etisserant@31: import wx lbessard@145: import os etisserant@31: from plugger import PlugTemplate lbessard@145: from CFileEditor import CFileEditor lbessard@145: lbessard@145: from xml.dom import minidom lbessard@145: from xmlclass import * lbessard@145: import cPickle lbessard@145: lbessard@145: CFileClasses = GenerateClassesFromXSD(os.path.join(os.path.dirname(__file__), "cext_xsd.xsd")) lbessard@145: lbessard@145: #------------------------------------------------------------------------------- lbessard@145: # Undo Buffer for CFile lbessard@145: #------------------------------------------------------------------------------- lbessard@145: lbessard@145: # Length of the buffer lbessard@145: UNDO_BUFFER_LENGTH = 20 lbessard@145: lbessard@145: """ lbessard@145: Class implementing a buffer of changes made on the current editing model lbessard@145: """ lbessard@145: class UndoBuffer: lbessard@145: lbessard@145: # Constructor initialising buffer lbessard@145: def __init__(self, currentstate, issaved = False): lbessard@145: self.Buffer = [] lbessard@145: self.CurrentIndex = -1 lbessard@145: self.MinIndex = -1 lbessard@145: self.MaxIndex = -1 lbessard@145: # if current state is defined lbessard@145: if currentstate: lbessard@145: self.CurrentIndex = 0 lbessard@145: self.MinIndex = 0 lbessard@145: self.MaxIndex = 0 lbessard@145: # Initialising buffer with currentstate at the first place lbessard@145: for i in xrange(UNDO_BUFFER_LENGTH): lbessard@145: if i == 0: lbessard@145: self.Buffer.append(currentstate) lbessard@145: else: lbessard@145: self.Buffer.append(None) lbessard@145: # Initialising index of state saved lbessard@145: if issaved: lbessard@145: self.LastSave = 0 lbessard@145: else: lbessard@145: self.LastSave = -1 lbessard@145: lbessard@145: # Add a new state in buffer lbessard@145: def Buffering(self, currentstate): lbessard@145: self.CurrentIndex = (self.CurrentIndex + 1) % UNDO_BUFFER_LENGTH lbessard@145: self.Buffer[self.CurrentIndex] = currentstate lbessard@145: # Actualising buffer limits lbessard@145: self.MaxIndex = self.CurrentIndex lbessard@145: if self.MinIndex == self.CurrentIndex: lbessard@145: # If the removed state was the state saved, there is no state saved in the buffer lbessard@145: if self.LastSave == self.MinIndex: lbessard@145: self.LastSave = -1 lbessard@145: self.MinIndex = (self.MinIndex + 1) % UNDO_BUFFER_LENGTH lbessard@145: self.MinIndex = max(self.MinIndex, 0) lbessard@145: lbessard@145: # Return current state of buffer lbessard@145: def Current(self): lbessard@145: return self.Buffer[self.CurrentIndex] lbessard@145: lbessard@145: # Change current state to previous in buffer and return new current state lbessard@145: def Previous(self): lbessard@145: if self.CurrentIndex != self.MinIndex: lbessard@145: self.CurrentIndex = (self.CurrentIndex - 1) % UNDO_BUFFER_LENGTH lbessard@145: return self.Buffer[self.CurrentIndex] lbessard@145: return None lbessard@145: lbessard@145: # Change current state to next in buffer and return new current state lbessard@145: def Next(self): lbessard@145: if self.CurrentIndex != self.MaxIndex: lbessard@145: self.CurrentIndex = (self.CurrentIndex + 1) % UNDO_BUFFER_LENGTH lbessard@145: return self.Buffer[self.CurrentIndex] lbessard@145: return None lbessard@145: lbessard@145: # Return True if current state is the first in buffer lbessard@145: def IsFirst(self): lbessard@145: return self.CurrentIndex == self.MinIndex lbessard@145: lbessard@145: # Return True if current state is the last in buffer lbessard@145: def IsLast(self): lbessard@145: return self.CurrentIndex == self.MaxIndex lbessard@145: lbessard@145: # Note that current state is saved lbessard@145: def CurrentSaved(self): lbessard@145: self.LastSave = self.CurrentIndex lbessard@145: lbessard@145: # Return True if current state is saved lbessard@145: def IsCurrentSaved(self): lbessard@145: return self.LastSave == self.CurrentIndex lbessard@145: lbessard@145: lbessard@145: TYPECONVERSION = {"BOOL" : "X", "SINT" : "B", "INT" : "W", "DINT" : "D", "LINT" : "L", lbessard@145: "USINT" : "B", "UINT" : "W", "UDINT" : "D", "ULINT" : "L", "REAL" : "D", "LREAL" : "L", lbessard@145: "STRING" : "B", "BYTE" : "B", "WORD" : "W", "DWORD" : "D", "LWORD" : "L", "WSTRING" : "W"} etisserant@31: etisserant@31: class _Cfile: etisserant@31: XSD = """ etisserant@31: lbessard@145: etisserant@31: etisserant@45: etisserant@45: etisserant@31: etisserant@31: etisserant@31: etisserant@31: """ etisserant@31: def __init__(self): lbessard@145: filepath = self.CFileName() lbessard@145: lbessard@145: self.Buffering = False lbessard@145: self.CFile = CFileClasses["CFile"]() lbessard@145: self.CFileBuffer = UndoBuffer(self.Copy(self.CFile), False) lbessard@145: if os.path.isfile(filepath): lbessard@145: xmlfile = open(filepath, 'r') lbessard@145: tree = minidom.parse(xmlfile) lbessard@145: xmlfile.close() lbessard@145: lbessard@145: for child in tree.childNodes: lbessard@145: if child.nodeType == tree.ELEMENT_NODE and child.nodeName == "CFile": lbessard@145: self.CFile.loadXMLTree(child, ["xmlns", "xmlns:xsi", "xsi:schemaLocation"]) lbessard@145: self.CFileBuffer = UndoBuffer(self.Copy(self.CFile), True) lbessard@145: else: lbessard@145: self.OnPlugSave() lbessard@145: lbessard@145: def CFileName(self): lbessard@145: return os.path.join(self.PlugPath(), "cfile.xml") lbessard@145: lbessard@145: def GetFilename(self): lbessard@145: if self.CFileBuffer.IsCurrentSaved(): lbessard@145: return "cfile" lbessard@145: else: lbessard@145: return "~cfile~" lbessard@145: lbessard@145: def GetBaseTypes(self): lbessard@145: return self.GetPlugRoot().GetBaseTypes() lbessard@145: lbessard@145: def GetDataTypes(self, basetypes = False): lbessard@145: return self.GetPlugRoot().GetDataTypes(basetypes = basetypes) lbessard@145: lbessard@145: def GetSizeOfType(self, type): lbessard@145: return TYPECONVERSION[self.GetPlugRoot().GetBaseType(type)] lbessard@145: lbessard@145: def SetVariables(self, variables): lbessard@145: self.CFile.variables.setvariable([]) lbessard@145: for var in variables: lbessard@145: variable = CFileClasses["variables_variable"]() lbessard@145: variable.setname(var["Name"]) lbessard@145: variable.settype(var["Type"]) lbessard@145: variable.setclass(var["Class"]) lbessard@145: self.CFile.variables.appendvariable(variable) lbessard@145: lbessard@145: def GetVariables(self): lbessard@145: datas = [] lbessard@145: for var in self.CFile.variables.getvariable(): lbessard@145: datas.append({"Name" : var.getname(), "Type" : var.gettype(), "Class" : var.getclass()}) lbessard@145: return datas lbessard@145: lbessard@145: def SetPartText(self, name, text): lbessard@145: if name == "Includes": lbessard@145: self.CFile.includes.settext(text) lbessard@145: elif name == "Globals": lbessard@145: self.CFile.globals.settext(text) lbessard@145: elif name == "Init": lbessard@145: self.CFile.initFunction.settext(text) lbessard@145: elif name == "CleanUp": lbessard@145: self.CFile.cleanUpFunction.settext(text) lbessard@145: elif name == "Retrieve": lbessard@145: self.CFile.retrieveFunction.settext(text) lbessard@145: elif name == "Publish": lbessard@145: self.CFile.publishFunction.settext(text) lbessard@145: lbessard@145: def GetPartText(self, name): lbessard@145: if name == "Includes": lbessard@145: return self.CFile.includes.gettext() lbessard@145: elif name == "Globals": lbessard@145: return self.CFile.globals.gettext() lbessard@145: elif name == "Init": lbessard@145: return self.CFile.initFunction.gettext() lbessard@145: elif name == "CleanUp": lbessard@145: return self.CFile.cleanUpFunction.gettext() lbessard@145: elif name == "Retrieve": lbessard@145: return self.CFile.retrieveFunction.gettext() lbessard@145: elif name == "Publish": lbessard@145: return self.CFile.publishFunction.gettext() lbessard@145: return "" lbessard@145: lbessard@145: _View = None etisserant@31: def _OpenView(self, logger): lbessard@145: if not self._View: lbessard@145: def _onclose(): lbessard@145: self._View = None lbessard@145: def _onsave(): lbessard@145: self.GetPlugRoot().SaveProject() lbessard@145: self._View = CFileEditor(self.GetPlugRoot().AppFrame, self) lbessard@145: self._View._onclose = _onclose lbessard@145: self._View._onsave = _onsave lbessard@145: self._View.Show() etisserant@45: lbessard@65: PluginMethods = [ etisserant@199: {"bitmap" : os.path.join("images", "EditCfile"), etisserant@199: "name" : "Edit C File", lbessard@65: "tooltip" : "Edit C File", etisserant@105: "method" : "_OpenView"}, lbessard@65: ] etisserant@45: etisserant@31: def OnPlugSave(self): lbessard@145: filepath = self.CFileName() lbessard@145: lbessard@145: text = "\n" lbessard@145: extras = {"xmlns":"http://www.w3.org/2001/XMLSchema", lbessard@145: "xmlns:xsi":"http://www.w3.org/2001/XMLSchema-instance", lbessard@145: "xsi:schemaLocation" : "cext_xsd.xsd"} lbessard@145: text += self.CFile.generateXMLText("CFile", 0, extras) lbessard@145: lbessard@145: xmlfile = open(filepath,"w") lbessard@145: xmlfile.write(text) lbessard@145: xmlfile.close() lbessard@145: lbessard@145: self.CFileBuffer.CurrentSaved() etisserant@31: return True etisserant@31: etisserant@31: def PlugGenerate_C(self, buildpath, locations, logger): etisserant@31: """ etisserant@31: Generate C code etisserant@31: @param current_location: Tupple containing plugin IEC location : %I0.0.4.5 => (0,0,4,5) etisserant@31: @param locations: List of complete variables locations \ etisserant@31: [{"IEC_TYPE" : the IEC type (i.e. "INT", "STRING", ...) etisserant@31: "NAME" : name of the variable (generally "__IW0_1_2" style) etisserant@31: "DIR" : direction "Q","I" or "M" etisserant@31: "SIZE" : size "X", "B", "W", "D", "L" etisserant@31: "LOC" : tuple of interger for IEC location (0,1,2,...) etisserant@31: }, ...] etisserant@31: @return: [(C_file_name, CFLAGS),...] , LDFLAGS_TO_APPEND etisserant@31: """ etisserant@31: current_location = self.GetCurrentLocation() etisserant@31: # define a unique name for the generated C file etisserant@45: location_str = "_".join(map(lambda x:str(x), current_location)) lbessard@145: lbessard@145: text = "/* Code generated by Beremiz c_ext plugin */\n\n" lbessard@145: lbessard@145: # Adding includes lbessard@145: text += "/* User includes */\n" lbessard@145: text += self.CFile.includes.gettext() lbessard@145: text += "\n" lbessard@145: lbessard@145: text += """/* Beremiz c_ext plugin includes */ lbessard@145: #ifdef _WINDOWS_H lbessard@145: #include "iec_types.h" lbessard@145: #else lbessard@145: #include "iec_std_lib.h" lbessard@145: #endif lbessard@145: lbessard@145: """ lbessard@145: lbessard@145: # Adding variables lbessard@145: vars = [] lbessard@145: inputs = outputs = 0 lbessard@145: for variable in self.CFile.variables.variable: lbessard@145: var = {"Name" : variable.getname(), "Type" : variable.gettype()} lbessard@145: if variable.getclass() == "input": lbessard@145: var["location"] = "__I%s%s_%d"%(self.GetSizeOfType(var["Type"]), location_str, inputs) lbessard@145: inputs += 1 lbessard@145: else: lbessard@145: var["location"] = "__Q%s%s_%d"%(self.GetSizeOfType(var["Type"]), location_str, outputs) lbessard@145: outputs += 1 lbessard@145: vars.append(var) lbessard@145: text += "/* Beremiz c_ext plugin user variables definition */\n" lbessard@145: base_types = self.GetPlugRoot().GetBaseTypes() lbessard@145: for var in vars: lbessard@145: if var["Type"] in base_types: lbessard@145: prefix = "IEC_" lbessard@145: else: lbessard@145: prefix = "" etisserant@180: text += "%s%s beremiz%s;\n"%(prefix, var["Type"], var["location"]) etisserant@180: text += "%s%s *%s = &beremiz%s;\n"%(prefix, var["Type"], var["location"], var["location"]) lbessard@145: text += "/* User variables reference */\n" lbessard@145: for var in vars: etisserant@180: text += "#define %s beremiz%s\n"%(var["Name"], var["location"]) lbessard@145: text += "\n" lbessard@145: lbessard@145: # Adding user global variables and routines lbessard@145: text += "/* User internal user variables and routines */\n" lbessard@145: text += self.CFile.globals.gettext() lbessard@145: lbessard@145: # Adding Beremiz plugin functions lbessard@145: text += "/* Beremiz plugin functions */\n" lbessard@145: text += "int __init_%s(int argc,char **argv)\n{\n"%location_str lbessard@145: text += self.CFile.initFunction.gettext() etisserant@180: text += " return 0;\n" lbessard@145: text += "\n}\n\n" lbessard@145: lbessard@145: text += "void __cleanup_%s()\n{\n"%location_str lbessard@145: text += self.CFile.cleanUpFunction.gettext() lbessard@145: text += "\n}\n\n" lbessard@145: lbessard@145: text += "void __retrieve_%s()\n{\n"%location_str lbessard@145: text += self.CFile.retrieveFunction.gettext() lbessard@145: text += "\n}\n\n" lbessard@145: lbessard@145: text += "void __publish_%s()\n{\n"%location_str lbessard@145: text += self.CFile.publishFunction.gettext() lbessard@145: text += "\n}\n\n" lbessard@145: lbessard@145: Gen_Cfile_path = os.path.join(buildpath, "CFile_%s.c"%location_str) lbessard@145: cfile = open(Gen_Cfile_path,'w') lbessard@145: cfile.write(text) lbessard@145: cfile.close() lbessard@145: lbessard@145: if wx.Platform == '__WXMSW__': lbessard@145: matiec_flags = " -I../../matiec/lib" lbessard@145: else: lbessard@145: matiec_flags = " -I../matiec/lib" lbessard@145: lbessard@145: return [(Gen_Cfile_path, str(self.CExtension.getCFLAGS() + matiec_flags))],str(self.CExtension.getLDFLAGS()),True lbessard@145: lbessard@145: #------------------------------------------------------------------------------- lbessard@145: # Current Buffering Management Functions lbessard@145: #------------------------------------------------------------------------------- lbessard@145: lbessard@145: """ lbessard@145: Return a copy of the project lbessard@145: """ lbessard@145: def Copy(self, model): lbessard@145: return cPickle.loads(cPickle.dumps(model)) lbessard@145: lbessard@145: def BufferCFile(self): lbessard@145: self.CFileBuffer.Buffering(self.Copy(self.CFile)) lbessard@145: lbessard@145: def StartBuffering(self): lbessard@145: self.CFileBuffer.Buffering(self.CFile) lbessard@145: self.Buffering = True lbessard@145: lbessard@145: def EndBuffering(self): lbessard@145: if self.Buffering: lbessard@145: self.CFile = self.Copy(self.CFile) lbessard@145: self.Buffering = False lbessard@145: lbessard@145: def CFileIsSaved(self): lbessard@145: if self.CFileBuffer: lbessard@145: return self.CFileBuffer.IsCurrentSaved() lbessard@145: else: lbessard@145: return True lbessard@145: lbessard@145: def LoadPrevious(self): lbessard@145: self.CFile = self.Copy(self.CFileBuffer.Previous()) lbessard@145: lbessard@145: def LoadNext(self): lbessard@145: self.CFile = self.Copy(self.CFileBuffer.Next()) lbessard@145: lbessard@145: def GetBufferState(self): lbessard@145: first = self.CFileBuffer.IsFirst() lbessard@145: last = self.CFileBuffer.IsLast() lbessard@145: return not first, not last lbessard@145: etisserant@31: class RootClass: etisserant@31: etisserant@106: PlugChildsTypes = [("C_File",_Cfile, "C file")] etisserant@31: etisserant@31: def PlugGenerate_C(self, buildpath, locations, logger): etisserant@55: return [],"",False etisserant@31: etisserant@31: