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     # Set normal (text) params
 319     def set(self, param, value):
 320         try:
 321             self.params[param].update(value)
 322         except KeyError:
 323             p = xxxParam(g.tree.dom.createElement(param))
 324             p.update(value)
 325             self.params[param] = p
 326     # Special processing for growablecols-like parameters
 327     # represented by several nodes
 328     def special(self, tag, node):
 329         if not self.params.has_key(tag):
 330             # Create new multi-group
 331             self.params[tag] = xxxParamMulti(node)
 332         self.params[tag].append(xxxParamInt(node))
 333     def setSpecial(self, param, value):
 334         # Straightforward implementation: remove, add again
 335         self.params[param].remove()
 336         del self.params[param]
 337         for i in value:
 338             node = g.tree.dom.createElement(param)
 339             text = g.tree.dom.createTextNode(str(i))
 340             node.appendChild(text)
 341             self.node.appendChild(node)
 342             self.special(param, node)
 343
 344 # Imitation of FindResource/DoFindResource from xmlres.cpp
 345 def DoFindResource(parent, name, classname, recursive):
 346     for n in parent.childNodes:
 347         if n.nodeType == minidom.Node.ELEMENT_NODE and \
 348                n.tagName in ['object', 'object_ref'] and \
 349                n.getAttribute('name') == name:
 350             cls = n.getAttribute('class')
 351             if not classname or cls == classname:  return n
 352             if not cls or n.tagName == 'object_ref':
 353                 refName = n.getAttribute('ref')
 354                 if not refName:  continue
 355                 refNode = FindResource(refName)
 356                 if refName and refNode.getAttribute('class') == classname:
 357                     return n
 358     if recursive:
 359         for n in parent.childNodes:
 360             if n.nodeType == minidom.Node.ELEMENT_NODE and \
 361                    n.tagName in ['object', 'object_ref']:
 362                 found = DoFindResource(n, name, classname, True)
 363                 if found:  return found
 364 def FindResource(name, classname='', recursive=True):
 365     found = DoFindResource(g.tree.mainNode, name, classname, recursive)
 366     if found:  return found
 367     wx.LogError('XRC resource "%s" not found!' % name)
 368
 369
 370 ################################################################################
 371
 372 # This is a little special: it is both xxxObject and xxxNode
 373 class xxxParamFont(xxxObject, xxxNode):
 374     allParams = ['size', 'family', 'style', 'weight', 'underlined',
 375                  'face', 'encoding']
 376     def __init__(self, parent, element):
 377         xxxObject.__init__(self, parent, element)
 378         xxxNode.__init__(self, element)
 379         self.parentNode = parent       # required to behave similar to DOM node
 380         v = []
 381         for p in self.allParams:
 382             try:
 383                 v.append(str(self.params[p].value()))
 384             except KeyError:
 385                 v.append('')
 386         self.data = v
 387     def update(self, value):
 388         # `value' is a list of strings corresponding to all parameters
 389         elem = self.node
 390         # Remove old elements first
 391         childNodes = elem.childNodes[:]
 392         for node in childNodes: elem.removeChild(node)
 393         i = 0
 394         self.params.clear()
 395         v = []
 396         for param in self.allParams:
 397             if value[i]:
 398                 fontElem = g.tree.dom.createElement(param)
 399                 textNode = g.tree.dom.createTextNode(value[i])
 400                 self.params[param] = textNode
 401                 fontElem.appendChild(textNode)
 402                 elem.appendChild(fontElem)
 403             v.append(value[i])
 404             i += 1
 405         self.data = v
 406     def value(self):
 407         return self.data
 408
 409 ################################################################################
 410
 411 class xxxContainer(xxxObject):
 412     hasChildren = True
 413     exStyles = []
 414
 415 # Simulate normal parameter for encoding
 416 class xxxEncoding:
 417     def value(self):
 418         return g.currentEncoding
 419     def update(self, val):
 420         g.currentEncoding = val
 421
 422 # Special class for root node
 423 class xxxMainNode(xxxContainer):
 424     allParams = ['encoding']
 425     hasStyle = hasName = False
 426     def __init__(self, dom):
 427         xxxContainer.__init__(self, None, dom.documentElement)
 428         self.className = 'XML tree'
 429         # Reset required parameters after processing XML, because encoding is
 430         # a little special
 431         self.required = ['encoding']
 432         self.params['encoding'] = xxxEncoding()
 433
 434 ################################################################################
 435 # Top-level windwows
 436
 437 class xxxPanel(xxxContainer):
 438     allParams = ['pos', 'size', 'style']
 439     winStyles = ['wxNO_3D', 'wxTAB_TRAVERSAL']
 440     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 441               'tooltip']
 442
 443 class xxxDialog(xxxContainer):
 444     allParams = ['title', 'centered', 'pos', 'size', 'style']
 445     paramDict = {'centered': ParamBool}
 446     required = ['title']
 447     default = {'title': ''}
 448     winStyles = ['wxDEFAULT_DIALOG_STYLE', 'wxCAPTION',
 449                  'wxSTAY_ON_TOP', 'wxSYSTEM_MENU', 'wxTHICK_FRAME',
 450                  'wxRESIZE_BORDER', 'wxRESIZE_BOX', 'wxCLOSE_BOX',
 451                  'wxMAXIMIZE_BOX', 'wxMINIMIZE_BOX',
 452                  'wxDIALOG_MODAL', 'wxDIALOG_MODELESS', 'wxDIALOG_NO_PARENT'
 453                  'wxNO_3D', 'wxTAB_TRAVERSAL']
 454     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY', 'wxDIALOG_EX_METAL']
 455     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 456               'tooltip']
 457
 458 class xxxFrame(xxxContainer):
 459     allParams = ['title', 'centered', 'pos', 'size', 'style']
 460     paramDict = {'centered': ParamBool}
 461     required = ['title']
 462     default = {'title': ''}
 463     winStyles = ['wxDEFAULT_FRAME_STYLE', 'wxDEFAULT_DIALOG_STYLE', 'wxCAPTION',
 464                  'wxSTAY_ON_TOP', 'wxSYSTEM_MENU', 'wxTHICK_FRAME',
 465                  'wxRESIZE_BORDER', 'wxRESIZE_BOX', 'wxCLOSE_BOX',
 466                  'wxMAXIMIZE_BOX', 'wxMINIMIZE_BOX',
 467                  'wxFRAME_NO_TASKBAR', 'wxFRAME_SHAPED', 'wxFRAME_TOOL_WINDOW',
 468                  'wxFRAME_FLOAT_ON_PARENT',
 469                  'wxNO_3D', 'wxTAB_TRAVERSAL']
 470     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY', 'wxFRAME_EX_METAL']
 471     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 472               'tooltip']
 473
 474 class xxxTool(xxxObject):
 475     allParams = ['bitmap', 'bitmap2', 'radio', 'toggle', 'tooltip', 'longhelp', 'label']
 476     required = ['bitmap']
 477     paramDict = {'bitmap2': ParamBitmap, 'radio': ParamBool, 'toggle': ParamBool}
 478     hasStyle = False
 479
 480 class xxxToolBar(xxxContainer):
 481     allParams = ['bitmapsize', 'margins', 'packing', 'separation', 'dontattachtoframe',
 482                  'pos', 'size', 'style']
 483     hasStyle = False
 484     paramDict = {'bitmapsize': ParamPosSize, 'margins': ParamPosSize,
 485                  'packing': ParamUnit, 'separation': ParamUnit,
 486                  'dontattachtoframe': ParamBool, 'style': ParamNonGenericStyle}
 487     winStyles = ['wxTB_FLAT', 'wxTB_DOCKABLE', 'wxTB_VERTICAL', 'wxTB_HORIZONTAL',
 488                  'wxTB_3DBUTTONS','wxTB_TEXT', 'wxTB_NOICONS', 'wxTB_NODIVIDER',
 489                  'wxTB_NOALIGN', 'wxTB_HORZ_LAYOUT', 'wxTB_HORZ_TEXT']
 490
 491 class xxxStatusBar(xxxObject):
 492     hasStyle = False
 493     allParams = ['fields', 'widths', 'styles', 'style']
 494     paramDict = {'fields': ParamIntNN, 'widths': ParamText, 'styles': ParamText,
 495                  'style': ParamNonGenericStyle}
 496     winStyles = ['wxST_SIZEGRIP']
 497
 498 class xxxWizard(xxxContainer):
 499     allParams = ['title', 'bitmap', 'pos']
 500     required = ['title']
 501     default = {'title': ''}
 502     winStyles = []
 503     exStyles = ['wxWIZARD_EX_HELPBUTTON']
 504     styles = ['fg', 'bg', 'font', 'exstyle']
 505
 506 class xxxWizardPage(xxxContainer):
 507     allParams = ['bitmap']
 508     winStyles = []
 509     exStyles = []
 510
 511 class xxxWizardPageSimple(xxxContainer):
 512     allParams = ['bitmap']
 513     winStyles = []
 514     exStyles = []
 515
 516 ################################################################################
 517 # Bitmap, Icon
 518
 519 class xxxBitmap(xxxObject):
 520     allParams = ['bitmap']
 521     required = ['bitmap']
 522
 523 # Just like bitmap
 524 class xxxIcon(xxxObject):
 525     allParams = []
 526
 527 ################################################################################
 528 # Controls
 529
 530 class xxxStaticText(xxxObject):
 531     allParams = ['label', 'pos', 'size', 'style']
 532     required = ['label']
 533     default = {'label': ''}
 534     winStyles = ['wxALIGN_LEFT', 'wxALIGN_RIGHT', 'wxALIGN_CENTRE', 'wxST_NO_AUTORESIZE']
 535
 536 class xxxStaticLine(xxxObject):
 537     allParams = ['pos', 'size', 'style']
 538     winStyles = ['wxLI_HORIZONTAL', 'wxLI_VERTICAL']
 539
 540 class xxxStaticBitmap(xxxObject):
 541     allParams = ['bitmap', 'pos', 'size', 'style']
 542     required = ['bitmap']
 543
 544 class xxxTextCtrl(xxxObject):
 545     allParams = ['value', 'pos', 'size', 'style']
 546     winStyles = ['wxTE_NO_VSCROLL',
 547                  'wxTE_AUTO_SCROLL',
 548                  'wxTE_PROCESS_ENTER',
 549                  'wxTE_PROCESS_TAB',
 550                  'wxTE_MULTILINE',
 551                  'wxTE_PASSWORD',
 552                  'wxTE_READONLY',
 553                  'wxHSCROLL',
 554                  'wxTE_RICH',
 555                  'wxTE_RICH2',
 556                  'wxTE_AUTO_URL',
 557                  'wxTE_NOHIDESEL',
 558                  'wxTE_LEFT',
 559                  'wxTE_CENTRE',
 560                  'wxTE_RIGHT',
 561                  'wxTE_DONTWRAP',
 562                  'wxTE_LINEWRAP',
 563                  'wxTE_WORDWRAP']
 564     paramDict = {'value': ParamMultilineText}
 565
 566 class xxxChoice(xxxObject):
 567     allParams = ['content', 'selection', 'pos', 'size', 'style']
 568     required = ['content']
 569     default = {'content': '[]'}
 570     winStyles = ['wxCB_SORT']
 571
 572 class xxxSlider(xxxObject):
 573     allParams = ['value', 'min', 'max', 'pos', 'size', 'style',
 574                  'tickfreq', 'pagesize', 'linesize', 'thumb', 'tick',
 575                  'selmin', 'selmax']
 576     paramDict = {'value': ParamInt, 'tickfreq': ParamIntNN, 'pagesize': ParamIntNN,
 577                  'linesize': ParamIntNN, 'thumb': ParamUnit,
 578                  'tick': ParamInt, 'selmin': ParamInt, 'selmax': ParamInt}
 579     required = ['value', 'min', 'max']
 580     winStyles = ['wxSL_HORIZONTAL', 'wxSL_VERTICAL', 'wxSL_AUTOTICKS', 'wxSL_LABELS',
 581                  'wxSL_LEFT', 'wxSL_RIGHT', 'wxSL_TOP', 'wxSL_BOTTOM',
 582                  'wxSL_BOTH', 'wxSL_SELRANGE', 'wxSL_INVERSE']
 583
 584 class xxxGauge(xxxObject):
 585     allParams = ['range', 'pos', 'size', 'style', 'value', 'shadow', 'bezel']
 586     paramDict = {'range': ParamIntNN, 'value': ParamIntNN,
 587                  'shadow': ParamIntNN, 'bezel': ParamIntNN}
 588     winStyles = ['wxGA_HORIZONTAL', 'wxGA_VERTICAL', 'wxGA_PROGRESSBAR', 'wxGA_SMOOTH']
 589
 590 class xxxScrollBar(xxxObject):
 591     allParams = ['pos', 'size', 'style', 'value', 'thumbsize', 'range', 'pagesize']
 592     paramDict = {'value': ParamIntNN, 'range': ParamIntNN, 'thumbsize': ParamIntNN,
 593                  'pagesize': ParamIntNN}
 594     winStyles = ['wxSB_HORIZONTAL', 'wxSB_VERTICAL']
 595
 596 class xxxListCtrl(xxxObject):
 597     allParams = ['pos', 'size', 'style']
 598     winStyles = ['wxLC_LIST', 'wxLC_REPORT', 'wxLC_ICON', 'wxLC_SMALL_ICON',
 599                  'wxLC_ALIGN_TOP', 'wxLC_ALIGN_LEFT', 'wxLC_AUTOARRANGE',
 600                  'wxLC_USER_TEXT', 'wxLC_EDIT_LABELS', 'wxLC_NO_HEADER',
 601                  'wxLC_SINGLE_SEL', 'wxLC_SORT_ASCENDING', 'wxLC_SORT_DESCENDING',
 602                  'wxLC_VIRTUAL', 'wxLC_HRULES', 'wxLC_VRULES', 'wxLC_NO_SORT_HEADER']
 603
 604 class xxxTreeCtrl(xxxObject):
 605     allParams = ['pos', 'size', 'style']
 606     winStyles = ['wxTR_EDIT_LABELS',
 607                  'wxTR_NO_BUTTONS',
 608                  'wxTR_HAS_BUTTONS',
 609                  'wxTR_TWIST_BUTTONS',
 610                  'wxTR_NO_LINES',
 611                  'wxTR_FULL_ROW_HIGHLIGHT',
 612                  'wxTR_LINES_AT_ROOT',
 613                  'wxTR_HIDE_ROOT',
 614                  'wxTR_ROW_LINES',
 615                  'wxTR_HAS_VARIABLE_ROW_HEIGHT',
 616                  'wxTR_SINGLE',
 617                  'wxTR_MULTIPLE',
 618                  'wxTR_EXTENDED',
 619                  'wxTR_DEFAULT_STYLE']
 620
 621 class xxxHtmlWindow(xxxObject):
 622     allParams = ['pos', 'size', 'style', 'borders', 'url', 'htmlcode']
 623     paramDict = {'htmlcode':ParamMultilineText}
 624     winStyles = ['wxHW_SCROLLBAR_NEVER', 'wxHW_SCROLLBAR_AUTO', 'wxHW_NO_SELECTION']
 625
 626 class xxxCalendarCtrl(xxxObject):
 627     allParams = ['pos', 'size', 'style']
 628     winStyles = ['wxCAL_SUNDAY_FIRST', 'wxCAL_MONDAY_FIRST', 'wxCAL_SHOW_HOLIDAYS',
 629                  'wxCAL_NO_YEAR_CHANGE', 'wxCAL_NO_MONTH_CHANGE',
 630                  'wxCAL_SEQUENTIAL_MONTH_SELECTION', 'wxCAL_SHOW_SURROUNDING_WEEKS']
 631
 632 class xxxNotebook(xxxContainer):
 633     allParams = ['pos', 'size', 'style']
 634     winStyles = ['wxNB_TOP', 'wxNB_LEFT', 'wxNB_RIGHT', 'wxNB_BOTTOM',
 635                  'wxNB_FIXEDWIDTH', 'wxNB_MULTILINE', 'wxNB_NOPAGETHEME', 'wxNB_FLAT']
 636
 637 class xxxChoicebook(xxxContainer):
 638     allParams = ['pos', 'size', 'style']
 639     winStyles = ['wxCHB_DEFAULT', 'wxCHB_LEFT', 'wxCHB_RIGHT', 'wxCHB_TOP', 'wxCHB_BOTTOM']
 640
 641 class xxxListbook(xxxContainer):
 642     allParams = ['pos', 'size', 'style']
 643     winStyles = ['wxLB_DEFAULT', 'wxLB_LEFT', 'wxLB_RIGHT', 'wxLB_TOP', 'wxLB_BOTTOM']
 644
 645 class xxxSplitterWindow(xxxContainer):
 646     allParams = ['orientation', 'sashpos', 'minsize', 'pos', 'size', 'style']
 647     paramDict = {'orientation': ParamOrientation, 'sashpos': ParamUnit, 'minsize': ParamUnit }
 648     winStyles = ['wxSP_3D', 'wxSP_3DSASH', 'wxSP_3DBORDER',
 649                  'wxSP_FULLSASH', 'wxSP_NOBORDER', 'wxSP_PERMIT_UNSPLIT', 'wxSP_LIVE_UPDATE',
 650                  'wxSP_NO_XP_THEME' ]
 651
 652 class xxxGenericDirCtrl(xxxObject):
 653     allParams = ['defaultfolder', 'filter', 'defaultfilter', 'pos', 'size', 'style']
 654     paramDict = {'defaultfilter': ParamIntNN}
 655     winStyles = ['wxDIRCTRL_DIR_ONLY', 'wxDIRCTRL_3D_INTERNAL', 'wxDIRCTRL_SELECT_FIRST',
 656                  'wxDIRCTRL_SHOW_FILTERS']
 657
 658 class xxxScrolledWindow(xxxContainer):
 659     allParams = ['pos', 'size', 'style']
 660     winStyles = ['wxHSCROLL', 'wxVSCROLL', 'wxNO_3D', 'wxTAB_TRAVERSAL']
 661
 662 class xxxDateCtrl(xxxObject):
 663     allParams = ['pos', 'size', 'style', 'borders']
 664     winStyles = ['wxDP_DEFAULT', 'wxDP_SPIN', 'wxDP_DROPDOWN',
 665                  'wxDP_ALLOWNONE', 'wxDP_SHOWCENTURY']
 666
 667 class xxxGrid(xxxObject):
 668     allParams = ['pos', 'size', 'style']
 669
 670 class xxxFilePickerCtrl(xxxObject):
 671     allParams = ['value', 'message', 'wildcard', 'pos', 'size', 'style']
 672     winStyles = ['wxFLP_OPEN', 'wxFLP_SAVE', 'wxFLP_OVERWRITE_PROMPT',
 673                  'wxFLP_FILE_MUST_EXIST', 'wxFLP_CHANGE_DIR',
 674                  'wxFLP_DEFAULT_STYLE']
 675
 676
 677 ################################################################################
 678 # Buttons
 679
 680 class xxxButton(xxxObject):
 681     allParams = ['label', 'default', 'pos', 'size', 'style']
 682     paramDict = {'default': ParamBool}
 683     required = ['label']
 684     winStyles = ['wxBU_LEFT', 'wxBU_TOP', 'wxBU_RIGHT', 'wxBU_BOTTOM', 'wxBU_EXACTFIT',
 685                  'wxNO_BORDER']
 686
 687 class xxxBitmapButton(xxxObject):
 688     allParams = ['bitmap', 'selected', 'focus', 'disabled', 'default',
 689                  'pos', 'size', 'style']
 690     paramDict = {'selected': ParamBitmap, 'focus': ParamBitmap, 'disabled': ParamBitmap,
 691                  'default': ParamBool}
 692     required = ['bitmap']
 693     winStyles = ['wxBU_AUTODRAW', 'wxBU_LEFT', 'wxBU_RIGHT',
 694                  'wxBU_TOP', 'wxBU_BOTTOM']
 695
 696 class xxxRadioButton(xxxObject):
 697     allParams = ['label', 'value', 'pos', 'size', 'style']
 698     paramDict = {'value': ParamBool}
 699     required = ['label']
 700     winStyles = ['wxRB_GROUP', 'wxRB_SINGLE']
 701
 702 class xxxSpinButton(xxxObject):
 703     allParams = ['value', 'min', 'max', 'pos', 'size', 'style']
 704     paramDict = {'value': ParamInt}
 705     winStyles = ['wxSP_HORIZONTAL', 'wxSP_VERTICAL', 'wxSP_ARROW_KEYS', 'wxSP_WRAP']
 706
 707 class xxxSpinCtrl(xxxObject):
 708     allParams = ['value', 'min', 'max', 'pos', 'size', 'style']
 709     paramDict = {'value': ParamInt}
 710     winStyles = ['wxSP_HORIZONTAL', 'wxSP_VERTICAL', 'wxSP_ARROW_KEYS', 'wxSP_WRAP']
 711
 712 class xxxToggleButton(xxxObject):
 713     allParams = ['label', 'checked', 'pos', 'size', 'style']
 714     paramDict = {'checked': ParamBool}
 715     required = ['label']
 716
 717 ################################################################################
 718 # Boxes
 719
 720 class xxxStaticBox(xxxObject):
 721     allParams = ['label', 'pos', 'size', 'style']
 722     required = ['label']
 723
 724 class xxxRadioBox(xxxObject):
 725     allParams = ['label', 'content', 'selection', 'dimension', 'pos', 'size', 'style']
 726     paramDict = {'dimension': ParamIntNN}
 727     required = ['label', 'content']
 728     default = {'content': '[]'}
 729     winStyles = ['wxRA_SPECIFY_ROWS', 'wxRA_SPECIFY_COLS', 'wxRA_HORIZONTAL',
 730                  'wxRA_VERTICAL']
 731
 732 class xxxCheckBox(xxxObject):
 733     allParams = ['label', 'checked', 'pos', 'size', 'style']
 734     paramDict = {'checked': ParamBool}
 735     winStyles = ['wxCHK_2STATE', 'wxCHK_3STATE', 'wxCHK_ALLOW_3RD_STATE_FOR_USER',
 736                  'wxALIGN_RIGHT']
 737     required = ['label']
 738
 739 class xxxComboBox(xxxObject):
 740     allParams = ['content', 'selection', 'value', 'pos', 'size', 'style']
 741     required = ['content']
 742     default = {'content': '[]'}
 743     winStyles = ['wxCB_SIMPLE', 'wxCB_SORT', 'wxCB_READONLY', 'wxCB_DROPDOWN']
 744
 745 class xxxListBox(xxxObject):
 746     allParams = ['content', 'selection', 'pos', 'size', 'style']
 747     required = ['content']
 748     default = {'content': '[]'}
 749     winStyles = ['wxLB_SINGLE', 'wxLB_MULTIPLE', 'wxLB_EXTENDED', 'wxLB_HSCROLL',
 750                  'wxLB_ALWAYS_SB', 'wxLB_NEEDED_SB', 'wxLB_SORT']
 751
 752 class xxxCheckList(xxxObject):
 753     allParams = ['content', 'pos', 'size', 'style']
 754     required = ['content']
 755     default = {'content': '[]'}
 756     winStyles = ['wxLB_SINGLE', 'wxLB_MULTIPLE', 'wxLB_EXTENDED', 'wxLB_HSCROLL',
 757                  'wxLB_ALWAYS_SB', 'wxLB_NEEDED_SB', 'wxLB_SORT']
 758     paramDict = {'content': ParamContentCheckList}
 759
 760 ################################################################################
 761 # Sizers
 762
 763 class xxxSizer(xxxContainer):
 764     hasName = hasStyle = False
 765     paramDict = {'orient': ParamOrient}
 766     isSizer = True
 767     itemTag = 'sizeritem'               # different for some sizers
 768
 769 class xxxBoxSizer(xxxSizer):
 770     allParams = ['orient']
 771     required = ['orient']
 772     default = {'orient': 'wxVERTICAL'}
 773     # Tree icon depends on orientation
 774     def treeImage(self):
 775         if self.params['orient'].value() == 'wxHORIZONTAL': return self.imageH
 776         else: return self.imageV
 777
 778 class xxxStaticBoxSizer(xxxBoxSizer):
 779     allParams = ['label', 'orient']
 780     required = ['label', 'orient']
 781
 782 class xxxGridSizer(xxxSizer):
 783     allParams = ['cols', 'rows', 'vgap', 'hgap']
 784     required = ['cols']
 785     default = {'cols': '2', 'rows': '2'}
 786
 787 class xxxStdDialogButtonSizer(xxxSizer):
 788     allParams = []
 789     itemTag = 'button'
 790
 791 # For repeated parameters
 792 class xxxParamMulti:
 793     def __init__(self, node):
 794         self.node = node
 795         self.l, self.data = [], []
 796     def append(self, param):
 797         self.l.append(param)
 798         self.data.append(param.value())
 799     def value(self):
 800         return self.data
 801     def remove(self):
 802         for param in self.l:
 803             param.remove()
 804         self.l, self.data = [], []
 805
 806 class xxxFlexGridSizer(xxxGridSizer):
 807     specials = ['growablecols', 'growablerows']
 808     allParams = ['cols', 'rows', 'vgap', 'hgap'] + specials
 809     paramDict = {'growablecols': ParamIntList, 'growablerows': ParamIntList}
 810
 811 class xxxGridBagSizer(xxxSizer):
 812     specials = ['growablecols', 'growablerows']
 813     allParams = ['vgap', 'hgap'] + specials
 814     paramDict = {'growablecols': ParamIntList, 'growablerows': ParamIntList}
 815
 816 # Container with only one child.
 817 # Not shown in tree.
 818 class xxxChildContainer(xxxObject):
 819     hasName = hasStyle = False
 820     hasChild = True
 821     def __init__(self, parent, element, refElem=None):
 822         xxxObject.__init__(self, parent, element, refElem)
 823         # Must have one child with 'object' tag, but we don't check it
 824         nodes = element.childNodes[:]   # create copy
 825         for node in nodes:
 826             if node.nodeType == minidom.Node.ELEMENT_NODE:
 827                 if node.tagName in ['object', 'object_ref']:
 828                     # Create new xxx object for child node
 829                     self.child = MakeXXXFromDOM(self, node)
 830                     self.child.parent = parent
 831                     # Copy hasChildren and isSizer attributes
 832                     self.hasChildren = self.child.hasChildren
 833                     self.isSizer = self.child.isSizer
 834                     return              # success
 835             else:
 836                 element.removeChild(node)
 837                 node.unlink()
 838         assert 0, 'no child found'
 839     def resetChild(self, xxx):
 840         '''Reset child info (for replacing with another class).'''
 841         self.child = xxx
 842         self.hasChildren = xxx.hasChildren
 843         self.isSizer = xxx.isSizer
 844
 845 class xxxSizerItem(xxxChildContainer):
 846     allParams = ['option', 'flag', 'border', 'minsize', 'ratio']
 847     paramDict = {'option': ParamInt, 'minsize': ParamPosSize, 'ratio': ParamPosSize}
 848     defaults_panel = {}
 849     defaults_control = {}
 850     def __init__(self, parent, element, refElem=None):
 851         # For GridBag sizer items, extra parameters added
 852         if isinstance(parent, xxxGridBagSizer):
 853             self.allParams = self.allParams + ['cellpos', 'cellspan']
 854         xxxChildContainer.__init__(self, parent, element, refElem)
 855         # Remove pos parameter - not needed for sizeritems
 856         if 'pos' in self.child.allParams:
 857             self.child.allParams = self.child.allParams[:]
 858             self.child.allParams.remove('pos')
 859         # Set defaults for some children types
 860         if isinstance(self.child, xxxContainer) and not self.child.isSizer:
 861             for param,v in self.defaults_panel.items():
 862                 print param,v
 863                 self.set(param, v)
 864         elif isinstance(self.child, xxxObject):
 865             for param,v in self.defaults_control.items():
 866                 self.set(param, v)
 867     def resetChild(self, xxx):
 868         xxxChildContainer.resetChild(self, xxx)
 869         # Remove pos parameter - not needed for sizeritems
 870         if 'pos' in self.child.allParams:
 871             self.child.allParams = self.child.allParams[:]
 872             self.child.allParams.remove('pos')
 873
 874 class xxxSizerItemButton(xxxSizerItem):
 875     allParams = []
 876     paramDict = {}
 877     def __init__(self, parent, element, refElem=None):
 878         xxxChildContainer.__init__(self, parent, element, refElem=None)
 879         # Remove pos parameter - not needed for sizeritems
 880         if 'pos' in self.child.allParams:
 881             self.child.allParams = self.child.allParams[:]
 882             self.child.allParams.remove('pos')
 883
 884 class xxxPage(xxxChildContainer):
 885     allParams = ['label', 'selected']
 886     paramDict = {'selected': ParamBool}
 887     required = ['label']
 888     def __init__(self, parent, element, refElem=None):
 889         xxxChildContainer.__init__(self, parent, element, refElem)
 890         # pos and size dont matter for notebookpages
 891         if 'pos' in self.child.allParams:
 892             self.child.allParams = self.child.allParams[:]
 893             self.child.allParams.remove('pos')
 894         if 'size' in self.child.allParams:
 895             self.child.allParams = self.child.allParams[:]
 896             self.child.allParams.remove('size')
 897
 898 class xxxSpacer(xxxObject):
 899     hasName = hasStyle = False
 900     allParams = ['size', 'option', 'flag', 'border']
 901     paramDict = {'option': ParamInt}
 902     default = {'size': '0,0'}
 903     def __init__(self, parent, element, refElem=None):
 904         # For GridBag sizer items, extra parameters added
 905         if isinstance(parent, xxxGridBagSizer):
 906             self.allParams = self.allParams + ['cellpos', 'cellspan']
 907         xxxObject.__init__(self, parent, element, refElem)
 908
 909 class xxxMenuBar(xxxContainer):
 910     allParams = ['style']
 911     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 912     winStyles = ['wxMB_DOCKABLE']
 913
 914 class xxxMenu(xxxContainer):
 915     allParams = ['label', 'help', 'style']
 916     default = {'label': ''}
 917     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 918     winStyles = ['wxMENU_TEAROFF']
 919
 920 class xxxMenuItem(xxxObject):
 921     allParams = ['label', 'bitmap', 'accel', 'help',
 922                  'checkable', 'radio', 'enabled', 'checked']
 923     default = {'label': ''}
 924     hasStyle = False
 925
 926 class xxxSeparator(xxxObject):
 927     hasName = hasStyle = False
 928
 929 ################################################################################
 930 # Unknown control
 931
 932 class xxxUnknown(xxxObject):
 933     allParams = ['pos', 'size', 'style']
 934     winStyles = ['wxNO_FULL_REPAINT_ON_RESIZE']
 935
 936 ################################################################################
 937 # Comment
 938
 939 _handlers = []                          # custom handler classes/funcs
 940 def getHandlers():
 941     return _handlers
 942 def setHandlers(handlers):
 943     global _handlers
 944     _handlers = handlers
 945 _CFuncPtr = None                        # ctypes function type
 946
 947 def register(hndlr):
 948     """Register hndlr function or XmlResourceHandler class."""
 949     if _CFuncPtr and isinstance(hndlr, _CFuncPtr):
 950         _handlers.append(hndlr)
 951         return
 952     if not isinstance(hndlr, type):
 953         wx.LogError('handler is not a type: %s' % hndlr)
 954     elif not issubclass(hndlr, wx.xrc.XmlResourceHandler):
 955         wx.LogError('handler is not a XmlResourceHandler: %s' % hndlr)
 956     else:
 957         _handlers.append(hndlr)
 958
 959 def load_dl(path, localname=''):
 960     """Load shared/dynamic library into xxx namespace.
 961
 962     If path is not absolute or relative, try to find in the module's directory.
 963     """
 964     if not localname:
 965         localname = os.path.basename(os.path.splitext(path)[0])
 966     try:
 967         import ctypes
 968         global _CFuncPtr
 969         _CFuncPtr = ctypes._CFuncPtr    # use as a flag of loaded ctypes
 970         #if not os.path.dirname(path) and os.path.isfile(path):
 971
 972     except ImportError:
 973         wx.LogError('ctypes module not found')
 974         globals()[localname] = None
 975         return
 976     try:
 977         dl = ctypes.CDLL(path)
 978         globals()[localname] = dl
 979         # Register AddXmlHandlers() if exists
 980         try:
 981             register(dl.AddXmlHandlers)
 982         except:
 983             pass
 984     except:
 985         wx.LogError('error loading dynamic library: %s' % path)
 986         print traceback.print_exc()
 987
 988 # Called when creating test window
 989 def addHandlers():
 990     for h in _handlers:
 991         if _CFuncPtr and isinstance(h, _CFuncPtr):
 992             try:
 993                 apply(h, ())
 994             except:
 995                 wx.LogError('error calling DL func: "%s"' % h)
 996                 print traceback.print_exc()
 997         else:
 998             try:
 999                 xrc.XmlResource.Get().AddHandler(apply(h, ()))
1000             except:
1001                 wx.LogError('error adding XmlHandler: "%s"' % h)
1002                 print traceback.print_exc()
1003
1004 def custom(klassName, klass='unknown'):
1005     """Define custom control based on xrcClass.
1006
1007     klass: new object name
1008     xrcClass: name of an existing XRC object class or
1009               a class object defining class parameters.
1010     """
1011     if type(klass) is str:
1012         # Copy correct xxx class under new name
1013         kl = xxxDict[klass]
1014         xxxClass = types.ClassType('xxx' + klassName, kl.__bases__, kl.__dict__)
1015     else:
1016         xxxClass = klass
1017         # Register param IDs
1018         for param in klass.allParams + klass.paramDict.keys():
1019             if not paramIDs.has_key(param):
1020                 paramIDs[param] = wx.NewId()
1021     # Insert in dictionaty
1022     xxxDict[klassName] = xxxClass
1023     # Add to menu
1024     g.pullDownMenu.addCustom(klassName)
1025
1026 class xxxParamComment(xxxParam):
1027     def __init__(self, node):
1028         xxxNode.__init__(self, node)
1029         self.textNode = node
1030         # Parse "pragma" comments
1031         if node.data and node.data[0] == '%':
1032             try:
1033                 code = node.data[1:]
1034                 exec code in globals()
1035             except:
1036                 wx.LogError('exec error: "%s"' % code)
1037                 print traceback.print_exc()
1038
1039 class xxxComment(xxxObject):
1040     hasStyle = hasName = False
1041     allParams = required = ['comment']
1042
1043     def __init__(self, parent, node):
1044         self.parent = parent
1045         self.node = node
1046         self.isElement = False
1047         self.undo = None
1048         self.className = 'comment'
1049         self.ref = self.subclass = None
1050         self.params = {'comment': xxxParamComment(node)}
1051
1052     def treeName(self):
1053         # Replace newlines by \n to avoid tree item resizing
1054         return self.params['comment'].value().replace('\n', r'\n')
1055
1056 ################################################################################
1057
1058 # Mapping of XRC names to xxx classes
1059 xxxDict = {
1060     'wxPanel': xxxPanel,
1061     'wxDialog': xxxDialog,
1062     'wxFrame': xxxFrame,
1063     'tool': xxxTool,
1064     'wxToolBar': xxxToolBar,
1065     'wxStatusBar': xxxStatusBar,
1066     'wxWizard': xxxWizard,
1067     'wxWizardPage': xxxWizardPage,
1068     'wxWizardPageSimple': xxxWizardPageSimple,
1069
1070     'wxBitmap': xxxBitmap,
1071     'wxIcon': xxxIcon,
1072
1073     'wxButton': xxxButton,
1074     'wxBitmapButton': xxxBitmapButton,
1075     'wxRadioButton': xxxRadioButton,
1076     'wxSpinButton': xxxSpinButton,
1077     'wxToggleButton' : xxxToggleButton,
1078
1079     'wxStaticBox': xxxStaticBox,
1080     'wxStaticBitmap': xxxStaticBitmap,
1081     'wxRadioBox': xxxRadioBox,
1082     'wxComboBox': xxxComboBox,
1083     'wxCheckBox': xxxCheckBox,
1084     'wxListBox': xxxListBox,
1085
1086     'wxStaticText': xxxStaticText,
1087     'wxStaticLine': xxxStaticLine,
1088     'wxTextCtrl': xxxTextCtrl,
1089     'wxChoice': xxxChoice,
1090     'wxSlider': xxxSlider,
1091     'wxGauge': xxxGauge,
1092     'wxScrollBar': xxxScrollBar,
1093     'wxTreeCtrl': xxxTreeCtrl,
1094     'wxListCtrl': xxxListCtrl,
1095     'wxCheckListBox': xxxCheckList,
1096     'notebookpage': xxxPage,
1097     'choicebookpage': xxxPage,
1098     'listbookpage': xxxPage,
1099     'wxNotebook': xxxNotebook,
1100     'wxChoicebook': xxxChoicebook,
1101     'wxListbook': xxxListbook,
1102     'wxSplitterWindow': xxxSplitterWindow,
1103     'wxHtmlWindow': xxxHtmlWindow,
1104     'wxCalendarCtrl': xxxCalendarCtrl,
1105     'wxGenericDirCtrl': xxxGenericDirCtrl,
1106     'wxSpinCtrl': xxxSpinCtrl,
1107     'wxScrolledWindow': xxxScrolledWindow,
1108     'wxGrid': xxxGrid,
1109     'wxFilePickerCtrl': xxxFilePickerCtrl,
1110     'wxDatePickerCtrl': xxxDateCtrl,
1111
1112     'wxBoxSizer': xxxBoxSizer,
1113     'wxStaticBoxSizer': xxxStaticBoxSizer,
1114     'wxGridSizer': xxxGridSizer,
1115     'wxFlexGridSizer': xxxFlexGridSizer,
1116     'wxGridBagSizer': xxxGridBagSizer,
1117     'wxStdDialogButtonSizer': xxxStdDialogButtonSizer,
1118     'sizeritem': xxxSizerItem, 'button': xxxSizerItemButton,
1119     'spacer': xxxSpacer,
1120
1121     'wxMenuBar': xxxMenuBar,
1122     'wxMenu': xxxMenu,
1123     'wxMenuItem': xxxMenuItem,
1124     'separator': xxxSeparator,
1125
1126     'unknown': xxxUnknown,
1127     'comment': xxxComment,
1128     }
1129
1130 # Create IDs for all parameters of all classes
1131 paramIDs = {'fg': wx.NewId(), 'bg': wx.NewId(), 'exstyle': wx.NewId(), 'font': wx.NewId(),
1132             'enabled': wx.NewId(), 'focused': wx.NewId(), 'hidden': wx.NewId(),
1133             'tooltip': wx.NewId(), 'encoding': wx.NewId(),
1134             'cellpos': wx.NewId(), 'cellspan': wx.NewId(),
1135             'text': wx.NewId()
1136             }
1137 for cl in xxxDict.values():
1138     if cl.allParams:
1139         for param in cl.allParams + cl.paramDict.keys():
1140             if not paramIDs.has_key(param):
1141                 paramIDs[param] = wx.NewId()
1142
1143 ################################################################################
1144 # Helper functions
1145
1146 # Test for object elements
1147 def IsObject(node):
1148     return node.nodeType == minidom.Node.ELEMENT_NODE and \
1149            node.tagName in ['object', 'object_ref'] or \
1150            node.nodeType == minidom.Node.COMMENT_NODE
1151
1152 # Make XXX object from some DOM object, selecting correct class
1153 def MakeXXXFromDOM(parent, node):
1154     if node.nodeType == minidom.Node.COMMENT_NODE:
1155         return xxxComment(parent, node)
1156     if node.tagName == 'object_ref':
1157         ref = node.getAttribute('ref')
1158         refElem = FindResource(ref)
1159         if refElem: cls = refElem.getAttribute('class')
1160         else: return xxxUnknown(parent, node)
1161     else:
1162         refElem = None
1163         cls = node.getAttribute('class')
1164     try:
1165         klass = xxxDict[cls]
1166     except KeyError:
1167         # If we encounter a weird class, use unknown template
1168         print 'WARNING: unsupported class:', node.getAttribute('class')
1169         klass = xxxUnknown
1170     return klass(parent, node, refElem)
1171
1172 # Make empty DOM element
1173 def MakeEmptyDOM(className):
1174     elem = g.tree.dom.createElement('object')
1175     elem.setAttribute('class', className)
1176     # Set required and default parameters
1177     xxxClass = xxxDict[className]
1178     defaultNotRequired = filter(lambda x, l=xxxClass.required: x not in l,
1179                                 xxxClass.default.keys())
1180     for param in xxxClass.required + defaultNotRequired:
1181         textElem = g.tree.dom.createElement(param)
1182         try:
1183             textNode = g.tree.dom.createTextNode(xxxClass.default[param])
1184         except KeyError:
1185             textNode = g.tree.dom.createTextNode('')
1186         textElem.appendChild(textNode)
1187         elem.appendChild(textElem)
1188     return elem
1189
1190 # Make empty XXX object
1191 def MakeEmptyXXX(parent, className):
1192     # Make corresponding DOM object first
1193     elem = MakeEmptyDOM(className)
1194     # If parent is a sizer, we should create sizeritem object, except for spacers
1195     if parent:
1196         if parent.isSizer and className != 'spacer':
1197             sizerItemElem = MakeEmptyDOM(parent.itemTag)
1198             sizerItemElem.appendChild(elem)
1199             elem = sizerItemElem
1200         elif isinstance(parent, xxxNotebook):
1201             pageElem = MakeEmptyDOM('notebookpage')
1202             pageElem.appendChild(elem)
1203             elem = pageElem
1204         elif isinstance(parent, xxxChoicebook):
1205             pageElem = MakeEmptyDOM('choicebookpage')
1206             pageElem.appendChild(elem)
1207             elem = pageElem
1208         elif isinstance(parent, xxxListbook):
1209             pageElem = MakeEmptyDOM('listbookpage')
1210             pageElem.appendChild(elem)
1211             elem = pageElem
1212     # Now just make object
1213     return MakeXXXFromDOM(parent, elem)
1214
1215 # Make empty DOM element for reference
1216 def MakeEmptyRefDOM(ref):
1217     elem = g.tree.dom.createElement('object_ref')
1218     elem.setAttribute('ref', ref)
1219     return elem
1220
1221 # Make empty XXX object
1222 def MakeEmptyRefXXX(parent, ref):
1223     # Make corresponding DOM object first
1224     elem = MakeEmptyRefDOM(ref)
1225     # If parent is a sizer, we should create sizeritem object, except for spacers
1226     if parent:
1227         if parent.isSizer:
1228             sizerItemElem = MakeEmptyDOM(parent.itemTag)
1229             sizerItemElem.appendChild(elem)
1230             elem = sizerItemElem
1231         elif isinstance(parent, xxxNotebook):
1232             pageElem = MakeEmptyDOM('notebookpage')
1233             pageElem.appendChild(elem)
1234             elem = pageElem
1235         elif isinstance(parent, xxxChoicebook):
1236             pageElem = MakeEmptyDOM('choicebookpage')
1237             pageElem.appendChild(elem)
1238             elem = pageElem
1239         elif isinstance(parent, xxxListbook):
1240             pageElem = MakeEmptyDOM('listbookpage')
1241             pageElem.appendChild(elem)
1242             elem = pageElem
1243     # Now just make object
1244     xxx = MakeXXXFromDOM(parent, elem)
1245     # Label is not used for references
1246     xxx.allParams = xxx.allParams[:]
1247     #xxx.allParams.remove('label')
1248     return xxx
1249
1250 # Make empty comment node
1251 def MakeEmptyCommentDOM():
1252     node = g.tree.dom.createComment('')
1253     return node
1254
1255 # Make empty xxxComment
1256 def MakeEmptyCommentXXX(parent):
1257     node = MakeEmptyCommentDOM()
1258     # Now just make object
1259     xxx = MakeXXXFromDOM(parent, node)
1260     return xxx
1261