wxPython/wx/tools/XRCed/xrced.py

   1 # Name:         xrced.py
   2 # Purpose:      XRC editor, main module
   3 # Author:       Roman Rolinsky <rolinsky@mema.ucl.ac.be>
   4 # Created:      20.08.2001
   5 # RCS-ID:       $Id$
   6
   7 """
   8
   9 xrced -- Simple resource editor for XRC format used by wxWindows/wxPython
  10          GUI toolkit.
  11
  12 Usage:
  13
  14     xrced [ -h ] [ -v ] [ XRC-file ]
  15
  16 Options:
  17
  18     -h          output short usage info and exit
  19
  20     -v          output version info and exit
  21 """
  22
  23 from globals import *
  24 import os, sys, getopt, re, traceback, tempfile, shutil, cPickle
  25
  26 # Local modules
  27 from tree import *                      # imports xxx which imports params
  28 from panel import *
  29 from tools import *
  30 # Cleanup recursive import sideeffects, otherwise we can't create undoMan
  31 import undo
  32 undo.ParamPage = ParamPage
  33 undoMan = g.undoMan = UndoManager()
  34
  35 # Set application path for loading resources
  36 if __name__ == '__main__':
  37     basePath = os.path.dirname(sys.argv[0])
  38 else:
  39     basePath = os.path.dirname(__file__)
  40
  41 # 1 adds CMD command to Help menu
  42 debug = 0
  43
  44 g.helpText = """\
  45 <HTML><H2>Welcome to XRC<font color="blue">ed</font></H2><H3><font color="green">DON'T PANIC :)</font></H3>
  46 Read this note before clicking on anything!<P>
  47 To start select tree root, then popup menu with your right mouse button,
  48 select "Append Child", and then any command.<P>
  49 Or just press one of the buttons on the tools palette.<P>
  50 Enter XML ID, change properties, create children.<P>
  51 To test your interface select Test command (View menu).<P>
  52 Consult README file for the details.</HTML>
  53 """
  54
  55 defaultIDs = {xxxPanel:'PANEL', xxxDialog:'DIALOG', xxxFrame:'FRAME',
  56               xxxMenuBar:'MENUBAR', xxxMenu:'MENU', xxxToolBar:'TOOLBAR',
  57               xxxWizard:'WIZARD'}
  58
  59 defaultName = 'UNTITLED.xrc'
  60
  61 ################################################################################
  62
  63 # ScrolledMessageDialog - modified from wxPython lib to set fixed-width font
  64 class ScrolledMessageDialog(wxDialog):
  65     def __init__(self, parent, msg, caption, pos = wxDefaultPosition, size = (500,300)):
  66         from wxPython.lib.layoutf import Layoutf
  67         wxDialog.__init__(self, parent, -1, caption, pos, size)
  68         text = wxTextCtrl(self, -1, msg, wxDefaultPosition,
  69                              wxDefaultSize, wxTE_MULTILINE | wxTE_READONLY)
  70         text.SetFont(g.modernFont())
  71         dc = wxWindowDC(text)
  72         # !!! possible bug - GetTextExtent without font returns sysfont dims
  73         w, h = dc.GetFullTextExtent(' ', g.modernFont())[:2]
  74         ok = wxButton(self, wxID_OK, "OK")
  75         text.SetConstraints(Layoutf('t=t5#1;b=t5#2;l=l5#1;r=r5#1', (self,ok)))
  76         text.SetSize((w * 80 + 30, h * 40))
  77         text.ShowPosition(1)
  78         ok.SetConstraints(Layoutf('b=b5#1;x%w50#1;w!80;h!25', (self,)))
  79         self.SetAutoLayout(True)
  80         self.Fit()
  81         self.CenterOnScreen(wxBOTH)
  82
  83 ################################################################################
  84
  85 # Event handler for using during location
  86 class Locator(wxEvtHandler):
  87     def ProcessEvent(self, evt):
  88         print evt
  89
  90 class Frame(wxFrame):
  91     def __init__(self, pos, size):
  92         wxFrame.__init__(self, None, -1, '', pos, size)
  93         global frame
  94         frame = g.frame = self
  95         bar = self.CreateStatusBar(2)
  96         bar.SetStatusWidths([-1, 40])
  97         self.SetIcon(images.getIconIcon())
  98
  99         # Idle flag
 100         self.inIdle = False
 101
 102         # Load our own resources
 103         self.res = wxXmlResource('')
 104         # !!! Blocking of assert failure occurring in older unicode builds
 105         try:
 106             self.res.Load(os.path.join(basePath, 'xrced.xrc'))
 107         except wx._core.PyAssertionError:
 108             print 'PyAssertionError was ignored'
 109
 110         # Make menus
 111         menuBar = wxMenuBar()
 112
 113         menu = wxMenu()
 114         menu.Append(wxID_NEW, '&New\tCtrl-N', 'New file')
 115         menu.AppendSeparator()
 116         menu.Append(wxID_OPEN, '&Open...\tCtrl-O', 'Open XRC file')
 117         self.recentMenu = wxMenu()
 118         self.AppendRecent(self.recentMenu)
 119         menu.AppendMenu(-1, 'Open Recent', self.recentMenu, 'Open a recent file')
 120         menu.AppendSeparator()
 121         menu.Append(wxID_SAVE, '&Save\tCtrl-S', 'Save XRC file')
 122         menu.Append(wxID_SAVEAS, 'Save &As...', 'Save XRC file under different name')
 123         menu.AppendSeparator()
 124         menu.Append(wxID_EXIT, '&Quit\tCtrl-Q', 'Exit application')
 125
 126         menuBar.Append(menu, '&File')
 127
 128         menu = wxMenu()
 129         menu.Append(wxID_UNDO, '&Undo\tCtrl-Z', 'Undo')
 130         menu.Append(wxID_REDO, '&Redo\tCtrl-Y', 'Redo')
 131         menu.AppendSeparator()
 132         menu.Append(wxID_CUT, 'Cut\tCtrl-X', 'Cut to the clipboard')
 133         menu.Append(wxID_COPY, '&Copy\tCtrl-C', 'Copy to the clipboard')
 134         menu.Append(wxID_PASTE, '&Paste\tCtrl-V', 'Paste from the clipboard')
 135         self.ID_DELETE = wxNewId()
 136         menu.Append(self.ID_DELETE, '&Delete\tCtrl-D', 'Delete object')
 137         menu.AppendSeparator()
 138         self.ID_LOCATE = wxNewId()
 139         self.ID_TOOL_LOCATE = wxNewId()
 140         self.ID_TOOL_PASTE = wxNewId()
 141         menu.Append(self.ID_LOCATE, '&Locate\tCtrl-L', 'Locate control in test window and select it')
 142         menuBar.Append(menu, '&Edit')
 143
 144         menu = wxMenu()
 145         self.ID_EMBED_PANEL = wxNewId()
 146         menu.Append(self.ID_EMBED_PANEL, '&Embed Panel',
 147                     'Toggle embedding properties panel in the main window', True)
 148         menu.Check(self.ID_EMBED_PANEL, conf.embedPanel)
 149         self.ID_SHOW_TOOLS = wxNewId()
 150         menu.Append(self.ID_SHOW_TOOLS, 'Show &Tools', 'Toggle tools', True)
 151         menu.Check(self.ID_SHOW_TOOLS, conf.showTools)
 152         menu.AppendSeparator()
 153         self.ID_TEST = wxNewId()
 154         menu.Append(self.ID_TEST, '&Test\tF5', 'Show test window')
 155         self.ID_REFRESH = wxNewId()
 156         menu.Append(self.ID_REFRESH, '&Refresh\tCtrl-R', 'Refresh test window')
 157         self.ID_AUTO_REFRESH = wxNewId()
 158         menu.Append(self.ID_AUTO_REFRESH, '&Auto-refresh\tCtrl-A',
 159                     'Toggle auto-refresh mode', True)
 160         menu.Check(self.ID_AUTO_REFRESH, conf.autoRefresh)
 161         self.ID_TEST_HIDE = wxNewId()
 162         menu.Append(self.ID_TEST_HIDE, '&Hide\tCtrl-H', 'Close test window')
 163         menuBar.Append(menu, '&View')
 164
 165         menu = wxMenu()
 166         menu.Append(wxID_ABOUT, '&About...', 'About XCRed')
 167         self.ID_README = wxNewId()
 168         menu.Append(self.ID_README, '&Readme...', 'View the README file')
 169         if debug:
 170             self.ID_DEBUG_CMD = wxNewId()
 171             menu.Append(self.ID_DEBUG_CMD, 'CMD', 'Python command line')
 172             EVT_MENU(self, self.ID_DEBUG_CMD, self.OnDebugCMD)
 173         menuBar.Append(menu, '&Help')
 174
 175         self.menuBar = menuBar
 176         self.SetMenuBar(menuBar)
 177
 178         # Create toolbar
 179         tb = self.CreateToolBar(wxTB_HORIZONTAL | wxNO_BORDER | wxTB_FLAT)
 180         tb.SetToolBitmapSize((24,24))
 181         new_bmp  = wx.ArtProvider.GetBitmap(wx.ART_NORMAL_FILE, wx.ART_TOOLBAR)
 182         open_bmp = wx.ArtProvider.GetBitmap(wx.ART_FILE_OPEN, wx.ART_TOOLBAR)
 183         save_bmp = wx.ArtProvider.GetBitmap(wx.ART_FILE_SAVE, wx.ART_TOOLBAR)
 184         undo_bmp = wx.ArtProvider.GetBitmap(wx.ART_UNDO, wx.ART_TOOLBAR)
 185         redo_bmp = wx.ArtProvider.GetBitmap(wx.ART_REDO, wx.ART_TOOLBAR)
 186         cut_bmp  = wx.ArtProvider.GetBitmap(wx.ART_CUT, wx.ART_TOOLBAR)
 187         copy_bmp = wx.ArtProvider.GetBitmap(wx.ART_COPY, wx.ART_TOOLBAR)
 188         paste_bmp= wx.ArtProvider.GetBitmap(wx.ART_PASTE, wx.ART_TOOLBAR)
 189
 190         tb.AddSimpleTool(wxID_NEW, new_bmp, 'New', 'New file')
 191         tb.AddSimpleTool(wxID_OPEN, open_bmp, 'Open', 'Open file')
 192         tb.AddSimpleTool(wxID_SAVE, save_bmp, 'Save', 'Save file')
 193         tb.AddControl(wxStaticLine(tb, -1, size=(-1,23), style=wxLI_VERTICAL))
 194         tb.AddSimpleTool(wxID_UNDO, undo_bmp, 'Undo', 'Undo')
 195         tb.AddSimpleTool(wxID_REDO, redo_bmp, 'Redo', 'Redo')
 196         tb.AddControl(wxStaticLine(tb, -1, size=(-1,23), style=wxLI_VERTICAL))
 197         tb.AddSimpleTool(wxID_CUT, cut_bmp, 'Cut', 'Cut')
 198         tb.AddSimpleTool(wxID_COPY, copy_bmp, 'Copy', 'Copy')
 199         tb.AddSimpleTool(self.ID_TOOL_PASTE, paste_bmp, 'Paste', 'Paste')
 200         tb.AddControl(wxStaticLine(tb, -1, size=(-1,23), style=wxLI_VERTICAL))
 201         tb.AddSimpleTool(self.ID_TOOL_LOCATE,
 202                         images.getLocateBitmap(), #images.getLocateArmedBitmap(),
 203                         'Locate', 'Locate control in test window and select it', True)
 204         tb.AddControl(wxStaticLine(tb, -1, size=(-1,23), style=wxLI_VERTICAL))
 205         tb.AddSimpleTool(self.ID_TEST, images.getTestBitmap(), 'Test', 'Test window')
 206         tb.AddSimpleTool(self.ID_REFRESH, images.getRefreshBitmap(),
 207                          'Refresh', 'Refresh view')
 208         tb.AddSimpleTool(self.ID_AUTO_REFRESH, images.getAutoRefreshBitmap(),
 209                          'Auto-refresh', 'Toggle auto-refresh mode', True)
 210         if wxPlatform == '__WXGTK__':
 211             tb.AddSeparator()   # otherwise auto-refresh sticks in status line
 212         tb.ToggleTool(self.ID_AUTO_REFRESH, conf.autoRefresh)
 213         tb.Realize()
 214
 215         self.tb = tb
 216         self.minWidth = tb.GetSize()[0] # minimal width is the size of toolbar
 217
 218         # File
 219         EVT_MENU(self, wxID_NEW, self.OnNew)
 220         EVT_MENU(self, wxID_OPEN, self.OnOpen)
 221         EVT_MENU(self, wxID_SAVE, self.OnSaveOrSaveAs)
 222         EVT_MENU(self, wxID_SAVEAS, self.OnSaveOrSaveAs)
 223         EVT_MENU(self, wxID_EXIT, self.OnExit)
 224         # Edit
 225         EVT_MENU(self, wxID_UNDO, self.OnUndo)
 226         EVT_MENU(self, wxID_REDO, self.OnRedo)
 227         EVT_MENU(self, wxID_CUT, self.OnCutDelete)
 228         EVT_MENU(self, wxID_COPY, self.OnCopy)
 229         EVT_MENU(self, wxID_PASTE, self.OnPaste)
 230         EVT_MENU(self, self.ID_TOOL_PASTE, self.OnPaste)
 231         EVT_MENU(self, self.ID_DELETE, self.OnCutDelete)
 232         EVT_MENU(self, self.ID_LOCATE, self.OnLocate)
 233         EVT_MENU(self, self.ID_TOOL_LOCATE, self.OnLocate)
 234         # View
 235         EVT_MENU(self, self.ID_EMBED_PANEL, self.OnEmbedPanel)
 236         EVT_MENU(self, self.ID_SHOW_TOOLS, self.OnShowTools)
 237         EVT_MENU(self, self.ID_TEST, self.OnTest)
 238         EVT_MENU(self, self.ID_REFRESH, self.OnRefresh)
 239         EVT_MENU(self, self.ID_AUTO_REFRESH, self.OnAutoRefresh)
 240         EVT_MENU(self, self.ID_TEST_HIDE, self.OnTestHide)
 241         # Help
 242         EVT_MENU(self, wxID_ABOUT, self.OnAbout)
 243         EVT_MENU(self, self.ID_README, self.OnReadme)
 244
 245         # Update events
 246         EVT_UPDATE_UI(self, wxID_SAVE, self.OnUpdateUI)
 247         EVT_UPDATE_UI(self, wxID_CUT, self.OnUpdateUI)
 248         EVT_UPDATE_UI(self, wxID_COPY, self.OnUpdateUI)
 249         EVT_UPDATE_UI(self, wxID_PASTE, self.OnUpdateUI)
 250         EVT_UPDATE_UI(self, self.ID_LOCATE, self.OnUpdateUI)
 251         EVT_UPDATE_UI(self, self.ID_TOOL_LOCATE, self.OnUpdateUI)
 252         EVT_UPDATE_UI(self, self.ID_TOOL_PASTE, self.OnUpdateUI)
 253         EVT_UPDATE_UI(self, wxID_UNDO, self.OnUpdateUI)
 254         EVT_UPDATE_UI(self, wxID_REDO, self.OnUpdateUI)
 255         EVT_UPDATE_UI(self, self.ID_DELETE, self.OnUpdateUI)
 256         EVT_UPDATE_UI(self, self.ID_TEST, self.OnUpdateUI)
 257         EVT_UPDATE_UI(self, self.ID_REFRESH, self.OnUpdateUI)
 258
 259         # Build interface
 260         sizer = wxBoxSizer(wxVERTICAL)
 261         sizer.Add(wxStaticLine(self, -1), 0, wxEXPAND)
 262         # Horizontal sizer for toolbar and splitter
 263         self.toolsSizer = sizer1 = wxBoxSizer()
 264         splitter = wxSplitterWindow(self, -1, style=wxSP_3DSASH)
 265         self.splitter = splitter
 266         splitter.SetMinimumPaneSize(100)
 267         # Create tree
 268         global tree
 269         g.tree = tree = XML_Tree(splitter, -1)
 270
 271         # Init pull-down menu data
 272         global pullDownMenu
 273         g.pullDownMenu = pullDownMenu = PullDownMenu(self)
 274
 275         # Vertical toolbar for GUI buttons
 276         g.tools = tools = Tools(self)
 277         tools.Show(conf.showTools)
 278         if conf.showTools: sizer1.Add(tools, 0, wxEXPAND)
 279
 280         tree.RegisterKeyEvents()
 281
 282         # !!! frame styles are broken
 283         # Miniframe for not embedded mode
 284         miniFrame = wxFrame(self, -1, 'Properties & Style',
 285                             (conf.panelX, conf.panelY),
 286                             (conf.panelWidth, conf.panelHeight))
 287         self.miniFrame = miniFrame
 288         sizer2 = wxBoxSizer()
 289         miniFrame.SetAutoLayout(True)
 290         miniFrame.SetSizer(sizer2)
 291         EVT_CLOSE(self.miniFrame, self.OnCloseMiniFrame)
 292         # Create panel for parameters
 293         global panel
 294         if conf.embedPanel:
 295             panel = Panel(splitter)
 296             # Set plitter windows
 297             splitter.SplitVertically(tree, panel, conf.sashPos)
 298         else:
 299             panel = Panel(miniFrame)
 300             sizer2.Add(panel, 1, wxEXPAND)
 301             miniFrame.Show(True)
 302             splitter.Initialize(tree)
 303         sizer1.Add(splitter, 1, wxEXPAND)
 304         sizer.Add(sizer1, 1, wxEXPAND)
 305         self.SetAutoLayout(True)
 306         self.SetSizer(sizer)
 307
 308         # Initialize
 309         self.Clear()
 310
 311         # Other events
 312         EVT_IDLE(self, self.OnIdle)
 313         EVT_CLOSE(self, self.OnCloseWindow)
 314         EVT_KEY_DOWN(self, tools.OnKeyDown)
 315         EVT_KEY_UP(self, tools.OnKeyUp)
 316         EVT_ICONIZE(self, self.OnIconize)
 317
 318     def AppendRecent(self, menu):
 319         # add recently used files to the menu
 320         for id,name in conf.recentfiles.iteritems():
 321             menu.Append(id,name)
 322             EVT_MENU(self,id,self.OnRecentFile)
 323         return
 324
 325     def OnRecentFile(self,evt):
 326         # open recently used file
 327         if not self.AskSave(): return
 328         wxBeginBusyCursor()
 329         try:
 330             path=conf.recentfiles[evt.GetId()]
 331             if self.Open(path):
 332                 self.SetStatusText('Data loaded')
 333             else:
 334                 self.SetStatusText('Failed')
 335         except KeyError:
 336             self.SetStatusText('No such file')
 337         wxEndBusyCursor()
 338
 339     def OnNew(self, evt):
 340         if not self.AskSave(): return
 341         self.Clear()
 342
 343     def OnOpen(self, evt):
 344         if not self.AskSave(): return
 345         dlg = wxFileDialog(self, 'Open', os.path.dirname(self.dataFile),
 346                            '', '*.xrc', wxOPEN | wxCHANGE_DIR)
 347         if dlg.ShowModal() == wxID_OK:
 348             path = dlg.GetPath()
 349             self.SetStatusText('Loading...')
 350             wxBeginBusyCursor()
 351             try:
 352                 if self.Open(path):
 353                     self.SetStatusText('Data loaded')
 354                 else:
 355                     self.SetStatusText('Failed')
 356                 self.SaveRecent(path)
 357             finally:
 358                 wxEndBusyCursor()
 359         dlg.Destroy()
 360
 361     def OnSaveOrSaveAs(self, evt):
 362         if evt.GetId() == wxID_SAVEAS or not self.dataFile:
 363             if self.dataFile: name = ''
 364             else: name = defaultName
 365             dirname = os.path.abspath(os.path.dirname(self.dataFile))
 366             dlg = wxFileDialog(self, 'Save As', dirname, name, '*.xrc',
 367                                wxSAVE | wxOVERWRITE_PROMPT | wxCHANGE_DIR)
 368             if dlg.ShowModal() == wxID_OK:
 369                 path = dlg.GetPath()
 370                 dlg.Destroy()
 371             else:
 372                 dlg.Destroy()
 373                 return
 374         else:
 375             path = self.dataFile
 376         self.SetStatusText('Saving...')
 377         wxBeginBusyCursor()
 378         try:
 379             try:
 380                 tmpFile,tmpName = tempfile.mkstemp(prefix='xrced-')
 381                 os.close(tmpFile)
 382                 self.Save(tmpName) # save temporary file first
 383                 shutil.move(tmpName, path)
 384                 self.dataFile = path
 385                 self.SetStatusText('Data saved')
 386                 self.SaveRecent(path)
 387             except IOError:
 388                 self.SetStatusText('Failed')
 389         finally:
 390             wxEndBusyCursor()
 391
 392     def SaveRecent(self,path):
 393         # append to recently used files
 394         if path not in conf.recentfiles.values():
 395             newid = wxNewId()
 396             self.recentMenu.Append(newid, path)
 397             EVT_MENU(self, newid, self.OnRecentFile)
 398             conf.recentfiles[newid] = path
 399
 400     def OnExit(self, evt):
 401         self.Close()
 402
 403     def OnUndo(self, evt):
 404         # Extra check to not mess with idle updating
 405         if undoMan.CanUndo():
 406             undoMan.Undo()
 407
 408     def OnRedo(self, evt):
 409         if undoMan.CanRedo():
 410             undoMan.Redo()
 411
 412     def OnCopy(self, evt):
 413         selected = tree.selection
 414         if not selected: return         # key pressed event
 415         xxx = tree.GetPyData(selected)
 416         wx.TheClipboard.Open()
 417         data = wx.CustomDataObject('XRCED')
 418         data.SetData(cPickle.dumps(xxx.element))
 419         wx.TheClipboard.SetData(data)
 420         wx.TheClipboard.Close()
 421         self.SetStatusText('Copied')
 422
 423     def OnPaste(self, evt):
 424         selected = tree.selection
 425         if not selected: return         # key pressed event
 426         # For pasting with Ctrl pressed
 427         appendChild = True
 428         if evt.GetId() == pullDownMenu.ID_PASTE_SIBLING: appendChild = False
 429         elif evt.GetId() == self.ID_TOOL_PASTE:
 430             if g.tree.ctrl: appendChild = False
 431             else: appendChild = not tree.NeedInsert(selected)
 432         else: appendChild = not tree.NeedInsert(selected)
 433         xxx = tree.GetPyData(selected)
 434         if not appendChild:
 435             # If has next item, insert, else append to parent
 436             nextItem = tree.GetNextSibling(selected)
 437             parentLeaf = tree.GetItemParent(selected)
 438         # Expanded container (must have children)
 439         elif tree.IsExpanded(selected) and tree.GetChildrenCount(selected, False):
 440             # Insert as first child
 441             nextItem = tree.GetFirstChild(selected)[0]
 442             parentLeaf = selected
 443         else:
 444             # No children or unexpanded item - appendChild stays True
 445             nextItem = wxTreeItemId()   # no next item
 446             parentLeaf = selected
 447         parent = tree.GetPyData(parentLeaf).treeObject()
 448
 449         # Create a copy of clipboard pickled element
 450         wx.TheClipboard.Open()
 451         data = wx.CustomDataObject('XRCED')
 452         if not wx.TheClipboard.IsSupported(data.GetFormat()):
 453             wx.TheClipboard.Close()
 454             wx.LogError('unsupported clipboard format')
 455             return
 456         wx.TheClipboard.GetData(data)
 457         wx.TheClipboard.Close()
 458         elem = cPickle.loads(data.GetData())
 459         # Tempopary xxx object to test things
 460         xxx = MakeXXXFromDOM(parent, elem)
 461
 462         # Check compatibility
 463         error = False
 464         # Top-level
 465         x = xxx.treeObject()
 466         if x.__class__ in [xxxDialog, xxxFrame, xxxMenuBar, xxxWizard]:
 467             # Top-level classes
 468             if parent.__class__ != xxxMainNode: error = True
 469         elif x.__class__ == xxxToolBar:
 470             # Toolbar can be top-level of child of panel or frame
 471             if parent.__class__ not in [xxxMainNode, xxxPanel, xxxFrame] and \
 472                not parent.isSizer: error = True
 473         elif x.__class__ == xxxPanel and parent.__class__ == xxxMainNode:
 474             pass
 475         elif x.__class__ == xxxSpacer:
 476             if not parent.isSizer: error = True
 477         elif x.__class__ == xxxSeparator:
 478             if not parent.__class__ in [xxxMenu, xxxToolBar]: error = True
 479         elif x.__class__ == xxxTool:
 480             if parent.__class__ != xxxToolBar: error = True
 481         elif x.__class__ == xxxMenu:
 482             if not parent.__class__ in [xxxMainNode, xxxMenuBar, xxxMenu]: error = True
 483         elif x.__class__ == xxxMenuItem:
 484             if not parent.__class__ in [xxxMenuBar, xxxMenu]: error = True
 485         elif x.isSizer and parent.__class__ == xxxNotebook: error = True
 486         else:                           # normal controls can be almost anywhere
 487             if parent.__class__ == xxxMainNode or \
 488                parent.__class__ in [xxxMenuBar, xxxMenu]: error = True
 489         if error:
 490             if parent.__class__ == xxxMainNode: parentClass = 'root'
 491             else: parentClass = parent.className
 492             wxLogError('Incompatible parent/child: parent is %s, child is %s!' %
 493                        (parentClass, x.className))
 494             return
 495
 496         # Check parent and child relationships.
 497         # If parent is sizer or notebook, child is of wrong class or
 498         # parent is normal window, child is child container then detach child.
 499         isChildContainer = isinstance(xxx, xxxChildContainer)
 500         if isChildContainer and \
 501            ((parent.isSizer and not isinstance(xxx, xxxSizerItem)) or \
 502             (isinstance(parent, xxxNotebook) and not isinstance(xxx, xxxNotebookPage)) or \
 503            not (parent.isSizer or isinstance(parent, xxxNotebook))):
 504             elem.removeChild(xxx.child.element) # detach child
 505             elem.unlink()           # delete child container
 506             elem = xxx.child.element # replace
 507             # This may help garbage collection
 508             xxx.child.parent = None
 509             isChildContainer = False
 510         # Parent is sizer or notebook, child is not child container
 511         if parent.isSizer and not isChildContainer and not isinstance(xxx, xxxSpacer):
 512             # Create sizer item element
 513             sizerItemElem = MakeEmptyDOM(parent.itemTag)
 514             sizerItemElem.appendChild(elem)
 515             elem = sizerItemElem
 516         elif isinstance(parent, xxxNotebook) and not isChildContainer:
 517             pageElem = MakeEmptyDOM('notebookpage')
 518             pageElem.appendChild(elem)
 519             elem = pageElem
 520         # Insert new node, register undo
 521         newItem = tree.InsertNode(parentLeaf, parent, elem, nextItem)
 522         undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
 523         # Scroll to show new item (!!! redundant?)
 524         tree.EnsureVisible(newItem)
 525         tree.SelectItem(newItem)
 526         if not tree.IsVisible(newItem):
 527             tree.ScrollTo(newItem)
 528             tree.Refresh()
 529         # Update view?
 530         if g.testWin and tree.IsHighlatable(newItem):
 531             if conf.autoRefresh:
 532                 tree.needUpdate = True
 533                 tree.pendingHighLight = newItem
 534             else:
 535                 tree.pendingHighLight = None
 536         self.SetModified()
 537         self.SetStatusText('Pasted')
 538
 539     def OnCutDelete(self, evt):
 540         selected = tree.selection
 541         if not selected: return         # key pressed event
 542         # Undo info
 543         if evt.GetId() == wxID_CUT:
 544             self.lastOp = 'CUT'
 545             status = 'Removed to clipboard'
 546         else:
 547             self.lastOp = 'DELETE'
 548             status = 'Deleted'
 549         # Delete testWin?
 550         if g.testWin:
 551             # If deleting top-level item, delete testWin
 552             if selected == g.testWin.item:
 553                 g.testWin.Destroy()
 554                 g.testWin = None
 555             else:
 556                 # Remove highlight, update testWin
 557                 if g.testWin.highLight:
 558                     g.testWin.highLight.Remove()
 559                 tree.needUpdate = True
 560         # Prepare undo data
 561         panel.Apply()
 562         index = tree.ItemFullIndex(selected)
 563         parent = tree.GetPyData(tree.GetItemParent(selected)).treeObject()
 564         elem = tree.RemoveLeaf(selected)
 565         undoMan.RegisterUndo(UndoCutDelete(index, parent, elem))
 566         if evt.GetId() == wxID_CUT:
 567             wx.TheClipboard.Open()
 568             data = wx.CustomDataObject('XRCED')
 569             data.SetData(cPickle.dumps(elem))
 570             wx.TheClipboard.SetData(data)
 571             wx.TheClipboard.Close()
 572         tree.pendingHighLight = None
 573         tree.UnselectAll()
 574         tree.selection = None
 575         # Update tools
 576         g.tools.UpdateUI()
 577         panel.Clear()
 578         self.SetModified()
 579         self.SetStatusText(status)
 580
 581     def OnSubclass(self, evt):
 582         selected = tree.selection
 583         xxx = tree.GetPyData(selected).treeObject()
 584         elem = xxx.element
 585         subclass = xxx.subclass
 586         dlg = wxTextEntryDialog(self, 'Subclass:', defaultValue=subclass)
 587         if dlg.ShowModal() == wxID_OK:
 588             subclass = dlg.GetValue()
 589             if subclass:
 590                 elem.setAttribute('subclass', subclass)
 591             elif elem.hasAttribute('subclass'):
 592                 elem.removeAttribute('subclass')
 593             self.SetModified()
 594             xxx.subclass = elem.getAttribute('subclass')
 595             tree.SetItemText(selected, xxx.treeName())
 596             panel.pages[0].box.SetLabel(xxx.panelName())
 597         dlg.Destroy()
 598
 599     def OnEmbedPanel(self, evt):
 600         conf.embedPanel = evt.IsChecked()
 601         if conf.embedPanel:
 602             # Remember last dimentions
 603             conf.panelX, conf.panelY = self.miniFrame.GetPosition()
 604             conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
 605             size = self.GetSize()
 606             pos = self.GetPosition()
 607             sizePanel = panel.GetSize()
 608             panel.Reparent(self.splitter)
 609             self.miniFrame.GetSizer().Remove(panel)
 610             # Widen
 611             self.SetDimensions(pos.x, pos.y, size.width + sizePanel.width, size.height)
 612             self.splitter.SplitVertically(tree, panel, conf.sashPos)
 613             self.miniFrame.Show(False)
 614         else:
 615             conf.sashPos = self.splitter.GetSashPosition()
 616             pos = self.GetPosition()
 617             size = self.GetSize()
 618             sizePanel = panel.GetSize()
 619             self.splitter.Unsplit(panel)
 620             sizer = self.miniFrame.GetSizer()
 621             panel.Reparent(self.miniFrame)
 622             panel.Show(True)
 623             sizer.Add(panel, 1, wxEXPAND)
 624             self.miniFrame.Show(True)
 625             self.miniFrame.SetDimensions(conf.panelX, conf.panelY,
 626                                          conf.panelWidth, conf.panelHeight)
 627             # Reduce width
 628             self.SetDimensions(pos.x, pos.y,
 629                                max(size.width - sizePanel.width, self.minWidth), size.height)
 630
 631     def OnShowTools(self, evt):
 632         conf.showTools = evt.IsChecked()
 633         g.tools.Show(conf.showTools)
 634         if conf.showTools:
 635             self.toolsSizer.Prepend(g.tools, 0, wxEXPAND)
 636         else:
 637             self.toolsSizer.Remove(g.tools)
 638         self.toolsSizer.Layout()
 639
 640     def OnTest(self, evt):
 641         if not tree.selection: return   # key pressed event
 642         tree.ShowTestWindow(tree.selection)
 643
 644     def OnTestHide(self, evt):
 645         tree.CloseTestWindow()
 646
 647     # Find object by relative position
 648     def FindObject(self, item, obj):
 649         # We simply perform depth-first traversal, sinse it's too much
 650         # hassle to deal with all sizer/window combinations
 651         w = tree.FindNodeObject(item)
 652         if w == obj:
 653             return item
 654         if tree.ItemHasChildren(item):
 655             child = tree.GetFirstChild(item)[0]
 656             while child:
 657                 found = self.FindObject(child, obj)
 658                 if found: return found
 659                 child = tree.GetNextSibling(child)
 660         return None
 661
 662     def OnTestWinLeftDown(self, evt):
 663         pos = evt.GetPosition()
 664         self.SetHandler(g.testWin)
 665         g.testWin.Disconnect(wxID_ANY, wxID_ANY, wxEVT_LEFT_DOWN)
 666         item = self.FindObject(g.testWin.item, evt.GetEventObject())
 667         if item:
 668             tree.SelectItem(item)
 669         self.tb.ToggleTool(self.ID_TOOL_LOCATE, False)
 670         if item:
 671             self.SetStatusText('Selected %s' % tree.GetItemText(item))
 672         else:
 673             self.SetStatusText('Locate failed!')
 674
 675     def SetHandler(self, w, h=None):
 676         if h:
 677             w.SetEventHandler(h)
 678             w.SetCursor(wxCROSS_CURSOR)
 679         else:
 680             w.SetEventHandler(w)
 681             w.SetCursor(wxNullCursor)
 682         for ch in w.GetChildren():
 683             self.SetHandler(ch, h)
 684
 685     def OnLocate(self, evt):
 686         if g.testWin:
 687             if evt.GetId() == self.ID_LOCATE or \
 688                evt.GetId() == self.ID_TOOL_LOCATE and evt.IsChecked():
 689                 self.SetHandler(g.testWin, g.testWin)
 690                 g.testWin.Connect(wxID_ANY, wxID_ANY, wxEVT_LEFT_DOWN, self.OnTestWinLeftDown)
 691                 if evt.GetId() == self.ID_LOCATE:
 692                     self.tb.ToggleTool(self.ID_TOOL_LOCATE, True)
 693             elif evt.GetId() == self.ID_TOOL_LOCATE and not evt.IsChecked():
 694                 self.SetHandler(g.testWin, None)
 695                 g.testWin.Disconnect(wxID_ANY, wxID_ANY, wxEVT_LEFT_DOWN)
 696             self.SetStatusText('Click somewhere in your test window now')
 697
 698     def OnRefresh(self, evt):
 699         # If modified, apply first
 700         selection = tree.selection
 701         if selection:
 702             xxx = tree.GetPyData(selection)
 703             if xxx and panel.IsModified():
 704                 tree.Apply(xxx, selection)
 705         if g.testWin:
 706             # (re)create
 707             tree.CreateTestWin(g.testWin.item)
 708         panel.modified = False
 709         tree.needUpdate = False
 710
 711     def OnAutoRefresh(self, evt):
 712         conf.autoRefresh = evt.IsChecked()
 713         self.menuBar.Check(self.ID_AUTO_REFRESH, conf.autoRefresh)
 714         self.tb.ToggleTool(self.ID_AUTO_REFRESH, conf.autoRefresh)
 715
 716     def OnAbout(self, evt):
 717         str = '''\
 718 XRCed version %s
 719
 720 (c) Roman Rolinsky <rollrom@users.sourceforge.net>
 721 Homepage: http://xrced.sourceforge.net\
 722 ''' % version
 723         dlg = wxMessageDialog(self, str, 'About XRCed', wxOK | wxCENTRE)
 724         dlg.ShowModal()
 725         dlg.Destroy()
 726
 727     def OnReadme(self, evt):
 728         text = open(os.path.join(basePath, 'README.txt'), 'r').read()
 729         dlg = ScrolledMessageDialog(self, text, "XRCed README")
 730         dlg.ShowModal()
 731         dlg.Destroy()
 732
 733     # Simple emulation of python command line
 734     def OnDebugCMD(self, evt):
 735         while 1:
 736             try:
 737                 exec raw_input('C:\> ')
 738             except EOFError:
 739                 print '^D'
 740                 break
 741             except:
 742                 (etype, value, tb) =sys.exc_info()
 743                 tblist =traceback.extract_tb(tb)[1:]
 744                 msg =' '.join(traceback.format_exception_only(etype, value)
 745                         +traceback.format_list(tblist))
 746                 print msg
 747
 748     def OnCreate(self, evt):
 749         selected = tree.selection
 750         if tree.ctrl: appendChild = False
 751         else: appendChild = not tree.NeedInsert(selected)
 752         xxx = tree.GetPyData(selected)
 753         if not appendChild:
 754             # If insert before
 755             if tree.shift:
 756                 # If has previous item, insert after it, else append to parent
 757                 nextItem = selected
 758                 parentLeaf = tree.GetItemParent(selected)
 759             else:
 760                 # If has next item, insert, else append to parent
 761                 nextItem = tree.GetNextSibling(selected)
 762                 parentLeaf = tree.GetItemParent(selected)
 763         # Expanded container (must have children)
 764         elif tree.shift and tree.IsExpanded(selected) \
 765            and tree.GetChildrenCount(selected, False):
 766             nextItem = tree.GetFirstChild(selected)[0]
 767             parentLeaf = selected
 768         else:
 769             nextItem = wxTreeItemId()
 770             parentLeaf = selected
 771         parent = tree.GetPyData(parentLeaf)
 772         if parent.hasChild: parent = parent.child
 773
 774         # Create object_ref?
 775         if evt.GetId() == ID_NEW.REF:
 776             ref = wxGetTextFromUser('Create reference to:', 'Create reference')
 777             if not ref: return
 778             xxx = MakeEmptyRefXXX(parent, ref)
 779         else:
 780             # Create empty element
 781             className = pullDownMenu.createMap[evt.GetId()]
 782             xxx = MakeEmptyXXX(parent, className)
 783
 784         # Set default name for top-level windows
 785         if parent.__class__ == xxxMainNode:
 786             cl = xxx.treeObject().__class__
 787             frame.maxIDs[cl] += 1
 788             xxx.setTreeName('%s%d' % (defaultIDs[cl], frame.maxIDs[cl]))
 789         # And for some other standard controls
 790         elif parent.__class__ == xxxStdDialogButtonSizer:
 791             xxx.setTreeName(pullDownMenu.stdButtonIDs[evt.GetId()][0])
 792             # We can even set label
 793             obj = xxx.treeObject()
 794             elem = g.tree.dom.createElement('label')
 795             elem.appendChild(g.tree.dom.createTextNode(pullDownMenu.stdButtonIDs[evt.GetId()][1]))
 796             obj.params['label'] = xxxParam(elem)
 797             xxx.treeObject().element.appendChild(elem)
 798
 799         # Insert new node, register undo
 800         elem = xxx.element
 801         newItem = tree.InsertNode(parentLeaf, parent, elem, nextItem)
 802         undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
 803         tree.EnsureVisible(newItem)
 804         tree.SelectItem(newItem)
 805         if not tree.IsVisible(newItem):
 806             tree.ScrollTo(newItem)
 807             tree.Refresh()
 808         # Update view?
 809         if g.testWin and tree.IsHighlatable(newItem):
 810             if conf.autoRefresh:
 811                 tree.needUpdate = True
 812                 tree.pendingHighLight = newItem
 813             else:
 814                 tree.pendingHighLight = None
 815         tree.SetFocus()
 816         self.SetModified()
 817
 818     # Replace one object with another
 819     def OnReplace(self, evt):
 820         selected = tree.selection
 821         xxx = tree.GetPyData(selected).treeObject()
 822         elem = xxx.element
 823         parent = elem.parentNode
 824         undoMan.RegisterUndo(UndoReplace(selected))
 825         # New class
 826         className = pullDownMenu.createMap[evt.GetId() - 1000]
 827         # Create temporary empty node (with default values)
 828         dummy = MakeEmptyDOM(className)
 829         if className == 'spacer' and xxx.className != 'spacer':
 830             klass = xxxSpacer
 831         elif xxx.className == 'spacer' and className != 'spacer':
 832             klass = xxxSizerItem
 833         else:
 834             klass = xxxDict[className]
 835         # Remove non-compatible children
 836         if tree.ItemHasChildren(selected) and not klass.hasChildren:
 837             tree.DeleteChildren(selected)
 838         nodes = elem.childNodes[:]
 839         tags = []
 840         for node in nodes:
 841             if node.nodeType != minidom.Node.ELEMENT_NODE: continue
 842             remove = False
 843             tag = node.tagName
 844             if tag == 'object':
 845                 if not klass.hasChildren:  remove = True
 846             elif tag not in klass.allParams and \
 847                      (not klass.hasStyle or tag not in klass.styles):
 848                 remove = True
 849             else:
 850                 tags.append(tag)
 851             if remove:
 852                 elem.removeChild(node)
 853                 node.unlink()
 854
 855         # Remove sizeritem child if spacer
 856         if className == 'spacer' and xxx.className != 'spacer':
 857             sizeritem = elem.parentNode
 858             assert sizeritem.getAttribute('class') == 'sizeritem'
 859             sizeritem.removeChild(elem)
 860             elem.unlink()
 861             elem = sizeritem
 862             tree.GetPyData(selected).hasChild = false
 863         elif xxx.className == 'spacer' and className != 'spacer':
 864             # Create sizeritem element
 865             assert xxx.parent.isSizer
 866             elem.setAttribute('class', 'sizeritem')
 867             node = MakeEmptyDOM(className)
 868             elem.appendChild(node)
 869             # Replace to point to new object
 870             xxx = xxxSizerItem(xxx.parent, elem)
 871             elem = node
 872             tree.SetPyData(selected, xxx)
 873             xxx = xxx.child
 874         else:
 875             # Copy parameters present in dummy but not in elem
 876             for node in dummy.childNodes:
 877                 if node.tagName not in tags:  elem.appendChild(node.cloneNode(True))
 878         dummy.unlink()
 879
 880         # Change class name
 881         elem.setAttribute('class', className)
 882         if elem.hasAttribute('subclass'):
 883             elem.removeAttribute('subclass') # clear subclassing
 884         # Re-create xxx element
 885         xxx = MakeXXXFromDOM(xxx.parent, elem)
 886         # Update parent in child objects
 887         if tree.ItemHasChildren(selected):
 888             i, cookie = tree.GetFirstChild(selected)
 889             while i.IsOk():
 890                 x = tree.GetPyData(i)
 891                 x.parent = xxx
 892                 if x.hasChild: x.child.parent = xxx
 893                 i, cookie = tree.GetNextChild(selected, cookie)
 894
 895         # Update tree
 896         if tree.GetPyData(selected).hasChild: # child container
 897             container = tree.GetPyData(selected)
 898             container.child = xxx
 899             container.hasChildren = xxx.hasChildren
 900             container.isSizer = xxx.isSizer
 901             xxx = container
 902         else:
 903             tree.SetPyData(selected, xxx)
 904         tree.SetItemText(selected, xxx.treeName())
 905         tree.SetItemImage(selected, xxx.treeImage())
 906
 907         # Set default name for top-level windows
 908         if parent.__class__ == xxxMainNode:
 909             cl = xxx.treeObject().__class__
 910             frame.maxIDs[cl] += 1
 911             xxx.setTreeName('%s%d' % (defaultIDs[cl], frame.maxIDs[cl]))
 912
 913         # Update panel
 914         g.panel.SetData(xxx)
 915         # Update tools
 916         g.tools.UpdateUI()
 917
 918         #undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
 919         # Update view?
 920         if g.testWin and tree.IsHighlatable(selected):
 921             if conf.autoRefresh:
 922                 tree.needUpdate = True
 923                 tree.pendingHighLight = selected
 924             else:
 925                 tree.pendingHighLight = None
 926         tree.SetFocus()
 927         self.SetModified()
 928
 929     # Expand/collapse subtree
 930     def OnExpand(self, evt):
 931         if tree.selection: tree.ExpandAll(tree.selection)
 932         else: tree.ExpandAll(tree.root)
 933     def OnCollapse(self, evt):
 934         if tree.selection: tree.CollapseAll(tree.selection)
 935         else: tree.CollapseAll(tree.root)
 936
 937     def OnPullDownHighlight(self, evt):
 938         menuId = evt.GetMenuId()
 939         if menuId != -1:
 940             menu = evt.GetEventObject()
 941             help = menu.GetHelpString(menuId)
 942             self.SetStatusText(help)
 943         else:
 944             self.SetStatusText('')
 945
 946     def OnUpdateUI(self, evt):
 947         if evt.GetId() in [wxID_CUT, wxID_COPY, self.ID_DELETE]:
 948             evt.Enable(tree.selection is not None and tree.selection != tree.root)
 949         elif evt.GetId() == wxID_SAVE:
 950             evt.Enable(self.modified)
 951         elif evt.GetId() in [wxID_PASTE, self.ID_TOOL_PASTE]:
 952             evt.Enable(tree.selection is not None)
 953         elif evt.GetId() == self.ID_TEST:
 954             evt.Enable(tree.selection is not None and tree.selection != tree.root)
 955         elif evt.GetId() in [self.ID_LOCATE, self.ID_TOOL_LOCATE]:
 956             evt.Enable(g.testWin is not None)
 957         elif evt.GetId() == wxID_UNDO:  evt.Enable(undoMan.CanUndo())
 958         elif evt.GetId() == wxID_REDO:  evt.Enable(undoMan.CanRedo())
 959
 960     def OnIdle(self, evt):
 961         if self.inIdle: return          # Recursive call protection
 962         self.inIdle = True
 963         if tree.needUpdate:
 964             if conf.autoRefresh:
 965                 if g.testWin:
 966                     self.SetStatusText('Refreshing test window...')
 967                     # (re)create
 968                     tree.CreateTestWin(g.testWin.item)
 969                     self.SetStatusText('')
 970                 tree.needUpdate = False
 971         elif tree.pendingHighLight:
 972             tree.HighLight(tree.pendingHighLight)
 973         else:
 974             evt.Skip()
 975         self.inIdle = False
 976
 977     # We don't let close panel window
 978     def OnCloseMiniFrame(self, evt):
 979         return
 980
 981     def OnIconize(self, evt):
 982         conf.x, conf.y = self.GetPosition()
 983         conf.width, conf.height = self.GetSize()
 984         if conf.embedPanel:
 985             conf.sashPos = self.splitter.GetSashPosition()
 986         else:
 987             conf.panelX, conf.panelY = self.miniFrame.GetPosition()
 988             conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
 989             self.miniFrame.Iconize()
 990         evt.Skip()
 991
 992     def OnCloseWindow(self, evt):
 993         if not self.AskSave(): return
 994         if g.testWin: g.testWin.Destroy()
 995         if not panel.GetPageCount() == 2:
 996             panel.page2.Destroy()
 997         else:
 998             # If we don't do this, page does not get destroyed (a bug?)
 999             panel.RemovePage(1)
1000         if not self.IsIconized():
1001             conf.x, conf.y = self.GetPosition()
1002             conf.width, conf.height = self.GetSize()
1003             if conf.embedPanel:
1004                 conf.sashPos = self.splitter.GetSashPosition()
1005             else:
1006                 conf.panelX, conf.panelY = self.miniFrame.GetPosition()
1007                 conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
1008         evt.Skip()
1009
1010     def Clear(self):
1011         self.dataFile = ''
1012         undoMan.Clear()
1013         self.SetModified(False)
1014         tree.Clear()
1015         panel.Clear()
1016         if g.testWin:
1017             g.testWin.Destroy()
1018             g.testWin = None
1019         # Numbers for new controls
1020         self.maxIDs = {}
1021         self.maxIDs[xxxPanel] = self.maxIDs[xxxDialog] = self.maxIDs[xxxFrame] = \
1022         self.maxIDs[xxxMenuBar] = self.maxIDs[xxxMenu] = self.maxIDs[xxxToolBar] = \
1023         self.maxIDs[xxxWizard] = 0
1024
1025     def SetModified(self, state=True):
1026         self.modified = state
1027         name = os.path.basename(self.dataFile)
1028         if not name: name = defaultName
1029         if state:
1030             self.SetTitle(progname + ': ' + name + ' *')
1031         else:
1032             self.SetTitle(progname + ': ' + name)
1033
1034     def Open(self, path):
1035         if not os.path.exists(path):
1036             wxLogError('File does not exists: %s' % path)
1037             return False
1038         # Try to read the file
1039         try:
1040             f = open(path)
1041             self.Clear()
1042             dom = minidom.parse(f)
1043             f.close()
1044             # Set encoding global variable and default encoding
1045             if dom.encoding:
1046                 g.currentEncoding = dom.encoding
1047                 wx.SetDefaultPyEncoding(g.currentEncoding.encode())
1048             else:
1049                 g.currentEncoding = ''
1050             # Change dir
1051             self.dataFile = path = os.path.abspath(path)
1052             dir = os.path.dirname(path)
1053             if dir: os.chdir(dir)
1054             tree.SetData(dom)
1055             self.SetTitle(progname + ': ' + os.path.basename(path))
1056         except:
1057             # Nice exception printing
1058             inf = sys.exc_info()
1059             wxLogError(traceback.format_exception(inf[0], inf[1], None)[-1])
1060             wxLogError('Error reading file: %s' % path)
1061             if debug: raise
1062             return False
1063         return True
1064
1065     def Indent(self, node, indent = 0):
1066         # Copy child list because it will change soon
1067         children = node.childNodes[:]
1068         # Main node doesn't need to be indented
1069         if indent:
1070             text = self.domCopy.createTextNode('\n' + ' ' * indent)
1071             node.parentNode.insertBefore(text, node)
1072         if children:
1073             # Append newline after last child, except for text nodes
1074             if children[-1].nodeType == minidom.Node.ELEMENT_NODE:
1075                 text = self.domCopy.createTextNode('\n' + ' ' * indent)
1076                 node.appendChild(text)
1077             # Indent children which are elements
1078             for n in children:
1079                 if n.nodeType == minidom.Node.ELEMENT_NODE:
1080                     self.Indent(n, indent + 2)
1081
1082     def Save(self, path):
1083         try:
1084             import codecs
1085             # Apply changes
1086             if tree.selection and panel.IsModified():
1087                 self.OnRefresh(wxCommandEvent())
1088             if g.currentEncoding:
1089                 f = codecs.open(path, 'wt', g.currentEncoding)
1090             else:
1091                 f = codecs.open(path, 'wt')
1092             # Make temporary copy for formatting it
1093             # !!! We can't clone dom node, it works only once
1094             #self.domCopy = tree.dom.cloneNode(True)
1095             self.domCopy = MyDocument()
1096             mainNode = self.domCopy.appendChild(tree.mainNode.cloneNode(True))
1097             # Remove first child (test element)
1098             testElem = mainNode.firstChild
1099             mainNode.removeChild(testElem)
1100             testElem.unlink()
1101             self.Indent(mainNode)
1102             self.domCopy.writexml(f, encoding = g.currentEncoding)
1103             f.close()
1104             self.domCopy.unlink()
1105             self.domCopy = None
1106             self.SetModified(False)
1107             panel.SetModified(False)
1108         except:
1109             inf = sys.exc_info()
1110             wxLogError(traceback.format_exception(inf[0], inf[1], None)[-1])
1111             wxLogError('Error writing file: %s' % path)
1112             raise
1113
1114     def AskSave(self):
1115         if not (self.modified or panel.IsModified()): return True
1116         flags = wxICON_EXCLAMATION | wxYES_NO | wxCANCEL | wxCENTRE
1117         dlg = wxMessageDialog( self, 'File is modified. Save before exit?',
1118                                'Save before too late?', flags )
1119         say = dlg.ShowModal()
1120         dlg.Destroy()
1121         if say == wxID_YES:
1122             self.OnSaveOrSaveAs(wxCommandEvent(wxID_SAVE))
1123             # If save was successful, modified flag is unset
1124             if not self.modified: return True
1125         elif say == wxID_NO:
1126             self.SetModified(False)
1127             panel.SetModified(False)
1128             return True
1129         return False
1130
1131     def SaveUndo(self):
1132         pass                            # !!!
1133
1134 ################################################################################
1135
1136 def usage():
1137     print >> sys.stderr, 'usage: xrced [-dhiv] [file]'
1138
1139 class App(wxApp):
1140     def OnInit(self):
1141         global debug
1142         # Process comand-line
1143         opts = args = None
1144         try:
1145             opts, args = getopt.getopt(sys.argv[1:], 'dhiv')
1146             for o,a in opts:
1147                 if o == '-h':
1148                     usage()
1149                     sys.exit(0)
1150                 elif o == '-d':
1151                     debug = True
1152                 elif o == '-v':
1153                     print 'XRCed version', version
1154                     sys.exit(0)
1155
1156         except getopt.GetoptError:
1157             if wxPlatform != '__WXMAC__': # macs have some extra parameters
1158                 print >> sys.stderr, 'Unknown option'
1159                 usage()
1160                 sys.exit(1)
1161
1162         self.SetAppName('xrced')
1163         # Settings
1164         global conf
1165         conf = g.conf = wxConfig(style = wxCONFIG_USE_LOCAL_FILE)
1166         conf.autoRefresh = conf.ReadInt('autorefresh', True)
1167         pos = conf.ReadInt('x', -1), conf.ReadInt('y', -1)
1168         size = conf.ReadInt('width', 800), conf.ReadInt('height', 600)
1169         conf.embedPanel = conf.ReadInt('embedPanel', True)
1170         conf.showTools = conf.ReadInt('showTools', True)
1171         conf.sashPos = conf.ReadInt('sashPos', 200)
1172         # read recently used files
1173         recentfiles=conf.Read('recentFiles','')
1174         conf.recentfiles={}
1175         if recentfiles:
1176             for fil in recentfiles.split('|'):
1177                 conf.recentfiles[wxNewId()]=fil
1178         if not conf.embedPanel:
1179             conf.panelX = conf.ReadInt('panelX', -1)
1180             conf.panelY = conf.ReadInt('panelY', -1)
1181         else:
1182             conf.panelX = conf.panelY = -1
1183         conf.panelWidth = conf.ReadInt('panelWidth', 200)
1184         conf.panelHeight = conf.ReadInt('panelHeight', 200)
1185         conf.panic = not conf.HasEntry('nopanic')
1186         # Add handlers
1187         wxFileSystem_AddHandler(wxMemoryFSHandler())
1188         wxInitAllImageHandlers()
1189         # Create main frame
1190         frame = Frame(pos, size)
1191         frame.Show(True)
1192
1193         # Load file after showing
1194         if args:
1195             conf.panic = False
1196             frame.open = frame.Open(args[0])
1197
1198         return True
1199
1200     def OnExit(self):
1201         # Write config
1202         global conf
1203         wc = wxConfigBase_Get()
1204         wc.WriteInt('autorefresh', conf.autoRefresh)
1205         wc.WriteInt('x', conf.x)
1206         wc.WriteInt('y', conf.y)
1207         wc.WriteInt('width', conf.width)
1208         wc.WriteInt('height', conf.height)
1209         wc.WriteInt('embedPanel', conf.embedPanel)
1210         wc.WriteInt('showTools', conf.showTools)
1211         if not conf.embedPanel:
1212             wc.WriteInt('panelX', conf.panelX)
1213             wc.WriteInt('panelY', conf.panelY)
1214         wc.WriteInt('sashPos', conf.sashPos)
1215         wc.WriteInt('panelWidth', conf.panelWidth)
1216         wc.WriteInt('panelHeight', conf.panelHeight)
1217         wc.WriteInt('nopanic', True)
1218         wc.Write('recentFiles', '|'.join(conf.recentfiles.values()[-5:]))
1219         wc.Flush()
1220
1221 def main():
1222     app = App(0, useBestVisual=False)
1223     #app.SetAssertMode(wxPYAPP_ASSERT_LOG)
1224     app.MainLoop()
1225     app.OnExit()
1226     global conf
1227     del conf
1228
1229 if __name__ == '__main__':
1230     main()