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
  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.clipboard = None
 310         self.Clear()
 311
 312         # Other events
 313         EVT_IDLE(self, self.OnIdle)
 314         EVT_CLOSE(self, self.OnCloseWindow)
 315         EVT_KEY_DOWN(self, tools.OnKeyDown)
 316         EVT_KEY_UP(self, tools.OnKeyUp)
 317         EVT_ICONIZE(self, self.OnIconize)
 318
 319     def AppendRecent(self, menu):
 320         # add recently used files to the menu
 321         for id,name in conf.recentfiles.iteritems():
 322             menu.Append(id,name)
 323             EVT_MENU(self,id,self.OnRecentFile)
 324         return
 325
 326     def OnRecentFile(self,evt):
 327         # open recently used file
 328         if not self.AskSave(): return
 329         wxBeginBusyCursor()
 330         try:
 331             path=conf.recentfiles[evt.GetId()]
 332             if self.Open(path):
 333                 self.SetStatusText('Data loaded')
 334             else:
 335                 self.SetStatusText('Failed')
 336         except KeyError:
 337             self.SetStatusText('No such file')
 338         wxEndBusyCursor()
 339
 340     def OnNew(self, evt):
 341         if not self.AskSave(): return
 342         self.Clear()
 343
 344     def OnOpen(self, evt):
 345         if not self.AskSave(): return
 346         dlg = wxFileDialog(self, 'Open', os.path.dirname(self.dataFile),
 347                            '', '*.xrc', wxOPEN | wxCHANGE_DIR)
 348         if dlg.ShowModal() == wxID_OK:
 349             path = dlg.GetPath()
 350             self.SetStatusText('Loading...')
 351             wxBeginBusyCursor()
 352             try:
 353                 if self.Open(path):
 354                     self.SetStatusText('Data loaded')
 355                 else:
 356                     self.SetStatusText('Failed')
 357                 self.SaveRecent(path)
 358             finally:
 359                 wxEndBusyCursor()
 360         dlg.Destroy()
 361
 362     def OnSaveOrSaveAs(self, evt):
 363         if evt.GetId() == wxID_SAVEAS or not self.dataFile:
 364             if self.dataFile: name = ''
 365             else: name = defaultName
 366             dirname = os.path.abspath(os.path.dirname(self.dataFile))
 367             dlg = wxFileDialog(self, 'Save As', dirname, name, '*.xrc',
 368                                wxSAVE | wxOVERWRITE_PROMPT | wxCHANGE_DIR)
 369             if dlg.ShowModal() == wxID_OK:
 370                 path = dlg.GetPath()
 371                 dlg.Destroy()
 372             else:
 373                 dlg.Destroy()
 374                 return
 375         else:
 376             path = self.dataFile
 377         self.SetStatusText('Saving...')
 378         wxBeginBusyCursor()
 379         try:
 380             try:
 381                 tmpFile,tmpName = tempfile.mkstemp(prefix='xrced-')
 382                 os.close(tmpFile)
 383                 self.Save(tmpName) # save temporary file first
 384                 shutil.move(tmpName, path)
 385                 self.dataFile = path
 386                 self.SetStatusText('Data saved')
 387                 self.SaveRecent(path)
 388             except IOError:
 389                 self.SetStatusText('Failed')
 390         finally:
 391             wxEndBusyCursor()
 392
 393     def SaveRecent(self,path):
 394         # append to recently used files
 395         if path not in conf.recentfiles.values():
 396             newid = wxNewId()
 397             self.recentMenu.Append(newid, path)
 398             EVT_MENU(self, newid, self.OnRecentFile)
 399             conf.recentfiles[newid] = path
 400
 401     def OnExit(self, evt):
 402         self.Close()
 403
 404     def OnUndo(self, evt):
 405         # Extra check to not mess with idle updating
 406         if undoMan.CanUndo():
 407             undoMan.Undo()
 408
 409     def OnRedo(self, evt):
 410         if undoMan.CanRedo():
 411             undoMan.Redo()
 412
 413     def OnCopy(self, evt):
 414         selected = tree.selection
 415         if not selected: return         # key pressed event
 416         xxx = tree.GetPyData(selected)
 417         self.clipboard = xxx.element.cloneNode(True)
 418         self.SetStatusText('Copied')
 419
 420     def OnPaste(self, evt):
 421         selected = tree.selection
 422         if not selected: return         # key pressed event
 423         # For pasting with Ctrl pressed
 424         appendChild = True
 425         if evt.GetId() == pullDownMenu.ID_PASTE_SIBLING: appendChild = False
 426         elif evt.GetId() == self.ID_TOOL_PASTE:
 427             if g.tree.ctrl: appendChild = False
 428             else: appendChild = not tree.NeedInsert(selected)
 429         else: appendChild = not tree.NeedInsert(selected)
 430         xxx = tree.GetPyData(selected)
 431         if not appendChild:
 432             # If has next item, insert, else append to parent
 433             nextItem = tree.GetNextSibling(selected)
 434             parentLeaf = tree.GetItemParent(selected)
 435         # Expanded container (must have children)
 436         elif tree.IsExpanded(selected) and tree.GetChildrenCount(selected, False):
 437             # Insert as first child
 438             nextItem = tree.GetFirstChild(selected)[0]
 439             parentLeaf = selected
 440         else:
 441             # No children or unexpanded item - appendChild stays True
 442             nextItem = wxTreeItemId()   # no next item
 443             parentLeaf = selected
 444         parent = tree.GetPyData(parentLeaf).treeObject()
 445
 446         # Create a copy of clipboard element
 447         elem = self.clipboard.cloneNode(True)
 448         # Tempopary xxx object to test things
 449         xxx = MakeXXXFromDOM(parent, elem)
 450
 451         # Check compatibility
 452         error = False
 453         # Top-level
 454         x = xxx.treeObject()
 455         if x.__class__ in [xxxDialog, xxxFrame, xxxMenuBar, xxxWizard]:
 456             # Top-level classes
 457             if parent.__class__ != xxxMainNode: error = True
 458         elif x.__class__ == xxxToolBar:
 459             # Toolbar can be top-level of child of panel or frame
 460             if parent.__class__ not in [xxxMainNode, xxxPanel, xxxFrame] and \
 461                not parent.isSizer: error = True
 462         elif x.__class__ == xxxPanel and parent.__class__ == xxxMainNode:
 463             pass
 464         elif x.__class__ == xxxSpacer:
 465             if not parent.isSizer: error = True
 466         elif x.__class__ == xxxSeparator:
 467             if not parent.__class__ in [xxxMenu, xxxToolBar]: error = True
 468         elif x.__class__ == xxxTool:
 469             if parent.__class__ != xxxToolBar: error = True
 470         elif x.__class__ == xxxMenu:
 471             if not parent.__class__ in [xxxMainNode, xxxMenuBar, xxxMenu]: error = True
 472         elif x.__class__ == xxxMenuItem:
 473             if not parent.__class__ in [xxxMenuBar, xxxMenu]: error = True
 474         elif x.isSizer and parent.__class__ == xxxNotebook: error = True
 475         else:                           # normal controls can be almost anywhere
 476             if parent.__class__ == xxxMainNode or \
 477                parent.__class__ in [xxxMenuBar, xxxMenu]: error = True
 478         if error:
 479             if parent.__class__ == xxxMainNode: parentClass = 'root'
 480             else: parentClass = parent.className
 481             wxLogError('Incompatible parent/child: parent is %s, child is %s!' %
 482                        (parentClass, x.className))
 483             return
 484
 485         # Check parent and child relationships.
 486         # If parent is sizer or notebook, child is of wrong class or
 487         # parent is normal window, child is child container then detach child.
 488         isChildContainer = isinstance(xxx, xxxChildContainer)
 489         if isChildContainer and \
 490            ((parent.isSizer and not isinstance(xxx, xxxSizerItem)) or \
 491             (isinstance(parent, xxxNotebook) and not isinstance(xxx, xxxNotebookPage)) or \
 492            not (parent.isSizer or isinstance(parent, xxxNotebook))):
 493             elem.removeChild(xxx.child.element) # detach child
 494             elem.unlink()           # delete child container
 495             elem = xxx.child.element # replace
 496             # This may help garbage collection
 497             xxx.child.parent = None
 498             isChildContainer = False
 499         # Parent is sizer or notebook, child is not child container
 500         if parent.isSizer and not isChildContainer and not isinstance(xxx, xxxSpacer):
 501             # Create sizer item element
 502             sizerItemElem = MakeEmptyDOM(parent.itemTag)
 503             sizerItemElem.appendChild(elem)
 504             elem = sizerItemElem
 505         elif isinstance(parent, xxxNotebook) and not isChildContainer:
 506             pageElem = MakeEmptyDOM('notebookpage')
 507             pageElem.appendChild(elem)
 508             elem = pageElem
 509         # Insert new node, register undo
 510         newItem = tree.InsertNode(parentLeaf, parent, elem, nextItem)
 511         undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
 512         # Scroll to show new item (!!! redundant?)
 513         tree.EnsureVisible(newItem)
 514         tree.SelectItem(newItem)
 515         if not tree.IsVisible(newItem):
 516             tree.ScrollTo(newItem)
 517             tree.Refresh()
 518         # Update view?
 519         if g.testWin and tree.IsHighlatable(newItem):
 520             if conf.autoRefresh:
 521                 tree.needUpdate = True
 522                 tree.pendingHighLight = newItem
 523             else:
 524                 tree.pendingHighLight = None
 525         self.SetModified()
 526         self.SetStatusText('Pasted')
 527
 528     def OnCutDelete(self, evt):
 529         selected = tree.selection
 530         if not selected: return         # key pressed event
 531         # Undo info
 532         if evt.GetId() == wxID_CUT:
 533             self.lastOp = 'CUT'
 534             status = 'Removed to clipboard'
 535         else:
 536             self.lastOp = 'DELETE'
 537             status = 'Deleted'
 538         # Delete testWin?
 539         if g.testWin:
 540             # If deleting top-level item, delete testWin
 541             if selected == g.testWin.item:
 542                 g.testWin.Destroy()
 543                 g.testWin = None
 544             else:
 545                 # Remove highlight, update testWin
 546                 if g.testWin.highLight:
 547                     g.testWin.highLight.Remove()
 548                 tree.needUpdate = True
 549         # Prepare undo data
 550         panel.Apply()
 551         index = tree.ItemFullIndex(selected)
 552         parent = tree.GetPyData(tree.GetItemParent(selected)).treeObject()
 553         elem = tree.RemoveLeaf(selected)
 554         undoMan.RegisterUndo(UndoCutDelete(index, parent, elem))
 555         if evt.GetId() == wxID_CUT:
 556             if self.clipboard: self.clipboard.unlink()
 557             self.clipboard = elem.cloneNode(True)
 558         tree.pendingHighLight = None
 559         tree.UnselectAll()
 560         tree.selection = None
 561         # Update tools
 562         g.tools.UpdateUI()
 563         panel.Clear()
 564         self.SetModified()
 565         self.SetStatusText(status)
 566
 567     def OnSubclass(self, evt):
 568         selected = tree.selection
 569         xxx = tree.GetPyData(selected).treeObject()
 570         elem = xxx.element
 571         subclass = xxx.subclass
 572         dlg = wxTextEntryDialog(self, 'Subclass:', defaultValue=subclass)
 573         if dlg.ShowModal() == wxID_OK:
 574             subclass = dlg.GetValue()
 575             if subclass:
 576                 elem.setAttribute('subclass', subclass)
 577             elif elem.hasAttribute('subclass'):
 578                 elem.removeAttribute('subclass')
 579             self.SetModified()
 580             xxx.subclass = elem.getAttribute('subclass')
 581             tree.SetItemText(selected, xxx.treeName())
 582             panel.pages[0].box.SetLabel(xxx.panelName())
 583         dlg.Destroy()
 584
 585     def OnEmbedPanel(self, evt):
 586         conf.embedPanel = evt.IsChecked()
 587         if conf.embedPanel:
 588             # Remember last dimentions
 589             conf.panelX, conf.panelY = self.miniFrame.GetPosition()
 590             conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
 591             size = self.GetSize()
 592             pos = self.GetPosition()
 593             sizePanel = panel.GetSize()
 594             panel.Reparent(self.splitter)
 595             self.miniFrame.GetSizer().Remove(panel)
 596             # Widen
 597             self.SetDimensions(pos.x, pos.y, size.width + sizePanel.width, size.height)
 598             self.splitter.SplitVertically(tree, panel, conf.sashPos)
 599             self.miniFrame.Show(False)
 600         else:
 601             conf.sashPos = self.splitter.GetSashPosition()
 602             pos = self.GetPosition()
 603             size = self.GetSize()
 604             sizePanel = panel.GetSize()
 605             self.splitter.Unsplit(panel)
 606             sizer = self.miniFrame.GetSizer()
 607             panel.Reparent(self.miniFrame)
 608             panel.Show(True)
 609             sizer.Add(panel, 1, wxEXPAND)
 610             self.miniFrame.Show(True)
 611             self.miniFrame.SetDimensions(conf.panelX, conf.panelY,
 612                                          conf.panelWidth, conf.panelHeight)
 613             # Reduce width
 614             self.SetDimensions(pos.x, pos.y,
 615                                max(size.width - sizePanel.width, self.minWidth), size.height)
 616
 617     def OnShowTools(self, evt):
 618         conf.showTools = evt.IsChecked()
 619         g.tools.Show(conf.showTools)
 620         if conf.showTools:
 621             self.toolsSizer.Prepend(g.tools, 0, wxEXPAND)
 622         else:
 623             self.toolsSizer.Remove(g.tools)
 624         self.toolsSizer.Layout()
 625
 626     def OnTest(self, evt):
 627         if not tree.selection: return   # key pressed event
 628         tree.ShowTestWindow(tree.selection)
 629
 630     def OnTestHide(self, evt):
 631         tree.CloseTestWindow()
 632
 633     # Find object by relative position
 634     def FindObject(self, item, obj):
 635         # We simply perform depth-first traversal, sinse it's too much
 636         # hassle to deal with all sizer/window combinations
 637         w = tree.FindNodeObject(item)
 638         if w == obj:
 639             return item
 640         if tree.ItemHasChildren(item):
 641             child = tree.GetFirstChild(item)[0]
 642             while child:
 643                 found = self.FindObject(child, obj)
 644                 if found: return found
 645                 child = tree.GetNextSibling(child)
 646         return None
 647
 648     def OnTestWinLeftDown(self, evt):
 649         pos = evt.GetPosition()
 650         self.SetHandler(g.testWin)
 651         g.testWin.Disconnect(wxID_ANY, wxID_ANY, wxEVT_LEFT_DOWN)
 652         item = self.FindObject(g.testWin.item, evt.GetEventObject())
 653         if item:
 654             tree.SelectItem(item)
 655         self.tb.ToggleTool(self.ID_TOOL_LOCATE, False)
 656         if item:
 657             self.SetStatusText('Selected %s' % tree.GetItemText(item))
 658         else:
 659             self.SetStatusText('Locate failed!')
 660
 661     def SetHandler(self, w, h=None):
 662         if h:
 663             w.SetEventHandler(h)
 664             w.SetCursor(wxCROSS_CURSOR)
 665         else:
 666             w.SetEventHandler(w)
 667             w.SetCursor(wxNullCursor)
 668         for ch in w.GetChildren():
 669             self.SetHandler(ch, h)
 670
 671     def OnLocate(self, evt):
 672         if g.testWin:
 673             if evt.GetId() == self.ID_LOCATE or \
 674                evt.GetId() == self.ID_TOOL_LOCATE and evt.IsChecked():
 675                 self.SetHandler(g.testWin, g.testWin)
 676                 g.testWin.Connect(wxID_ANY, wxID_ANY, wxEVT_LEFT_DOWN, self.OnTestWinLeftDown)
 677                 if evt.GetId() == self.ID_LOCATE:
 678                     self.tb.ToggleTool(self.ID_TOOL_LOCATE, True)
 679             elif evt.GetId() == self.ID_TOOL_LOCATE and not evt.IsChecked():
 680                 self.SetHandler(g.testWin, None)
 681                 g.testWin.Disconnect(wxID_ANY, wxID_ANY, wxEVT_LEFT_DOWN)
 682             self.SetStatusText('Click somewhere in your test window now')
 683
 684     def OnRefresh(self, evt):
 685         # If modified, apply first
 686         selection = tree.selection
 687         if selection:
 688             xxx = tree.GetPyData(selection)
 689             if xxx and panel.IsModified():
 690                 tree.Apply(xxx, selection)
 691         if g.testWin:
 692             # (re)create
 693             tree.CreateTestWin(g.testWin.item)
 694         panel.modified = False
 695         tree.needUpdate = False
 696
 697     def OnAutoRefresh(self, evt):
 698         conf.autoRefresh = evt.IsChecked()
 699         self.menuBar.Check(self.ID_AUTO_REFRESH, conf.autoRefresh)
 700         self.tb.ToggleTool(self.ID_AUTO_REFRESH, conf.autoRefresh)
 701
 702     def OnAbout(self, evt):
 703         str = '''\
 704 XRCed version %s
 705
 706 (c) Roman Rolinsky <rollrom@users.sourceforge.net>
 707 Homepage: http://xrced.sourceforge.net\
 708 ''' % version
 709         dlg = wxMessageDialog(self, str, 'About XRCed', wxOK | wxCENTRE)
 710         dlg.ShowModal()
 711         dlg.Destroy()
 712
 713     def OnReadme(self, evt):
 714         text = open(os.path.join(basePath, 'README.txt'), 'r').read()
 715         dlg = ScrolledMessageDialog(self, text, "XRCed README")
 716         dlg.ShowModal()
 717         dlg.Destroy()
 718
 719     # Simple emulation of python command line
 720     def OnDebugCMD(self, evt):
 721         while 1:
 722             try:
 723                 exec raw_input('C:\> ')
 724             except EOFError:
 725                 print '^D'
 726                 break
 727             except:
 728                 (etype, value, tb) =sys.exc_info()
 729                 tblist =traceback.extract_tb(tb)[1:]
 730                 msg =' '.join(traceback.format_exception_only(etype, value)
 731                         +traceback.format_list(tblist))
 732                 print msg
 733
 734     def OnCreate(self, evt):
 735         selected = tree.selection
 736         if tree.ctrl: appendChild = False
 737         else: appendChild = not tree.NeedInsert(selected)
 738         xxx = tree.GetPyData(selected)
 739         if not appendChild:
 740             # If insert before
 741             if tree.shift:
 742                 # If has previous item, insert after it, else append to parent
 743                 nextItem = selected
 744                 parentLeaf = tree.GetItemParent(selected)
 745             else:
 746                 # If has next item, insert, else append to parent
 747                 nextItem = tree.GetNextSibling(selected)
 748                 parentLeaf = tree.GetItemParent(selected)
 749         # Expanded container (must have children)
 750         elif tree.shift and tree.IsExpanded(selected) \
 751            and tree.GetChildrenCount(selected, False):
 752             nextItem = tree.GetFirstChild(selected)[0]
 753             parentLeaf = selected
 754         else:
 755             nextItem = wxTreeItemId()
 756             parentLeaf = selected
 757         parent = tree.GetPyData(parentLeaf)
 758         if parent.hasChild: parent = parent.child
 759
 760         # Create object_ref?
 761         if evt.GetId() == ID_NEW.REF:
 762             ref = wxGetTextFromUser('Create reference to:', 'Create reference')
 763             if not ref: return
 764             xxx = MakeEmptyRefXXX(parent, ref)
 765         else:
 766             # Create empty element
 767             className = pullDownMenu.createMap[evt.GetId()]
 768             xxx = MakeEmptyXXX(parent, className)
 769
 770         # Set default name for top-level windows
 771         if parent.__class__ == xxxMainNode:
 772             cl = xxx.treeObject().__class__
 773             frame.maxIDs[cl] += 1
 774             xxx.setTreeName('%s%d' % (defaultIDs[cl], frame.maxIDs[cl]))
 775         # And for some other standard controls
 776         elif parent.__class__ == xxxStdDialogButtonSizer:
 777             xxx.setTreeName(pullDownMenu.stdButtonIDs[evt.GetId()][0])
 778             # We can even set label
 779             obj = xxx.treeObject()
 780             elem = g.tree.dom.createElement('label')
 781             elem.appendChild(g.tree.dom.createTextNode(pullDownMenu.stdButtonIDs[evt.GetId()][1]))
 782             obj.params['label'] = xxxParam(elem)
 783             xxx.treeObject().element.appendChild(elem)
 784
 785         # Insert new node, register undo
 786         elem = xxx.element
 787         newItem = tree.InsertNode(parentLeaf, parent, elem, nextItem)
 788         undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
 789         tree.EnsureVisible(newItem)
 790         tree.SelectItem(newItem)
 791         if not tree.IsVisible(newItem):
 792             tree.ScrollTo(newItem)
 793             tree.Refresh()
 794         # Update view?
 795         if g.testWin and tree.IsHighlatable(newItem):
 796             if conf.autoRefresh:
 797                 tree.needUpdate = True
 798                 tree.pendingHighLight = newItem
 799             else:
 800                 tree.pendingHighLight = None
 801         tree.SetFocus()
 802         self.SetModified()
 803
 804     # Replace one object with another
 805     def OnReplace(self, evt):
 806         selected = tree.selection
 807         xxx = tree.GetPyData(selected).treeObject()
 808         elem = xxx.element
 809         parent = elem.parentNode
 810         undoMan.RegisterUndo(UndoReplace(selected))
 811         # New class
 812         className = pullDownMenu.createMap[evt.GetId() - 1000]
 813         # Create temporary empty node (with default values)
 814         dummy = MakeEmptyDOM(className)
 815         if className == 'spacer' and xxx.className != 'spacer':
 816             klass = xxxSpacer
 817         elif xxx.className == 'spacer' and className != 'spacer':
 818             klass = xxxSizerItem
 819         else:
 820             klass = xxxDict[className]
 821         # Remove non-compatible children
 822         if tree.ItemHasChildren(selected) and not klass.hasChildren:
 823             tree.DeleteChildren(selected)
 824         nodes = elem.childNodes[:]
 825         tags = []
 826         for node in nodes:
 827             if node.nodeType != minidom.Node.ELEMENT_NODE: continue
 828             remove = False
 829             tag = node.tagName
 830             if tag == 'object':
 831                 if not klass.hasChildren:  remove = True
 832             elif tag not in klass.allParams and \
 833                      (not klass.hasStyle or tag not in klass.styles):
 834                 remove = True
 835             else:
 836                 tags.append(tag)
 837             if remove:
 838                 elem.removeChild(node)
 839                 node.unlink()
 840
 841         # Remove sizeritem child if spacer
 842         if className == 'spacer' and xxx.className != 'spacer':
 843             sizeritem = elem.parentNode
 844             assert sizeritem.getAttribute('class') == 'sizeritem'
 845             sizeritem.removeChild(elem)
 846             elem.unlink()
 847             elem = sizeritem
 848             tree.GetPyData(selected).hasChild = false
 849         elif xxx.className == 'spacer' and className != 'spacer':
 850             # Create sizeritem element
 851             assert xxx.parent.isSizer
 852             elem.setAttribute('class', 'sizeritem')
 853             node = MakeEmptyDOM(className)
 854             elem.appendChild(node)
 855             # Replace to point to new object
 856             xxx = xxxSizerItem(xxx.parent, elem)
 857             elem = node
 858             tree.SetPyData(selected, xxx)
 859             xxx = xxx.child
 860         else:
 861             # Copy parameters present in dummy but not in elem
 862             for node in dummy.childNodes:
 863                 if node.tagName not in tags:  elem.appendChild(node.cloneNode(True))
 864         dummy.unlink()
 865
 866         # Change class name
 867         elem.setAttribute('class', className)
 868         if elem.hasAttribute('subclass'):
 869             elem.removeAttribute('subclass') # clear subclassing
 870         # Re-create xxx element
 871         xxx = MakeXXXFromDOM(xxx.parent, elem)
 872         # Update parent in child objects
 873         if tree.ItemHasChildren(selected):
 874             i, cookie = tree.GetFirstChild(selected)
 875             while i.IsOk():
 876                 x = tree.GetPyData(i)
 877                 x.parent = xxx
 878                 if x.hasChild: x.child.parent = xxx
 879                 i, cookie = tree.GetNextChild(selected, cookie)
 880
 881         # Update tree
 882         if tree.GetPyData(selected).hasChild: # child container
 883             container = tree.GetPyData(selected)
 884             container.child = xxx
 885             container.hasChildren = xxx.hasChildren
 886             container.isSizer = xxx.isSizer
 887             xxx = container
 888         else:
 889             tree.SetPyData(selected, xxx)
 890         tree.SetItemText(selected, xxx.treeName())
 891         tree.SetItemImage(selected, xxx.treeImage())
 892
 893         # Set default name for top-level windows
 894         if parent.__class__ == xxxMainNode:
 895             cl = xxx.treeObject().__class__
 896             frame.maxIDs[cl] += 1
 897             xxx.setTreeName('%s%d' % (defaultIDs[cl], frame.maxIDs[cl]))
 898
 899         # Update panel
 900         g.panel.SetData(xxx)
 901         # Update tools
 902         g.tools.UpdateUI()
 903
 904         #undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
 905         # Update view?
 906         if g.testWin and tree.IsHighlatable(selected):
 907             if conf.autoRefresh:
 908                 tree.needUpdate = True
 909                 tree.pendingHighLight = selected
 910             else:
 911                 tree.pendingHighLight = None
 912         tree.SetFocus()
 913         self.SetModified()
 914
 915     # Expand/collapse subtree
 916     def OnExpand(self, evt):
 917         if tree.selection: tree.ExpandAll(tree.selection)
 918         else: tree.ExpandAll(tree.root)
 919     def OnCollapse(self, evt):
 920         if tree.selection: tree.CollapseAll(tree.selection)
 921         else: tree.CollapseAll(tree.root)
 922
 923     def OnPullDownHighlight(self, evt):
 924         menuId = evt.GetMenuId()
 925         if menuId != -1:
 926             menu = evt.GetEventObject()
 927             help = menu.GetHelpString(menuId)
 928             self.SetStatusText(help)
 929         else:
 930             self.SetStatusText('')
 931
 932     def OnUpdateUI(self, evt):
 933         if evt.GetId() in [wxID_CUT, wxID_COPY, self.ID_DELETE]:
 934             evt.Enable(tree.selection is not None and tree.selection != tree.root)
 935         elif evt.GetId() == wxID_SAVE:
 936             evt.Enable(self.modified)
 937         elif evt.GetId() in [wxID_PASTE, self.ID_TOOL_PASTE]:
 938             evt.Enable((self.clipboard and tree.selection) != None)
 939         elif evt.GetId() == self.ID_TEST:
 940             evt.Enable(tree.selection is not None and tree.selection != tree.root)
 941         elif evt.GetId() in [self.ID_LOCATE, self.ID_TOOL_LOCATE]:
 942             evt.Enable(g.testWin is not None)
 943         elif evt.GetId() == wxID_UNDO:  evt.Enable(undoMan.CanUndo())
 944         elif evt.GetId() == wxID_REDO:  evt.Enable(undoMan.CanRedo())
 945
 946     def OnIdle(self, evt):
 947         if self.inIdle: return          # Recursive call protection
 948         self.inIdle = True
 949         if tree.needUpdate:
 950             if conf.autoRefresh:
 951                 if g.testWin:
 952                     self.SetStatusText('Refreshing test window...')
 953                     # (re)create
 954                     tree.CreateTestWin(g.testWin.item)
 955                     self.SetStatusText('')
 956                 tree.needUpdate = False
 957         elif tree.pendingHighLight:
 958             tree.HighLight(tree.pendingHighLight)
 959         else:
 960             evt.Skip()
 961         self.inIdle = False
 962
 963     # We don't let close panel window
 964     def OnCloseMiniFrame(self, evt):
 965         return
 966
 967     def OnIconize(self, evt):
 968         conf.x, conf.y = self.GetPosition()
 969         conf.width, conf.height = self.GetSize()
 970         if conf.embedPanel:
 971             conf.sashPos = self.splitter.GetSashPosition()
 972         else:
 973             conf.panelX, conf.panelY = self.miniFrame.GetPosition()
 974             conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
 975             self.miniFrame.Iconize()
 976         evt.Skip()
 977
 978     def OnCloseWindow(self, evt):
 979         if not self.AskSave(): return
 980         if g.testWin: g.testWin.Destroy()
 981         if not panel.GetPageCount() == 2:
 982             panel.page2.Destroy()
 983         else:
 984             # If we don't do this, page does not get destroyed (a bug?)
 985             panel.RemovePage(1)
 986         if not self.IsIconized():
 987             conf.x, conf.y = self.GetPosition()
 988             conf.width, conf.height = self.GetSize()
 989             if conf.embedPanel:
 990                 conf.sashPos = self.splitter.GetSashPosition()
 991             else:
 992                 conf.panelX, conf.panelY = self.miniFrame.GetPosition()
 993                 conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
 994         evt.Skip()
 995
 996     def Clear(self):
 997         self.dataFile = ''
 998         if self.clipboard:
 999             self.clipboard.unlink()
1000             self.clipboard = None
1001         undoMan.Clear()
1002         self.SetModified(False)
1003         tree.Clear()
1004         panel.Clear()
1005         if g.testWin:
1006             g.testWin.Destroy()
1007             g.testWin = None
1008         # Numbers for new controls
1009         self.maxIDs = {}
1010         self.maxIDs[xxxPanel] = self.maxIDs[xxxDialog] = self.maxIDs[xxxFrame] = \
1011         self.maxIDs[xxxMenuBar] = self.maxIDs[xxxMenu] = self.maxIDs[xxxToolBar] = \
1012         self.maxIDs[xxxWizard] = 0
1013
1014     def SetModified(self, state=True):
1015         self.modified = state
1016         name = os.path.basename(self.dataFile)
1017         if not name: name = defaultName
1018         if state:
1019             self.SetTitle(progname + ': ' + name + ' *')
1020         else:
1021             self.SetTitle(progname + ': ' + name)
1022
1023     def Open(self, path):
1024         if not os.path.exists(path):
1025             wxLogError('File does not exists: %s' % path)
1026             return False
1027         # Try to read the file
1028         try:
1029             f = open(path)
1030             self.Clear()
1031             dom = minidom.parse(f)
1032             f.close()
1033             # Set encoding global variable and default encoding
1034             if dom.encoding:
1035                 g.currentEncoding = dom.encoding
1036                 wx.SetDefaultPyEncoding(g.currentEncoding.encode())
1037             else:
1038                 g.currentEncoding = ''
1039             # Change dir
1040             self.dataFile = path = os.path.abspath(path)
1041             dir = os.path.dirname(path)
1042             if dir: os.chdir(dir)
1043             tree.SetData(dom)
1044             self.SetTitle(progname + ': ' + os.path.basename(path))
1045         except:
1046             # Nice exception printing
1047             inf = sys.exc_info()
1048             wxLogError(traceback.format_exception(inf[0], inf[1], None)[-1])
1049             wxLogError('Error reading file: %s' % path)
1050             if debug: raise
1051             return False
1052         return True
1053
1054     def Indent(self, node, indent = 0):
1055         # Copy child list because it will change soon
1056         children = node.childNodes[:]
1057         # Main node doesn't need to be indented
1058         if indent:
1059             text = self.domCopy.createTextNode('\n' + ' ' * indent)
1060             node.parentNode.insertBefore(text, node)
1061         if children:
1062             # Append newline after last child, except for text nodes
1063             if children[-1].nodeType == minidom.Node.ELEMENT_NODE:
1064                 text = self.domCopy.createTextNode('\n' + ' ' * indent)
1065                 node.appendChild(text)
1066             # Indent children which are elements
1067             for n in children:
1068                 if n.nodeType == minidom.Node.ELEMENT_NODE:
1069                     self.Indent(n, indent + 2)
1070
1071     def Save(self, path):
1072         try:
1073             import codecs
1074             # Apply changes
1075             if tree.selection and panel.IsModified():
1076                 self.OnRefresh(wxCommandEvent())
1077             if g.currentEncoding:
1078                 f = codecs.open(path, 'wt', g.currentEncoding)
1079             else:
1080                 f = codecs.open(path, 'wt')
1081             # Make temporary copy for formatting it
1082             # !!! We can't clone dom node, it works only once
1083             #self.domCopy = tree.dom.cloneNode(True)
1084             self.domCopy = MyDocument()
1085             mainNode = self.domCopy.appendChild(tree.mainNode.cloneNode(True))
1086             # Remove first child (test element)
1087             testElem = mainNode.firstChild
1088             mainNode.removeChild(testElem)
1089             testElem.unlink()
1090             self.Indent(mainNode)
1091             self.domCopy.writexml(f, encoding = g.currentEncoding)
1092             f.close()
1093             self.domCopy.unlink()
1094             self.domCopy = None
1095             self.SetModified(False)
1096             panel.SetModified(False)
1097         except:
1098             inf = sys.exc_info()
1099             wxLogError(traceback.format_exception(inf[0], inf[1], None)[-1])
1100             wxLogError('Error writing file: %s' % path)
1101             raise
1102
1103     def AskSave(self):
1104         if not (self.modified or panel.IsModified()): return True
1105         flags = wxICON_EXCLAMATION | wxYES_NO | wxCANCEL | wxCENTRE
1106         dlg = wxMessageDialog( self, 'File is modified. Save before exit?',
1107                                'Save before too late?', flags )
1108         say = dlg.ShowModal()
1109         dlg.Destroy()
1110         if say == wxID_YES:
1111             self.OnSaveOrSaveAs(wxCommandEvent(wxID_SAVE))
1112             # If save was successful, modified flag is unset
1113             if not self.modified: return True
1114         elif say == wxID_NO:
1115             self.SetModified(False)
1116             panel.SetModified(False)
1117             return True
1118         return False
1119
1120     def SaveUndo(self):
1121         pass                            # !!!
1122
1123 ################################################################################
1124
1125 def usage():
1126     print >> sys.stderr, 'usage: xrced [-dhiv] [file]'
1127
1128 class App(wxApp):
1129     def OnInit(self):
1130         global debug
1131         # Process comand-line
1132         opts = args = None
1133         try:
1134             opts, args = getopt.getopt(sys.argv[1:], 'dhiv')
1135             for o,a in opts:
1136                 if o == '-h':
1137                     usage()
1138                     sys.exit(0)
1139                 elif o == '-d':
1140                     debug = True
1141                 elif o == '-v':
1142                     print 'XRCed version', version
1143                     sys.exit(0)
1144
1145         except getopt.GetoptError:
1146             if wxPlatform != '__WXMAC__': # macs have some extra parameters
1147                 print >> sys.stderr, 'Unknown option'
1148                 usage()
1149                 sys.exit(1)
1150
1151         self.SetAppName('xrced')
1152         # Settings
1153         global conf
1154         conf = g.conf = wxConfig(style = wxCONFIG_USE_LOCAL_FILE)
1155         conf.autoRefresh = conf.ReadInt('autorefresh', True)
1156         pos = conf.ReadInt('x', -1), conf.ReadInt('y', -1)
1157         size = conf.ReadInt('width', 800), conf.ReadInt('height', 600)
1158         conf.embedPanel = conf.ReadInt('embedPanel', True)
1159         conf.showTools = conf.ReadInt('showTools', True)
1160         conf.sashPos = conf.ReadInt('sashPos', 200)
1161         # read recently used files
1162         recentfiles=conf.Read('recentFiles','')
1163         conf.recentfiles={}
1164         if recentfiles:
1165             for fil in recentfiles.split('|'):
1166                 conf.recentfiles[wxNewId()]=fil
1167         if not conf.embedPanel:
1168             conf.panelX = conf.ReadInt('panelX', -1)
1169             conf.panelY = conf.ReadInt('panelY', -1)
1170         else:
1171             conf.panelX = conf.panelY = -1
1172         conf.panelWidth = conf.ReadInt('panelWidth', 200)
1173         conf.panelHeight = conf.ReadInt('panelHeight', 200)
1174         conf.panic = not conf.HasEntry('nopanic')
1175         # Add handlers
1176         wxFileSystem_AddHandler(wxMemoryFSHandler())
1177         wxInitAllImageHandlers()
1178         # Create main frame
1179         frame = Frame(pos, size)
1180         frame.Show(True)
1181
1182         # Load file after showing
1183         if args:
1184             conf.panic = False
1185             frame.open = frame.Open(args[0])
1186
1187         return True
1188
1189     def OnExit(self):
1190         # Write config
1191         global conf
1192         wc = wxConfigBase_Get()
1193         wc.WriteInt('autorefresh', conf.autoRefresh)
1194         wc.WriteInt('x', conf.x)
1195         wc.WriteInt('y', conf.y)
1196         wc.WriteInt('width', conf.width)
1197         wc.WriteInt('height', conf.height)
1198         wc.WriteInt('embedPanel', conf.embedPanel)
1199         wc.WriteInt('showTools', conf.showTools)
1200         if not conf.embedPanel:
1201             wc.WriteInt('panelX', conf.panelX)
1202             wc.WriteInt('panelY', conf.panelY)
1203         wc.WriteInt('sashPos', conf.sashPos)
1204         wc.WriteInt('panelWidth', conf.panelWidth)
1205         wc.WriteInt('panelHeight', conf.panelHeight)
1206         wc.WriteInt('nopanic', True)
1207         wc.Write('recentFiles', '|'.join(conf.recentfiles.values()[-5:]))
1208         wc.Flush()
1209
1210 def main():
1211     app = App(0, useBestVisual=False)
1212     #app.SetAssertMode(wxPYAPP_ASSERT_LOG)
1213     app.MainLoop()
1214     app.OnExit()
1215     global conf
1216     del conf
1217
1218 if __name__ == '__main__':
1219     main()