"""EditWindow class.""" __author__ = "Patrick K. O'Brien " import wx from wx import stc import keyword import os import sys import time from . import dispatcher from .version import VERSION if 'wxMSW' in wx.PlatformInfo: FACES = { 'times' : 'Times New Roman', 'mono' : 'Courier New', 'helv' : 'Arial', 'lucida' : 'Lucida Console', 'other' : 'Comic Sans MS', 'size' : 10, 'lnsize' : 8, 'backcol' : '#FFFFFF', 'calltipbg' : '#FFFFB8', 'calltipfg' : '#404040', } elif 'wxGTK' in wx.PlatformInfo and 'gtk2' in wx.PlatformInfo: FACES = { 'times' : 'Serif', 'mono' : 'Monospace', 'helv' : 'Sans', 'other' : 'new century schoolbook', 'size' : 10, 'lnsize' : 9, 'backcol' : '#FFFFFF', 'calltipbg' : '#FFFFB8', 'calltipfg' : '#404040', } elif 'wxMac' in wx.PlatformInfo: FACES = { 'times' : 'Lucida Grande', 'mono' : 'Monaco', 'helv' : 'Geneva', 'other' : 'new century schoolbook', 'size' : 12, 'lnsize' : 10, 'backcol' : '#FFFFFF', 'calltipbg' : '#FFFFB8', 'calltipfg' : '#404040', } else: # GTK1, etc. FACES = { 'times' : 'Times', 'mono' : 'Courier', 'helv' : 'Helvetica', 'other' : 'new century schoolbook', 'size' : 12, 'lnsize' : 10, 'backcol' : '#FFFFFF', 'calltipbg' : '#FFFFB8', 'calltipfg' : '#404040', } class EditWindow(stc.StyledTextCtrl): """EditWindow based on StyledTextCtrl.""" def __init__(self, parent, id=-1, pos=wx.DefaultPosition, size=wx.DefaultSize, style=wx.CLIP_CHILDREN | wx.SUNKEN_BORDER): """Create EditWindow instance.""" stc.StyledTextCtrl.__init__(self, parent, id, pos, size, style) self.__config() self.Bind(stc.EVT_STC_UPDATEUI, self.OnUpdateUI) dispatcher.connect(receiver=self._fontsizer, signal='FontIncrease') dispatcher.connect(receiver=self._fontsizer, signal='FontDecrease') dispatcher.connect(receiver=self._fontsizer, signal='FontDefault') def _fontsizer(self, signal): """Receiver for Font* signals.""" size = self.GetZoom() if signal == 'FontIncrease': size += 1 elif signal == 'FontDecrease': size -= 1 elif signal == 'FontDefault': size = 0 self.SetZoom(size) def __config(self): self.setDisplayLineNumbers(False) self.SetLexer(stc.STC_LEX_PYTHON) self.SetKeyWords(0, ' '.join(keyword.kwlist)) self.setStyles(FACES) self.SetViewWhiteSpace(False) self.SetTabWidth(4) self.SetUseTabs(False) # Do we want to automatically pop up command completion options? self.autoComplete = True self.autoCompleteIncludeMagic = True self.autoCompleteIncludeSingle = True self.autoCompleteIncludeDouble = True self.autoCompleteCaseInsensitive = True self.AutoCompSetIgnoreCase(self.autoCompleteCaseInsensitive) self.autoCompleteAutoHide = False self.AutoCompSetAutoHide(self.autoCompleteAutoHide) self.AutoCompStops(' .,;:([)]}\'"\\<>%^&+-=*/|`') # Do we want to automatically pop up command argument help? self.autoCallTip = True self.callTipInsert = True self.CallTipSetBackground(FACES['calltipbg']) self.CallTipSetForeground(FACES['calltipfg']) self.SetWrapMode(False) try: self.SetEndAtLastLine(False) except AttributeError: pass def setDisplayLineNumbers(self, state): self.lineNumbers = state if state: self.SetMarginType(1, stc.STC_MARGIN_NUMBER) self.SetMarginWidth(1, 40) else: # Leave a small margin so the feature hidden lines marker can be seen self.SetMarginType(1, 0) self.SetMarginWidth(1, 10) def setStyles(self, faces): """Configure font size, typeface and color for lexer.""" # Default style self.StyleSetSpec(stc.STC_STYLE_DEFAULT, "face:%(mono)s,size:%(size)d,back:%(backcol)s" % \ faces) self.StyleClearAll() self.SetSelForeground(True, wx.SystemSettings.GetColour(wx.SYS_COLOUR_HIGHLIGHTTEXT)) self.SetSelBackground(True, wx.SystemSettings.GetColour(wx.SYS_COLOUR_HIGHLIGHT)) # Built in styles self.StyleSetSpec(stc.STC_STYLE_LINENUMBER, "back:#C0C0C0,face:%(mono)s,size:%(lnsize)d" % FACES) self.StyleSetSpec(stc.STC_STYLE_CONTROLCHAR, "face:%(mono)s" % faces) self.StyleSetSpec(stc.STC_STYLE_BRACELIGHT, "fore:#0000FF,back:#FFFF88") self.StyleSetSpec(stc.STC_STYLE_BRACEBAD, "fore:#FF0000,back:#FFFF88") # Python styles self.StyleSetSpec(stc.STC_P_DEFAULT, "face:%(mono)s" % faces) self.StyleSetSpec(stc.STC_P_COMMENTLINE, "fore:#007F00,face:%(mono)s" % faces) self.StyleSetSpec(stc.STC_P_NUMBER, "") self.StyleSetSpec(stc.STC_P_STRING, "fore:#7F007F,face:%(mono)s" % faces) self.StyleSetSpec(stc.STC_P_CHARACTER, "fore:#7F007F,face:%(mono)s" % faces) self.StyleSetSpec(stc.STC_P_WORD, "fore:#00007F,bold") self.StyleSetSpec(stc.STC_P_TRIPLE, "fore:#7F0000") self.StyleSetSpec(stc.STC_P_TRIPLEDOUBLE, "fore:#000033,back:#FFFFE8") self.StyleSetSpec(stc.STC_P_CLASSNAME, "fore:#0000FF,bold") self.StyleSetSpec(stc.STC_P_DEFNAME, "fore:#007F7F,bold") self.StyleSetSpec(stc.STC_P_OPERATOR, "") self.StyleSetSpec(stc.STC_P_IDENTIFIER, "") self.StyleSetSpec(stc.STC_P_COMMENTBLOCK, "fore:#7F7F7F") self.StyleSetSpec(stc.STC_P_STRINGEOL, "fore:#000000,face:%(mono)s,back:#E0C0E0,eolfilled" % faces) def OnUpdateUI(self, event): """Check for matching braces.""" # If the auto-complete window is up let it do its thing. if self.AutoCompActive() or self.CallTipActive(): return braceAtCaret = -1 braceOpposite = -1 charBefore = None caretPos = self.GetCurrentPos() if caretPos > 0: charBefore = self.GetCharAt(caretPos - 1) styleBefore = self.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.GetCharAt(caretPos) styleAfter = self.GetStyleAt(caretPos) if charAfter and chr(charAfter) in '[]{}()' \ and styleAfter == stc.STC_P_OPERATOR: braceAtCaret = caretPos if braceAtCaret >= 0: braceOpposite = self.BraceMatch(braceAtCaret) if braceAtCaret != -1 and braceOpposite == -1: self.BraceBadLight(braceAtCaret) else: self.BraceHighlight(braceAtCaret, braceOpposite) def CanCopy(self): """Return True if text is selected and can be copied.""" return self.GetSelectionStart() != self.GetSelectionEnd() def CanCut(self): """Return True if text is selected and can be cut.""" return self.CanCopy() and self.CanEdit() def CanEdit(self): """Return True if editing should succeed.""" return not self.GetReadOnly() def CanPaste(self): """Return True if pasting should succeed.""" return stc.StyledTextCtrl.CanPaste(self) and self.CanEdit() def GetLastPosition(self): return self.GetLength() def GetRange(self, start, end): return self.GetTextRange(start, end) def GetSelection(self): return self.GetAnchor(), self.GetCurrentPos() def ShowPosition(self, pos): line = self.LineFromPosition(pos) #self.EnsureVisible(line) self.GotoLine(line) def DoFindNext(self, findData, findDlg=None): backward = not (findData.GetFlags() & wx.FR_DOWN) matchcase = (findData.GetFlags() & wx.FR_MATCHCASE) != 0 end = self.GetLastPosition() # Changed to reflect the fact that StyledTextControl is in UTF-8 encoding textstring = self.GetRange(0, end).encode('utf-8') findstring = findData.GetFindString().encode('utf-8') if not matchcase: textstring = textstring.lower() findstring = findstring.lower() if backward: start = self.GetSelection()[0] loc = textstring.rfind(findstring, 0, start) else: start = self.GetSelection()[1] loc = textstring.find(findstring, start) # if it wasn't found then restart at begining if loc == -1 and start != 0: if backward: start = end loc = textstring.rfind(findstring, 0, start) else: start = 0 loc = textstring.find(findstring, start) # was it still not found? if loc == -1: dlg = wx.MessageDialog(self, 'Unable to find the search text.', 'Not found!', wx.OK | wx.ICON_INFORMATION) dlg.ShowModal() dlg.Destroy() if findDlg: if loc == -1: wx.CallAfter(findDlg.SetFocus) return else: findDlg.Close() # show and select the found text self.ShowPosition(loc) self.SetSelection(loc, loc + len(findstring))