wxPython/wx/py/shell.py

   1 """Shell is an interactive text control in which a user types in
   2 commands to be sent to the interpreter.  This particular shell is
   3 based on wxPython's wxStyledTextCtrl.
   4
   5 Sponsored by Orbtech - Your source for Python programming expertise."""
   6
   7 __author__ = "Patrick K. O'Brien <pobrien@orbtech.com>"
   8 __cvsid__ = "$Id$"
   9 __revision__ = "$Revision$"[11:-2]
  10
  11 import wx
  12 from wx import stc
  13
  14 import keyword
  15 import os
  16 import sys
  17 import time
  18
  19 from buffer import Buffer
  20 import dispatcher
  21 import editwindow
  22 import frame
  23 from pseudo import PseudoFileIn
  24 from pseudo import PseudoFileOut
  25 from pseudo import PseudoFileErr
  26 from version import VERSION
  27
  28 sys.ps3 = '<-- '  # Input prompt.
  29
  30 NAVKEYS = (wx.WXK_END, wx.WXK_LEFT, wx.WXK_RIGHT,
  31            wx.WXK_UP, wx.WXK_DOWN, wx.WXK_PRIOR, wx.WXK_NEXT)
  32
  33
  34 class ShellFrame(frame.Frame, frame.ShellFrameMixin):
  35     """Frame containing the shell component."""
  36
  37     name = 'Shell Frame'
  38     revision = __revision__
  39
  40     def __init__(self, parent=None, id=-1, title='PyShell',
  41                  pos=wx.DefaultPosition, size=wx.DefaultSize,
  42                  style=wx.DEFAULT_FRAME_STYLE, locals=None,
  43                  InterpClass=None,
  44                  config=None, dataDir=None,
  45                  *args, **kwds):
  46         """Create ShellFrame instance."""
  47         frame.Frame.__init__(self, parent, id, title, pos, size, style)
  48         frame.ShellFrameMixin.__init__(self, config, dataDir)
  49
  50         if size == wx.DefaultSize:
  51             self.SetSize((750, 525))
  52
  53         intro = 'PyShell %s - The Flakiest Python Shell' % VERSION
  54         self.SetStatusText(intro.replace('\n', ', '))
  55         self.shell = Shell(parent=self, id=-1, introText=intro,
  56                            locals=locals, InterpClass=InterpClass,
  57                            startupScript=self.startupScript,
  58                            execStartupScript=self.execStartupScript,
  59                            *args, **kwds)
  60
  61         # Override the shell so that status messages go to the status bar.
  62         self.shell.setStatusText = self.SetStatusText
  63
  64         self.shell.SetFocus()
  65         self.LoadSettings()
  66
  67
  68     def OnClose(self, event):
  69         """Event handler for closing."""
  70         # This isn't working the way I want, but I'll leave it for now.
  71         if self.shell.waiting:
  72             if event.CanVeto():
  73                 event.Veto(True)
  74         else:
  75             self.SaveSettings()
  76             self.shell.destroy()
  77             self.Destroy()
  78
  79     def OnAbout(self, event):
  80         """Display an About window."""
  81         title = 'About PyShell'
  82         text = 'PyShell %s\n\n' % VERSION + \
  83                'Yet another Python shell, only flakier.\n\n' + \
  84                'Half-baked by Patrick K. O\'Brien,\n' + \
  85                'the other half is still in the oven.\n\n' + \
  86                'Shell Revision: %s\n' % self.shell.revision + \
  87                'Interpreter Revision: %s\n\n' % self.shell.interp.revision + \
  88                'Platform: %s\n' % sys.platform + \
  89                'Python Version: %s\n' % sys.version.split()[0] + \
  90                'wxPython Version: %s\n' % wx.VERSION_STRING + \
  91                ('\t(%s)\n' % ", ".join(wx.PlatformInfo[1:]))
  92         dialog = wx.MessageDialog(self, text, title,
  93                                   wx.OK | wx.ICON_INFORMATION)
  94         dialog.ShowModal()
  95         dialog.Destroy()
  96
  97
  98     def OnHelp(self, event):
  99         """Show a help dialog."""
 100         frame.ShellFrameMixin.OnHelp(self, event)
 101
 102
 103     def LoadSettings(self):
 104         if self.config is not None:
 105             frame.ShellFrameMixin.LoadSettings(self)
 106             frame.Frame.LoadSettings(self, self.config)
 107             self.shell.LoadSettings(self.config)
 108
 109     def SaveSettings(self, force=False):
 110         if self.config is not None:
 111             frame.ShellFrameMixin.SaveSettings(self)
 112             if self.autoSaveSettings or force:
 113                 frame.Frame.SaveSettings(self, self.config)
 114                 self.shell.SaveSettings(self.config)
 115
 116     def DoSaveSettings(self):
 117         if self.config is not None:
 118             self.SaveSettings(force=True)
 119             self.config.Flush()
 120
 121
 122
 123
 124 HELP_TEXT = """\
 125 * Key bindings:
 126 Home              Go to the beginning of the command or line.
 127 Shift+Home        Select to the beginning of the command or line.
 128 Shift+End         Select to the end of the line.
 129 End               Go to the end of the line.
 130 Ctrl+C            Copy selected text, removing prompts.
 131 Ctrl+Shift+C      Copy selected text, retaining prompts.
 132 Alt+C             Copy to the clipboard, including prefixed prompts.
 133 Ctrl+X            Cut selected text.
 134 Ctrl+V            Paste from clipboard.
 135 Ctrl+Shift+V      Paste and run multiple commands from clipboard.
 136 Ctrl+Up Arrow     Retrieve Previous History item.
 137 Alt+P             Retrieve Previous History item.
 138 Ctrl+Down Arrow   Retrieve Next History item.
 139 Alt+N             Retrieve Next History item.
 140 Shift+Up Arrow    Insert Previous History item.
 141 Shift+Down Arrow  Insert Next History item.
 142 F8                Command-completion of History item.
 143                   (Type a few characters of a previous command and press F8.)
 144 Ctrl+Enter        Insert new line into multiline command.
 145 Ctrl+]            Increase font size.
 146 Ctrl+[            Decrease font size.
 147 Ctrl+=            Default font size.
 148 Ctrl-Space        Show Auto Completion.
 149 Ctrl-Alt-Space    Show Call Tip.
 150 Shift+Enter       Complete Text from History.
 151 Ctrl+F            Search
 152 F3                Search next
 153 Ctrl+H            "hide" lines containing selection / "unhide"
 154 F12               on/off "free-edit" mode
 155 """
 156
 157 class ShellFacade:
 158     """Simplified interface to all shell-related functionality.
 159
 160     This is a semi-transparent facade, in that all attributes of other
 161     are accessible, even though only some are visible to the user."""
 162
 163     name = 'Shell Interface'
 164     revision = __revision__
 165
 166     def __init__(self, other):
 167         """Create a ShellFacade instance."""
 168         d = self.__dict__
 169         d['other'] = other
 170         d['helpText'] = HELP_TEXT
 171         d['this'] = other.this
 172
 173     def help(self):
 174         """Display some useful information about how to use the shell."""
 175         self.write(self.helpText)
 176
 177     def __getattr__(self, name):
 178         if hasattr(self.other, name):
 179             return getattr(self.other, name)
 180         else:
 181             raise AttributeError, name
 182
 183     def __setattr__(self, name, value):
 184         if self.__dict__.has_key(name):
 185             self.__dict__[name] = value
 186         elif hasattr(self.other, name):
 187             setattr(self.other, name, value)
 188         else:
 189             raise AttributeError, name
 190
 191     def _getAttributeNames(self):
 192         """Return list of magic attributes to extend introspection."""
 193         list = [
 194             'about',
 195             'ask',
 196             'autoCallTip',
 197             'autoComplete',
 198             'autoCompleteAutoHide',
 199             'autoCompleteCaseInsensitive',
 200             'autoCompleteIncludeDouble',
 201             'autoCompleteIncludeMagic',
 202             'autoCompleteIncludeSingle',
 203             'callTipInsert',
 204             'clear',
 205             'pause',
 206             'prompt',
 207             'quit',
 208             'redirectStderr',
 209             'redirectStdin',
 210             'redirectStdout',
 211             'run',
 212             'runfile',
 213             'wrap',
 214             'zoom',
 215             ]
 216         list.sort()
 217         return list
 218
 219
 220
 221 class Shell(editwindow.EditWindow):
 222     """Shell based on StyledTextCtrl."""
 223
 224     name = 'Shell'
 225     revision = __revision__
 226
 227     def __init__(self, parent, id=-1, pos=wx.DefaultPosition,
 228                  size=wx.DefaultSize, style=wx.CLIP_CHILDREN,
 229                  introText='', locals=None, InterpClass=None,
 230                  startupScript=None, execStartupScript=True,
 231                  *args, **kwds):
 232         """Create Shell instance."""
 233         editwindow.EditWindow.__init__(self, parent, id, pos, size, style)
 234         self.wrap()
 235         if locals is None:
 236             import __main__
 237             locals = __main__.__dict__
 238
 239         # Grab these so they can be restored by self.redirect* methods.
 240         self.stdin = sys.stdin
 241         self.stdout = sys.stdout
 242         self.stderr = sys.stderr
 243
 244         # Import a default interpreter class if one isn't provided.
 245         if InterpClass == None:
 246             from interpreter import Interpreter
 247         else:
 248             Interpreter = InterpClass
 249
 250         # Create a replacement for stdin.
 251         self.reader = PseudoFileIn(self.readline, self.readlines)
 252         self.reader.input = ''
 253         self.reader.isreading = False
 254
 255         # Set up the interpreter.
 256         self.interp = Interpreter(locals=locals,
 257                                   rawin=self.raw_input,
 258                                   stdin=self.reader,
 259                                   stdout=PseudoFileOut(self.writeOut),
 260                                   stderr=PseudoFileErr(self.writeErr),
 261                                   *args, **kwds)
 262
 263         # Set up the buffer.
 264         self.buffer = Buffer()
 265
 266         # Find out for which keycodes the interpreter will autocomplete.
 267         self.autoCompleteKeys = self.interp.getAutoCompleteKeys()
 268
 269         # Keep track of the last non-continuation prompt positions.
 270         self.promptPosStart = 0
 271         self.promptPosEnd = 0
 272
 273         # Keep track of multi-line commands.
 274         self.more = False
 275
 276         # Create the command history.  Commands are added into the
 277         # front of the list (ie. at index 0) as they are entered.
 278         # self.historyIndex is the current position in the history; it
 279         # gets incremented as you retrieve the previous command,
 280         # decremented as you retrieve the next, and reset when you hit
 281         # Enter.  self.historyIndex == -1 means you're on the current
 282         # command, not in the history.
 283         self.history = []
 284         self.historyIndex = -1
 285
 286         #seb add mode for "free edit"
 287         self.noteMode = 0
 288         self.MarkerDefine(0,stc.STC_MARK_ROUNDRECT)  # marker for hidden
 289         self.searchTxt = ""
 290
 291         # Assign handlers for keyboard events.
 292         self.Bind(wx.EVT_CHAR, self.OnChar)
 293         self.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
 294
 295         # Assign handler for idle time.
 296         self.waiting = False
 297         self.Bind(wx.EVT_IDLE, self.OnIdle)
 298
 299         # Display the introductory banner information.
 300         self.showIntro(introText)
 301
 302         # Assign some pseudo keywords to the interpreter's namespace.
 303         self.setBuiltinKeywords()
 304
 305         # Add 'shell' to the interpreter's local namespace.
 306         self.setLocalShell()
 307
 308         ## NOTE:  See note at bottom of this file...
 309         ## #seb: File drag and drop
 310         ## self.SetDropTarget( FileDropTarget(self) )
 311
 312         # Do this last so the user has complete control over their
 313         # environment.  They can override anything they want.
 314         if execStartupScript:
 315             if startupScript is None:
 316                 startupScript = os.environ.get('PYTHONSTARTUP')
 317             self.execStartupScript(startupScript)
 318         else:
 319             self.prompt()
 320
 321         wx.CallAfter(self.ScrollToLine, 0)
 322
 323
 324     def clearHistory(self):
 325         self.history = []
 326         self.historyIndex = -1
 327         dispatcher.send(signal="Shell.clearHistory")
 328
 329
 330     def destroy(self):
 331         del self.interp
 332
 333     def setFocus(self):
 334         """Set focus to the shell."""
 335         self.SetFocus()
 336
 337     def OnIdle(self, event):
 338         """Free the CPU to do other things."""
 339         if self.waiting:
 340             time.sleep(0.05)
 341         event.Skip()
 342
 343     def showIntro(self, text=''):
 344         """Display introductory text in the shell."""
 345         if text:
 346             if not text.endswith(os.linesep):
 347                 text += os.linesep
 348             self.write(text)
 349         try:
 350             self.write(self.interp.introText)
 351         except AttributeError:
 352             pass
 353
 354     def setBuiltinKeywords(self):
 355         """Create pseudo keywords as part of builtins.
 356
 357         This sets "close", "exit" and "quit" to a helpful string.
 358         """
 359         import __builtin__
 360         __builtin__.close = __builtin__.exit = __builtin__.quit = \
 361             'Click on the close button to leave the application.'
 362
 363
 364     def quit(self):
 365         """Quit the application."""
 366         # XXX Good enough for now but later we want to send a close event.
 367         # In the close event handler we can make sure they want to
 368         # quit.  Other applications, like PythonCard, may choose to
 369         # hide rather than quit so we should just post the event and
 370         # let the surrounding app decide what it wants to do.
 371         self.write('Click on the close button to leave the application.')
 372
 373
 374     def setLocalShell(self):
 375         """Add 'shell' to locals as reference to ShellFacade instance."""
 376         self.interp.locals['shell'] = ShellFacade(other=self)
 377
 378
 379     def execStartupScript(self, startupScript):
 380         """Execute the user's PYTHONSTARTUP script if they have one."""
 381         if startupScript and os.path.isfile(startupScript):
 382             text = 'Startup script executed: ' + startupScript
 383             self.push('print %r; execfile(%r)' % (text, startupScript))
 384             self.interp.startupScript = startupScript
 385         else:
 386             self.push('')
 387
 388
 389     def about(self):
 390         """Display information about Py."""
 391         text = """
 392 Author: %r
 393 Py Version: %s
 394 Py Shell Revision: %s
 395 Py Interpreter Revision: %s
 396 Python Version: %s
 397 wxPython Version: %s
 398 wxPython PlatformInfo: %s
 399 Platform: %s""" % \
 400         (__author__, VERSION, self.revision, self.interp.revision,
 401          sys.version.split()[0], wx.VERSION_STRING, str(wx.PlatformInfo),
 402          sys.platform)
 403         self.write(text.strip())
 404
 405
 406     def OnChar(self, event):
 407         """Keypress event handler.
 408
 409         Only receives an event if OnKeyDown calls event.Skip() for the
 410         corresponding event."""
 411
 412         if self.noteMode:
 413             event.Skip()
 414             return
 415
 416         # Prevent modification of previously submitted
 417         # commands/responses.
 418         if not self.CanEdit():
 419             return
 420         key = event.GetKeyCode()
 421         currpos = self.GetCurrentPos()
 422         stoppos = self.promptPosEnd
 423         # Return (Enter) needs to be ignored in this handler.
 424         if key in [wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER]:
 425             pass
 426         elif key in self.autoCompleteKeys:
 427             # Usually the dot (period) key activates auto completion.
 428             # Get the command between the prompt and the cursor.  Add
 429             # the autocomplete character to the end of the command.
 430             if self.AutoCompActive():
 431                 self.AutoCompCancel()
 432             command = self.GetTextRange(stoppos, currpos) + chr(key)
 433             self.write(chr(key))
 434             if self.autoComplete:
 435                 self.autoCompleteShow(command)
 436         elif key == ord('('):
 437             # The left paren activates a call tip and cancels an
 438             # active auto completion.
 439             if self.AutoCompActive():
 440                 self.AutoCompCancel()
 441             # Get the command between the prompt and the cursor.  Add
 442             # the '(' to the end of the command.
 443             self.ReplaceSelection('')
 444             command = self.GetTextRange(stoppos, currpos) + '('
 445             self.write('(')
 446             self.autoCallTipShow(command, self.GetCurrentPos() == self.GetTextLength())
 447         else:
 448             # Allow the normal event handling to take place.
 449             event.Skip()
 450
 451
 452     def OnKeyDown(self, event):
 453         """Key down event handler."""
 454
 455         key = event.GetKeyCode()
 456         # If the auto-complete window is up let it do its thing.
 457         if self.AutoCompActive():
 458             event.Skip()
 459             return
 460
 461         # Prevent modification of previously submitted
 462         # commands/responses.
 463         controlDown = event.ControlDown()
 464         altDown = event.AltDown()
 465         shiftDown = event.ShiftDown()
 466         currpos = self.GetCurrentPos()
 467         endpos = self.GetTextLength()
 468         selecting = self.GetSelectionStart() != self.GetSelectionEnd()
 469
 470         if controlDown and shiftDown and key in (ord('F'), ord('f')):
 471             li = self.GetCurrentLine()
 472             m = self.MarkerGet(li)
 473             if m & 1<<0:
 474                 startP = self.PositionFromLine(li)
 475                 self.MarkerDelete(li, 0)
 476                 maxli = self.GetLineCount()
 477                 li += 1 # li stayed visible as header-line
 478                 li0 = li
 479                 while li<maxli and self.GetLineVisible(li) == 0:
 480                     li += 1
 481                 endP = self.GetLineEndPosition(li-1)
 482                 self.ShowLines(li0, li-1)
 483                 self.SetSelection( startP, endP ) # select reappearing text to allow "hide again"
 484                 return
 485             startP,endP = self.GetSelection()
 486             endP-=1
 487             startL,endL = self.LineFromPosition(startP), self.LineFromPosition(endP)
 488
 489             if endL == self.LineFromPosition(self.promptPosEnd): # never hide last prompt
 490                 endL -= 1
 491
 492             m = self.MarkerGet(startL)
 493             self.MarkerAdd(startL, 0)
 494             self.HideLines(startL+1,endL)
 495             self.SetCurrentPos( startP ) # to ensure caret stays visible !
 496
 497         if key == wx.WXK_F12: #seb
 498             if self.noteMode:
 499                 # self.promptPosStart not used anyway - or ?
 500                 self.promptPosEnd = self.PositionFromLine( self.GetLineCount()-1 ) + len(str(sys.ps1))
 501                 self.GotoLine(self.GetLineCount())
 502                 self.GotoPos(self.promptPosEnd)
 503                 self.prompt()  #make sure we have a prompt
 504                 self.SetCaretForeground("black")
 505                 self.SetCaretWidth(1)    #default
 506                 self.SetCaretPeriod(500) #default
 507             else:
 508                 self.SetCaretForeground("red")
 509                 self.SetCaretWidth(4)
 510                 self.SetCaretPeriod(0) #steady
 511
 512             self.noteMode = not self.noteMode
 513             return
 514         if self.noteMode:
 515             event.Skip()
 516             return
 517
 518         # Return (Enter) is used to submit a command to the
 519         # interpreter.
 520         if (not controlDown and not shiftDown and not altDown) and key in [wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER]:
 521             if self.CallTipActive():
 522                 self.CallTipCancel()
 523             self.processLine()
 524
 525         # Complete Text (from already typed words)
 526         elif shiftDown and key in [wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER]:
 527             self.OnShowCompHistory()
 528
 529         # Ctrl+Return (Ctrl+Enter) is used to insert a line break.
 530         elif controlDown and key in [wx.WXK_RETURN, wx.WXK_NUMPAD_ENTER]:
 531             if self.CallTipActive():
 532                 self.CallTipCancel()
 533             if currpos == endpos:
 534                 self.processLine()
 535             else:
 536                 self.insertLineBreak()
 537
 538         # Let Ctrl-Alt-* get handled normally.
 539         elif controlDown and altDown:
 540             event.Skip()
 541
 542         # Clear the current, unexecuted command.
 543         elif key == wx.WXK_ESCAPE:
 544             if self.CallTipActive():
 545                 event.Skip()
 546             else:
 547                 self.clearCommand()
 548
 549         # Clear the current command
 550         elif key == wx.WXK_BACK and controlDown and shiftDown:
 551             self.clearCommand()
 552
 553         # Increase font size.
 554         elif controlDown and key in (ord(']'), wx.WXK_NUMPAD_ADD):
 555             dispatcher.send(signal='FontIncrease')
 556
 557         # Decrease font size.
 558         elif controlDown and key in (ord('['), wx.WXK_NUMPAD_SUBTRACT):
 559             dispatcher.send(signal='FontDecrease')
 560
 561         # Default font size.
 562         elif controlDown and key in (ord('='), wx.WXK_NUMPAD_DIVIDE):
 563             dispatcher.send(signal='FontDefault')
 564
 565         # Cut to the clipboard.
 566         elif (controlDown and key in (ord('X'), ord('x'))) \
 567                  or (shiftDown and key == wx.WXK_DELETE):
 568             self.Cut()
 569
 570         # Copy to the clipboard.
 571         elif controlDown and not shiftDown \
 572                  and key in (ord('C'), ord('c'), wx.WXK_INSERT):
 573             self.Copy()
 574
 575         # Copy to the clipboard, including prompts.
 576         elif controlDown and shiftDown \
 577                  and key in (ord('C'), ord('c'), wx.WXK_INSERT):
 578             self.CopyWithPrompts()
 579
 580         # Copy to the clipboard, including prefixed prompts.
 581         elif altDown and not controlDown \
 582                  and key in (ord('C'), ord('c'), wx.WXK_INSERT):
 583             self.CopyWithPromptsPrefixed()
 584
 585         # Home needs to be aware of the prompt.
 586         elif key == wx.WXK_HOME:
 587             home = self.promptPosEnd
 588             if currpos > home:
 589                 self.SetCurrentPos(home)
 590                 if not selecting and not shiftDown:
 591                     self.SetAnchor(home)
 592                     self.EnsureCaretVisible()
 593             else:
 594                 event.Skip()
 595
 596         #
 597         # The following handlers modify text, so we need to see if
 598         # there is a selection that includes text prior to the prompt.
 599         #
 600         # Don't modify a selection with text prior to the prompt.
 601         elif selecting and key not in NAVKEYS and not self.CanEdit():
 602             pass
 603
 604         # Paste from the clipboard.
 605         elif (controlDown and not shiftDown and key in (ord('V'), ord('v'))) \
 606                  or (shiftDown and not controlDown and key == wx.WXK_INSERT):
 607             self.Paste()
 608
 609         # manually invoke AutoComplete and Calltips
 610         elif controlDown and key == wx.WXK_SPACE:
 611             self.OnCallTipAutoCompleteManually(shiftDown)
 612
 613         # Paste from the clipboard, run commands.
 614         elif controlDown and shiftDown and key in (ord('V'), ord('v')):
 615             self.PasteAndRun()
 616
 617         # Replace with the previous command from the history buffer.
 618         elif (controlDown and key == wx.WXK_UP) \
 619                  or (altDown and key in (ord('P'), ord('p'))):
 620             self.OnHistoryReplace(step=+1)
 621
 622         # Replace with the next command from the history buffer.
 623         elif (controlDown and key == wx.WXK_DOWN) \
 624                  or (altDown and key in (ord('N'), ord('n'))):
 625             self.OnHistoryReplace(step=-1)
 626
 627         # Insert the previous command from the history buffer.
 628         elif (shiftDown and key == wx.WXK_UP) and self.CanEdit():
 629             self.OnHistoryInsert(step=+1)
 630
 631         # Insert the next command from the history buffer.
 632         elif (shiftDown and key == wx.WXK_DOWN) and self.CanEdit():
 633             self.OnHistoryInsert(step=-1)
 634
 635         # Search up the history for the text in front of the cursor.
 636         elif key == wx.WXK_F8:
 637             self.OnHistorySearch()
 638
 639         # Don't backspace over the latest non-continuation prompt.
 640         elif key == wx.WXK_BACK:
 641             if selecting and self.CanEdit():
 642                 event.Skip()
 643             elif currpos > self.promptPosEnd:
 644                 event.Skip()
 645
 646         # Only allow these keys after the latest prompt.
 647         elif key in (wx.WXK_TAB, wx.WXK_DELETE):
 648             if self.CanEdit():
 649                 event.Skip()
 650
 651         # Don't toggle between insert mode and overwrite mode.
 652         elif key == wx.WXK_INSERT:
 653             pass
 654
 655         # Don't allow line deletion.
 656         elif controlDown and key in (ord('L'), ord('l')):
 657             pass
 658
 659         # Don't allow line transposition.
 660         elif controlDown and key in (ord('T'), ord('t')):
 661             pass
 662
 663         # Basic navigation keys should work anywhere.
 664         elif key in NAVKEYS:
 665             event.Skip()
 666
 667         # Protect the readonly portion of the shell.
 668         elif not self.CanEdit():
 669             pass
 670
 671         else:
 672             event.Skip()
 673
 674
 675     def OnShowCompHistory(self):
 676         """Show possible autocompletion Words from already typed words."""
 677
 678         #copy from history
 679         his = self.history[:]
 680
 681         #put together in one string
 682         joined = " ".join (his)
 683         import re
 684
 685         #sort out only "good" words
 686         newlist = re.split("[ \.\[\]=}(\)\,0-9\"]", joined)
 687
 688         #length > 1 (mix out "trash")
 689         thlist = []
 690         for i in newlist:
 691             if len (i) > 1:
 692                 thlist.append (i)
 693
 694         #unique (no duplicate words
 695         #oneliner from german python forum => unique list
 696         unlist = [thlist[i] for i in xrange(len(thlist)) if thlist[i] not in thlist[:i]]
 697
 698         #sort lowercase
 699         unlist.sort(lambda a, b: cmp(a.lower(), b.lower()))
 700
 701         #this is more convenient, isn't it?
 702         self.AutoCompSetIgnoreCase(True)
 703
 704         #join again together in a string
 705         stringlist = " ".join(unlist)
 706
 707         #pos von 0 noch ausrechnen
 708
 709         #how big is the offset?
 710         cpos = self.GetCurrentPos() - 1
 711         while chr (self.GetCharAt (cpos)).isalnum():
 712             cpos -= 1
 713
 714         #the most important part
 715         self.AutoCompShow(self.GetCurrentPos() - cpos -1, stringlist)
 716
 717
 718     def clearCommand(self):
 719         """Delete the current, unexecuted command."""
 720         startpos = self.promptPosEnd
 721         endpos = self.GetTextLength()
 722         self.SetSelection(startpos, endpos)
 723         self.ReplaceSelection('')
 724         self.more = False
 725
 726     def OnHistoryReplace(self, step):
 727         """Replace with the previous/next command from the history buffer."""
 728         self.clearCommand()
 729         self.replaceFromHistory(step)
 730
 731     def replaceFromHistory(self, step):
 732         """Replace selection with command from the history buffer."""
 733         ps2 = str(sys.ps2)
 734         self.ReplaceSelection('')
 735         newindex = self.historyIndex + step
 736         if -1 <= newindex <= len(self.history):
 737             self.historyIndex = newindex
 738         if 0 <= newindex <= len(self.history)-1:
 739             command = self.history[self.historyIndex]
 740             command = command.replace('\n', os.linesep + ps2)
 741             self.ReplaceSelection(command)
 742
 743     def OnHistoryInsert(self, step):
 744         """Insert the previous/next command from the history buffer."""
 745         if not self.CanEdit():
 746             return
 747         startpos = self.GetCurrentPos()
 748         self.replaceFromHistory(step)
 749         endpos = self.GetCurrentPos()
 750         self.SetSelection(endpos, startpos)
 751
 752     def OnHistorySearch(self):
 753         """Search up the history buffer for the text in front of the cursor."""
 754         if not self.CanEdit():
 755             return
 756         startpos = self.GetCurrentPos()
 757         # The text up to the cursor is what we search for.
 758         numCharsAfterCursor = self.GetTextLength() - startpos
 759         searchText = self.getCommand(rstrip=False)
 760         if numCharsAfterCursor > 0:
 761             searchText = searchText[:-numCharsAfterCursor]
 762         if not searchText:
 763             return
 764         # Search upwards from the current history position and loop
 765         # back to the beginning if we don't find anything.
 766         if (self.historyIndex <= -1) \
 767         or (self.historyIndex >= len(self.history)-2):
 768             searchOrder = range(len(self.history))
 769         else:
 770             searchOrder = range(self.historyIndex+1, len(self.history)) + \
 771                           range(self.historyIndex)
 772         for i in searchOrder:
 773             command = self.history[i]
 774             if command[:len(searchText)] == searchText:
 775                 # Replace the current selection with the one we found.
 776                 self.ReplaceSelection(command[len(searchText):])
 777                 endpos = self.GetCurrentPos()
 778                 self.SetSelection(endpos, startpos)
 779                 # We've now warped into middle of the history.
 780                 self.historyIndex = i
 781                 break
 782
 783     def setStatusText(self, text):
 784         """Display status information."""
 785
 786         # This method will likely be replaced by the enclosing app to
 787         # do something more interesting, like write to a status bar.
 788         print text
 789
 790     def insertLineBreak(self):
 791         """Insert a new line break."""
 792         if self.CanEdit():
 793             self.write(os.linesep)
 794             self.more = True
 795             self.prompt()
 796
 797     def processLine(self):
 798         """Process the line of text at which the user hit Enter."""
 799
 800         # The user hit ENTER and we need to decide what to do. They
 801         # could be sitting on any line in the shell.
 802
 803         thepos = self.GetCurrentPos()
 804         startpos = self.promptPosEnd
 805         endpos = self.GetTextLength()
 806         ps2 = str(sys.ps2)
 807         # If they hit RETURN inside the current command, execute the
 808         # command.
 809         if self.CanEdit():
 810             self.SetCurrentPos(endpos)
 811             self.interp.more = False
 812             command = self.GetTextRange(startpos, endpos)
 813             lines = command.split(os.linesep + ps2)
 814             lines = [line.rstrip() for line in lines]
 815             command = '\n'.join(lines)
 816             if self.reader.isreading:
 817                 if not command:
 818                     # Match the behavior of the standard Python shell
 819                     # when the user hits return without entering a
 820                     # value.
 821                     command = '\n'
 822                 self.reader.input = command
 823                 self.write(os.linesep)
 824             else:
 825                 self.push(command)
 826                 wx.FutureCall(1, self.EnsureCaretVisible)
 827         # Or replace the current command with the other command.
 828         else:
 829             # If the line contains a command (even an invalid one).
 830             if self.getCommand(rstrip=False):
 831                 command = self.getMultilineCommand()
 832                 self.clearCommand()
 833                 self.write(command)
 834             # Otherwise, put the cursor back where we started.
 835             else:
 836                 self.SetCurrentPos(thepos)
 837                 self.SetAnchor(thepos)
 838
 839     def getMultilineCommand(self, rstrip=True):
 840         """Extract a multi-line command from the editor.
 841
 842         The command may not necessarily be valid Python syntax."""
 843         # XXX Need to extract real prompts here. Need to keep track of
 844         # the prompt every time a command is issued.
 845         ps1 = str(sys.ps1)
 846         ps1size = len(ps1)
 847         ps2 = str(sys.ps2)
 848         ps2size = len(ps2)
 849         # This is a total hack job, but it works.
 850         text = self.GetCurLine()[0]
 851         line = self.GetCurrentLine()
 852         while text[:ps2size] == ps2 and line > 0:
 853             line -= 1
 854             self.GotoLine(line)
 855             text = self.GetCurLine()[0]
 856         if text[:ps1size] == ps1:
 857             line = self.GetCurrentLine()
 858             self.GotoLine(line)
 859             startpos = self.GetCurrentPos() + ps1size
 860             line += 1
 861             self.GotoLine(line)
 862             while self.GetCurLine()[0][:ps2size] == ps2:
 863                 line += 1
 864                 self.GotoLine(line)
 865             stoppos = self.GetCurrentPos()
 866             command = self.GetTextRange(startpos, stoppos)
 867             command = command.replace(os.linesep + ps2, '\n')
 868             command = command.rstrip()
 869             command = command.replace('\n', os.linesep + ps2)
 870         else:
 871             command = ''
 872         if rstrip:
 873             command = command.rstrip()
 874         return command
 875
 876     def getCommand(self, text=None, rstrip=True):
 877         """Extract a command from text which may include a shell prompt.
 878
 879         The command may not necessarily be valid Python syntax."""
 880         if not text:
 881             text = self.GetCurLine()[0]
 882         # Strip the prompt off the front leaving just the command.
 883         command = self.lstripPrompt(text)
 884         if command == text:
 885             command = ''  # Real commands have prompts.
 886         if rstrip:
 887             command = command.rstrip()
 888         return command
 889
 890     def lstripPrompt(self, text):
 891         """Return text without a leading prompt."""
 892         ps1 = str(sys.ps1)
 893         ps1size = len(ps1)
 894         ps2 = str(sys.ps2)
 895         ps2size = len(ps2)
 896         # Strip the prompt off the front of text.
 897         if text[:ps1size] == ps1:
 898             text = text[ps1size:]
 899         elif text[:ps2size] == ps2:
 900             text = text[ps2size:]
 901         return text
 902
 903     def push(self, command, silent = False):
 904         """Send command to the interpreter for execution."""
 905         if not silent:
 906             self.write(os.linesep)
 907         busy = wx.BusyCursor()
 908         self.waiting = True
 909         self.more = self.interp.push(command)
 910         self.waiting = False
 911         del busy
 912         if not self.more:
 913             self.addHistory(command.rstrip())
 914         if not silent:
 915             self.prompt()
 916
 917     def addHistory(self, command):
 918         """Add command to the command history."""
 919         # Reset the history position.
 920         self.historyIndex = -1
 921         # Insert this command into the history, unless it's a blank
 922         # line or the same as the last command.
 923         if command != '' \
 924         and (len(self.history) == 0 or command != self.history[0]):
 925             self.history.insert(0, command)
 926             dispatcher.send(signal="Shell.addHistory", command=command)
 927
 928     def write(self, text):
 929         """Display text in the shell.
 930
 931         Replace line endings with OS-specific endings."""
 932         text = self.fixLineEndings(text)
 933         self.AddText(text)
 934         self.EnsureCaretVisible()
 935
 936     def fixLineEndings(self, text):
 937         """Return text with line endings replaced by OS-specific endings."""
 938         lines = text.split('\r\n')
 939         for l in range(len(lines)):
 940             chunks = lines[l].split('\r')
 941             for c in range(len(chunks)):
 942                 chunks[c] = os.linesep.join(chunks[c].split('\n'))
 943             lines[l] = os.linesep.join(chunks)
 944         text = os.linesep.join(lines)
 945         return text
 946
 947     def prompt(self):
 948         """Display proper prompt for the context: ps1, ps2 or ps3.
 949
 950         If this is a continuation line, autoindent as necessary."""
 951         isreading = self.reader.isreading
 952         skip = False
 953         if isreading:
 954             prompt = str(sys.ps3)
 955         elif self.more:
 956             prompt = str(sys.ps2)
 957         else:
 958             prompt = str(sys.ps1)
 959         pos = self.GetCurLine()[1]
 960         if pos > 0:
 961             if isreading:
 962                 skip = True
 963             else:
 964                 self.write(os.linesep)
 965         if not self.more:
 966             self.promptPosStart = self.GetCurrentPos()
 967         if not skip:
 968             self.write(prompt)
 969         if not self.more:
 970             self.promptPosEnd = self.GetCurrentPos()
 971             # Keep the undo feature from undoing previous responses.
 972             self.EmptyUndoBuffer()
 973         # XXX Add some autoindent magic here if more.
 974         if self.more:
 975             self.write(' '*4)  # Temporary hack indentation.
 976         self.EnsureCaretVisible()
 977         self.ScrollToColumn(0)
 978
 979     def readline(self):
 980         """Replacement for stdin.readline()."""
 981         input = ''
 982         reader = self.reader
 983         reader.isreading = True
 984         self.prompt()
 985         try:
 986             while not reader.input:
 987                 wx.YieldIfNeeded()
 988             input = reader.input
 989         finally:
 990             reader.input = ''
 991             reader.isreading = False
 992         input = str(input)  # In case of Unicode.
 993         return input
 994
 995     def readlines(self):
 996         """Replacement for stdin.readlines()."""
 997         lines = []
 998         while lines[-1:] != ['\n']:
 999             lines.append(self.readline())
1000         return lines
1001
1002     def raw_input(self, prompt=''):
1003         """Return string based on user input."""
1004         if prompt:
1005             self.write(prompt)
1006         return self.readline()
1007
1008     def ask(self, prompt='Please enter your response:'):
1009         """Get response from the user using a dialog box."""
1010         dialog = wx.TextEntryDialog(None, prompt,
1011                                     'Input Dialog (Raw)', '')
1012         try:
1013             if dialog.ShowModal() == wx.ID_OK:
1014                 text = dialog.GetValue()
1015                 return text
1016         finally:
1017             dialog.Destroy()
1018         return ''
1019
1020     def pause(self):
1021         """Halt execution pending a response from the user."""
1022         self.ask('Press enter to continue:')
1023
1024     def clear(self):
1025         """Delete all text from the shell."""
1026         self.ClearAll()
1027
1028     def run(self, command, prompt=True, verbose=True):
1029         """Execute command as if it was typed in directly.
1030         >>> shell.run('print "this"')
1031         >>> print "this"
1032         this
1033         >>>
1034         """
1035         # Go to the very bottom of the text.
1036         endpos = self.GetTextLength()
1037         self.SetCurrentPos(endpos)
1038         command = command.rstrip()
1039         if prompt: self.prompt()
1040         if verbose: self.write(command)
1041         self.push(command)
1042
1043     def runfile(self, filename):
1044         """Execute all commands in file as if they were typed into the
1045         shell."""
1046         file = open(filename)
1047         try:
1048             self.prompt()
1049             for command in file.readlines():
1050                 if command[:6] == 'shell.':
1051                     # Run shell methods silently.
1052                     self.run(command, prompt=False, verbose=False)
1053                 else:
1054                     self.run(command, prompt=False, verbose=True)
1055         finally:
1056             file.close()
1057
1058     def autoCompleteShow(self, command, offset = 0):
1059         """Display auto-completion popup list."""
1060         self.AutoCompSetAutoHide(self.autoCompleteAutoHide)
1061         self.AutoCompSetIgnoreCase(self.autoCompleteCaseInsensitive)
1062         list = self.interp.getAutoCompleteList(command,
1063                     includeMagic=self.autoCompleteIncludeMagic,
1064                     includeSingle=self.autoCompleteIncludeSingle,
1065                     includeDouble=self.autoCompleteIncludeDouble)
1066         if list:
1067             options = ' '.join(list)
1068             #offset = 0
1069             self.AutoCompShow(offset, options)
1070
1071     def autoCallTipShow(self, command, insertcalltip = True, forceCallTip = False):
1072         """Display argument spec and docstring in a popup window."""
1073         if self.CallTipActive():
1074             self.CallTipCancel()
1075         (name, argspec, tip) = self.interp.getCallTip(command)
1076         if tip:
1077             dispatcher.send(signal='Shell.calltip', sender=self, calltip=tip)
1078         if not self.autoCallTip and not forceCallTip:
1079             return
1080         if argspec and insertcalltip and self.callTipInsert:
1081             startpos = self.GetCurrentPos()
1082             self.write(argspec + ')')
1083             endpos = self.GetCurrentPos()
1084             self.SetSelection(endpos, startpos)
1085         if tip:
1086             curpos = self.GetCurrentPos()
1087             tippos = curpos - (len(name) + 1)
1088             fallback = curpos - self.GetColumn(curpos)
1089             # In case there isn't enough room, only go back to the
1090             # fallback.
1091             tippos = max(tippos, fallback)
1092             self.CallTipShow(tippos, tip)
1093
1094     def OnCallTipAutoCompleteManually (self, shiftDown):
1095         """AutoComplete and Calltips manually."""
1096         if self.AutoCompActive():
1097             self.AutoCompCancel()
1098         currpos = self.GetCurrentPos()
1099         stoppos = self.promptPosEnd
1100
1101         cpos = currpos
1102         #go back until '.' is found
1103         pointavailpos = -1
1104         while cpos >= stoppos:
1105             if self.GetCharAt(cpos) == ord ('.'):
1106                 pointavailpos = cpos
1107                 break
1108             cpos -= 1
1109
1110         #word from non whitespace until '.'
1111         if pointavailpos != -1:
1112             #look backward for first whitespace char
1113             textbehind = self.GetTextRange (pointavailpos + 1, currpos)
1114             pointavailpos += 1
1115
1116             if not shiftDown:
1117                 #call AutoComplete
1118                 stoppos = self.promptPosEnd
1119                 textbefore = self.GetTextRange(stoppos, pointavailpos)
1120                 self.autoCompleteShow(textbefore, len (textbehind))
1121             else:
1122                 #call CallTips
1123                 cpos = pointavailpos
1124                 begpos = -1
1125                 while cpos > stoppos:
1126                     if chr(self.GetCharAt(cpos)).isspace():
1127                         begpos = cpos
1128                         break
1129                     cpos -= 1
1130                 if begpos == -1:
1131                     begpos = cpos
1132                 ctips = self.GetTextRange (begpos, currpos)
1133                 ctindex = ctips.find ('(')
1134                 if ctindex != -1 and not self.CallTipActive():
1135                     #insert calltip, if current pos is '(', otherwise show it only
1136                     self.autoCallTipShow(ctips[:ctindex + 1],
1137                         self.GetCharAt(currpos - 1) == ord('(') and self.GetCurrentPos() == self.GetTextLength(),
1138                         True)
1139
1140
1141     def writeOut(self, text):
1142         """Replacement for stdout."""
1143         self.write(text)
1144
1145     def writeErr(self, text):
1146         """Replacement for stderr."""
1147         self.write(text)
1148
1149     def redirectStdin(self, redirect=True):
1150         """If redirect is true then sys.stdin will come from the shell."""
1151         if redirect:
1152             sys.stdin = self.reader
1153         else:
1154             sys.stdin = self.stdin
1155
1156     def redirectStdout(self, redirect=True):
1157         """If redirect is true then sys.stdout will go to the shell."""
1158         if redirect:
1159             sys.stdout = PseudoFileOut(self.writeOut)
1160         else:
1161             sys.stdout = self.stdout
1162
1163     def redirectStderr(self, redirect=True):
1164         """If redirect is true then sys.stderr will go to the shell."""
1165         if redirect:
1166             sys.stderr = PseudoFileErr(self.writeErr)
1167         else:
1168             sys.stderr = self.stderr
1169
1170     def CanCut(self):
1171         """Return true if text is selected and can be cut."""
1172         if self.GetSelectionStart() != self.GetSelectionEnd() \
1173                and self.GetSelectionStart() >= self.promptPosEnd \
1174                and self.GetSelectionEnd() >= self.promptPosEnd:
1175             return True
1176         else:
1177             return False
1178
1179     def CanPaste(self):
1180         """Return true if a paste should succeed."""
1181         if self.CanEdit() and editwindow.EditWindow.CanPaste(self):
1182             return True
1183         else:
1184             return False
1185
1186     def CanEdit(self):
1187         """Return true if editing should succeed."""
1188         if self.GetSelectionStart() != self.GetSelectionEnd():
1189             if self.GetSelectionStart() >= self.promptPosEnd \
1190                    and self.GetSelectionEnd() >= self.promptPosEnd:
1191                 return True
1192             else:
1193                 return False
1194         else:
1195             return self.GetCurrentPos() >= self.promptPosEnd
1196
1197     def Cut(self):
1198         """Remove selection and place it on the clipboard."""
1199         if self.CanCut() and self.CanCopy():
1200             if self.AutoCompActive():
1201                 self.AutoCompCancel()
1202             if self.CallTipActive():
1203                 self.CallTipCancel()
1204             self.Copy()
1205             self.ReplaceSelection('')
1206
1207     def Copy(self):
1208         """Copy selection and place it on the clipboard."""
1209         if self.CanCopy():
1210             ps1 = str(sys.ps1)
1211             ps2 = str(sys.ps2)
1212             command = self.GetSelectedText()
1213             command = command.replace(os.linesep + ps2, os.linesep)
1214             command = command.replace(os.linesep + ps1, os.linesep)
1215             command = self.lstripPrompt(text=command)
1216             data = wx.TextDataObject(command)
1217             self._clip(data)
1218
1219     def CopyWithPrompts(self):
1220         """Copy selection, including prompts, and place it on the clipboard."""
1221         if self.CanCopy():
1222             command = self.GetSelectedText()
1223             data = wx.TextDataObject(command)
1224             self._clip(data)
1225
1226     def CopyWithPromptsPrefixed(self):
1227         """Copy selection, including prompts prefixed with four
1228         spaces, and place it on the clipboard."""
1229         if self.CanCopy():
1230             command = self.GetSelectedText()
1231             spaces = ' ' * 4
1232             command = spaces + command.replace(os.linesep,
1233                                                os.linesep + spaces)
1234             data = wx.TextDataObject(command)
1235             self._clip(data)
1236
1237     def _clip(self, data):
1238         if wx.TheClipboard.Open():
1239             wx.TheClipboard.UsePrimarySelection(False)
1240             wx.TheClipboard.SetData(data)
1241             wx.TheClipboard.Flush()
1242             wx.TheClipboard.Close()
1243
1244     def Paste(self):
1245         """Replace selection with clipboard contents."""
1246         if self.CanPaste() and wx.TheClipboard.Open():
1247             ps2 = str(sys.ps2)
1248             if wx.TheClipboard.IsSupported(wx.DataFormat(wx.DF_TEXT)):
1249                 data = wx.TextDataObject()
1250                 if wx.TheClipboard.GetData(data):
1251                     self.ReplaceSelection('')
1252                     command = data.GetText()
1253                     command = command.rstrip()
1254                     command = self.fixLineEndings(command)
1255                     command = self.lstripPrompt(text=command)
1256                     command = command.replace(os.linesep + ps2, '\n')
1257                     command = command.replace(os.linesep, '\n')
1258                     command = command.replace('\n', os.linesep + ps2)
1259                     self.write(command)
1260             wx.TheClipboard.Close()
1261
1262
1263     def PasteAndRun(self):
1264         """Replace selection with clipboard contents, run commands."""
1265         text = ''
1266         if wx.TheClipboard.Open():
1267             if wx.TheClipboard.IsSupported(wx.DataFormat(wx.DF_TEXT)):
1268                 data = wx.TextDataObject()
1269                 if wx.TheClipboard.GetData(data):
1270                     text = data.GetText()
1271             wx.TheClipboard.Close()
1272         if text:
1273             self.Execute(text)
1274
1275
1276     def Execute(self, text):
1277         """Replace selection with text and run commands."""
1278         ps1 = str(sys.ps1)
1279         ps2 = str(sys.ps2)
1280         endpos = self.GetTextLength()
1281         self.SetCurrentPos(endpos)
1282         startpos = self.promptPosEnd
1283         self.SetSelection(startpos, endpos)
1284         self.ReplaceSelection('')
1285         text = text.lstrip()
1286         text = self.fixLineEndings(text)
1287         text = self.lstripPrompt(text)
1288         text = text.replace(os.linesep + ps1, '\n')
1289         text = text.replace(os.linesep + ps2, '\n')
1290         text = text.replace(os.linesep, '\n')
1291         lines = text.split('\n')
1292         commands = []
1293         command = ''
1294         for line in lines:
1295             if line.strip() == ps2.strip():
1296                 # If we are pasting from something like a
1297                 # web page that drops the trailing space
1298                 # from the ps2 prompt of a blank line.
1299                 line = ''
1300             lstrip = line.lstrip()
1301             if line.strip() != '' and lstrip == line and \
1302                     lstrip[:4] not in ['else','elif'] and \
1303                     lstrip[:6] != 'except':
1304                 # New command.
1305                 if command:
1306                     # Add the previous command to the list.
1307                     commands.append(command)
1308                 # Start a new command, which may be multiline.
1309                 command = line
1310             else:
1311                 # Multiline command. Add to the command.
1312                 command += '\n'
1313                 command += line
1314         commands.append(command)
1315         for command in commands:
1316             command = command.replace('\n', os.linesep + ps2)
1317             self.write(command)
1318             self.processLine()
1319
1320
1321     def wrap(self, wrap=True):
1322         """Sets whether text is word wrapped."""
1323         try:
1324             self.SetWrapMode(wrap)
1325         except AttributeError:
1326             return 'Wrapping is not available in this version.'
1327
1328     def zoom(self, points=0):
1329         """Set the zoom level.
1330
1331         This number of points is added to the size of all fonts.  It
1332         may be positive to magnify or negative to reduce."""
1333         self.SetZoom(points)
1334
1335
1336
1337     def LoadSettings(self, config):
1338         self.autoComplete              = config.ReadBool('Options/AutoComplete', True)
1339         self.autoCompleteIncludeMagic  = config.ReadBool('Options/AutoCompleteIncludeMagic', True)
1340         self.autoCompleteIncludeSingle = config.ReadBool('Options/AutoCompleteIncludeSingle', True)
1341         self.autoCompleteIncludeDouble = config.ReadBool('Options/AutoCompleteIncludeDouble', True)
1342
1343         self.autoCallTip = config.ReadBool('Options/AutoCallTip', True)
1344         self.callTipInsert = config.ReadBool('Options/CallTipInsert', True)
1345         self.SetWrapMode(config.ReadBool('View/WrapMode', True))
1346
1347         useAA = config.ReadBool('Options/UseAntiAliasing', self.GetUseAntiAliasing())
1348         self.SetUseAntiAliasing(useAA)
1349         self.lineNumbers = config.ReadBool('View/ShowLineNumbers', True)
1350         self.setDisplayLineNumbers (self.lineNumbers)
1351         zoom = config.ReadInt('View/Zoom/Shell', -99)
1352         if zoom != -99:
1353             self.SetZoom(zoom)
1354
1355
1356
1357     def SaveSettings(self, config):
1358         config.WriteBool('Options/AutoComplete', self.autoComplete)
1359         config.WriteBool('Options/AutoCompleteIncludeMagic', self.autoCompleteIncludeMagic)
1360         config.WriteBool('Options/AutoCompleteIncludeSingle', self.autoCompleteIncludeSingle)
1361         config.WriteBool('Options/AutoCompleteIncludeDouble', self.autoCompleteIncludeDouble)
1362         config.WriteBool('Options/AutoCallTip', self.autoCallTip)
1363         config.WriteBool('Options/CallTipInsert', self.callTipInsert)
1364         config.WriteBool('Options/UseAntiAliasing', self.GetUseAntiAliasing())
1365         config.WriteBool('View/WrapMode', self.GetWrapMode())
1366         config.WriteBool('View/ShowLineNumbers', self.lineNumbers)
1367         config.WriteInt('View/Zoom/Shell', self.GetZoom())
1368
1369
1370
1371 ## NOTE: The DnD of file names is disabled until I can figure out how
1372 ## best to still allow DnD of text.
1373
1374
1375 ## #seb : File drag and drop
1376 ## class FileDropTarget(wx.FileDropTarget):
1377 ##     def __init__(self, obj):
1378 ##         wx.FileDropTarget.__init__(self)
1379 ##         self.obj = obj
1380 ##     def OnDropFiles(self, x, y, filenames):
1381 ##         if len(filenames) == 1:
1382 ##             txt = 'r\"%s\"' % filenames[0]
1383 ##         else:
1384 ##             txt = '( '
1385 ##             for f in filenames:
1386 ##                 txt += 'r\"%s\" , ' % f
1387 ##             txt += ')'
1388 ##         self.obj.AppendText(txt)
1389 ##         pos = self.obj.GetCurrentPos()
1390 ##         self.obj.SetCurrentPos( pos )
1391 ##         self.obj.SetSelection( pos, pos )
1392
1393
1394
1395 ## class TextAndFileDropTarget(wx.DropTarget):
1396 ##     def __init__(self, shell):
1397 ##         wx.DropTarget.__init__(self)
1398 ##         self.shell = shell
1399 ##         self.compdo = wx.DataObjectComposite()
1400 ##         self.textdo = wx.TextDataObject()
1401 ##         self.filedo = wx.FileDataObject()
1402 ##         self.compdo.Add(self.textdo)
1403 ##         self.compdo.Add(self.filedo, True)
1404
1405 ##         self.SetDataObject(self.compdo)
1406
1407 ##     def OnDrop(self, x, y):
1408 ##         return True
1409
1410 ##     def OnData(self, x, y, result):
1411 ##         self.GetData()
1412 ##         if self.textdo.GetTextLength() > 1:
1413 ##             text = self.textdo.GetText()
1414 ##             # *** Do somethign with the dragged text here...
1415 ##             self.textdo.SetText('')
1416 ##         else:
1417 ##             filenames = str(self.filename.GetFilenames())
1418 ##             if len(filenames) == 1:
1419 ##                 txt = 'r\"%s\"' % filenames[0]
1420 ##             else:
1421 ##                 txt = '( '
1422 ##                 for f in filenames:
1423 ##                     txt += 'r\"%s\" , ' % f
1424 ##                 txt += ')'
1425 ##             self.shell.AppendText(txt)
1426 ##             pos = self.shell.GetCurrentPos()
1427 ##             self.shell.SetCurrentPos( pos )
1428 ##             self.shell.SetSelection( pos, pos )
1429
1430 ##         return result
1431