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
  11 # Base class for interface parameter classes
  12 class xxxNode:
  13     def __init__(self, node):
  14         self.node = node
  15     def remove(self):
  16         self.node.parentNode.removeChild(self.node)
  17         self.node.unlink()
  18
  19 # Generic (text) parameter class
  20 class xxxParam(xxxNode):
  21     # Standard use: for text nodes
  22     def __init__(self, node):
  23         xxxNode.__init__(self, node)
  24         if not node.hasChildNodes():
  25             # If does not have child nodes, create empty text node
  26             text = g.tree.dom.createTextNode('')
  27             node.appendChild(text)
  28         else:
  29             text = node.childNodes[0] # first child must be text node
  30             assert text.nodeType == minidom.Node.TEXT_NODE
  31             # Append other text nodes if present and delete them
  32             extraText = ''
  33             for n in node.childNodes[1:]:
  34                 if n.nodeType == minidom.Node.TEXT_NODE:
  35                     extraText += n.data
  36                     node.removeChild(n)
  37                     n.unlink()
  38                 else: break
  39             if extraText: text.data = text.data + extraText
  40         # Use convertion from unicode to current encoding
  41         self.textNode = text
  42     # Value returns string
  43     if wxUSE_UNICODE:   # no conversion is needed
  44         def value(self):
  45             return self.textNode.data
  46         def update(self, value):
  47             self.textNode.data = value
  48     else:
  49         def value(self):
  50             return self.textNode.data.encode(g.currentEncoding)
  51         def update(self, value):
  52             try: # handle exception if encoding is wrong
  53                 self.textNode.data = unicode(value, g.currentEncoding)
  54             except UnicodeDecodeError:
  55                 wxLogMessage("Unicode error: set encoding in file\nglobals.py to something appropriate")
  56
  57 # Integer parameter
  58 class xxxParamInt(xxxParam):
  59     # Standard use: for text nodes
  60     def __init__(self, node):
  61         xxxParam.__init__(self, node)
  62     # Value returns string
  63     def value(self):
  64         try:
  65             return int(self.textNode.data)
  66         except ValueError:
  67             return -1                   # invalid value
  68     def update(self, value):
  69         self.textNode.data = str(value)
  70
  71 # Content parameter
  72 class xxxParamContent(xxxNode):
  73     def __init__(self, node):
  74         xxxNode.__init__(self, node)
  75         data, l = [], []                # data is needed to quicker value retrieval
  76         nodes = node.childNodes[:]      # make a copy of the child list
  77         for n in nodes:
  78             if n.nodeType == minidom.Node.ELEMENT_NODE:
  79                 assert n.tagName == 'item', 'bad content content'
  80                 if not n.hasChildNodes():
  81                     # If does not have child nodes, create empty text node
  82                     text = g.tree.dom.createTextNode('')
  83                     node.appendChild(text)
  84                 else:
  85                     # !!! normalize?
  86                     text = n.childNodes[0] # first child must be text node
  87                     assert text.nodeType == minidom.Node.TEXT_NODE
  88                 l.append(text)
  89                 data.append(str(text.data))
  90             else:                       # remove other
  91                 node.removeChild(n)
  92                 n.unlink()
  93         self.l, self.data = l, data
  94     def value(self):
  95         return self.data
  96     def update(self, value):
  97         # If number if items is not the same, recreate children
  98         if len(value) != len(self.l):   # remove first if number of items has changed
  99             childNodes = self.node.childNodes[:]
 100             for n in childNodes:
 101                 self.node.removeChild(n)
 102             l = []
 103             for str in value:
 104                 itemElem = g.tree.dom.createElement('item')
 105                 itemText = g.tree.dom.createTextNode(str)
 106                 itemElem.appendChild(itemText)
 107                 self.node.appendChild(itemElem)
 108                 l.append(itemText)
 109             self.l = l
 110         else:
 111             for i in range(len(value)):
 112                 self.l[i].data = value[i]
 113         self.data = value
 114
 115 # Content parameter for checklist
 116 class xxxParamContentCheckList(xxxNode):
 117     def __init__(self, node):
 118         xxxNode.__init__(self, node)
 119         data, l = [], []                # data is needed to quicker value retrieval
 120         nodes = node.childNodes[:]      # make a copy of the child list
 121         for n in nodes:
 122             if n.nodeType == minidom.Node.ELEMENT_NODE:
 123                 assert n.tagName == 'item', 'bad content content'
 124                 checked = n.getAttribute('checked')
 125                 if not checked: checked = 0
 126                 if not n.hasChildNodes():
 127                     # If does not have child nodes, create empty text node
 128                     text = g.tree.dom.createTextNode('')
 129                     node.appendChild(text)
 130                 else:
 131                     # !!! normalize?
 132                     text = n.childNodes[0] # first child must be text node
 133                     assert text.nodeType == minidom.Node.TEXT_NODE
 134                 l.append((text, n))
 135                 data.append((str(text.data), int(checked)))
 136             else:                       # remove other
 137                 node.removeChild(n)
 138                 n.unlink()
 139         self.l, self.data = l, data
 140     def value(self):
 141         return self.data
 142     def update(self, value):
 143         # If number if items is not the same, recreate children
 144         if len(value) != len(self.l):   # remove first if number of items has changed
 145             childNodes = self.node.childNodes[:]
 146             for n in childNodes:
 147                 self.node.removeChild(n)
 148             l = []
 149             for s,ch in value:
 150                 itemElem = g.tree.dom.createElement('item')
 151                 # Add checked only if True
 152                 if ch: itemElem.setAttribute('checked', '1')
 153                 itemText = g.tree.dom.createTextNode(s)
 154                 itemElem.appendChild(itemText)
 155                 self.node.appendChild(itemElem)
 156                 l.append((itemText, itemElem))
 157             self.l = l
 158         else:
 159             for i in range(len(value)):
 160                 self.l[i][0].data = value[i][0]
 161                 self.l[i][1].setAttribute('checked', str(value[i][1]))
 162         self.data = value
 163
 164 # Bitmap parameter
 165 class xxxParamBitmap(xxxParam):
 166     def __init__(self, node):
 167         xxxParam.__init__(self, node)
 168         self.stock_id = node.getAttribute('stock_id')
 169     def value(self):
 170         return [self.stock_id, xxxParam.value(self)]
 171     def update(self, value):
 172         self.stock_id = value[0]
 173         if self.stock_id:
 174             self.node.setAttribute('stock_id', self.stock_id)
 175         elif self.node.hasAttribute('stock_id'):
 176             self.node.removeAttribute('stock_id')
 177         xxxParam.update(self, value[1])
 178
 179 ################################################################################
 180
 181 # Classes to interface DOM objects
 182 class xxxObject:
 183     # Default behavior
 184     hasChildren = False                 # has children elements?
 185     hasStyle = True                     # almost everyone
 186     hasName = True                      # has name attribute?
 187     isSizer = hasChild = False
 188     allParams = None                    # Some nodes have no parameters
 189     # Style parameters (all optional)
 190     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'tooltip']
 191     # Special parameters
 192     specials = []
 193     # Bitmap tags
 194     bitmapTags = ['bitmap', 'bitmap2', 'icon']
 195     # Required paremeters: none by default
 196     required = []
 197     # Default parameters with default values
 198     default = {}
 199     # Parameter types
 200     paramDict = {}
 201     # Window styles and extended styles
 202     winStyles = []
 203     # Tree icon index
 204     #image = -1
 205     # Construct a new xxx object from DOM element
 206     # parent is parent xxx object (or None if none), element is DOM element object
 207     def __init__(self, parent, element):
 208         self.parent = parent
 209         self.element = element
 210         self.undo = None
 211         # Get attributes
 212         self.className = element.getAttribute('class')
 213         self.subclass = element.getAttribute('subclass')
 214         if self.hasName: self.name = element.getAttribute('name')
 215         # Set parameters (text element children)
 216         self.params = {}
 217         nodes = element.childNodes[:]
 218         for node in nodes:
 219             if node.nodeType == minidom.Node.ELEMENT_NODE:
 220                 tag = node.tagName
 221                 if tag == 'object':
 222                     continue            # do nothing for object children here
 223                 if tag not in self.allParams and tag not in self.styles:
 224                     print 'WARNING: unknown parameter for %s: %s' % \
 225                           (self.className, tag)
 226                 elif tag in self.specials:
 227                     self.special(tag, node)
 228                 elif tag == 'content':
 229                     if self.className == 'wxCheckListBox':
 230                         self.params[tag] = xxxParamContentCheckList(node)
 231                     else:
 232                         self.params[tag] = xxxParamContent(node)
 233                 elif tag == 'font': # has children
 234                     self.params[tag] = xxxParamFont(element, node)
 235                 elif tag in self.bitmapTags:
 236                     # Can have attributes
 237                     self.params[tag] = xxxParamBitmap(node)
 238                 else:                   # simple parameter
 239                     self.params[tag] = xxxParam(node)
 240             else:
 241                 pass
 242                 # Remove all other nodes
 243 #                element.removeChild(node)
 244 #                node.unlink()
 245
 246         # Check that all required params are set
 247         for param in self.required:
 248             if not self.params.has_key(param):
 249                 # If default is specified, set it
 250                 if self.default.has_key(param):
 251                     elem = g.tree.dom.createElement(param)
 252                     if param == 'content':
 253                         if self.className == 'wxCheckListBox':
 254                             self.params[param] = xxxParamContentCheckList(elem)
 255                         else:
 256                             self.params[param] = xxxParamContent(elem)
 257                     else:
 258                         self.params[param] = xxxParam(elem)
 259                     # Find place to put new element: first present element after param
 260                     found = False
 261                     paramStyles = self.allParams + self.styles
 262                     for p in paramStyles[paramStyles.index(param) + 1:]:
 263                         # Content params don't have same type
 264                         if self.params.has_key(p) and p != 'content':
 265                             found = True
 266                             break
 267                     if found:
 268                         nextTextElem = self.params[p].node
 269                         self.element.insertBefore(elem, nextTextElem)
 270                     else:
 271                         self.element.appendChild(elem)
 272                 else:
 273                     wxLogWarning('Required parameter %s of %s missing' %
 274                                  (param, self.className))
 275     # Returns real tree object
 276     def treeObject(self):
 277         if self.hasChild: return self.child
 278         return self
 279     # Returns tree image index
 280     def treeImage(self):
 281         if self.hasChild: return self.child.treeImage()
 282         return self.image
 283     # Class name plus wx name
 284     def treeName(self):
 285         if self.hasChild: return self.child.treeName()
 286         if self.subclass: className = self.subclass
 287         else: className = self.className
 288         if self.hasName and self.name: return className + ' "' + self.name + '"'
 289         return className
 290     # Class name or subclass
 291     def panelName(self):
 292         if self.subclass: return self.subclass + '(' + self.className + ')'
 293         else: return self.className
 294
 295 ################################################################################
 296
 297 # This is a little special: it is both xxxObject and xxxNode
 298 class xxxParamFont(xxxObject, xxxNode):
 299     allParams = ['size', 'style', 'weight', 'family', 'underlined',
 300                  'face', 'encoding']
 301     def __init__(self, parent, element):
 302         xxxObject.__init__(self, parent, element)
 303         xxxNode.__init__(self, element)
 304         self.parentNode = parent       # required to behave similar to DOM node
 305         v = []
 306         for p in self.allParams:
 307             try:
 308                 v.append(str(self.params[p].value()))
 309             except KeyError:
 310                 v.append('')
 311         self.data = v
 312     def update(self, value):
 313         # `value' is a list of strings corresponding to all parameters
 314         elem = self.element
 315         # Remove old elements first
 316         childNodes = elem.childNodes[:]
 317         for node in childNodes: elem.removeChild(node)
 318         i = 0
 319         self.params.clear()
 320         v = []
 321         for param in self.allParams:
 322             if value[i]:
 323                 fontElem = g.tree.dom.createElement(param)
 324                 textNode = g.tree.dom.createTextNode(value[i])
 325                 self.params[param] = textNode
 326                 fontElem.appendChild(textNode)
 327                 elem.appendChild(fontElem)
 328             v.append(value[i])
 329             i += 1
 330         self.data = v
 331     def value(self):
 332         return self.data
 333
 334 ################################################################################
 335
 336 class xxxContainer(xxxObject):
 337     hasChildren = True
 338
 339 # Simulate normal parameter for encoding
 340 class xxxEncoding:
 341     def value(self):
 342         return g.currentEncoding
 343     def update(self, val):
 344         g.currentEncoding = val
 345
 346 # Special class for root node
 347 class xxxMainNode(xxxContainer):
 348     allParams = ['encoding']
 349     hasStyle = hasName = False
 350     def __init__(self, dom):
 351         xxxContainer.__init__(self, None, dom.documentElement)
 352         self.className = 'XML tree'
 353         # Reset required parameters after processing XML, because encoding is
 354         # a little special
 355         self.required = ['encoding']
 356         self.params['encoding'] = xxxEncoding()
 357
 358 ################################################################################
 359 # Top-level windwows
 360
 361 class xxxPanel(xxxContainer):
 362     allParams = ['pos', 'size', 'style']
 363     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 364               'tooltip']
 365     winStyles = ['wxNO_3D', 'wxTAB_TRAVERSAL', 'wxCLIP_CHILDREN']
 366     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY']
 367
 368 class xxxDialog(xxxContainer):
 369     allParams = ['title', 'centered', 'pos', 'size', 'style']
 370     paramDict = {'centered': ParamBool}
 371     required = ['title']
 372     default = {'title': ''}
 373     winStyles = ['wxDEFAULT_DIALOG_STYLE', 'wxSTAY_ON_TOP',
 374 ##                 'wxDIALOG_MODAL', 'wxDIALOG_MODELESS',
 375                  'wxCAPTION', 'wxSYSTEM_MENU', 'wxRESIZE_BORDER', 'wxRESIZE_BOX',
 376                  'wxTHICK_FRAME',
 377                  'wxNO_3D', 'wxTAB_TRAVERSAL', 'wxCLIP_CHILDREN']
 378     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 379               'tooltip']
 380     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY']
 381
 382 class xxxFrame(xxxContainer):
 383     allParams = ['title', 'centered', 'pos', 'size', 'style']
 384     paramDict = {'centered': ParamBool}
 385     required = ['title']
 386     default = {'title': ''}
 387     winStyles = ['wxDEFAULT_FRAME_STYLE', 'wxDEFAULT_DIALOG_STYLE',
 388                  'wxSTAY_ON_TOP',
 389                  'wxCAPTION', 'wxSYSTEM_MENU', 'wxRESIZE_BORDER',
 390                  'wxRESIZE_BOX', 'wxMINIMIZE_BOX', 'wxMAXIMIZE_BOX',
 391                  'wxFRAME_FLOAT_ON_PARENT', 'wxFRAME_TOOL_WINDOW',
 392                  'wxNO_3D', 'wxTAB_TRAVERSAL', 'wxCLIP_CHILDREN']
 393     styles = ['fg', 'bg', 'font', 'enabled', 'focused', 'hidden', 'exstyle',
 394               'tooltip']
 395     exStyles = ['wxWS_EX_VALIDATE_RECURSIVELY']
 396
 397 class xxxTool(xxxObject):
 398     allParams = ['bitmap', 'bitmap2', 'toggle', 'tooltip', 'longhelp']
 399     required = ['bitmap']
 400     paramDict = {'bitmap2': ParamBitmap, 'toggle': ParamBool}
 401     hasStyle = False
 402
 403 class xxxToolBar(xxxContainer):
 404     allParams = ['bitmapsize', 'margins', 'packing', 'separation',
 405                  'pos', 'size', 'style']
 406     hasStyle = False
 407     paramDict = {'bitmapsize': ParamPosSize, 'margins': ParamPosSize,
 408                  'packing': ParamInt, 'separation': ParamInt,
 409                  'style': ParamNonGenericStyle}
 410     winStyles = ['wxTB_FLAT', 'wxTB_DOCKABLE', 'wxTB_VERTICAL', 'wxTB_HORIZONTAL']
 411
 412 ################################################################################
 413 # Bitmap, Icon
 414
 415 class xxxBitmap(xxxObject):
 416     allParams = ['bitmap']
 417     required = ['bitmap']
 418
 419 # Just like bitmap
 420 class xxxIcon(xxxObject):
 421     allParams = []
 422
 423 ################################################################################
 424 # Controls
 425
 426 class xxxStaticText(xxxObject):
 427     allParams = ['label', 'pos', 'size', 'style']
 428     required = ['label']
 429     default = {'label': ''}
 430     winStyles = ['wxALIGN_LEFT', 'wxALIGN_RIGHT', 'wxALIGN_CENTRE', 'wxST_NO_AUTORESIZE']
 431
 432 class xxxStaticLine(xxxObject):
 433     allParams = ['pos', 'size', 'style']
 434     winStyles = ['wxLI_HORIZONTAL', 'wxLI_VERTICAL']
 435
 436 class xxxStaticBitmap(xxxObject):
 437     allParams = ['bitmap', 'pos', 'size', 'style']
 438     required = ['bitmap']
 439
 440 class xxxTextCtrl(xxxObject):
 441     allParams = ['value', 'pos', 'size', 'style']
 442     winStyles = ['wxTE_PROCESS_ENTER', 'wxTE_PROCESS_TAB', 'wxTE_MULTILINE',
 443               'wxTE_PASSWORD', 'wxTE_READONLY', 'wxHSCROLL']
 444     paramDict = {'value': ParamMultilineText}
 445
 446 class xxxChoice(xxxObject):
 447     allParams = ['content', 'selection', 'pos', 'size', 'style']
 448     required = ['content']
 449     default = {'content': '[]'}
 450     winStyles = ['wxCB_SORT']
 451
 452 class xxxSlider(xxxObject):
 453     allParams = ['value', 'min', 'max', 'pos', 'size', 'style',
 454                  'tickfreq', 'pagesize', 'linesize', 'thumb', 'tick',
 455                  'selmin', 'selmax']
 456     paramDict = {'value': ParamInt, 'tickfreq': ParamInt, 'pagesize': ParamInt,
 457                  'linesize': ParamInt, 'thumb': ParamInt, 'thumb': ParamInt,
 458                  'tick': ParamInt, 'selmin': ParamInt, 'selmax': ParamInt}
 459     required = ['value', 'min', 'max']
 460     winStyles = ['wxSL_HORIZONTAL', 'wxSL_VERTICAL', 'wxSL_AUTOTICKS', 'wxSL_LABELS',
 461                  'wxSL_LEFT', 'wxSL_RIGHT', 'wxSL_TOP', 'wxSL_BOTTOM',
 462                  'wxSL_BOTH', 'wxSL_SELRANGE']
 463
 464 class xxxGauge(xxxObject):
 465     allParams = ['range', 'pos', 'size', 'style', 'value', 'shadow', 'bezel']
 466     paramDict = {'range': ParamInt, 'value': ParamInt,
 467                  'shadow': ParamInt, 'bezel': ParamInt}
 468     winStyles = ['wxGA_HORIZONTAL', 'wxGA_VERTICAL', 'wxGA_PROGRESSBAR', 'wxGA_SMOOTH']
 469
 470 class xxxScrollBar(xxxObject):
 471     allParams = ['pos', 'size', 'style', 'value', 'thumbsize', 'range', 'pagesize']
 472     paramDict = {'value': ParamInt, 'range': ParamInt, 'thumbsize': ParamInt,
 473                  'pagesize': ParamInt}
 474     winStyles = ['wxSB_HORIZONTAL', 'wxSB_VERTICAL']
 475
 476 class xxxListCtrl(xxxObject):
 477     allParams = ['pos', 'size', 'style']
 478     winStyles = ['wxLC_LIST', 'wxLC_REPORT', 'wxLC_ICON', 'wxLC_SMALL_ICON',
 479               'wxLC_ALIGN_TOP', 'wxLC_ALIGN_LEFT', 'wxLC_AUTOARRANGE',
 480               'wxLC_USER_TEXT', 'wxLC_EDIT_LABELS', 'wxLC_NO_HEADER',
 481               'wxLC_SINGLE_SEL', 'wxLC_SORT_ASCENDING', 'wxLC_SORT_DESCENDING']
 482
 483 class xxxTreeCtrl(xxxObject):
 484     allParams = ['pos', 'size', 'style']
 485     winStyles = ['wxTR_HAS_BUTTONS', 'wxTR_NO_LINES', 'wxTR_LINES_AT_ROOT',
 486               'wxTR_EDIT_LABELS', 'wxTR_MULTIPLE']
 487
 488 class xxxHtmlWindow(xxxObject):
 489     allParams = ['pos', 'size', 'style', 'borders', 'url', 'htmlcode']
 490     paramDict = {'borders': ParamInt, 'htmlcode':ParamMultilineText}
 491     winStyles = ['wxHW_SCROLLBAR_NEVER', 'wxHW_SCROLLBAR_AUTO']
 492
 493 class xxxCalendarCtrl(xxxObject):
 494     allParams = ['pos', 'size', 'style']
 495
 496 class xxxNotebook(xxxContainer):
 497     allParams = ['usenotebooksizer', 'pos', 'size', 'style']
 498     paramDict = {'usenotebooksizer': ParamBool}
 499     winStyles = ['wxNB_FIXEDWIDTH', 'wxNB_LEFT', 'wxNB_RIGHT', 'wxNB_BOTTOM']
 500
 501 class xxxSplitterWindow(xxxContainer):
 502     allParams = ['orientation', 'sashpos', 'minsize', 'pos', 'size', 'style']
 503     paramDict = {'orientation': ParamOrientation, 'sashpos': ParamUnit, 'minsize': ParamUnit }
 504     winStyles = ['wxSP_3D', 'wxSP_3DSASH', 'wxSP_3DBORDER', 'wxSP_BORDER',
 505                          'wxSP_NOBORDER', 'wxSP_PERMIT_UNSPLIT', 'wxSP_LIVE_UPDATE',
 506                          'wxSP_NO_XP_THEME' ]
 507
 508 class xxxGenericDirCtrl(xxxObject):
 509     allParams = ['defaultfolder', 'filter', 'defaultfilter', 'pos', 'size', 'style']
 510     paramDict = {'defaultfilter': ParamInt}
 511     winStyles = ['wxDIRCTRL_DIR_ONLY', 'wxDIRCTRL_3D_INTERNAL', 'wxDIRCTRL_SELECT_FIRST',
 512                  'wxDIRCTRL_SHOW_FILTERS', 'wxDIRCTRL_EDIT_LABELS']
 513
 514 class xxxScrolledWindow(xxxContainer):
 515     allParams = ['pos', 'size', 'style']
 516     winStyles = ['wxHSCROLL', 'wxVSCROLL']
 517
 518 ################################################################################
 519 # Buttons
 520
 521 class xxxButton(xxxObject):
 522     allParams = ['label', 'default', 'pos', 'size', 'style']
 523     paramDict = {'default': ParamBool}
 524     required = ['label']
 525     winStyles = ['wxBU_LEFT', 'wxBU_TOP', 'wxBU_RIGHT', 'wxBU_BOTTOM']
 526
 527 class xxxBitmapButton(xxxObject):
 528     allParams = ['bitmap', 'selected', 'focus', 'disabled', 'default',
 529                  'pos', 'size', 'style']
 530     required = ['bitmap']
 531     winStyles = ['wxBU_AUTODRAW', 'wxBU_LEFT', 'wxBU_TOP',
 532                  'wxBU_RIGHT', 'wxBU_BOTTOM']
 533
 534 class xxxRadioButton(xxxObject):
 535     allParams = ['label', 'value', 'pos', 'size', 'style']
 536     paramDict = {'value': ParamBool}
 537     required = ['label']
 538     winStyles = ['wxRB_GROUP']
 539
 540 class xxxSpinButton(xxxObject):
 541     allParams = ['value', 'min', 'max', 'pos', 'size', 'style']
 542     paramDict = {'value': ParamInt}
 543     winStyles = ['wxSP_HORIZONTAL', 'wxSP_VERTICAL', 'wxSP_ARROW_KEYS', 'wxSP_WRAP']
 544
 545 class xxxSpinCtrl(xxxObject):
 546     allParams = ['value', 'min', 'max', 'pos', 'size', 'style']
 547     paramDict = {'value': ParamInt}
 548     winStyles = ['wxSP_HORIZONTAL', 'wxSP_VERTICAL', 'wxSP_ARROW_KEYS', 'wxSP_WRAP']
 549
 550 class xxxToggleButton(xxxObject):
 551     allParams = ['label', 'checked', 'pos', 'size', 'style']
 552     paramDict = {'checked': ParamBool}
 553     required = ['label']
 554
 555 ################################################################################
 556 # Boxes
 557
 558 class xxxStaticBox(xxxObject):
 559     allParams = ['label', 'pos', 'size', 'style']
 560     required = ['label']
 561
 562 class xxxRadioBox(xxxObject):
 563     allParams = ['label', 'content', 'selection', 'dimension', 'pos', 'size', 'style']
 564     paramDict = {'dimension': ParamInt}
 565     required = ['label', 'content']
 566     default = {'content': '[]'}
 567     winStyles = ['wxRA_SPECIFY_ROWS', 'wxRA_SPECIFY_COLS']
 568
 569 class xxxCheckBox(xxxObject):
 570     allParams = ['label', 'checked', 'pos', 'size', 'style']
 571     paramDict = {'checked': ParamBool}
 572     winStyles = ['wxCHK_2STATE', 'wxCHK_3STATE', 'wxCHK_ALLOW_3RD_STATE_FOR_USER',
 573                  'wxALIGN_RIGHT']
 574     required = ['label']
 575
 576 class xxxComboBox(xxxObject):
 577     allParams = ['content', 'selection', 'value', 'pos', 'size', 'style']
 578     required = ['content']
 579     default = {'content': '[]'}
 580     winStyles = ['wxCB_SIMPLE', 'wxCB_SORT', 'wxCB_READONLY', 'wxCB_DROPDOWN']
 581
 582 class xxxListBox(xxxObject):
 583     allParams = ['content', 'selection', 'pos', 'size', 'style']
 584     required = ['content']
 585     default = {'content': '[]'}
 586     winStyles = ['wxLB_SINGLE', 'wxLB_MULTIPLE', 'wxLB_EXTENDED', 'wxLB_HSCROLL',
 587               'wxLB_ALWAYS_SB', 'wxLB_NEEDED_SB', 'wxLB_SORT']
 588
 589 class xxxCheckList(xxxObject):
 590     allParams = ['content', 'pos', 'size', 'style']
 591     required = ['content']
 592     default = {'content': '[]'}
 593     winStyles = ['wxLC_LIST', 'wxLC_REPORT', 'wxLC_ICON', 'wxLC_SMALL_ICON',
 594               'wxLC_ALIGN_TOP', 'wxLC_ALIGN_LEFT', 'wxLC_AUTOARRANGE',
 595               'wxLC_USER_TEXT', 'wxLC_EDIT_LABELS', 'wxLC_NO_HEADER',
 596               'wxLC_SINGLE_SEL', 'wxLC_SORT_ASCENDING', 'wxLC_SORT_DESCENDING']
 597     paramDict = {'content': ParamContentCheckList}
 598
 599 ################################################################################
 600 # Sizers
 601
 602 class xxxSizer(xxxContainer):
 603     hasName = hasStyle = False
 604     paramDict = {'orient': ParamOrient}
 605     isSizer = True
 606
 607 class xxxBoxSizer(xxxSizer):
 608     allParams = ['orient']
 609     required = ['orient']
 610     default = {'orient': 'wxVERTICAL'}
 611     # Tree icon depends on orientation
 612     def treeImage(self):
 613         if self.params['orient'].value() == 'wxHORIZONTAL': return self.imageH
 614         else: return self.imageV
 615
 616 class xxxStaticBoxSizer(xxxBoxSizer):
 617     allParams = ['label', 'orient']
 618     required = ['label', 'orient']
 619
 620 class xxxGridSizer(xxxSizer):
 621     allParams = ['cols', 'rows', 'vgap', 'hgap']
 622     required = ['cols']
 623     default = {'cols': '2', 'rows': '2'}
 624
 625 # For repeated parameters
 626 class xxxParamMulti:
 627     def __init__(self, node):
 628         self.node = node
 629         self.l, self.data = [], []
 630     def append(self, param):
 631         self.l.append(param)
 632         self.data.append(param.value())
 633     def value(self):
 634         return self.data
 635     def remove(self):
 636         for param in self.l:
 637             param.remove()
 638         self.l, self.data = [], []
 639
 640 class xxxFlexGridSizer(xxxGridSizer):
 641     specials = ['growablecols', 'growablerows']
 642     allParams = ['cols', 'rows', 'vgap', 'hgap'] + specials
 643     paramDict = {'growablecols':ParamIntList, 'growablerows':ParamIntList}
 644     # Special processing for growable* parameters
 645     # (they are represented by several nodes)
 646     def special(self, tag, node):
 647         if not self.params.has_key(tag):
 648             # Create new multi-group
 649             self.params[tag] = xxxParamMulti(node)
 650         self.params[tag].append(xxxParamInt(node))
 651     def setSpecial(self, param, value):
 652         # Straightforward implementation: remove, add again
 653         self.params[param].remove()
 654         del self.params[param]
 655         for i in value:
 656             node = g.tree.dom.createElement(param)
 657             text = g.tree.dom.createTextNode(str(i))
 658             node.appendChild(text)
 659             self.element.appendChild(node)
 660             self.special(param, node)
 661
 662 class xxxGridBagSizer(xxxSizer):
 663     specials = ['growablecols', 'growablerows']
 664     allParams = ['vgap', 'hgap'] + specials
 665     paramDict = {'growablecols':ParamIntList, 'growablerows':ParamIntList}
 666     # Special processing for growable* parameters
 667     # (they are represented by several nodes)
 668     def special(self, tag, node):
 669         if not self.params.has_key(tag):
 670             # Create new multi-group
 671             self.params[tag] = xxxParamMulti(node)
 672         self.params[tag].append(xxxParamInt(node))
 673     def setSpecial(self, param, value):
 674         # Straightforward implementation: remove, add again
 675         self.params[param].remove()
 676         del self.params[param]
 677         for i in value:
 678             node = g.tree.dom.createElement(param)
 679             text = g.tree.dom.createTextNode(str(i))
 680             node.appendChild(text)
 681             self.element.appendChild(node)
 682             self.special(param, node)
 683
 684 # Container with only one child.
 685 # Not shown in tree.
 686 class xxxChildContainer(xxxObject):
 687     hasName = hasStyle = False
 688     hasChild = True
 689     def __init__(self, parent, element):
 690         xxxObject.__init__(self, parent, element)
 691         # Must have one child with 'object' tag, but we don't check it
 692         nodes = element.childNodes[:]   # create copy
 693         for node in nodes:
 694             if node.nodeType == minidom.Node.ELEMENT_NODE:
 695                 if node.tagName == 'object':
 696                     # Create new xxx object for child node
 697                     self.child = MakeXXXFromDOM(self, node)
 698                     self.child.parent = parent
 699                     # Copy hasChildren and isSizer attributes
 700                     self.hasChildren = self.child.hasChildren
 701                     self.isSizer = self.child.isSizer
 702                     return              # success
 703             else:
 704                 element.removeChild(node)
 705                 node.unlink()
 706         assert 0, 'no child found'
 707
 708 class xxxSizerItem(xxxChildContainer):
 709     allParams = ['option', 'flag', 'border', 'minsize', 'ratio']
 710     paramDict = {'option': ParamInt, 'minsize': ParamPosSize, 'ratio': ParamPosSize}
 711     #default = {'cellspan': '1,1'}
 712     def __init__(self, parent, element):
 713         # For GridBag sizer items, extra parameters added
 714         if isinstance(parent, xxxGridBagSizer):
 715             self.allParams = self.allParams + ['cellpos', 'cellspan']
 716         xxxChildContainer.__init__(self, parent, element)
 717         # Remove pos parameter - not needed for sizeritems
 718         if 'pos' in self.child.allParams:
 719             self.child.allParams = self.child.allParams[:]
 720             self.child.allParams.remove('pos')
 721
 722 class xxxNotebookPage(xxxChildContainer):
 723     allParams = ['label', 'selected']
 724     paramDict = {'selected': ParamBool}
 725     required = ['label']
 726     def __init__(self, parent, element):
 727         xxxChildContainer.__init__(self, parent, element)
 728         # pos and size dont matter for notebookpages
 729         if 'pos' in self.child.allParams:
 730             self.child.allParams = self.child.allParams[:]
 731             self.child.allParams.remove('pos')
 732         if 'size' in self.child.allParams:
 733             self.child.allParams = self.child.allParams[:]
 734             self.child.allParams.remove('size')
 735
 736 class xxxSpacer(xxxObject):
 737     hasName = hasStyle = False
 738     allParams = ['size', 'option', 'flag', 'border']
 739     paramDict = {'option': ParamInt}
 740     default = {'size': '0,0'}
 741
 742 class xxxMenuBar(xxxContainer):
 743     allParams = ['style']
 744     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 745     winStyles = ['wxMB_DOCKABLE']
 746
 747 class xxxMenu(xxxContainer):
 748     allParams = ['label', 'help', 'style']
 749     default = {'label': ''}
 750     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 751     winStyles = ['wxMENU_TEAROFF']
 752
 753 class xxxMenuItem(xxxObject):
 754     allParams = ['label', 'bitmap', 'accel', 'help',
 755                  'checkable', 'radio', 'enabled', 'checked']
 756     default = {'label': ''}
 757     hasStyle = False
 758
 759 class xxxSeparator(xxxObject):
 760     hasName = hasStyle = False
 761
 762 ################################################################################
 763 # Unknown control
 764
 765 class xxxUnknown(xxxObject):
 766     allParams = ['pos', 'size', 'style']
 767     paramDict = {'style': ParamNonGenericStyle}    # no generic styles
 768
 769 ################################################################################
 770
 771 xxxDict = {
 772     'wxPanel': xxxPanel,
 773     'wxDialog': xxxDialog,
 774     'wxFrame': xxxFrame,
 775     'tool': xxxTool,
 776     'wxToolBar': xxxToolBar,
 777
 778     'wxBitmap': xxxBitmap,
 779     'wxIcon': xxxIcon,
 780
 781     'wxButton': xxxButton,
 782     'wxBitmapButton': xxxBitmapButton,
 783     'wxRadioButton': xxxRadioButton,
 784     'wxSpinButton': xxxSpinButton,
 785     'wxToggleButton' : xxxToggleButton,
 786
 787     'wxStaticBox': xxxStaticBox,
 788     'wxStaticBitmap': xxxStaticBitmap,
 789     'wxRadioBox': xxxRadioBox,
 790     'wxComboBox': xxxComboBox,
 791     'wxCheckBox': xxxCheckBox,
 792     'wxListBox': xxxListBox,
 793
 794     'wxStaticText': xxxStaticText,
 795     'wxStaticLine': xxxStaticLine,
 796     'wxTextCtrl': xxxTextCtrl,
 797     'wxChoice': xxxChoice,
 798     'wxSlider': xxxSlider,
 799     'wxGauge': xxxGauge,
 800     'wxScrollBar': xxxScrollBar,
 801     'wxTreeCtrl': xxxTreeCtrl,
 802     'wxListCtrl': xxxListCtrl,
 803     'wxCheckListBox': xxxCheckList,
 804     'wxNotebook': xxxNotebook,
 805     'wxSplitterWindow': xxxSplitterWindow,
 806     'notebookpage': xxxNotebookPage,
 807     'wxHtmlWindow': xxxHtmlWindow,
 808     'wxCalendarCtrl': xxxCalendarCtrl,
 809     'wxGenericDirCtrl': xxxGenericDirCtrl,
 810     'wxSpinCtrl': xxxSpinCtrl,
 811     'wxScrolledWindow': xxxScrolledWindow,
 812
 813     'wxBoxSizer': xxxBoxSizer,
 814     'wxStaticBoxSizer': xxxStaticBoxSizer,
 815     'wxGridSizer': xxxGridSizer,
 816     'wxFlexGridSizer': xxxFlexGridSizer,
 817     'wxGridBagSizer': xxxGridBagSizer,
 818     'sizeritem': xxxSizerItem,
 819     'spacer': xxxSpacer,
 820
 821     'wxMenuBar': xxxMenuBar,
 822     'wxMenu': xxxMenu,
 823     'wxMenuItem': xxxMenuItem,
 824     'separator': xxxSeparator,
 825
 826     'unknown': xxxUnknown,
 827     }
 828
 829 # Create IDs for all parameters of all classes
 830 paramIDs = {'fg': wxNewId(), 'bg': wxNewId(), 'exstyle': wxNewId(), 'font': wxNewId(),
 831             'enabled': wxNewId(), 'focused': wxNewId(), 'hidden': wxNewId(),
 832             'tooltip': wxNewId(), 'encoding': wxNewId(),
 833             'cellpos': wxNewId(), 'cellspan': wxNewId()
 834             }
 835 for cl in xxxDict.values():
 836     if cl.allParams:
 837         for param in cl.allParams + cl.paramDict.keys():
 838             if not paramIDs.has_key(param):
 839                 paramIDs[param] = wxNewId()
 840
 841 ################################################################################
 842 # Helper functions
 843
 844 # Test for object elements
 845 def IsObject(node):
 846     return node.nodeType == minidom.Node.ELEMENT_NODE and node.tagName == 'object'
 847
 848 # Make XXX object from some DOM object, selecting correct class
 849 def MakeXXXFromDOM(parent, element):
 850     try:
 851         klass = xxxDict[element.getAttribute('class')]
 852     except KeyError:
 853         # If we encounter a weird class, use unknown template
 854         print 'WARNING: unsupported class:', element.getAttribute('class')
 855         klass = xxxUnknown
 856     return klass(parent, element)
 857
 858 # Make empty DOM element
 859 def MakeEmptyDOM(className):
 860     elem = g.tree.dom.createElement('object')
 861     elem.setAttribute('class', className)
 862     # Set required and default parameters
 863     xxxClass = xxxDict[className]
 864     defaultNotRequired = filter(lambda x, l=xxxClass.required: x not in l,
 865                                 xxxClass.default.keys())
 866     for param in xxxClass.required + defaultNotRequired:
 867         textElem = g.tree.dom.createElement(param)
 868         try:
 869             textNode = g.tree.dom.createTextNode(xxxClass.default[param])
 870         except KeyError:
 871             textNode = g.tree.dom.createTextNode('')
 872         textElem.appendChild(textNode)
 873         elem.appendChild(textElem)
 874     return elem
 875
 876 # Make empty XXX object
 877 def MakeEmptyXXX(parent, className):
 878     # Make corresponding DOM object first
 879     elem = MakeEmptyDOM(className)
 880     # If parent is a sizer, we should create sizeritem object, except for spacers
 881     if parent:
 882         if parent.isSizer and className != 'spacer':
 883             sizerItemElem = MakeEmptyDOM('sizeritem')
 884             sizerItemElem.appendChild(elem)
 885             elem = sizerItemElem
 886         elif isinstance(parent, xxxNotebook):
 887             pageElem = MakeEmptyDOM('notebookpage')
 888             pageElem.appendChild(elem)
 889             elem = pageElem
 890     # Now just make object
 891     return MakeXXXFromDOM(parent, elem)
 892