--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/editors/TextViewer.py Thu Mar 07 11:47:43 2013 +0900
@@ -0,0 +1,931 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
+#based on the plcopen standard.
+#
+#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
+#
+#See COPYING file for copyrights details.
+#
+#This library is free software; you can redistribute it and/or
+#modify it under the terms of the GNU General Public
+#License as published by the Free Software Foundation; either
+#version 2.1 of the License, or (at your option) any later version.
+#
+#This library is distributed in the hope that it will be useful,
+#but WITHOUT ANY WARRANTY; without even the implied warranty of
+#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+#General Public License for more details.
+#
+#You should have received a copy of the GNU General Public
+#License along with this library; if not, write to the Free Software
+#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+import re
+from types import *
+
+import wx
+import wx.stc
+
+from graphics.GraphicCommons import ERROR_HIGHLIGHT, SEARCH_RESULT_HIGHLIGHT, REFRESH_HIGHLIGHT_PERIOD
+from plcopen.structures import ST_BLOCK_START_KEYWORDS, ST_BLOCK_END_KEYWORDS, IEC_BLOCK_START_KEYWORDS, IEC_BLOCK_END_KEYWORDS, LOCATIONDATATYPES
+from EditorPanel import EditorPanel
+
+#-------------------------------------------------------------------------------
+# Textual programs Viewer class
+#-------------------------------------------------------------------------------
+
+
+NEWLINE = "\n"
+NUMBERS = [str(i) for i in xrange(10)]
+LETTERS = ['_']
+for i in xrange(26):
+ LETTERS.append(chr(ord('a') + i))
+ LETTERS.append(chr(ord('A') + i))
+
+[STC_PLC_WORD, STC_PLC_COMMENT, STC_PLC_NUMBER, STC_PLC_STRING,
+ STC_PLC_VARIABLE, STC_PLC_PARAMETER, STC_PLC_FUNCTION, STC_PLC_JUMP,
+ STC_PLC_ERROR, STC_PLC_SEARCH_RESULT] = range(10)
+[SPACE, WORD, NUMBER, STRING, WSTRING, COMMENT, PRAGMA, DPRAGMA] = range(8)
+
+[ID_TEXTVIEWER, ID_TEXTVIEWERTEXTCTRL,
+] = [wx.NewId() for _init_ctrls in range(2)]
+
+if wx.Platform == '__WXMSW__':
+ faces = { 'times': 'Times New Roman',
+ 'mono' : 'Courier New',
+ 'helv' : 'Arial',
+ 'other': 'Comic Sans MS',
+ 'size' : 10,
+ }
+else:
+ faces = { 'times': 'Times',
+ 'mono' : 'Courier',
+ 'helv' : 'Helvetica',
+ 'other': 'new century schoolbook',
+ 'size' : 12,
+ }
+re_texts = {}
+re_texts["letter"] = "[A-Za-z]"
+re_texts["digit"] = "[0-9]"
+re_texts["identifier"] = "((?:%(letter)s|(?:_(?:%(letter)s|%(digit)s)))(?:_?(?:%(letter)s|%(digit)s))*)"%re_texts
+IDENTIFIER_MODEL = re.compile(re_texts["identifier"])
+LABEL_MODEL = re.compile("[ \t\n]%(identifier)s:[ \t\n]"%re_texts)
+EXTENSIBLE_PARAMETER = re.compile("IN[1-9][0-9]*$")
+
+HIGHLIGHT_TYPES = {
+ ERROR_HIGHLIGHT: STC_PLC_ERROR,
+ SEARCH_RESULT_HIGHLIGHT: STC_PLC_SEARCH_RESULT,
+}
+
+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
+
+def LineStartswith(line, symbols):
+ return reduce(lambda x, y: x or y, map(lambda x: line.startswith(x), symbols), False)
+
+class TextViewer(EditorPanel):
+
+ ID = ID_TEXTVIEWER
+
+ if wx.VERSION < (2, 6, 0):
+ def Bind(self, event, function, id = None):
+ if id is not None:
+ event(self, id, function)
+ else:
+ event(self, function)
+
+ def _init_Editor(self, prnt):
+ self.Editor = wx.stc.StyledTextCtrl(id=ID_TEXTVIEWERTEXTCTRL,
+ parent=prnt, name="TextViewer", size=wx.Size(0, 0), style=0)
+ self.Editor.ParentWindow = self
+
+ self.Editor.CmdKeyAssign(ord('+'), wx.stc.STC_SCMOD_CTRL, wx.stc.STC_CMD_ZOOMIN)
+ self.Editor.CmdKeyAssign(ord('-'), wx.stc.STC_SCMOD_CTRL, wx.stc.STC_CMD_ZOOMOUT)
+
+ self.Editor.SetViewWhiteSpace(False)
+
+ self.Editor.SetLexer(wx.stc.STC_LEX_CONTAINER)
+
+ # Global default styles for all languages
+ self.Editor.StyleSetSpec(wx.stc.STC_STYLE_DEFAULT, "face:%(mono)s,size:%(size)d" % faces)
+ self.Editor.StyleClearAll() # Reset all to be like the default
+
+ self.Editor.StyleSetSpec(wx.stc.STC_STYLE_LINENUMBER, "back:#C0C0C0,size:%(size)d" % faces)
+ self.Editor.SetSelBackground(1, "#E0E0E0")
+
+ # Highlighting styles
+ self.Editor.StyleSetSpec(STC_PLC_WORD, "fore:#00007F,bold,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_VARIABLE, "fore:#7F0000,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_PARAMETER, "fore:#7F007F,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_FUNCTION, "fore:#7F7F00,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_COMMENT, "fore:#7F7F7F,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_NUMBER, "fore:#007F7F,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_STRING, "fore:#007F00,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_JUMP, "fore:#FF7FFF,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_ERROR, "fore:#FF0000,back:#FFFF00,size:%(size)d" % faces)
+ self.Editor.StyleSetSpec(STC_PLC_SEARCH_RESULT, "fore:#FFFFFF,back:#FFA500,size:%(size)d" % faces)
+
+ # Indicators styles
+ self.Editor.IndicatorSetStyle(0, wx.stc.STC_INDIC_SQUIGGLE)
+ if self.ParentWindow is not None and self.Controler is not None:
+ self.Editor.IndicatorSetForeground(0, wx.RED)
+ else:
+ self.Editor.IndicatorSetForeground(0, wx.WHITE)
+
+ # Line numbers in the margin
+ self.Editor.SetMarginType(1, wx.stc.STC_MARGIN_NUMBER)
+ self.Editor.SetMarginWidth(1, 50)
+
+ # Folding
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDEROPEN, wx.stc.STC_MARK_BOXMINUS, "white", "#808080")
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDER, wx.stc.STC_MARK_BOXPLUS, "white", "#808080")
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDERSUB, wx.stc.STC_MARK_VLINE, "white", "#808080")
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDERTAIL, wx.stc.STC_MARK_LCORNER, "white", "#808080")
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDEREND, wx.stc.STC_MARK_BOXPLUSCONNECTED, "white", "#808080")
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDEROPENMID, wx.stc.STC_MARK_BOXMINUSCONNECTED, "white", "#808080")
+ self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDERMIDTAIL, wx.stc.STC_MARK_TCORNER, "white", "#808080")
+
+ # Indentation size
+ self.Editor.SetTabWidth(2)
+ self.Editor.SetUseTabs(0)
+
+ self.Editor.SetModEventMask(wx.stc.STC_MOD_BEFOREINSERT|
+ wx.stc.STC_MOD_BEFOREDELETE|
+ wx.stc.STC_PERFORMED_USER)
+
+ self.Bind(wx.stc.EVT_STC_STYLENEEDED, self.OnStyleNeeded, id=ID_TEXTVIEWERTEXTCTRL)
+ self.Editor.Bind(wx.stc.EVT_STC_MARGINCLICK, self.OnMarginClick)
+ self.Editor.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
+ if self.Controler is not None:
+ self.Editor.Bind(wx.EVT_KILL_FOCUS, self.OnKillFocus)
+ self.Bind(wx.stc.EVT_STC_DO_DROP, self.OnDoDrop, id=ID_TEXTVIEWERTEXTCTRL)
+ self.Bind(wx.stc.EVT_STC_MODIFIED, self.OnModification, id=ID_TEXTVIEWERTEXTCTRL)
+
+ def __init__(self, parent, tagname, window, controler, debug = False, instancepath = ""):
+ if tagname != "" and controler is not None:
+ self.VARIABLE_PANEL_TYPE = controler.GetPouType(tagname.split("::")[1])
+
+ EditorPanel.__init__(self, parent, tagname, window, controler, debug)
+
+ self.Keywords = []
+ self.Variables = {}
+ self.Functions = {}
+ self.TypeNames = []
+ self.Jumps = []
+ self.EnumeratedValues = []
+ self.DisableEvents = True
+ self.TextSyntax = None
+ self.CurrentAction = None
+ self.Highlights = []
+ self.SearchParams = None
+ self.SearchResults = None
+ self.CurrentFindHighlight = None
+ self.InstancePath = instancepath
+ self.ContextStack = []
+ self.CallStack = []
+
+ self.RefreshHighlightsTimer = wx.Timer(self, -1)
+ self.Bind(wx.EVT_TIMER, self.OnRefreshHighlightsTimer, self.RefreshHighlightsTimer)
+
+ def __del__(self):
+ self.RefreshHighlightsTimer.Stop()
+
+ def GetTitle(self):
+ if self.Debug or self.TagName == "":
+ if len(self.InstancePath) > 15:
+ return "..." + self.InstancePath[-12:]
+ return self.InstancePath
+ return EditorPanel.GetTitle(self)
+
+ def GetInstancePath(self):
+ return self.InstancePath
+
+ def IsViewing(self, tagname):
+ if self.Debug or self.TagName == "":
+ return self.InstancePath == tagname
+ else:
+ return self.TagName == tagname
+
+ def GetText(self):
+ return self.Editor.GetText()
+
+ def SetText(self, text):
+ self.Editor.SetText(text)
+
+ def SelectAll(self):
+ self.Editor.SelectAll()
+
+ def Colourise(self, start, end):
+ self.Editor.Colourise(start, end)
+
+ def StartStyling(self, pos, mask):
+ self.Editor.StartStyling(pos, mask)
+
+ def SetStyling(self, length, style):
+ self.Editor.SetStyling(length, style)
+
+ def GetCurrentPos(self):
+ return self.Editor.GetCurrentPos()
+
+ def GetState(self):
+ return {"cursor_pos": self.Editor.GetCurrentPos()}
+
+ def SetState(self, state):
+ if self and state.has_key("cursor_pos"):
+ self.Editor.GotoPos(state.get("cursor_pos", 0))
+
+ def OnModification(self, event):
+ if not self.DisableEvents:
+ mod_type = event.GetModificationType()
+ if mod_type&wx.stc.STC_MOD_BEFOREINSERT:
+ if self.CurrentAction == 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):
+ try:
+ values = eval(event.GetDragText())
+ except:
+ values = event.GetDragText()
+ if isinstance(values, tuple):
+ message = None
+ if values[1] in ["program", "debug"]:
+ event.SetDragText("")
+ elif values[1] in ["functionBlock", "function"]:
+ blocktype = values[0]
+ blockname = values[2]
+ if len(values) > 3:
+ blockinputs = values[3]
+ else:
+ blockinputs = None
+ if values[1] != "function":
+ if blockname == "":
+ dialog = wx.TextEntryDialog(self.ParentWindow, "Block name", "Please enter a block name", "", wx.OK|wx.CANCEL|wx.CENTRE)
+ if dialog.ShowModal() == wx.ID_OK:
+ blockname = dialog.GetValue()
+ else:
+ return
+ dialog.Destroy()
+ if blockname.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:
+ message = _("\"%s\" pou already exists!")%blockname
+ elif blockname.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:
+ message = _("\"%s\" element for this pou already exists!")%blockname
+ else:
+ self.Controler.AddEditedElementPouVar(self.TagName, values[0], blockname)
+ self.RefreshVariablePanel()
+ self.RefreshVariableTree()
+ blockinfo = self.Controler.GetBlockType(blocktype, blockinputs, self.Debug)
+ hint = ',\n '.join(
+ [ " " + fctdecl[0]+" := (*"+fctdecl[1]+"*)" for fctdecl in blockinfo["inputs"]] +
+ [ " " + fctdecl[0]+" => (*"+fctdecl[1]+"*)" for fctdecl in blockinfo["outputs"]])
+ if values[1] == "function":
+ event.SetDragText(blocktype+"(\n "+hint+")")
+ else:
+ event.SetDragText(blockname+"(\n "+hint+")")
+ elif values[1] == "location":
+ pou_name, pou_type = self.Controler.GetEditedElementType(self.TagName, self.Debug)
+ if len(values) > 2 and pou_type == "program":
+ var_name = values[3]
+ if var_name.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:
+ message = _("\"%s\" pou already exists!")%var_name
+ elif var_name.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:
+ message = _("\"%s\" element for this pou already exists!")%var_name
+ else:
+ location = values[0]
+ if not location.startswith("%"):
+ dialog = wx.SingleChoiceDialog(self.ParentWindow,
+ _("Select a variable class:"), _("Variable class"),
+ ["Input", "Output", "Memory"],
+ wx.DEFAULT_DIALOG_STYLE|wx.OK|wx.CANCEL)
+ if dialog.ShowModal() == wx.ID_OK:
+ selected = dialog.GetSelection()
+ else:
+ selected = None
+ dialog.Destroy()
+ if selected is None:
+ event.SetDragText("")
+ return
+ if selected == 0:
+ location = "%I" + location
+ elif selected == 1:
+ location = "%Q" + location
+ else:
+ location = "%M" + location
+ if values[2] is not None:
+ var_type = values[2]
+ else:
+ var_type = LOCATIONDATATYPES.get(location[2], ["BOOL"])[0]
+ self.Controler.AddEditedElementPouVar(self.TagName, var_type, var_name, location, values[4])
+ self.RefreshVariablePanel()
+ self.RefreshVariableTree()
+ event.SetDragText(var_name)
+ else:
+ event.SetDragText("")
+ elif values[1] == "Global":
+ var_name = values[0]
+ if var_name.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:
+ message = _("\"%s\" pou already exists!")%var_name
+ else:
+ if not var_name.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:
+ self.Controler.AddEditedElementPouExternalVar(self.TagName, values[2], var_name)
+ self.RefreshVariablePanel()
+ self.RefreshVariableTree()
+ event.SetDragText(var_name)
+ elif values[1] == "Constant":
+ event.SetDragText(values[0])
+ elif values[3] == self.TagName:
+ self.ResetBuffer()
+ event.SetDragText(values[0])
+ wx.CallAfter(self.RefreshModel)
+ else:
+ message = _("Variable don't belong to this POU!")
+ if message is not None:
+ dialog = wx.MessageDialog(self, message, _("Error"), wx.OK|wx.ICON_ERROR)
+ dialog.ShowModal()
+ dialog.Destroy()
+ event.SetDragText("")
+ event.Skip()
+
+ def SetTextSyntax(self, syntax):
+ self.TextSyntax = syntax
+ if syntax in ["ST", "ALL"]:
+ self.Editor.SetMarginType(2, wx.stc.STC_MARGIN_SYMBOL)
+ self.Editor.SetMarginMask(2, wx.stc.STC_MASK_FOLDERS)
+ self.Editor.SetMarginSensitive(2, 1)
+ self.Editor.SetMarginWidth(2, 12)
+ if syntax == "ST":
+ self.BlockStartKeywords = ST_BLOCK_START_KEYWORDS
+ self.BlockEndKeywords = ST_BLOCK_START_KEYWORDS
+ else:
+ self.BlockStartKeywords = IEC_BLOCK_START_KEYWORDS
+ self.BlockEndKeywords = IEC_BLOCK_START_KEYWORDS
+ else:
+ self.BlockStartKeywords = []
+ self.BlockEndKeywords = []
+
+ def SetKeywords(self, keywords):
+ self.Keywords = [keyword.upper() for keyword in keywords]
+ self.Colourise(0, -1)
+
+ def RefreshJumpList(self):
+ if self.TextSyntax != "IL":
+ self.Jumps = [jump.upper() for jump in LABEL_MODEL.findall(self.GetText())]
+ self.Colourise(0, -1)
+
+ # Buffer the last model state
+ def RefreshBuffer(self):
+ self.Controler.BufferProject()
+ if self.ParentWindow:
+ self.ParentWindow.RefreshTitle()
+ self.ParentWindow.RefreshFileMenu()
+ self.ParentWindow.RefreshEditMenu()
+
+ def StartBuffering(self):
+ self.Controler.StartBuffering()
+ if self.ParentWindow:
+ self.ParentWindow.RefreshTitle()
+ self.ParentWindow.RefreshFileMenu()
+ self.ParentWindow.RefreshEditMenu()
+
+ def ResetBuffer(self):
+ if self.CurrentAction != None:
+ self.Controler.EndBuffering()
+ self.CurrentAction = None
+
+ def GetBufferState(self):
+ if not self.Debug and self.TextSyntax != "ALL":
+ return self.Controler.GetBufferState()
+ return False, False
+
+ def Undo(self):
+ if not self.Debug and self.TextSyntax != "ALL":
+ self.Controler.LoadPrevious()
+ self.ParentWindow.CloseTabsWithoutModel()
+
+ def Redo(self):
+ if not self.Debug and self.TextSyntax != "ALL":
+ self.Controler.LoadNext()
+ self.ParentWindow.CloseTabsWithoutModel()
+
+ def HasNoModel(self):
+ if not self.Debug and self.TextSyntax != "ALL":
+ return self.Controler.GetEditedElement(self.TagName) is None
+ return False
+
+ def RefreshView(self, variablepanel=True):
+ EditorPanel.RefreshView(self, variablepanel)
+
+ if self.Controler is not None:
+ self.ResetBuffer()
+ self.DisableEvents = True
+ old_cursor_pos = self.GetCurrentPos()
+ old_text = self.GetText()
+ new_text = self.Controler.GetEditedElementText(self.TagName, self.Debug)
+ self.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.RefreshJumpList()
+ self.Editor.EmptyUndoBuffer()
+ self.DisableEvents = False
+
+ self.RefreshVariableTree()
+
+ self.TypeNames = [typename.upper() for typename in self.Controler.GetDataTypes(self.TagName, True, self.Debug)]
+ self.EnumeratedValues = [value.upper() for value in self.Controler.GetEnumeratedDataValues()]
+
+ self.Functions = {}
+ for category in self.Controler.GetBlockTypes(self.TagName, self.Debug):
+ for blocktype in category["list"]:
+ blockname = blocktype["name"].upper()
+ if blocktype["type"] == "function" and blockname not in self.Keywords and blockname not in self.Variables.keys():
+ interface = dict([(name, {}) for name, type, modifier in blocktype["inputs"] + blocktype["outputs"] if name != ''])
+ for param in ["EN", "ENO"]:
+ if not interface.has_key(param):
+ interface[param] = {}
+ if self.Functions.has_key(blockname):
+ self.Functions[blockname]["interface"].update(interface)
+ self.Functions[blockname]["extensible"] |= blocktype["extensible"]
+ else:
+ self.Functions[blockname] = {"interface": interface,
+ "extensible": blocktype["extensible"]}
+
+ self.Colourise(0, -1)
+
+ def RefreshVariableTree(self):
+ words = self.TagName.split("::")
+ self.Variables = self.GenerateVariableTree([(variable["Name"], variable["Type"], variable["Tree"]) for variable in self.Controler.GetEditedElementInterfaceVars(self.TagName, self.Debug)])
+ if self.Controler.GetEditedElementType(self.TagName, self.Debug)[1] == "function" or words[0] == "T" and self.TextSyntax == "IL":
+ return_type = self.Controler.GetEditedElementInterfaceReturnType(self.TagName, self.Debug)
+ if return_type is not None:
+ var_tree, var_dimension = self.Controler.GenerateVarTree(return_type, self.Debug)
+ self.Variables[words[-1].upper()] = self.GenerateVariableTree(var_tree)
+ else:
+ self.Variables[words[-1].upper()] = {}
+
+ def GenerateVariableTree(self, list):
+ tree = {}
+ for var_name, var_type, (var_tree, var_dimension) in list:
+ tree[var_name.upper()] = self.GenerateVariableTree(var_tree)
+ return tree
+
+ def IsValidVariable(self, name, context):
+ return context is not None and context.get(name, None) is not None
+
+ def IsCallParameter(self, name, call):
+ if call is not None:
+ return (call["interface"].get(name.upper(), None) is not None or
+ call["extensible"] and EXTENSIBLE_PARAMETER.match(name.upper()) is not None)
+ return False
+
+ def RefreshLineFolding(self, line_number):
+ if self.TextSyntax in ["ST", "ALL"]:
+ level = wx.stc.STC_FOLDLEVELBASE + self.Editor.GetLineIndentation(line_number)
+ line = self.Editor.GetLine(line_number).strip()
+ if line == "":
+ if line_number > 0:
+ if LineStartswith(self.Editor.GetLine(line_number - 1).strip(), self.BlockEndKeywords):
+ level = self.Editor.GetFoldLevel(self.Editor.GetFoldParent(line_number - 1)) & wx.stc.STC_FOLDLEVELNUMBERMASK
+ else:
+ level = self.Editor.GetFoldLevel(line_number - 1) & wx.stc.STC_FOLDLEVELNUMBERMASK
+ if level != wx.stc.STC_FOLDLEVELBASE:
+ level |= wx.stc.STC_FOLDLEVELWHITEFLAG
+ elif LineStartswith(line, self.BlockStartKeywords):
+ level |= wx.stc.STC_FOLDLEVELHEADERFLAG
+ elif LineStartswith(line, self.BlockEndKeywords):
+ if LineStartswith(self.Editor.GetLine(line_number - 1).strip(), self.BlockEndKeywords):
+ level = self.Editor.GetFoldLevel(self.Editor.GetFoldParent(line_number - 1)) & wx.stc.STC_FOLDLEVELNUMBERMASK
+ else:
+ level = self.Editor.GetFoldLevel(line_number - 1) & wx.stc.STC_FOLDLEVELNUMBERMASK
+ self.Editor.SetFoldLevel(line_number, level)
+
+ def OnStyleNeeded(self, event):
+ self.TextChanged = True
+ line_number = self.Editor.LineFromPosition(self.Editor.GetEndStyled())
+ if line_number == 0:
+ start_pos = last_styled_pos = 0
+ else:
+ start_pos = last_styled_pos = self.Editor.GetLineEndPosition(line_number - 1) + 1
+ self.RefreshLineFolding(line_number)
+ end_pos = event.GetPosition()
+ self.StartStyling(start_pos, 0xff)
+
+ current_context = self.Variables
+ current_call = None
+
+ current_pos = last_styled_pos
+ state = SPACE
+ line = ""
+ word = ""
+ while current_pos < end_pos:
+ char = chr(self.Editor.GetCharAt(current_pos)).upper()
+ line += char
+ if char == NEWLINE:
+ self.ContextStack = []
+ current_context = self.Variables
+ if state == COMMENT:
+ self.SetStyling(current_pos - last_styled_pos + 1, STC_PLC_COMMENT)
+ elif state == NUMBER:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_NUMBER)
+ elif state == WORD:
+ if word in self.Keywords or word in self.TypeNames:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_WORD)
+ elif self.IsValidVariable(word, current_context):
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_VARIABLE)
+ elif self.IsCallParameter(word, current_call):
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_PARAMETER)
+ elif word in self.Functions:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_FUNCTION)
+ elif self.TextSyntax == "IL" and word in self.Jumps:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_JUMP)
+ elif word in self.EnumeratedValues:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_NUMBER)
+ else:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ if word not in ["]", ")"] and (self.GetCurrentPos() < last_styled_pos or self.GetCurrentPos() > current_pos):
+ self.StartStyling(last_styled_pos, wx.stc.STC_INDICS_MASK)
+ self.SetStyling(current_pos - last_styled_pos, wx.stc.STC_INDIC0_MASK)
+ self.StartStyling(current_pos, 0xff)
+ else:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ last_styled_pos = current_pos
+ state = SPACE
+ line = ""
+ line_number += 1
+ self.RefreshLineFolding(line_number)
+ elif line.endswith("(*") and state != COMMENT:
+ self.SetStyling(current_pos - last_styled_pos - 1, 31)
+ last_styled_pos = current_pos
+ if state == WORD:
+ current_context = self.Variables
+ state = COMMENT
+ elif line.endswith("{") and state not in [PRAGMA, DPRAGMA]:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ last_styled_pos = current_pos
+ if state == WORD:
+ current_context = self.Variables
+ state = PRAGMA
+ elif line.endswith("{{") and state == PRAGMA:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ last_styled_pos = current_pos
+ state = DPRAGMA
+ elif state == COMMENT:
+ if line.endswith("*)"):
+ self.SetStyling(current_pos - last_styled_pos + 2, STC_PLC_COMMENT)
+ last_styled_pos = current_pos + 1
+ state = SPACE
+ elif state == PRAGMA:
+ if line.endswith("}"):
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ last_styled_pos = current_pos
+ state = SPACE
+ elif state == DPRAGMA:
+ if line.endswith("}}"):
+ self.SetStyling(current_pos - last_styled_pos + 2, 31)
+ last_styled_pos = current_pos + 1
+ state = SPACE
+ elif (line.endswith("'") or line.endswith('"')) and state not in [STRING, WSTRING]:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ last_styled_pos = current_pos
+ if state == WORD:
+ current_context = self.Variables
+ if line.endswith("'"):
+ state = STRING
+ else:
+ state = WSTRING
+ elif state == STRING:
+ if line.endswith("'") and not line.endswith("$'"):
+ self.SetStyling(current_pos - last_styled_pos + 1, STC_PLC_STRING)
+ last_styled_pos = current_pos + 1
+ state = SPACE
+ elif state == WSTRING:
+ if line.endswith('"') and not line.endswith('$"'):
+ self.SetStyling(current_pos - last_styled_pos + 1, STC_PLC_STRING)
+ last_styled_pos = current_pos + 1
+ state = SPACE
+ elif char in LETTERS:
+ if state == NUMBER:
+ word = "#"
+ state = WORD
+ elif state == SPACE:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ word = char
+ last_styled_pos = current_pos
+ state = WORD
+ else:
+ word += char
+ elif char in NUMBERS or char == '.' and state != WORD:
+ if state == SPACE:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ last_styled_pos = current_pos
+ state = NUMBER
+ elif state == WORD and char != '.':
+ word += char
+ elif char == '(' and state == SPACE:
+ self.CallStack.append(current_call)
+ current_call = None
+ else:
+ if state == WORD:
+ if word in self.Keywords or word in self.TypeNames:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_WORD)
+ elif self.IsValidVariable(word, current_context):
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_VARIABLE)
+ elif self.IsCallParameter(word, current_call):
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_PARAMETER)
+ elif word in self.Functions:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_FUNCTION)
+ elif self.TextSyntax == "IL" and word in self.Jumps:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_JUMP)
+ elif word in self.EnumeratedValues:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_NUMBER)
+ else:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ if word not in ["]", ")"] and (self.GetCurrentPos() < last_styled_pos or self.GetCurrentPos() > current_pos):
+ self.StartStyling(last_styled_pos, wx.stc.STC_INDICS_MASK)
+ self.SetStyling(current_pos - last_styled_pos, wx.stc.STC_INDIC0_MASK)
+ self.StartStyling(current_pos, 0xff)
+ if char == '.':
+ if word != "]":
+ if current_context is not None:
+ current_context = current_context.get(word, None)
+ else:
+ current_context = None
+ elif char == '(':
+ self.CallStack.append(current_call)
+ current_call = self.Functions.get(word, None)
+ if current_call is None and self.IsValidVariable(word, current_context):
+ current_call = {"interface": current_context.get(word, {}),
+ "extensible": False}
+ current_context = self.Variables
+ else:
+ if char == '[' and current_context is not None:
+ self.ContextStack.append(current_context.get(word, None))
+ current_context = self.Variables
+
+ word = ""
+ last_styled_pos = current_pos
+ state = SPACE
+ elif state == NUMBER:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_NUMBER)
+ last_styled_pos = current_pos
+ state = SPACE
+ if char == ']':
+ if len(self.ContextStack) > 0:
+ current_context = self.ContextStack.pop()
+ else:
+ current_context = self.Variables
+ word = char
+ state = WORD
+ elif char == ')':
+ current_context = self.Variables
+ if len(self.CallStack) > 0:
+ current_call = self.CallStack.pop()
+ else:
+ current_call = None
+ word = char
+ state = WORD
+ current_pos += 1
+ if state == COMMENT:
+ self.SetStyling(current_pos - last_styled_pos + 2, STC_PLC_COMMENT)
+ elif state == NUMBER:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_NUMBER)
+ elif state == WORD:
+ if word in self.Keywords or word in self.TypeNames:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_WORD)
+ elif self.IsValidVariable(word, current_context):
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_VARIABLE)
+ elif self.IsCallParameter(word, current_call):
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_PARAMETER)
+ elif self.TextSyntax == "IL" and word in self.Functions:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_FUNCTION)
+ elif word in self.Jumps:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_JUMP)
+ elif word in self.EnumeratedValues:
+ self.SetStyling(current_pos - last_styled_pos, STC_PLC_NUMBER)
+ else:
+ self.SetStyling(current_pos - last_styled_pos, 31)
+ else:
+ self.SetStyling(current_pos - start_pos, 31)
+ self.ShowHighlights(start_pos, end_pos)
+ event.Skip()
+
+ def OnMarginClick(self, event):
+ if event.GetMargin() == 2:
+ line = self.Editor.LineFromPosition(event.GetPosition())
+ if self.Editor.GetFoldLevel(line) & wx.stc.STC_FOLDLEVELHEADERFLAG:
+ self.Editor.ToggleFold(line)
+ event.Skip()
+
+ 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()
+
+ def Find(self, direction, search_params):
+ if self.SearchParams != search_params:
+ self.ClearHighlights(SEARCH_RESULT_HIGHLIGHT)
+
+ self.SearchParams = search_params
+ criteria = {
+ "raw_pattern": search_params["find_pattern"],
+ "pattern": re.compile(search_params["find_pattern"]),
+ "case_sensitive": search_params["case_sensitive"],
+ "regular_expression": search_params["regular_expression"],
+ "filter": "all"}
+
+ self.SearchResults = [
+ (infos[1:], start, end, SEARCH_RESULT_HIGHLIGHT)
+ for infos, start, end, text in
+ self.Controler.SearchInPou(self.TagName, criteria, self.Debug)]
+
+ if len(self.SearchResults) > 0:
+ if self.CurrentFindHighlight is not None:
+ old_idx = self.SearchResults.index(self.CurrentFindHighlight)
+ if self.SearchParams["wrap"]:
+ idx = (old_idx + direction) % len(self.SearchResults)
+ else:
+ idx = max(0, min(old_idx + direction, len(self.SearchResults) - 1))
+ if idx != old_idx:
+ self.RemoveHighlight(*self.CurrentFindHighlight)
+ self.CurrentFindHighlight = self.SearchResults[idx]
+ self.AddHighlight(*self.CurrentFindHighlight)
+ else:
+ self.CurrentFindHighlight = self.SearchResults[0]
+ self.AddHighlight(*self.CurrentFindHighlight)
+
+ else:
+ if self.CurrentFindHighlight is not None:
+ self.RemoveHighlight(*self.CurrentFindHighlight)
+ self.CurrentFindHighlight = None
+
+ def RefreshModel(self):
+ self.RefreshJumpList()
+ self.Controler.SetEditedElementText(self.TagName, self.GetText())
+
+ def OnKeyDown(self, event):
+ if self.Controler is not None:
+
+ if self.Editor.CallTipActive():
+ self.Editor.CallTipCancel()
+ key = event.GetKeyCode()
+ key_handled = False
+
+ line = self.Editor.GetCurrentLine()
+ if line == 0:
+ start_pos = 0
+ else:
+ start_pos = self.Editor.GetLineEndPosition(line - 1) + 1
+ end_pos = self.GetCurrentPos()
+ lineText = self.Editor.GetTextRange(start_pos, end_pos).replace("\t", " ")
+
+ # Code completion
+ if key == wx.WXK_SPACE and event.ControlDown():
+
+ words = lineText.split(" ")
+ words = [word for i, word in enumerate(words) if word != '' or i == len(words) - 1]
+
+ kw = []
+
+ if self.TextSyntax == "IL":
+ if len(words) == 1:
+ kw = self.Keywords
+ elif len(words) == 2:
+ if words[0].upper() in ["CAL", "CALC", "CALNC"]:
+ kw = self.Functions
+ elif words[0].upper() in ["JMP", "JMPC", "JMPNC"]:
+ kw = self.Jumps
+ else:
+ kw = self.Variables.keys()
+ else:
+ kw = self.Keywords + self.Variables.keys() + self.Functions.keys()
+ if len(kw) > 0:
+ if len(words[-1]) > 0:
+ kw = [keyword for keyword in kw if keyword.startswith(words[-1])]
+ kw.sort()
+ self.Editor.AutoCompSetIgnoreCase(True)
+ self.Editor.AutoCompShow(len(words[-1]), " ".join(kw))
+ key_handled = True
+ elif key == wx.WXK_RETURN or key == wx.WXK_NUMPAD_ENTER:
+ if self.TextSyntax in ["ST", "ALL"]:
+ indent = self.Editor.GetLineIndentation(line)
+ if LineStartswith(lineText.strip(), self.BlockStartKeywords):
+ indent = (indent / 2 + 1) * 2
+ self.Editor.AddText("\n" + " " * indent)
+ key_handled = True
+ elif key == wx.WXK_BACK:
+ if self.TextSyntax in ["ST", "ALL"]:
+ indent = self.Editor.GetLineIndentation(line)
+ if lineText.strip() == "" and indent > 0:
+ self.Editor.DelLineLeft()
+ self.Editor.AddText(" " * ((max(0, indent - 1) / 2) * 2))
+ key_handled = True
+ if not key_handled:
+ event.Skip()
+
+ def OnKillFocus(self, event):
+ self.Editor.AutoCompCancel()
+ event.Skip()
+
+#-------------------------------------------------------------------------------
+# Highlights showing functions
+#-------------------------------------------------------------------------------
+
+ def OnRefreshHighlightsTimer(self, event):
+ self.RefreshView()
+ event.Skip()
+
+ def ClearHighlights(self, highlight_type=None):
+ EditorPanel.ClearHighlights(self, highlight_type)
+
+ if highlight_type is None:
+ self.Highlights = []
+ else:
+ highlight_type = HIGHLIGHT_TYPES.get(highlight_type, None)
+ if highlight_type is not None:
+ self.Highlights = [(infos, start, end, highlight) for (infos, start, end, highlight) in self.Highlights if highlight != highlight_type]
+ self.RefreshView()
+
+ def AddHighlight(self, infos, start, end, highlight_type):
+ EditorPanel.AddHighlight(self, infos, start, end, highlight_type)
+
+ highlight_type = HIGHLIGHT_TYPES.get(highlight_type, None)
+ if infos[0] == "body" and highlight_type is not None:
+ self.Highlights.append((infos[1], start, end, highlight_type))
+ self.Editor.GotoPos(self.Editor.PositionFromLine(start[0]) + start[1])
+ self.RefreshHighlightsTimer.Start(int(REFRESH_HIGHLIGHT_PERIOD * 1000), oneShot=True)
+
+ def RemoveHighlight(self, infos, start, end, highlight_type):
+ EditorPanel.RemoveHighlight(self, infos, start, end, highlight_type)
+
+ highlight_type = HIGHLIGHT_TYPES.get(highlight_type, None)
+ if (infos[0] == "body" and highlight_type is not None and
+ (infos[1], start, end, highlight_type) in self.Highlights):
+ self.Highlights.remove((infos[1], start, end, highlight_type))
+ self.RefreshHighlightsTimer.Start(int(REFRESH_HIGHLIGHT_PERIOD * 1000), oneShot=True)
+
+ def ShowHighlights(self, start_pos, end_pos):
+ for indent, start, end, highlight_type in self.Highlights:
+ if start[0] == 0:
+ highlight_start_pos = start[1] - indent
+ else:
+ highlight_start_pos = self.Editor.GetLineEndPosition(start[0] - 1) + start[1] - indent + 1
+ if end[0] == 0:
+ highlight_end_pos = end[1] - indent + 1
+ else:
+ highlight_end_pos = self.Editor.GetLineEndPosition(end[0] - 1) + end[1] - indent + 2
+ if highlight_start_pos < end_pos and highlight_end_pos > start_pos:
+ self.StartStyling(highlight_start_pos, 0xff)
+ self.SetStyling(highlight_end_pos - highlight_start_pos, highlight_type)
+ self.StartStyling(highlight_start_pos, 0x00)
+ self.SetStyling(len(self.Editor.GetText()) - highlight_end_pos, wx.stc.STC_STYLE_DEFAULT)
+