py_ext/PythonEditor.py
changeset 721 ecf4d203c4d4
parent 718 5d4dc150b956
child 734 5c42cafaee15
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/py_ext/PythonEditor.py	Tue May 08 17:08:45 2012 +0200
@@ -0,0 +1,505 @@
+import  wx, wx.grid
+import  wx.stc  as  stc
+import keyword
+
+from controls import EditorPanel
+
+if wx.Platform == '__WXMSW__':
+    faces = { 'times': 'Times New Roman',
+              'mono' : 'Courier New',
+              'helv' : 'Arial',
+              'other': 'Comic Sans MS',
+              'size' : 10,
+              'size2': 8,
+             }
+elif wx.Platform == '__WXMAC__':
+    faces = { 'times': 'Times New Roman',
+              'mono' : 'Monaco',
+              'helv' : 'Arial',
+              'other': 'Comic Sans MS',
+              'size' : 12,
+              'size2': 10,
+             }
+else:
+    faces = { 'times': 'Times',
+              'mono' : 'Courier',
+              'helv' : 'Helvetica',
+              'other': 'new century schoolbook',
+              'size' : 12,
+              'size2': 10,
+             }
+
+[ID_PYTHONEDITOR,
+] = [wx.NewId() for _init_ctrls in range(1)]
+
+def GetCursorPos(old, new):
+    old_length = len(old)
+    new_length = len(new)
+    common_length = min(old_length, new_length)
+    i = 0
+    for i in xrange(common_length):
+        if old[i] != new[i]:
+            break
+    if old_length < new_length:
+        if common_length > 0 and old[i] != new[i]:
+            return i + new_length - old_length
+        else:
+            return i + new_length - old_length + 1
+    elif old_length > new_length or i < min(old_length, new_length) - 1:
+        if common_length > 0 and old[i] != new[i]:
+            return i
+        else:
+            return i + 1
+    else:
+        return None
+
+class PythonEditor(EditorPanel):
+
+    fold_symbols = 3
+    
+    def _init_Editor(self, prnt):
+        self.Editor = stc.StyledTextCtrl(id=ID_PYTHONEDITOR, parent=prnt,
+                 name="TextViewer", pos=wx.DefaultPosition, 
+                 size=wx.DefaultSize, style=0)
+
+        self.Editor.CmdKeyAssign(ord('B'), stc.STC_SCMOD_CTRL, stc.STC_CMD_ZOOMIN)
+        self.Editor.CmdKeyAssign(ord('N'), stc.STC_SCMOD_CTRL, stc.STC_CMD_ZOOMOUT)
+
+        self.Editor.SetLexer(stc.STC_LEX_PYTHON)
+        self.Editor.SetKeyWords(0, " ".join(keyword.kwlist))
+
+        self.Editor.SetProperty("fold", "1")
+        self.Editor.SetProperty("tab.timmy.whinge.level", "1")
+        self.Editor.SetMargins(0,0)
+
+        self.Editor.SetViewWhiteSpace(False)
+        
+        self.Editor.SetEdgeMode(stc.STC_EDGE_BACKGROUND)
+        self.Editor.SetEdgeColumn(78)
+
+        # Set up the numbers in the margin for margin #1
+        self.Editor.SetMarginType(1, wx.stc.STC_MARGIN_NUMBER)
+        # Reasonable value for, say, 4-5 digits using a mono font (40 pix)
+        self.Editor.SetMarginWidth(1, 40)
+
+        # Setup a margin to hold fold markers
+        self.Editor.SetMarginType(2, stc.STC_MARGIN_SYMBOL)
+        self.Editor.SetMarginMask(2, stc.STC_MASK_FOLDERS)
+        self.Editor.SetMarginSensitive(2, True)
+        self.Editor.SetMarginWidth(2, 12)
+
+        if self.fold_symbols == 0:
+            # Arrow pointing right for contracted folders, arrow pointing down for expanded
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_ARROWDOWN, "black", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_ARROW, "black", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_EMPTY, "black", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_EMPTY, "black", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_EMPTY,     "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_EMPTY,     "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_EMPTY,     "white", "black")
+            
+        elif self.fold_symbols == 1:
+            # Plus for contracted folders, minus for expanded
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_MINUS, "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_PLUS,  "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_EMPTY, "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_EMPTY, "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_EMPTY, "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_EMPTY, "white", "black")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_EMPTY, "white", "black")
+
+        elif self.fold_symbols == 2:
+            # Like a flattened tree control using circular headers and curved joins
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_CIRCLEMINUS,          "white", "#404040")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_CIRCLEPLUS,           "white", "#404040")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_VLINE,                "white", "#404040")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_LCORNERCURVE,         "white", "#404040")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_CIRCLEPLUSCONNECTED,  "white", "#404040")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_CIRCLEMINUSCONNECTED, "white", "#404040")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_TCORNERCURVE,         "white", "#404040")
+
+        elif self.fold_symbols == 3:
+            # Like a flattened tree control using square headers
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_BOXMINUS,          "white", "#808080")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_BOXPLUS,           "white", "#808080")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_VLINE,             "white", "#808080")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_LCORNER,           "white", "#808080")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_BOXPLUSCONNECTED,  "white", "#808080")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_BOXMINUSCONNECTED, "white", "#808080")
+            self.Editor.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_TCORNER,           "white", "#808080")
+
+
+        self.Editor.Bind(stc.EVT_STC_UPDATEUI, self.OnUpdateUI)
+        self.Editor.Bind(stc.EVT_STC_MARGINCLICK, self.OnMarginClick)
+        self.Editor.Bind(wx.EVT_KEY_DOWN, self.OnKeyPressed)
+
+        # Global default style
+        if wx.Platform == '__WXMSW__':
+            self.Editor.StyleSetSpec(stc.STC_STYLE_DEFAULT, 'fore:#000000,back:#FFFFFF,face:Courier New')
+        elif wx.Platform == '__WXMAC__':
+            # TODO: if this looks fine on Linux too, remove the Mac-specific case 
+            # and use this whenever OS != MSW.
+            self.Editor.StyleSetSpec(stc.STC_STYLE_DEFAULT, 'fore:#000000,back:#FFFFFF,face:Monaco')
+        else:
+            defsize = wx.SystemSettings.GetFont(wx.SYS_ANSI_FIXED_FONT).GetPointSize()
+            self.Editor.StyleSetSpec(stc.STC_STYLE_DEFAULT, 'fore:#000000,back:#FFFFFF,face:Courier,size:%d'%defsize)
+
+        # Clear styles and revert to default.
+        self.Editor.StyleClearAll()
+
+        # Following style specs only indicate differences from default.
+        # The rest remains unchanged.
+
+        # Line numbers in margin
+        self.Editor.StyleSetSpec(wx.stc.STC_STYLE_LINENUMBER,'fore:#000000,back:#99A9C2')    
+        # Highlighted brace
+        self.Editor.StyleSetSpec(wx.stc.STC_STYLE_BRACELIGHT,'fore:#00009D,back:#FFFF00')
+        # Unmatched brace
+        self.Editor.StyleSetSpec(wx.stc.STC_STYLE_BRACEBAD,'fore:#00009D,back:#FF0000')
+        # Indentation guide
+        self.Editor.StyleSetSpec(wx.stc.STC_STYLE_INDENTGUIDE, "fore:#CDCDCD")
+
+        # Python styles
+        self.Editor.StyleSetSpec(wx.stc.STC_P_DEFAULT, 'fore:#000000')
+        # Comments
+        self.Editor.StyleSetSpec(wx.stc.STC_P_COMMENTLINE,  'fore:#008000,back:#F0FFF0')
+        self.Editor.StyleSetSpec(wx.stc.STC_P_COMMENTBLOCK, 'fore:#008000,back:#F0FFF0')
+        # Numbers
+        self.Editor.StyleSetSpec(wx.stc.STC_P_NUMBER, 'fore:#008080')
+        # Strings and characters
+        self.Editor.StyleSetSpec(wx.stc.STC_P_STRING, 'fore:#800080')
+        self.Editor.StyleSetSpec(wx.stc.STC_P_CHARACTER, 'fore:#800080')
+        # Keywords
+        self.Editor.StyleSetSpec(wx.stc.STC_P_WORD, 'fore:#000080,bold')
+        # Triple quotes
+        self.Editor.StyleSetSpec(wx.stc.STC_P_TRIPLE, 'fore:#800080,back:#FFFFEA')
+        self.Editor.StyleSetSpec(wx.stc.STC_P_TRIPLEDOUBLE, 'fore:#800080,back:#FFFFEA')
+        # Class names
+        self.Editor.StyleSetSpec(wx.stc.STC_P_CLASSNAME, 'fore:#0000FF,bold')
+        # Function names
+        self.Editor.StyleSetSpec(wx.stc.STC_P_DEFNAME, 'fore:#008080,bold')
+        # Operators
+        self.Editor.StyleSetSpec(wx.stc.STC_P_OPERATOR, 'fore:#800000,bold')
+        # Identifiers. I leave this as not bold because everything seems
+        # to be an identifier if it doesn't match the above criterae
+        self.Editor.StyleSetSpec(wx.stc.STC_P_IDENTIFIER, 'fore:#000000')
+
+        # Caret color
+        self.Editor.SetCaretForeground("BLUE")
+        # Selection background
+        self.Editor.SetSelBackground(1, '#66CCFF')
+
+        self.Editor.SetSelBackground(True, wx.SystemSettings_GetColour(wx.SYS_COLOUR_HIGHLIGHT))
+        self.Editor.SetSelForeground(True, wx.SystemSettings_GetColour(wx.SYS_COLOUR_HIGHLIGHTTEXT))
+        
+        # register some images for use in the AutoComplete box.
+        #self.RegisterImage(1, images.getSmilesBitmap())
+        self.Editor.RegisterImage(1, 
+            wx.ArtProvider.GetBitmap(wx.ART_DELETE, size=(16,16)))
+        self.Editor.RegisterImage(2, 
+            wx.ArtProvider.GetBitmap(wx.ART_NEW, size=(16,16)))
+        self.Editor.RegisterImage(3, 
+            wx.ArtProvider.GetBitmap(wx.ART_COPY, size=(16,16)))
+
+        # Indentation and tab stuff
+        self.Editor.SetIndent(4)               # Proscribed indent size for wx
+        self.Editor.SetIndentationGuides(True) # Show indent guides
+        self.Editor.SetBackSpaceUnIndents(True)# Backspace unindents rather than delete 1 space
+        self.Editor.SetTabIndents(True)        # Tab key indents
+        self.Editor.SetTabWidth(4)             # Proscribed tab size for wx
+        self.Editor.SetUseTabs(False)          # Use spaces rather than tabs, or
+                                        # TabTimmy will complain!    
+        # White space
+        self.Editor.SetViewWhiteSpace(False)   # Don't view white space
+
+        # EOL: Since we are loading/saving ourselves, and the
+        # strings will always have \n's in them, set the STC to
+        # edit them that way.            
+        self.Editor.SetEOLMode(wx.stc.STC_EOL_LF)
+        self.Editor.SetViewEOL(False)
+        
+        # No right-edge mode indicator
+        self.Editor.SetEdgeMode(stc.STC_EDGE_NONE)
+        
+        self.Editor.SetModEventMask(wx.stc.STC_MOD_BEFOREINSERT|wx.stc.STC_MOD_BEFOREDELETE)
+
+        self.Editor.Bind(wx.stc.EVT_STC_DO_DROP, self.OnDoDrop, id=ID_PYTHONEDITOR)
+        self.Editor.Bind(wx.EVT_KILL_FOCUS, self.OnKillFocus)
+        self.Editor.Bind(wx.stc.EVT_STC_MODIFIED, self.OnModification, id=ID_PYTHONEDITOR)
+
+
+    def __init__(self, parent, controler, window):
+        EditorPanel.__init__(self, parent, "", window, controler)
+        
+        self.DisableEvents = False
+        self.CurrentAction = None
+        
+        img = wx.Bitmap(self.Controler.GetIconPath("Cfile.png"), wx.BITMAP_TYPE_PNG).ConvertToImage()
+        self.SetIcon(wx.BitmapFromImage(img.Rescale(16, 16)))
+    
+    def __del__(self):
+        self.Controler.OnCloseEditor(self)
+    
+    def GetTitle(self):
+        fullname = self.Controler.CTNFullName()
+        if not self.Controler.PythonIsSaved():
+            return "~%s~" % fullname
+        return fullname
+    
+    def GetBufferState(self):
+        return self.Controler.GetBufferState()
+        
+    def Undo(self):
+        self.Controler.LoadPrevious()
+        self.RefreshView()
+            
+    def Redo(self):
+        self.Controler.LoadNext()
+        self.RefreshView()
+    
+    def HasNoModel(self):
+        return False
+    
+    def OnModification(self, event):
+        if not self.DisableEvents:
+            mod_type = event.GetModificationType()
+            if not (mod_type&wx.stc.STC_PERFORMED_UNDO or mod_type&wx.stc.STC_PERFORMED_REDO):
+                if mod_type&wx.stc.STC_MOD_BEFOREINSERT:
+                    if self.CurrentAction is None:
+                        self.StartBuffering()
+                    elif self.CurrentAction[0] != "Add" or self.CurrentAction[1] != event.GetPosition() - 1:
+                        self.Controler.EndBuffering()
+                        self.StartBuffering()
+                    self.CurrentAction = ("Add", event.GetPosition())
+                    wx.CallAfter(self.RefreshModel)
+                elif mod_type&wx.stc.STC_MOD_BEFOREDELETE:
+                    if self.CurrentAction == None:
+                        self.StartBuffering()
+                    elif self.CurrentAction[0] != "Delete" or self.CurrentAction[1] != event.GetPosition() + 1:
+                        self.Controler.EndBuffering()
+                        self.StartBuffering()
+                    self.CurrentAction = ("Delete", event.GetPosition())
+                    wx.CallAfter(self.RefreshModel)
+        event.Skip()
+    
+    def OnDoDrop(self, event):
+        self.ResetBuffer()
+        wx.CallAfter(self.RefreshModel)
+        event.Skip()
+
+    # Buffer the last model state
+    def RefreshBuffer(self):
+        self.Controler.BufferPython()
+        if self.ParentWindow is not None:
+            self.ParentWindow.RefreshTitle()
+            self.ParentWindow.RefreshFileMenu()
+            self.ParentWindow.RefreshEditMenu()
+            self.ParentWindow.RefreshPageTitles()
+    
+    def StartBuffering(self):
+        self.Controler.StartBuffering()
+        if self.ParentWindow is not None:
+            self.ParentWindow.RefreshTitle()
+            self.ParentWindow.RefreshFileMenu()
+            self.ParentWindow.RefreshEditMenu()
+            self.ParentWindow.RefreshPageTitles()
+    
+    def ResetBuffer(self):
+        if self.CurrentAction != None:
+            self.Controler.EndBuffering()
+            self.CurrentAction = None
+
+    def RefreshView(self):
+        self.ResetBuffer()
+        self.DisableEvents = True
+        old_cursor_pos = self.Editor.GetCurrentPos()
+        old_text = self.Editor.GetText()
+        new_text = self.Controler.GetPythonCode()
+        self.Editor.SetText(new_text)
+        new_cursor_pos = GetCursorPos(old_text, new_text)
+        if new_cursor_pos != None:
+            self.Editor.GotoPos(new_cursor_pos)
+        else:
+            self.Editor.GotoPos(old_cursor_pos)
+        self.Editor.ScrollToColumn(0)
+        self.Editor.EmptyUndoBuffer()
+        self.DisableEvents = False
+        
+        self.Editor.Colourise(0, -1)
+
+    def RefreshModel(self):
+        self.Controler.SetPythonCode(self.Editor.GetText())
+
+    def OnKeyPressed(self, event):
+        if self.Editor.CallTipActive():
+            self.Editor.CallTipCancel()
+        key = event.GetKeyCode()
+
+        if key == 32 and event.ControlDown():
+            pos = self.Editor.GetCurrentPos()
+
+            # Tips
+            if event.ShiftDown():
+                pass
+##                self.CallTipSetBackground("yellow")
+##                self.CallTipShow(pos, 'lots of of text: blah, blah, blah\n\n'
+##                                 'show some suff, maybe parameters..\n\n'
+##                                 'fubar(param1, param2)')
+            # Code completion
+            else:
+                self.Editor.AutoCompSetIgnoreCase(False)  # so this needs to match
+
+                # Images are specified with a appended "?type"
+                self.Editor.AutoCompShow(0, " ".join([word + "?1" for word in keyword.kwlist]))
+        else:
+            event.Skip()
+
+    def OnKillFocus(self, event):
+        self.Editor.AutoCompCancel()
+        event.Skip()
+
+    def OnUpdateUI(self, evt):
+        # check for matching braces
+        braceAtCaret = -1
+        braceOpposite = -1
+        charBefore = None
+        caretPos = self.Editor.GetCurrentPos()
+
+        if caretPos > 0:
+            charBefore = self.Editor.GetCharAt(caretPos - 1)
+            styleBefore = self.Editor.GetStyleAt(caretPos - 1)
+
+        # check before
+        if charBefore and chr(charBefore) in "[]{}()" and styleBefore == stc.STC_P_OPERATOR:
+            braceAtCaret = caretPos - 1
+
+        # check after
+        if braceAtCaret < 0:
+            charAfter = self.Editor.GetCharAt(caretPos)
+            styleAfter = self.Editor.GetStyleAt(caretPos)
+
+            if charAfter and chr(charAfter) in "[]{}()" and styleAfter == stc.STC_P_OPERATOR:
+                braceAtCaret = caretPos
+
+        if braceAtCaret >= 0:
+            braceOpposite = self.Editor.BraceMatch(braceAtCaret)
+
+        if braceAtCaret != -1  and braceOpposite == -1:
+            self.Editor.BraceBadLight(braceAtCaret)
+        else:
+            self.Editor.BraceHighlight(braceAtCaret, braceOpposite)
+            #pt = self.Editor.PointFromPosition(braceOpposite)
+            #self.Editor.Refresh(True, wxRect(pt.x, pt.y, 5,5))
+            #print pt
+            #self.Editor.Refresh(False)
+
+
+    def OnMarginClick(self, evt):
+        # fold and unfold as needed
+        if evt.GetMargin() == 2:
+            if evt.GetShift() and evt.GetControl():
+                self.FoldAll()
+            else:
+                lineClicked = self.Editor.LineFromPosition(evt.GetPosition())
+
+                if self.Editor.GetFoldLevel(lineClicked) & stc.STC_FOLDLEVELHEADERFLAG:
+                    if evt.GetShift():
+                        self.Editor.SetFoldExpanded(lineClicked, True)
+                        self.Expand(lineClicked, True, True, 1)
+                    elif evt.GetControl():
+                        if self.Editor.GetFoldExpanded(lineClicked):
+                            self.Editor.SetFoldExpanded(lineClicked, False)
+                            self.Expand(lineClicked, False, True, 0)
+                        else:
+                            self.Editor.SetFoldExpanded(lineClicked, True)
+                            self.Expand(lineClicked, True, True, 100)
+                    else:
+                        self.Editor.ToggleFold(lineClicked)
+
+
+    def FoldAll(self):
+        lineCount = self.Editor.GetLineCount()
+        expanding = True
+
+        # find out if we are folding or unfolding
+        for lineNum in range(lineCount):
+            if self.Editor.GetFoldLevel(lineNum) & stc.STC_FOLDLEVELHEADERFLAG:
+                expanding = not self.Editor.GetFoldExpanded(lineNum)
+                break
+
+        lineNum = 0
+
+        while lineNum < lineCount:
+            level = self.Editor.GetFoldLevel(lineNum)
+            if level & stc.STC_FOLDLEVELHEADERFLAG and \
+               (level & stc.STC_FOLDLEVELNUMBERMASK) == stc.STC_FOLDLEVELBASE:
+
+                if expanding:
+                    self.Editor.SetFoldExpanded(lineNum, True)
+                    lineNum = self.Expand(lineNum, True)
+                    lineNum = lineNum - 1
+                else:
+                    lastChild = self.Editor.GetLastChild(lineNum, -1)
+                    self.Editor.SetFoldExpanded(lineNum, False)
+
+                    if lastChild > lineNum:
+                        self.Editor.HideLines(lineNum+1, lastChild)
+
+            lineNum = lineNum + 1
+
+
+
+    def Expand(self, line, doExpand, force=False, visLevels=0, level=-1):
+        lastChild = self.Editor.GetLastChild(line, level)
+        line = line + 1
+
+        while line <= lastChild:
+            if force:
+                if visLevels > 0:
+                    self.Editor.ShowLines(line, line)
+                else:
+                    self.Editor.HideLines(line, line)
+            else:
+                if doExpand:
+                    self.Editor.ShowLines(line, line)
+
+            if level == -1:
+                level = self.Editor.GetFoldLevel(line)
+
+            if level & stc.STC_FOLDLEVELHEADERFLAG:
+                if force:
+                    if visLevels > 1:
+                        self.Editor.SetFoldExpanded(line, True)
+                    else:
+                        self.Editor.SetFoldExpanded(line, False)
+
+                    line = self.Expand(line, doExpand, force, visLevels-1)
+
+                else:
+                    if doExpand and self.Editor.GetFoldExpanded(line):
+                        line = self.Expand(line, True, force, visLevels-1)
+                    else:
+                        line = self.Expand(line, False, force, visLevels-1)
+            else:
+                line = line + 1
+
+        return line
+
+    def Cut(self):
+        self.ResetBuffer()
+        self.DisableEvents = True
+        self.Editor.CmdKeyExecute(wx.stc.STC_CMD_CUT)
+        self.DisableEvents = False
+        self.RefreshModel()
+        self.RefreshBuffer()
+    
+    def Copy(self):
+        self.Editor.CmdKeyExecute(wx.stc.STC_CMD_COPY)
+    
+    def Paste(self):
+        self.ResetBuffer()
+        self.DisableEvents = True
+        self.Editor.CmdKeyExecute(wx.stc.STC_CMD_PASTE)
+        self.DisableEvents = False
+        self.RefreshModel()
+        self.RefreshBuffer()