elif self.node.hasAttribute('stock_id'):
 181             self.node.removeAttribute('stock_id')
 182         xxxParam.update(self, value[1])
 183
 184 ################################################################################
 185
 186 # Classes to interface DOM objects
 187 class xxxObject:
 188     # Default behavior
 189     hasChildren = False                 # has children elements?
 190     hasStyle = True                     # almost everyone
 191     hasName = True                      # has name attribute?
 192     isSizer = hasChild = False
 193     isElement = True
 194     allParams = None                    # Some nodes have no parameters
 195     # Style parameters (all optional)
 196     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'tooltip']
 197     # Special parameters
 198     specials = []
 199     # Bitmap tags
 200     bitmapTags = ['bitmap', 'bitmap2', 'icon']
 201     # Required paremeters: none by default
 202     required = []
 203     # Default parameters with default values
 204     default = {}
 205     # Parameter types
 206     paramDict = {}
 207     # Window styles and extended styles
 208     winStyles = []
 209     # Tree icon index
 210     #image = -1
 211     # Construct a new xxx object from DOM element
 212     # parent is parent xxx object (or None if none), element is DOM element object
 213     def __init__(self, parent, element, refElem=None):
 214         self.parent = parent
 215         self.node = element
 216         self.refElem = refElem
 217         self.undo = None
 218         # Reference are dereferenced
 219         if element.tagName == 'object_ref':
 220             # Find original object
 221             self.ref = element.getAttribute('ref')
 222             if refElem:
 223                 self.className = self.refElem.getAttribute('class')
 224             else:
 225                 self.className = 'xxxUnknown'
 226             self.required = []
 227         else:
 228             # Get attributes
 229             self.ref = None
 230             self.className = element.getAttribute('class')
 231         self.subclass = element.getAttribute('subclass')
 232         if self.hasName: self.name = element.getAttribute('name')
 233         # Set parameters (text element children)
 234         self.params = {}
 235         for n in element.childNodes[:]:
 236             if n.nodeType == minidom.Node.ELEMENT_NODE:
 237                 tag = n.tagName
 238                 if tag in ['object', 'object_ref']:
 239                     continue            # do nothing for object children here
 240                 elif tag not in self.allParams and tag not in self.styles:
 241                     print 'WARNING: unknown parameter for %s: %s' % \
 242                           (self.className, tag)
 243                 elif tag in self.specials:
 244                     self.special(tag, n)
 245                 elif tag == 'content':
 246                     if self.className == 'wxCheckListBox':
 247                         self.params[tag] = xxxParamContentCheckList(n)
 248                     else:
 249                         self.params[tag] = xxxParamContent(n)
 250                 elif tag == 'font': # has children
 251                     self.params[tag] = xxxParamFont(element, n)
 252                 elif tag in self.bitmapTags:
 253                     # Can have attributes
 254                     self.params[tag] = xxxParamBitmap(n)
 255                 else:                   # simple parameter
 256                     self.params[tag] = xxxParam(n)
 257             elif n.nodeType == minidom.Node.TEXT_NODE and n.data.isspace():
 258                 # Remove empty text nodes
 259                 element.removeChild(n)
 260                 n.unlink()
 261
 262         # Check that all required params are set
 263         for param in self.required:
 264             if not self.params.has_key(param):
 265                 # If default is specified, set it
 266                 if self.default.has_key(param):
 267                     elem = g.tree.dom.createElement(param)
 268                     if param == 'content':
 269                         if self.className == 'wxCheckListBox':
 270                             self.params[param] = xxxParamContentCheckList(elem)
 271                         else:
 272                             self.params[param] = xxxParamContent(elem)
 273                     else:
 274                         self.params[param] = xxxParam(elem)
 275                     # Find place to put new element: first present element after param
 276                     found = False
 277                     paramStyles = self.allParams + self.styles
 278                     for p in paramStyles[paramStyles.index(param) + 1:]:
 279                         # Content params don't have same type
 280                         if self.params.has_key(p) and p != 'content':
 281                             found = True
 282                             break
 283                     if found:
 284                         nextTextElem = self.params[p].node
 285                         self.node.insertBefore(elem, nextTextElem)
 286                     else:
 287                         self.node.appendChild(elem)
 288                 else:
 289                     wx.LogWarning('Required parameter %s of %s missing' %
 290                                  (param, self.className))
 291     # Returns real tree object
 292     def treeObject(self):
 293         if self.hasChild: return self.child
 294         return self
 295     # Returns tree image index
 296     def treeImage(self):
 297         if self.hasChild: return self.child.treeImage()
 298         return self.image
 299     # Class name plus wx name
 300     def treeName(self):
 301         if self.hasChild: return self.child.treeName()
 302         if self.subclass: className = self.subclass
 303         else: className = self.className
 304         if self.hasName and self.name: return className + ' "' + self.name + '"'
 305         return className
 306     # Class name or subclass
 307     def panelName(self):
 308         if self.subclass: name = self.subclass + '(' + self.className + ')'
 309         name = self.className
 310         if self.ref: name = 'ref: ' + self.ref + ', ' + name
 311         return name
 312     # Sets name of tree object
 313     def setTreeName(self, name):
 314         if self.hasChild: obj = self.child
 315         else: obj = self
 316         obj.name = name
 317         obj.node.setAttribute('name', name)
 318     # Special processing for growablecols-like parameters
 319     # represented by several nodes
 320     def special(self, tag, node):
 321         if not self.params.has_key(tag):
 322             # Create new multi-group
 323             self.params[tag] = xxxParamMulti(node)
 324         self.params[tag].append(xxxParamInt(node))
 325     def setSpecial(self, param, value):
 326         # Straightforward implementation: remove, add again
 327         self.params[param].remove()
 328         del self.params[param]
 329         for i in value:
 330             node = g.tree.dom.createElement(param)
 331             text = g.tree.dom.createTextNode(str(i))
 332             node.appendChild(text)
 333             self.node.appendChild(node)
 334             self.special(param, node)
 335
 336 # Imitation of FindResource/DoFindResource from xmlres.cpp
 337 def DoFindResource(parent, name, classname, recursive):
 338     for n in parent.childNodes:
 339         if n.nodeType == minidom.Node.ELEMENT_NODE and \
 340                n.tagName in ['object', 'object_ref'] and \
 341                n.getAttribute('name') == name:
 342             cls = n.getAttribute('class')
 343             if not classname or cls == classname:  return n
 344             if not cls or n.tagName == 'object_ref':
 345                 refName = n.getAttribute('ref')
 346                 if not refName:  continue
 347                 refNode = FindResource(refName)
 348                 if refName and refNode.getAttribute('class') == classname:
 349                     return n
 350     if recursive:
 351         for n in parent.childNodes:
 352             if n.nodeType == minidom.Node.ELEMENT_NODE and \
 353                    n.tagName in ['object', 'object_ref']:
 354                 found = DoFindResource(n, name, classname, True)
 355                 if found:  return found
 356 def FindResource(name, classname='', recursive=True):
 357     found = DoFindResource(g.tree.mainNode, name, classname, recursive)
 358     if found:  return found
 359     wx.LogError('XRC resource "%s" not found!' % name)
 360
 361
 362 ################################################################################
 363
 364 # This is a little special: it is both xxxObject and xxxNode
 365 class xxxParamFont(xxxObject, xxxNode):
 366     allParams = ['size', 'family', 'style', 'weight', 'underlined',
 367                  'face', 'encoding']
 368     def __init__(self, parent, element):
 369         xxxObject.__init__(self, parent, element)
 370         xxxNode.__init__(self, element)
 371         self.parentNode = parent       # required to behave similar to DOM node
 372         v = []
 373         for p in self.allParams:
 374             try:
 375                 v.append(str(self.params[p].value()))
 376             except KeyError:
 377                 v.append('')
 378         self.data = v
 379     def update(self, value):
 380         # `value' is a list of strings corresponding to all parameters
 381         elem = self.node
 382         # Remove old elements first
 383         childNodes = elem.childNodes[:]
 384         for node in childNodes: elem.removeChild(node)
 385         i = 0
 386         self.params.clear()
 387         v = []
 388         for param in self.allParams:
 389             if value[i]:
 390                 fontElem = g.tree.dom.createElement(param)
 391                 textNode = g.tree.dom.createTextNode(value[i])
 392                 self.params[param] = textNode
 393                 fontElem.appendChild(textNode)
 394                 elem.appendChild(fontElem)
 395             v.append(value[i])
 396             i += 1
 397         self.data = v
 398     def value(self):
 399         return self.data
 400
 401 ################################################################################
 402
 403 class xxxContainer(xxxObject):
 404     hasChildren = True
 405     exStyles = []
 406
 407 # Simulate normal parameter for encoding
 408 class xxxEncoding:
 409     def value(self):
 410         return g.currentEncoding
 411     def update(self, val):
 412         g.currentEncoding = val
 413
 414 # Special class for root node
 415 class xxxMainNode(xxxContainer):
 416     allParams = ['encoding']
 417     hasStyle = hasName = False
 418     def __init__(self, dom):
 419         xxxContainer.__init__(self, None, dom.documentElement)
 420         self.className = 'XML tree'
 421         # Reset required parameters after processing XML, because encoding is
 422         # a little special
 423         self.required = ['encoding']
 424         self.params['encoding'] = xxxEncoding()
 425
 426 ################################################################################
 427 # Top-level windwows
 428
 429 class xxxPanel(xxxContainer):
 430     allParams = ['pos', 'size', 'style']
 431     winStyles = ['wxNO_3D', 'wxTAB_TRAVERSAL']
 432     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 433               'tooltip']
 434
 435 class xxxDialog(xxxContainer):
 436     allParams = ['title', 'centered', 'pos', 'size', 'style']
 437     paramDict = {'centered': ParamBool}
 438     required = ['title']
 439     default = {'title': ''}
 440     winStyles = ['wxDEFAULT_DIALOG_STYLE', 'wxCAPTION',
 441                  'wxSTAY_ON_TOP', 'wxSYSTEM_MENU', 'wxTHICK_FRAME',
 442                  'wxRESIZE_BORDER', 'wxRESIZE_BOX', 'wxCLOSE_BOX',
 443                  'wxMAXIMIZE_BOX', 'wxMINIMIZE_BOX',
 444                  'wxDIALOG_MODAL', 'wxDIALOG_MODELESS', 'wxDIALOG_NO_PARENT'
 445                  'wxNO_3D', 'wxTAB_TRAVERSAL']
 446     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY', 'wxDIALOG_EX_METAL']
 447     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 448               'tooltip']
 449
 450 class xxxFrame(xxxContainer):
 451     allParams = ['title', 'centered', 'pos', 'size', 'style']
 452     paramDict = {'centered': ParamBool}
 453     required = ['title']
 454     default = {'title': ''}
 455     winStyles = ['wxDEFAULT_FRAME_STYLE', 'wxDEFAULT_DIALOG_STYLE', 'wxCAPTION',
 456                  'wxSTAY_ON_TOP', 'wxSYSTEM_MENU', 'wxTHICK_FRAME',
 457                  'wxRESIZE_BORDER', 'wxRESIZE_BOX', 'wxCLOSE_BOX',
 458                  'wxMAXIMIZE_BOX', 'wxMINIMIZE_BOX',
 459                  'wxFRAME_NO_TASKBAR', 'wxFRAME_SHAPED', 'wxFRAME_TOOL_WINDOW',
 460                  'wxFRAME_FLOAT_ON_PARENT',
 461                  'wxNO_3D', 'wxTAB_TRAVERSAL']
 462     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY', 'wxFRAME_EX_METAL']
 463     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 464               'tooltip']
 465
 466 class xxxTool(xxxObject):
 467     allParams = ['bitmap', 'bitmap2', 'radio', 'toggle', 'tooltip', 'longhelp', 'label']
 468     required = ['bitmap']
 469     paramDict = {'bitmap2': ParamBitmap, 'radio': ParamBool, 'toggle': ParamBool}
 470     hasStyle = False
 471
 472 class xxxToolBar(xxxContainer):
 473     allParams = ['bitmapsize', 'margins', 'packing', 'separation', 'dontattachtoframe',
 474                  'pos', 'size', 'style']
 475     hasStyle = False
 476     paramDict = {'bitmapsize': ParamPosSize, 'margins': ParamPosSize,
 477                  'packing': ParamUnit, 'separation': ParamUnit,
 478                  'dontattachtoframe': ParamBool, 'style': ParamNonGenericStyle}
 479     winStyles = ['wxTB_FLAT', 'wxTB_DOCKABLE', 'wxTB_VERTICAL', 'wxTB_HORIZONTAL',
 480                  'wxTB_3DBUTTONS','wxTB_TEXT', 'wxTB_NOICONS', 'wxTB_NODIVIDER',
 481                  'wxTB_NOALIGN', 'wxTB_HORZ_LAYOUT', 'wxTB_HORZ_TEXT']
 482
 483 class xxxStatusBar(xxxObject):
 484     hasStyle = False
 485     allParams = ['fields', 'widths', 'styles', 'style']
 486     paramDict = {'fields': ParamIntNN, 'widths': ParamText, 'styles': ParamText,
 487                  'style': ParamNonGenericStyle}
 488     winStyles = ['wxST_SIZEGRIP']
 489
 490 class xxxWizard(xxxContainer):
 491     allParams = ['title', 'bitmap', 'pos']
 492     required = ['title']
 493     default = {'title': ''}
 494     winStyles = []
 495     exStyles = ['wxWIZARD_EX_HELPBUTTON']
 496     styles = ['fg', 'bg', 'font', 'exstyle']
 497
 498 class xxxWizardPage(xxxContainer):
 499     allParams = ['bitmap']
 500     winStyles = []
 501     exStyles = []
 502
 503 class xxxWizardPageSimple(xxxContainer):
 504     allParams = ['bitmap']
 505     winStyles = []
 506     exStyles = []
 507
 508 ################################################################################
 509 # Bitmap, Icon
 510
 511 class xxxBitmap(xxxObject):
 512     allParams = ['bitmap']
 513     required = ['bitmap']
 514
 515 # Just like bitmap
 516 class xxxIcon(xxxObject):
 517     allParams = []
 518
 519 ################################################################################
 520 # Controls
 521
 522 class xxxStaticText(xxxObject):
 523     allParams = ['label', 'pos', 'size', 'style']
 524     required = ['label']
 525     default = {'label': ''}
 526     winStyles = ['wxALIGN_LEFT', 'wxALIGN_RIGHT', 'wxALIGN_CENTRE', 'wxST_NO_AUTORESIZE']
 527
 528 class xxxStaticLine(xxxObject):
 529     allParams = ['pos', 'size', 'style']
 530     winStyles = ['wxLI_HORIZONTAL', 'wxLI_VERTICAL']
 531
 532 class xxxStaticBitmap(xxxObject):
 533     allParams = ['bitmap', 'pos', 'size', 'style']
 534     required = ['bitmap']
 535
 536 class xxxTextCtrl(xxxObject):
 537     allParams = ['value', 'pos', 'size', 'style']
 538     winStyles = ['wxTE_NO_VSCROLL',
 539                  'wxTE_AUTO_SCROLL',
 540                  'wxTE_PROCESS_ENTER',
 541                  'wxTE_PROCESS_TAB',
 542                  'wxTE_MULTILINE',
 543                  'wxTE_PASSWORD',
 544                  'wxTE_READONLY',
 545                  'wxHSCROLL',
 546                  'wxTE_RICH',
 547                  'wxTE_RICH2',
 548                  'wxTE_AUTO_URL',
 549                  'wxTE_NOHIDESEL',
 550                  'wxTE_LEFT',
 551                  'wxTE_CENTRE',
 552                  'wxTE_RIGHT',
 553                  'wxTE_DONTWRAP',
 554                  'wxTE_LINEWRAP',
 555                  'wxTE_WORDWRAP']
 556     paramDict = {'value': ParamMultilineText}
 557
 558 class xxxChoice(xxxObject):
 559     allParams = ['content', 'selection', 'pos', 'size', 'style']
 560     required = ['content']
 561     default = {'content': '[]'}
 562     winStyles = ['wxCB_SORT']
 563
 564 class xxxSlider(xxxObject):
 565     allParams = ['value', 'min', 'max', 'pos', 'size', 'style',
 566                  'tickfreq', 'pagesize', 'linesize', 'thumb', 'tick',
 567                  'selmin', 'selmax']
 568     paramDict = {'value': ParamInt, 'tickfreq': ParamIntNN, 'pagesize': ParamIntNN,
 569                  'linesize': ParamIntNN, 'thumb': ParamUnit,
 570                  'tick': ParamInt, 'selmin': ParamInt, 'selmax': ParamInt}
 571     required = ['value', 'min', 'max']
 572     winStyles = ['wxSL_HORIZONTAL', 'wxSL_VERTICAL', 'wxSL_AUTOTICKS', 'wxSL_LABELS',
 573                  'wxSL_LEFT', 'wxSL_RIGHT', 'wxSL_TOP', 'wxSL_BOTTOM',
 574                  'wxSL_BOTH', 'wxSL_SELRANGE', 'wxSL_INVERSE']
 575
 576 class xxxGauge(xxxObject):
 577     allParams = ['range', 'pos', 'size', 'style', 'value', 'shadow', 'bezel']
 578     paramDict = {'range': ParamIntNN, 'value': ParamIntNN,
 579                  'shadow': ParamIntNN, 'bezel': ParamIntNN}
 580     winStyles = ['wxGA_HORIZONTAL', 'wxGA_VERTICAL', 'wxGA_PROGRESSBAR', 'wxGA_SMOOTH']
 581
 582 class xxxScrollBar(xxxObject):
 583     allParams = ['pos', 'size', 'style', 'value', 'thumbsize', 'range', 'pagesize']
 584     paramDict = {'value': ParamIntNN, 'range': ParamIntNN, 'thumbsize': ParamIntNN,
 585                  'pagesize': ParamIntNN}
 586     winStyles = ['wxSB_HORIZONTAL', 'wxSB_VERTICAL']
 587
 588 class xxxListCtrl(xxxObject):
 589     allParams = ['pos', 'size', 'style']
 590     winStyles = ['wxLC_LIST', 'wxLC_REPORT', 'wxLC_ICON', 'wxLC_SMALL_ICON',
 591                  'wxLC_ALIGN_TOP', 'wxLC_ALIGN_LEFT', 'wxLC_AUTOARRANGE',
 592                  'wxLC_USER_TEXT', 'wxLC_EDIT_LABELS', 'wxLC_NO_HEADER',
 593                  'wxLC_SINGLE_SEL', 'wxLC_SORT_ASCENDING', 'wxLC_SORT_DESCENDING',
 594                  'wxLC_VIRTUAL', 'wxLC_HRULES', 'wxLC_VRULES', 'wxLC_NO_SORT_HEADER']
 595
 596 class xxxTreeCtrl(xxxObject):
 597     allParams = ['pos', 'size', 'style']
 598     winStyles = ['wxTR_EDIT_LABELS',
 599                  'wxTR_NO_BUTTONS',
 600                  'wxTR_HAS_BUTTONS',
 601                  'wxTR_TWIST_BUTTONS',
 602                  'wxTR_NO_LINES',
 603                  'wxTR_FULL_ROW_HIGHLIGHT',
 604                  'wxTR_LINES_AT_ROOT',
 605                  'wxTR_HIDE_ROOT',
 606                  'wxTR_ROW_LINES',
 607                  'wxTR_HAS_VARIABLE_ROW_HEIGHT',
 608                  'wxTR_SINGLE',
 609                  'wxTR_MULTIPLE',
 610                  'wxTR_EXTENDED',
 611                  'wxTR_DEFAULT_STYLE']
 612
 613 class xxxHtmlWindow(xxxObject):
 614     allParams = ['pos', 'size', 'style', 'borders', 'url', 'htmlcode']
 615     paramDict = {'htmlcode':ParamMultilineText}
 616     winStyles = ['wxHW_SCROLLBAR_NEVER', 'wxHW_SCROLLBAR_AUTO', 'wxHW_NO_SELECTION']
 617
 618 class xxxCalendarCtrl(xxxObject):
 619     allParams = ['pos', 'size', 'style']
 620     winStyles = ['wxCAL_SUNDAY_FIRST', 'wxCAL_MONDAY_FIRST', 'wxCAL_SHOW_HOLIDAYS',
 621                  'wxCAL_NO_YEAR_CHANGE', 'wxCAL_NO_MONTH_CHANGE',
 622                  'wxCAL_SEQUENTIAL_MONTH_SELECTION', 'wxCAL_SHOW_SURROUNDING_WEEKS']
 623
 624 class xxxNotebook(xxxContainer):
 625     allParams = ['pos', 'size', 'style']
 626     winStyles = ['wxNB_TOP', 'wxNB_LEFT', 'wxNB_RIGHT', 'wxNB_BOTTOM',
 627                  'wxNB_FIXEDWIDTH', 'wxNB_MULTILINE', 'wxNB_NOPAGETHEME', 'wxNB_FLAT']
 628
 629 class xxxChoicebook(xxxContainer):
 630     allParams = ['pos', 'size', 'style']
 631     winStyles = ['wxCHB_DEFAULT', 'wxCHB_LEFT', 'wxCHB_RIGHT', 'wxCHB_TOP', 'wxCHB_BOTTOM']
 632
 633 class xxxListbook(xxxContainer):
 634     allParams = ['pos', 'size', 'style']
 635     winStyles = ['wxLB_DEFAULT', 'wxLB_LEFT', 'wxLB_RIGHT', 'wxLB_TOP', 'wxLB_BOTTOM']
 636
 637 class xxxSplitterWindow(xxxContainer):
 638     allParams = ['orientation', 'sashpos', 'minsize', 'pos', 'size', 'style']
 639     paramDict = {'orientation': ParamOrientation, 'sashpos': ParamUnit, 'minsize': ParamUnit }
 640     winStyles = ['wxSP_3D', 'wxSP_3DSASH', 'wxSP_3DBORDER',
 641                  'wxSP_FULLSASH', 'wxSP_NOBORDER', 'wxSP_PERMIT_UNSPLIT', 'wxSP_LIVE_UPDATE',
 642                  'wxSP_NO_XP_THEME' ]
 643
 644 class xxxGenericDirCtrl(xxxObject):
 645     allParams = ['defaultfolder', 'filter', 'defaultfilter', 'pos', 'size', 'style']
 646     paramDict = {'defaultfilter': ParamIntNN}
 647     winStyles = ['wxDIRCTRL_DIR_ONLY', 'wxDIRCTRL_3D_INTERNAL', 'wxDIRCTRL_SELECT_FIRST',
 648                  'wxDIRCTRL_SHOW_FILTERS']
 649
 650 class xxxScrolledWindow(xxxContainer):
 651     allParams = ['pos', 'size', 'style']
 652     winStyles = ['wxHSCROLL', 'wxVSCROLL', 'wxNO_3D', 'wxTAB_TRAVERSAL']
 653
 654 class xxxDateCtrl(xxxObject):
 655     allParams = ['pos', 'size', 'style', 'borders']
 656     winStyles = ['wxDP_DEFAULT', 'wxDP_SPIN', 'wxDP_DROPDOWN',
 657                  'wxDP_ALLOWNONE', 'wxDP_SHOWCENTURY']
 658
 659 class xxxGrid(xxxObject):
 660     allParams = ['pos', 'size', 'style']
 661
 662 class xxxFilePickerCtrl(xxxObject):
 663     allParams = ['value', 'message', 'wildcard', 'pos', 'size', 'style']
 664     winStyles = ['wxFLP_OPEN', 'wxFLP_SAVE', 'wxFLP_OVERWRITE_PROMPT',
 665                  'wxFLP_FILE_MUST_EXIST', 'wxFLP_CHANGE_DIR',
 666                  'wxFLP_DEFAULT_STYLE']
 667
 668
 669 ################################################################################
 670 # Buttons
 671
 672 class xxxButton(xxxObject):
 673     allParams = ['label', 'default', 'pos', 'size', 'style']
 674     paramDict = {'default': ParamBool}
 675     required = ['label']
 676     winStyles = ['wxBU_LEFT', 'wxBU_TOP', 'wxBU_RIGHT', 'wxBU_BOTTOM', 'wxBU_EXACTFIT',
 677                  'wxNO_BORDER']
 678
 679 class xxxBitmapButton(xxxObject):
 680     allParams = ['bitmap', 'selected', 'focus', 'disabled', 'default',
 681                  'pos', 'size', 'style']
 682     paramDict = {'selected': ParamBitmap, 'focus': ParamBitmap, 'disabled': ParamBitmap,
 683                  'default': ParamBool}
 684     required = ['bitmap']
 685     winStyles = ['wxBU_AUTODRAW', 'wxBU_LEFT', 'wxBU_RIGHT',
 686                  'wxBU_TOP', 'wxBU_BOTTOM']
 687
 688 class xxxRadioButton(xxxObject):
 689     allParams = ['label', 'value', 'pos', 'size', 'style']
 690     paramDict = {'value': ParamBool}
 691     required = ['label']
 692     winStyles = ['wxRB_GROUP', 'wxRB_SINGLE']
 693
 694 class xxxSpinButton(xxxObject):
 695     allParams = ['value', 'min', 'max', 'pos', 'size', 'style']
 696     paramDict = {'value': ParamInt}
 697     winStyles = ['wxSP_HORIZONTAL', 'wxSP_VERTICAL', 'wxSP_ARROW_KEYS', 'wxSP_WRAP']
 698
 699 class xxxSpinCtrl(xxxObject):
 700     allParams = ['value', 'min', 'max', 'pos', 'size', 'style']
 701     paramDict = {'value': ParamInt}
 702     winStyles = ['wxSP_HORIZONTAL', 'wxSP_VERTICAL', 'wxSP_ARROW_KEYS', 'wxSP_WRAP']
 703
 704 class xxxToggleButton(xxxObject):
 705     allParams = ['label', 'checked', 'pos', 'size', 'style']
 706     paramDict = {'checked': ParamBool}
 707     required = ['label']
 708
 709 ################################################################################
 710 # Boxes
 711
 712 class xxxStaticBox(xxxObject):
 713     allParams = ['label', 'pos', 'size', 'style']
 714     required = ['label']
 715
 716 class xxxRadioBox(xxxObject):
 717     allParams = ['label', 'content', 'selection', 'dimension', 'pos', 'size', 'style']
 718     paramDict = {'dimension': ParamIntNN}
 719     required = ['label', 'content']
 720     default = {'content': '[]'}
 721     winStyles = ['wxRA_SPECIFY_ROWS', 'wxRA_SPECIFY_COLS', 'wxRA_HORIZONTAL',
 722                  'wxRA_VERTICAL']
 723
 724 class xxxCheckBox(xxxObject):
 725     allParams = ['label', 'checked', 'pos', 'size', 'style']
 726     paramDict = {'checked': ParamBool}
 727     winStyles = ['wxCHK_2STATE', 'wxCHK_3STATE', 'wxCHK_ALLOW_3RD_STATE_FOR_USER',
 728                  'wxALIGN_RIGHT']
 729     required = ['label']
 730
 731 class xxxComboBox(xxxObject):
 732     allParams = ['content', 'selection', 'value', 'pos', 'size', 'style']
 733     required = ['content']
 734     default = {'content': '[]'}
 735     winStyles = ['wxCB_SIMPLE', 'wxCB_SORT', 'wxCB_READONLY', 'wxCB_DROPDOWN']
 736
 737 class xxxListBox(xxxObject):
 738     allParams = ['content', 'selection', 'pos', 'size', 'style']
 739     required = ['content']
 740     default = {'content': '[]'}
 741     winStyles = ['wxLB_SINGLE', 'wxLB_MULTIPLE', 'wxLB_EXTENDED', 'wxLB_HSCROLL',
 742                  'wxLB_ALWAYS_SB', 'wxLB_NEEDED_SB', 'wxLB_SORT']
 743
 744 class xxxCheckList(xxxObject):
 745     allParams = ['content', 'pos', 'size', 'style']
 746     required = ['content']
 747     default = {'content': '[]'}
 748     winStyles = ['wxLB_SINGLE', 'wxLB_MULTIPLE', 'wxLB_EXTENDED', 'wxLB_HSCROLL',
 749                  'wxLB_ALWAYS_SB', 'wxLB_NEEDED_SB', 'wxLB_SORT']
 750     paramDict = {'content': ParamContentCheckList}
 751
 752 ################################################################################
 753 # Sizers
 754
 755 class xxxSizer(xxxContainer):
 756     hasName = hasStyle = False
 757     paramDict = {'orient': ParamOrient}
 758     isSizer = True
 759     itemTag = 'sizeritem'               # different for some sizers
 760
 761 class xxxBoxSizer(xxxSizer):
 762     allParams = ['orient']
 763     required = ['orient']
 764     default = {'orient': 'wxVERTICAL'}
 765     # Tree icon depends on orientation
 766     def treeImage(self):
 767         if self.params['orient'].value() == 'wxHORIZONTAL': return self.imageH
 768         else: return self.imageV
 769
 770 class xxxStaticBoxSizer(xxxBoxSizer):
 771     allParams = ['label', 'orient']
 772     required = ['label', 'orient']
 773
 774 class xxxGridSizer(xxxSizer):
 775     allParams = ['cols', 'rows', 'vgap', 'hgap']
 776     required = ['cols']
 777     default = {'cols': '2', 'rows': '2'}
 778
 779 class xxxStdDialogButtonSizer(xxxSizer):
 780     allParams = []
 781     itemTag = 'button'
 782
 783 # For repeated parameters
 784 class xxxParamMulti:
 785     def __init__(self, node):
 786         self.node = node
 787         self.l, self.data = [], []
 788     def append(self, param):
 789         self.l.append(param)
 790         self.data.append(param.value())
 791     def value(self):
 792         return self.data
 793     def remove(self):
 794         for param in self.l:
 795             param.remove()
 796         self.l, self.data = [], []
 797
 798 class xxxFlexGridSizer(xxxGridSizer):
 799     specials = ['growablecols', 'growablerows']
 800     allParams = ['cols', 'rows', 'vgap', 'hgap'] + specials
 801     paramDict = {'growablecols': ParamIntList, 'growablerows': ParamIntList}
 802
 803 class xxxGridBagSizer(xxxSizer):
 804     specials = ['growablecols', 'growablerows']
 805     allParams = ['vgap', 'hgap'] + specials
 806     paramDict = {'growablecols': ParamIntList, 'growablerows': ParamIntList}
 807
 808 # Container with only one child.
 809 # Not shown in tree.
 810 class xxxChildContainer(xxxObject):
 811     hasName = hasStyle = False
 812     hasChild = True
 813     def __init__(self, parent, element, refElem=None):
 814         xxxObject.__init__(self, parent, element, refElem)
 815         # Must have one child with 'object' tag, but we don't check it
 816         nodes = element.childNodes[:]   # create copy
 817         for node in nodes:
 818             if node.nodeType == minidom.Node.ELEMENT_NODE:
 819                 if node.tagName in ['object', 'object_ref']:
 820                     # Create new xxx object for child node
 821                     self.child = MakeXXXFromDOM(self, node)
 822                     self.child.parent = parent
 823                     # Copy hasChildren and isSizer attributes
 824                     self.hasChildren = self.child.hasChildren
 825                     self.isSizer = self.child.isSizer
 826                     return              # success
 827             else:
 828                 element.removeChild(node)
 829                 node.unlink()
 830         assert 0, 'no child found'
 831     def resetChild(self, xxx):
 832         '''Reset child info (for replacing with another class).'''
 833         self.child = xxx
 834         self.hasChildren = xxx.hasChildren
 835         self.isSizer = xxx.isSizer
 836
 837 class xxxSizerItem(xxxChildContainer):
 838     allParams = ['option', 'flag', 'border', 'minsize', 'ratio']
 839     paramDict = {'option': ParamInt, 'minsize': ParamPosSize, 'ratio': ParamPosSize}
 840     #default = {'cellspan': '1,1'}
 841     def __init__(self, parent, element, refElem=None):
 842         # For GridBag sizer items, extra parameters added
 843         if isinstance(parent, xxxGridBagSizer):
 844             self.allParams = self.allParams + ['cellpos', 'cellspan']
 845         xxxChildContainer.__init__(self, parent, element, refElem)
 846         # Remove pos parameter - not needed for sizeritems
 847         if 'pos' in self.child.allParams:
 848             self.child.allParams = self.child.allParams[:]
 849             self.child.allParams.remove('pos')
 850     def resetChild(self, xxx):
 851         xxxChildContainer.resetChild(self, xxx)
 852         # Remove pos parameter - not needed for sizeritems
 853         if 'pos' in self.child.allParams:
 854             self.child.allParams = self.child.allParams[:]
 855             self.child.allParams.remove('pos')
 856
 857 class xxxSizerItemButton(xxxSizerItem):
 858     allParams = []
 859     paramDict = {}
 860     def __init__(self, parent, element, refElem=None):
 861         xxxChildContainer.__init__(self, parent, element, refElem=None)
 862         # Remove pos parameter - not needed for sizeritems
 863         if 'pos' in self.child.allParams:
 864             self.child.allParams = self.child.allParams[:]
 865             self.child.allParams.remove('pos')
 866
 867 class xxxPage(xxxChildContainer):
 868     allParams = ['label', 'selected']
 869     paramDict = {'selected': ParamBool}
 870     required = ['label']
 871     def __init__(self, parent, element, refElem=None):
 872         xxxChildContainer.__init__(self, parent, element, refElem)
 873         # pos and size dont matter for notebookpages
 874         if 'pos' in self.child.allParams:
 875             self.child.allParams = self.child.allParams[:]
 876             self.child.allParams.remove('pos')
 877         if 'size' in self.child.allParams:
 878             self.child.allParams = self.child.allParams[:]
 879             self.child.allParams.remove('size')
 880
 881 class xxxSpacer(xxxObject):
 882     hasName = hasStyle = False
 883     allParams = ['size', 'option', 'flag', 'border']
 884     paramDict = {'option': ParamInt}
 885     default = {'size': '0,0'}
 886     def __init__(self, parent, element, refElem=None):
 887         # For GridBag sizer items, extra parameters added
 888         if isinstance(parent, xxxGridBagSizer):
 889             self.allParams = self.allParams + ['cellpos', 'cellspan']
 890         xxxObject.__init__(self, parent, element, refElem)
 891
 892 class xxxMenuBar(xxxContainer):
 893     allParams = ['style']
 894     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 895     winStyles = ['wxMB_DOCKABLE']
 896
 897 class xxxMenu(xxxContainer):
 898     allParams = ['label', 'help', 'style']
 899     default = {'label': ''}
 900     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 901     winStyles = ['wxMENU_TEAROFF']
 902
 903 class xxxMenuItem(xxxObject):
 904     allParams = ['label', 'bitmap', 'accel', 'help',
 905                  'checkable', 'radio', 'enabled', 'checked']
 906     default = {'label': ''}
 907     hasStyle = False
 908
 909 class xxxSeparator(xxxObject):
 910     hasName = hasStyle = False
 911
 912 ################################################################################
 913 # Unknown control
 914
 915 class xxxUnknown(xxxObject):
 916     allParams = ['pos', 'size', 'style']
 917     winStyles = ['wxNO_FULL_REPAINT_ON_RESIZE']
 918
 919 ################################################################################
 920 # Comment
 921
 922 _handlers = []                          # custom handler classes/funcs
 923 _CFuncPtr = None                        # ctypes function type
 924
 925 def register(hndlr):
 926     """Register hndlr function or XmlResourceHandler class."""
 927     if _CFuncPtr and isinstance(hndlr, _CFuncPtr):
 928         _handlers.append(hndlr)
 929         return
 930     if not isinstance(hndlr, type):
 931         wx.LogError('handler is not a type: %s' % hndlr)
 932     elif not issubclass(hndlr, wx.xrc.XmlResourceHandler):
 933         wx.LogError('handler is not a XmlResourceHandler: %s' % hndlr)
 934     else:
 935         _handlers.append(hndlr)
 936
 937 def load_dl(path, localname=''):
 938     """Load shared/dynamic library into xxx namespace."""
 939     if not localname:
 940         localname = os.path.basename(os.path.splitext(path)[0])
 941     try:
 942         import ctypes
 943         global _CFuncPtr
 944         _CFuncPtr = ctypes._CFuncPtr
 945     except ImportError:
 946         wx.LogError('ctypes module not found')
 947         globals()[localname] = None
 948         return
 949     try:
 950         dl = ctypes.CDLL(path)
 951         globals()[localname] = dl
 952         # Register AddXmlHandlers() if exists
 953         try:
 954             register(dl.AddXmlHandlers)
 955         except:
 956             pass
 957     except:
 958         wx.LogError('error loading dynamic library: %s' % path)
 959         print traceback.print_exc()
 960
 961 # Called when creating test window
 962 def addHandlers():
 963     for h in _handlers:
 964         if _CFuncPtr and isinstance(h, _CFuncPtr):
 965             try:
 966                 apply(h, ())
 967             except:
 968                 wx.LogError('error calling DL func: "%s"' % h)
 969                 print traceback.print_exc()
 970         else:
 971             try:
 972                 xrc.XmlResource.Get().AddHandler(apply(h, ()))
 973             except:
 974                 wx.LogError('error adding XmlHandler: "%s"' % h)
 975                 print traceback.print_exc()
 976
 977 def clearHandlers():
 978     global _handlers
 979     _handlers = []
 980
 981 def custom(klassName, klass='unknown'):
 982     """Define custom control based on xrcClass.
 983
 984     klass: new object name
 985     xrcClass: name of an existing XRC object class or
 986               a class object defining class parameters.
 987     """
 988     if type(klass) is str:
 989         # Copy correct xxx class under new name
 990         kl = xxxDict[klass]
 991         xxxClass = types.ClassType('xxx' + klassName, kl.__bases__, kl.__dict__)
 992     else:
 993         xxxClass = klass
 994         # Register param IDs
 995         for param in klass.allParams + klass.paramDict.keys():
 996             if not paramIDs.has_key(param):
 997                 paramIDs[param] = wx.NewId()
 998     # Insert in dictionaty
 999     xxxDict[klassName] = xxxClass
1000     # Add to menu
1001     g.pullDownMenu.addCustom(klassName)
1002
1003 class xxxParamComment(xxxParam):
1004     def __init__(self, node):
1005         xxxNode.__init__(self, node)
1006         self.textNode = node
1007         # Parse "pragma" comments
1008         if node.data and node.data[0] == '%':
1009             try:
1010                 code = node.data[1:]
1011                 exec code in globals()
1012             except:
1013                 wx.LogError('exec error: "%s"' % code)
1014                 print traceback.print_exc()
1015
1016 class xxxComment(xxxObject):
1017     hasStyle = hasName = False
1018     allParams = required = ['comment']
1019
1020     def __init__(self, parent, node):
1021         self.parent = parent
1022         self.node = node
1023         self.isElement = False
1024         self.undo = None
1025         self.className = 'comment'
1026         self.ref = self.subclass = None
1027         self.params = {'comment': xxxParamComment(node)}
1028
1029     def treeName(self):
1030         # Replace newlines by \n to avoid tree item resizing
1031         return self.params['comment'].value().replace('\n', r'\n')
1032
1033 ################################################################################
1034
1035 # Mapping of XRC names to xxx classes
1036 xxxDict = {
1037     'wxPanel': xxxPanel,
1038     'wxDialog': xxxDialog,
1039     'wxFrame': xxxFrame,
1040     'tool': xxxTool,
1041     'wxToolBar': xxxToolBar,
1042     'wxStatusBar': xxxStatusBar,
1043     'wxWizard': xxxWizard,
1044     'wxWizardPage': xxxWizardPage,
1045     'wxWizardPageSimple': xxxWizardPageSimple,
1046
1047     'wxBitmap': xxxBitmap,
1048     'wxIcon': xxxIcon,
1049
1050     'wxButton': xxxButton,
1051     'wxBitmapButton': xxxBitmapButton,
1052     'wxRadioButton': xxxRadioButton,
1053     'wxSpinButton': xxxSpinButton,
1054     'wxToggleButton' : xxxToggleButton,
1055
1056     'wxStaticBox': xxxStaticBox,
1057     'wxStaticBitmap': xxxStaticBitmap,
1058     'wxRadioBox': xxxRadioBox,
1059     'wxComboBox': xxxComboBox,
1060     'wxCheckBox': xxxCheckBox,
1061     'wxListBox': xxxListBox,
1062
1063     'wxStaticText': xxxStaticText,
1064     'wxStaticLine': xxxStaticLine,
1065     'wxTextCtrl': xxxTextCtrl,
1066     'wxChoice': xxxChoice,
1067     'wxSlider': xxxSlider,
1068     'wxGauge': xxxGauge,
1069     'wxScrollBar': xxxScrollBar,
1070     'wxTreeCtrl': xxxTreeCtrl,
1071     'wxListCtrl': xxxListCtrl,
1072     'wxCheckListBox': xxxCheckList,
1073     'notebookpage': xxxPage,
1074     'choicebookpage': xxxPage,
1075     'listbookpage': xxxPage,
1076     'wxNotebook': xxxNotebook,
1077     'wxChoicebook': xxxChoicebook,
1078     'wxListbook': xxxListbook,
1079     'wxSplitterWindow': xxxSplitterWindow,
1080     'wxHtmlWindow': xxxHtmlWindow,
1081     'wxCalendarCtrl': xxxCalendarCtrl,
1082     'wxGenericDirCtrl': xxxGenericDirCtrl,
1083     'wxSpinCtrl': xxxSpinCtrl,
1084     'wxScrolledWindow': xxxScrolledWindow,
1085     'wxGrid': xxxGrid,
1086     'wxFilePickerCtrl': xxxFilePickerCtrl,
1087     'wxDatePickerCtrl': xxxDateCtrl,
1088
1089     'wxBoxSizer': xxxBoxSizer,
1090     'wxStaticBoxSizer': xxxStaticBoxSizer,
1091     'wxGridSizer': xxxGridSizer,
1092     'wxFlexGridSizer': xxxFlexGridSizer,
1093     'wxGridBagSizer': xxxGridBagSizer,
1094     'wxStdDialogButtonSizer': xxxStdDialogButtonSizer,
1095     'sizeritem': xxxSizerItem, 'button': xxxSizerItemButton,
1096     'spacer': xxxSpacer,
1097
1098     'wxMenuBar': xxxMenuBar,
1099     'wxMenu': xxxMenu,
1100     'wxMenuItem': xxxMenuItem,
1101     'separator': xxxSeparator,
1102
1103     'unknown': xxxUnknown,
1104     'comment': xxxComment,
1105     }
1106
1107 # Create IDs for all parameters of all classes
1108 paramIDs = {'fg': wx.NewId(), 'bg': wx.NewId(), 'exstyle': wx.NewId(), 'font': wx.NewId(),
1109             'enabled': wx.NewId(), 'focused': wx.NewId(), 'hidden': wx.NewId(),
1110             'tooltip': wx.NewId(), 'encoding': wx.NewId(),
1111             'cellpos': wx.NewId(), 'cellspan': wx.NewId(),
1112             'text': wx.NewId()
1113             }
1114 for cl in xxxDict.values():
1115     if cl.allParams:
1116         for param in cl.allParams + cl.paramDict.keys():
1117             if not paramIDs.has_key(param):
1118                 paramIDs[param] = wx.NewId()
1119
1120 ################################################################################
1121 # Helper functions
1122
1123 # Test for object elements
1124 def IsObject(node):
1125     return node.nodeType == minidom.Node.ELEMENT_NODE and \
1126            node.tagName in ['object', 'object_ref'] or \
1127            node.nodeType == minidom.Node.COMMENT_NODE
1128
1129 # Make XXX object from some DOM object, selecting correct class
1130 def MakeXXXFromDOM(parent, node):
1131     if node.nodeType == minidom.Node.COMMENT_NODE:
1132         return xxxComment(parent, node)
1133     if node.tagName == 'object_ref':
1134         ref = node.getAttribute('ref')
1135         refElem = FindResource(ref)
1136         if refElem: cls = refElem.getAttribute('class')
1137         else: return xxxUnknown(parent, node)
1138     else:
1139         refElem = None
1140         cls = node.getAttribute('class')
1141     try:
1142         klass = xxxDict[cls]
1143     except KeyError:
1144         # If we encounter a weird class, use unknown template
1145         print 'WARNING: unsupported class:', node.getAttribute('class')
1146         klass = xxxUnknown
1147     return klass(parent, node, refElem)
1148
1149 # Make empty DOM element
1150 def MakeEmptyDOM(className):
1151     elem = g.tree.dom.createElement('object')
1152     elem.setAttribute('class', className)
1153     # Set required and default parameters
1154     xxxClass = xxxDict[className]
1155     defaultNotRequired = filter(lambda x, l=xxxClass.required: x not in l,
1156                                 xxxClass.default.keys())
1157     for param in xxxClass.required + defaultNotRequired:
1158         textElem = g.tree.dom.createElement(param)
1159         try:
1160             textNode = g.tree.dom.createTextNode(xxxClass.default[param])
1161         except KeyError:
1162             textNode = g.tree.dom.createTextNode('')
1163         textElem.appendChild(textNode)
1164         elem.appendChild(textElem)
1165     return elem
1166
1167 # Make empty XXX object
1168 def MakeEmptyXXX(parent, className):
1169     # Make corresponding DOM object first
1170     elem = MakeEmptyDOM(className)
1171     # If parent is a sizer, we should create sizeritem object, except for spacers
1172     if parent:
1173         if parent.isSizer and className != 'spacer':
1174             sizerItemElem = MakeEmptyDOM(parent.itemTag)
1175             sizerItemElem.appendChild(elem)
1176             elem = sizerItemElem
1177         elif isinstance(parent, xxxNotebook):
1178             pageElem = MakeEmptyDOM('notebookpage')
1179             pageElem.appendChild(elem)
1180             elem = pageElem
1181         elif isinstance(parent, xxxChoicebook):
1182             pageElem = MakeEmptyDOM('choicebookpage')
1183             pageElem.appendChild(elem)
1184             elem = pageElem
1185         elif isinstance(parent, xxxListbook):
1186             pageElem = MakeEmptyDOM('listbookpage')
1187             pageElem.appendChild(elem)
1188             elem = pageElem
1189     # Now just make object
1190     return MakeXXXFromDOM(parent, elem)
1191
1192 # Make empty DOM element for reference
1193 def MakeEmptyRefDOM(ref):
1194     elem = g.tree.dom.createElement('object_ref')
1195     elem.setAttribute('ref', ref)
1196     return elem
1197
1198 # Make empty XXX object
1199 def MakeEmptyRefXXX(parent, ref):
1200     # Make corresponding DOM object first
1201     elem = MakeEmptyRefDOM(ref)
1202     # If parent is a sizer, we should create sizeritem object, except for spacers
1203     if parent:
1204         if parent.isSizer:
1205             sizerItemElem = MakeEmptyDOM(parent.itemTag)
1206             sizerItemElem.appendChild(elem)
1207             elem = sizerItemElem
1208         elif isinstance(parent, xxxNotebook):
1209             pageElem = MakeEmptyDOM('notebookpage')
1210             pageElem.appendChild(elem)
1211             elem = pageElem
1212         elif isinstance(parent, xxxChoicebook):
1213             pageElem = MakeEmptyDOM('choicebookpage')
1214             pageElem.appendChild(elem)
1215             elem = pageElem
1216         elif isinstance(parent, xxxListbook):
1217             pageElem = MakeEmptyDOM('listbookpage')
1218             pageElem.appendChild(elem)
1219             elem = pageElem
1220     # Now just make object
1221     xxx = MakeXXXFromDOM(parent, elem)
1222     # Label is not used for references
1223     xxx.allParams = xxx.allParams[:]
1224     #xxx.allParams.remove('label')
1225     return xxx
1226
1227 # Make empty comment node
1228 def MakeEmptyCommentDOM():
1229     node = g.tree.dom.createComment('')
1230     return node
1231
1232 # Make empty xxxComment
1233 def MakeEmptyCommentXXX(parent):
1234     node = MakeEmptyCommentDOM()
1235     # Now just make object
1236     xxx = MakeXXXFromDOM(parent, node)
1237     return xxx
1238