Merging Laurent's WX branch, reviewed by Gael.

The next commit will fix line-ending problems, before pushing to Launchpad.

IPython/gui/wx/ipshell_nonblocking.py

@@ -62,10 +62,9 class _Helper(object):
 ##############################################################################
 class _CodeExecutor(ThreadEx):
     ''' Thread that execute ipython code '''
-    def __init__(self, instance, after):
+    def __init__(self, instance):
         ThreadEx.__init__(self)
         self.instance = instance
-        self._afterExecute = after
 
     def run(self):
         '''Thread main loop'''
@@ -74,7 +73,7 class _CodeExecutor(ThreadEx):
             self.instance._help_text = None
             self.instance._execute()
             # used for uper class to generate event after execution
-            self._afterExecute() 
+            self.instance._after_execute() 
             
         except KeyboardInterrupt:
             pass
@@ -114,8 +113,7 class NonBlockingIPShell(object):
         '''
         #ipython0 initialisation
         self._IP = None
-        self._term = None
-        self.initIpython0(argv, user_ns, user_global_ns,
+        self.init_ipython0(argv, user_ns, user_global_ns,
                           cin, cout, cerr,
                           ask_exit_handler)
         
@@ -127,6 +125,7 class NonBlockingIPShell(object):
 
         #thread working vars
         self._line_to_execute = ''
+        self._threading = True
 
         #vars that will be checked by GUI loop to handle thread states...
         #will be replaced later by PostEvent GUI funtions...
@@ -134,26 +133,24 class NonBlockingIPShell(object):
         self._help_text = None
         self._add_button = None
 
-    def initIpython0(self, argv=[], user_ns={}, user_global_ns=None,
+    def init_ipython0(self, argv=[], user_ns={}, user_global_ns=None,
                      cin=None, cout=None, cerr=None,
                      ask_exit_handler=None):
-        ''' Initialize an ithon0 instance '''
+        ''' Initialize an ipython0 instance '''
         
         #first we redefine in/out/error functions of IPython 
+        #BUG: we've got a limitation form ipython0 there
+        #only one instance can be instanciated else tehre will be
+        #cin/cout/cerr clash...
         if cin:
-            IPython.Shell.Term.cin = cin
+            IPython.genutils.Term.cin = cin
         if cout:
-            IPython.Shell.Term.cout = cout
+            IPython.genutils.Term.cout = cout
         if cerr:
-            IPython.Shell.Term.cerr = cerr
-        
-        # This is to get rid of the blockage that accurs during
-        # IPython.Shell.InteractiveShell.user_setup()
-        IPython.iplib.raw_input = lambda x: None
-
-        self._term = IPython.genutils.IOTerm(cin=cin, cout=cout, cerr=cerr)
+            IPython.genutils.Term.cerr = cerr
 
         excepthook = sys.excepthook
+
         #Hack to save sys.displayhook, because ipython seems to overwrite it...
         self.sys_displayhook_ori = sys.displayhook
         
@@ -163,7 +160,8 class NonBlockingIPShell(object):
                                     embedded=True,
                                     shell_class=IPython.Shell.InteractiveShell)
 
-        #we restore sys.displayhook
+        #we save ipython0 displayhook and we restore sys.displayhook
+        self.displayhook = sys.displayhook
         sys.displayhook = self.sys_displayhook_ori
 
         #we replace IPython default encoding by wx locale encoding
@@ -173,11 +171,12 class NonBlockingIPShell(object):
         #we replace the ipython default pager by our pager
         self._IP.set_hook('show_in_pager', self._pager)
         
-        #we replace the ipython default shell command caller by our shell handler
+        #we replace the ipython default shell command caller 
+        #by our shell handler
         self._IP.set_hook('shell_hook', self._shell)
         
         #we replace the ipython default input command caller by our method
-        IPython.iplib.raw_input_original = self._raw_input
+        IPython.iplib.raw_input_original = self._raw_input_original
         #we replace the ipython default exit command by our method
         self._IP.exit = ask_exit_handler
         #we replace the help command
@@ -186,26 +185,68 class NonBlockingIPShell(object):
         #we disable cpase magic... until we found a way to use it properly.
         #import IPython.ipapi
         ip = IPython.ipapi.get()
-        def bypassMagic(self, arg):
+        def bypass_magic(self, arg):
             print '%this magic is currently disabled.'
-        ip.expose_magic('cpaste', bypassMagic)
+        ip.expose_magic('cpaste', bypass_magic)
+
+        import __builtin__
+        __builtin__.raw_input = self._raw_input
         
         sys.excepthook = excepthook
 
     #----------------------- Thread management section ----------------------    
-    def doExecute(self, line):
+    def do_execute(self, line):
         """
         Tell the thread to process the 'line' command
         """
 
         self._line_to_execute = line
-        #we launch the ipython line execution in a thread to make it interruptible
-        #with include it in self namespace to be able to call ce.raise_exc(KeyboardInterrupt)
-        self.ce = _CodeExecutor(self, self._afterExecute)
+
+        if self._threading:
+            #we launch the ipython line execution in a thread to make it 
+            #interruptible with include it in self namespace to be able 
+            #to call  ce.raise_exc(KeyboardInterrupt)
+            self.ce = _CodeExecutor(self)
         self.ce.start()
+        else:
+            try:
+                self._doc_text = None
+                self._help_text = None
+                self._execute()
+                # used for uper class to generate event after execution
+                self._after_execute() 
+            
+            except KeyboardInterrupt:
+                pass
         
     #----------------------- IPython management section ----------------------    
-    def getDocText(self):
+    def get_threading(self):
+        """
+        Returns threading status, is set to True, then each command sent to
+        the interpreter will be executed in a separated thread allowing,
+        for example, breaking a long running commands.
+        Disallowing it, permits better compatibilty with instance that is embedding
+        IPython instance.
+
+        @return: Execution method
+        @rtype: bool
+        """
+        return self._threading
+    
+    def set_threading(self, state):
+        """
+        Sets threading state, if set to True, then each command sent to
+        the interpreter will be executed in a separated thread allowing,
+        for example, breaking a long running commands.
+        Disallowing it, permits better compatibilty with instance that is embedding
+        IPython instance.
+
+        @param state: Sets threading state
+        @type bool
+        """
+        self._threading = state
+
+    def get_doc_text(self):
         """
         Returns the output of the processing that need to be paged (if any)
 
@@ -214,7 +255,7 class NonBlockingIPShell(object):
         """
         return self._doc_text
         
-    def getHelpText(self):
+    def get_help_text(self):
         """
         Returns the output of the processing that need to be paged via help pager(if any)
 
@@ -223,7 +264,7 class NonBlockingIPShell(object):
         """
         return self._help_text
 
-    def getBanner(self):
+    def get_banner(self):
         """
         Returns the IPython banner for useful info on IPython instance
 
@@ -232,7 +273,7 class NonBlockingIPShell(object):
         """
         return self._IP.BANNER
     
-    def getPromptCount(self):
+    def get_prompt_count(self):
         """
         Returns the prompt number.
         Each time a user execute a line in the IPython shell the prompt count is increased
@@ -242,7 +283,7 class NonBlockingIPShell(object):
         """
         return self._IP.outputcache.prompt_count
 
-    def getPrompt(self):
+    def get_prompt(self):
         """
         Returns current prompt inside IPython instance
         (Can be In [...]: ot ...:)
@@ -252,7 +293,7 class NonBlockingIPShell(object):
         """
         return self._prompt
 
-    def getIndentation(self):
+    def get_indentation(self):
         """
         Returns the current indentation level
         Usefull to put the caret at the good start position if we want to do autoindentation.
@@ -262,7 +303,7 class NonBlockingIPShell(object):
         """
         return self._IP.indent_current_nsp
         
-    def updateNamespace(self, ns_dict):
+    def update_namespace(self, ns_dict):
         '''
         Add the current dictionary to the shell namespace.
 
@@ -286,7 +327,7 class NonBlockingIPShell(object):
         possibilities = self._IP.complete(split_line[-1])
         if possibilities:
 
-            def _commonPrefix(str1, str2):
+            def _common_prefix(str1, str2):
                 '''
                 Reduction function. returns common prefix of two given strings.
 
@@ -302,13 +343,13 class NonBlockingIPShell(object):
                     if not str2.startswith(str1[:i+1]):
                         return str1[:i]
                 return str1
-            common_prefix = reduce(_commonPrefix, possibilities)
+            common_prefix = reduce(_common_prefix, possibilities)
             completed = line[:-len(split_line[-1])]+common_prefix
         else:
             completed = line
         return completed, possibilities
 
-    def historyBack(self):
+    def history_back(self):
         '''
         Provides one history command back.
 
@@ -320,10 +361,10 class NonBlockingIPShell(object):
         while((history == '' or history == '\n') and self._history_level >0):
             if self._history_level >= 1:
                 self._history_level -= 1
-            history = self._getHistory()            
+            history = self._get_history()            
         return history
 
-    def historyForward(self):
+    def history_forward(self):
         '''
         Provides one history command forward.
 
@@ -333,38 +374,38 class NonBlockingIPShell(object):
         history = ''
         #the below while loop is used to suppress empty history lines
         while((history == '' or history == '\n') \
-        and self._history_level <= self._getHistoryMaxIndex()):
-            if self._history_level < self._getHistoryMaxIndex():
+        and self._history_level <= self._get_history_max_index()):
+            if self._history_level < self._get_history_max_index():
                 self._history_level += 1
-                history = self._getHistory()
+                history = self._get_history()
             else:
-                if self._history_level == self._getHistoryMaxIndex():
-                    history = self._getHistory()
+                if self._history_level == self._get_history_max_index():
+                    history = self._get_history()
                     self._history_level += 1
                 else:
                     history = ''
         return history
 
-    def initHistoryIndex(self):
+    def init_history_index(self):
         '''
         set history to last command entered
         '''
-        self._history_level = self._getHistoryMaxIndex()+1
+        self._history_level = self._get_history_max_index()+1
 
     #----------------------- IPython PRIVATE management section --------------
-    def _afterExecute(self):
+    def _after_execute(self):
         '''
         Can be redefined to generate post event after excution is done
         '''
         pass
 
-    #def _askExit(self):
-    #    '''
-    #    Can be redefined to generate post event to exit the Ipython shell
-    #    '''
-    #    pass
+    def _ask_exit(self):
+        '''
+        Can be redefined to generate post event to exit the Ipython shell
+        '''
+        pass
 
-    def _getHistoryMaxIndex(self):
+    def _get_history_max_index(self):
         '''
         returns the max length of the history buffer
 
@@ -373,7 +414,7 class NonBlockingIPShell(object):
         '''
         return len(self._IP.input_hist_raw)-1
         
-    def _getHistory(self):
+    def _get_history(self):
         '''
         Get's the command string of the current history level.
 
@@ -388,7 +429,7 class NonBlockingIPShell(object):
         This function is used as a callback replacment to IPython help pager function
 
         It puts the 'text' value inside the self._help_text string that can be retrived via
-        getHelpText function.
+        get_help_text function.
         '''
         if self._help_text == None:
             self._help_text = text
@@ -400,11 +441,11 class NonBlockingIPShell(object):
         This function is used as a callback replacment to IPython pager function
 
         It puts the 'text' value inside the self._doc_text string that can be retrived via
-        getDocText function.
+        get_doc_text function.
         '''
         self._doc_text = text
     
-    def _raw_input(self, prompt=''):
+    def _raw_input_original(self, prompt=''):
         '''
         Custom raw_input() replacement. Get's current line from console buffer.
 
@@ -416,12 +457,20 class NonBlockingIPShell(object):
         '''
         return self._line_to_execute
 
+    def _raw_input(self, prompt=''):
+        """ A replacement from python's raw_input.
+        """
+        raise NotImplementedError
+    
     def _execute(self):
         '''
         Executes the current line provided by the shell object.
         '''
+
         orig_stdout = sys.stdout
         sys.stdout = IPython.Shell.Term.cout
+        #self.sys_displayhook_ori = sys.displayhook
+        #sys.displayhook = self.displayhook
                 
         try:
             line = self._IP.raw_input(None, self._iter_more)
@@ -440,8 +489,10 class NonBlockingIPShell(object):
         except:
             self._IP.showtraceback()
         else:
+            self._IP.write(str(self._IP.outputcache.prompt_out).strip())
             self._iter_more = self._IP.push(line)
-            if (self._IP.SyntaxTB.last_syntax_error and self._IP.rc.autoedit_syntax):
+            if (self._IP.SyntaxTB.last_syntax_error and \
+                                                            self._IP.rc.autoedit_syntax):
                 self._IP.edit_syntax_error()
         if self._iter_more:
             self._prompt = str(self._IP.outputcache.prompt2).strip()
@@ -450,7 +501,9 class NonBlockingIPShell(object):
         else:
             self._prompt = str(self._IP.outputcache.prompt1).strip()
             self._IP.indent_current_nsp = 0 #we set indentation to 0
+
         sys.stdout = orig_stdout
+        #sys.displayhook = self.sys_displayhook_ori
     
     def _shell(self, ip, cmd):
         '''
@@ -462,7 +515,8 class NonBlockingIPShell(object):
         @type cmd: string
         '''
         stdin, stdout = os.popen4(cmd)
-        result = stdout.read().decode('cp437').encode(locale.getpreferredencoding())
+        result = stdout.read().decode('cp437').\
+                                            encode(locale.getpreferredencoding())
         #we use print command because the shell command is called
         #inside IPython instance and thus is redirected to thread cout
         #"\x01\x1b[1;36m\x02" <-- add colour to the text...

IPython/gui/wx/ipython_history.py

@@ -29,16 +29,20 class IPythonHistoryPanel(wx.Panel):
         self.filter_magic = wx.CheckBox(self, -1, "%: Magic keys")
 
         self.options={'filter_empty':{'value':'True',
-                                      'checkbox':self.filter_empty,'True':True,'False':False,
+                                'checkbox':self.filter_empty, \
+                                                'True':True,'False':False,
                                       'setfunc':lambda x:None},
                       'filter_doc':{'value':'True',
-                                    'checkbox':self.filter_doc,'True':True,'False':False,
+                                'checkbox':self.filter_doc, \
+                                                'True':True,'False':False,
                                     'setfunc':lambda x:None},
                       'filter_cmd':{'value':'True',
-                                    'checkbox':self.filter_cmd,'True':True,'False':False,
+                                'checkbox':self.filter_cmd, \
+                                                'True':True,'False':False,
                                     'setfunc':lambda x:None},
                       'filter_magic':{'value':'True',
-                                      'checkbox':self.filter_magic,'True':True,'False':False,
+                                'checkbox':self.filter_magic, \
+                                                'True':True,'False':False,
                                       'setfunc':lambda x:None},
                      }
         self.reloadOptions(self.options)
@@ -199,51 +203,81 class PythonSTC(stc.StyledTextCtrl):
         self.SetLayoutCache(stc.STC_CACHE_PAGE)
 
         # Setup a margin to hold fold markers
-        #self.SetFoldFlags(16)  ###  WHAT IS THIS VALUE?  WHAT ARE THE OTHER FLAGS?  DOES IT MATTER?
+        #self.SetFoldFlags(16)  
+        ###  WHAT IS THIS VALUE?  WHAT ARE THE OTHER FLAGS?  DOES IT MATTER?
         self.SetMarginType(2, stc.STC_MARGIN_SYMBOL)
         self.SetMarginMask(2, stc.STC_MASK_FOLDERS)
         self.SetMarginSensitive(2, True)
         self.SetMarginWidth(2, 12)
 
         if self.fold_symbols == 0:
-            # Arrow pointing right for contracted folders, arrow pointing down for expanded
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_ARROWDOWN, "black", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_ARROW, "black", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_EMPTY, "black", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_EMPTY, "black", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_EMPTY,     "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_EMPTY,     "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_EMPTY,     "white", "black")
+            # Arrow pointing right for contracted folders, 
+            # arrow pointing down for expanded
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN, \
+                                        stc.STC_MARK_ARROWDOWN, "black", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDER, \
+                                        stc.STC_MARK_ARROW, "black", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB, \
+                                        stc.STC_MARK_EMPTY, "black", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL, \
+                                        stc.STC_MARK_EMPTY, "black", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND, \
+                                        stc.STC_MARK_EMPTY,     "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, \
+                                        stc.STC_MARK_EMPTY,     "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, \
+                                        stc.STC_MARK_EMPTY,     "white", "black")
             
         elif self.fold_symbols == 1:
             # Plus for contracted folders, minus for expanded
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_MINUS, "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_PLUS,  "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_EMPTY, "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_EMPTY, "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_EMPTY, "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_EMPTY, "white", "black")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_EMPTY, "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN, \
+                                        stc.STC_MARK_MINUS, "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDER, \
+                                        stc.STC_MARK_PLUS,  "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB, \
+                                        stc.STC_MARK_EMPTY, "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL, \
+                                        stc.STC_MARK_EMPTY, "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND, \
+                                        stc.STC_MARK_EMPTY, "white", "black")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, \
+                                        stc.STC_MARK_EMPTY, "white", "black")
+            self.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.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_CIRCLEMINUS,          "white", "#404040")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_CIRCLEPLUS,           "white", "#404040")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_VLINE,                "white", "#404040")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_LCORNERCURVE,         "white", "#404040")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_CIRCLEPLUSCONNECTED,  "white", "#404040")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_CIRCLEMINUSCONNECTED, "white", "#404040")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_TCORNERCURVE,         "white", "#404040")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,  \
+                                        stc.STC_MARK_CIRCLEMINUS, "white", "#404040")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDER, \
+                                        stc.STC_MARK_CIRCLEPLUS, "white", "#404040")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB, \
+                                        stc.STC_MARK_VLINE, "white", "#404040")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL, \
+                                        stc.STC_MARK_LCORNERCURVE, "white", "#404040")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND, \
+                                        stc.STC_MARK_CIRCLEPLUSCONNECTED, "white", "#404040")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, \
+                                        stc.STC_MARK_CIRCLEMINUSCONNECTED, "white", "#404040")
+            self.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.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN,    stc.STC_MARK_BOXMINUS,          "white", "#808080")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDER,        stc.STC_MARK_BOXPLUS,           "white", "#808080")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB,     stc.STC_MARK_VLINE,             "white", "#808080")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL,    stc.STC_MARK_LCORNER,           "white", "#808080")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,     stc.STC_MARK_BOXPLUSCONNECTED,  "white", "#808080")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, stc.STC_MARK_BOXMINUSCONNECTED, "white", "#808080")
-            self.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, stc.STC_MARK_TCORNER,           "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPEN, \
+                                        stc.STC_MARK_BOXMINUS, "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDER,  \
+                                        stc.STC_MARK_BOXPLUS, "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERSUB, \
+                                        stc.STC_MARK_VLINE, "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERTAIL, \
+                                        stc.STC_MARK_LCORNER, "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEREND,  \
+                                        stc.STC_MARK_BOXPLUSCONNECTED, "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDEROPENMID, \
+                                        stc.STC_MARK_BOXMINUSCONNECTED, "white", "#808080")
+            self.MarkerDefine(stc.STC_MARKNUM_FOLDERMIDTAIL, \
+                                        stc.STC_MARK_TCORNER,           "white", "#808080")
 
 
         self.Bind(stc.EVT_STC_UPDATEUI, self.OnUpdateUI)

IPython/gui/wx/ipython_view.py

@@ -19,7 +19,7 available under the terms of the BSD which accompanies this distribution, and
 is available at U{http://www.opensource.org/licenses/bsd-license.php}
 '''
 
-__version__ = 0.8
+__version__ = 0.9
 __author__  = "Laurent Dufrechou"
 __email__   = "laurent.dufrechou _at_ gmail.com"
 __license__ = "BSD"
@@ -33,6 +33,8 from StringIO import StringIO
 import sys
 import codecs
 import locale
+import time
+
 for enc in (locale.getpreferredencoding(),
             sys.getfilesystemencoding(),
             sys.getdefaultencoding()):
@@ -63,17 +65,43 class WxNonBlockingIPShell(NonBlockingIPShell):
         self.parent = parent
 
         self.ask_exit_callback = ask_exit_handler
-        self._IP.exit = self._askExit
+        self._IP.exit = self._ask_exit
 
     def addGUIShortcut(self, text, func):
         wx.CallAfter(self.parent.add_button_handler, 
                 button_info={   'text':text, 
                                 'func':self.parent.doExecuteLine(func)})
 
-    def _askExit(self):
+    def _raw_input(self, prompt=''):
+        """ A replacement from python's raw_input.
+        """
+        self.answer = None
+        if(self._threading == True):			
+			wx.CallAfter(self._yesNoBox,  prompt)
+			while self.answer is None:
+				time.sleep(.1)
+        else:
+			self._yesNoBox(prompt)
+        return self.answer
+        
+    def _yesNoBox(self, prompt):
+        """ yes/no box managed with wx.CallAfter jsut in case caler is executed in a thread"""
+        dlg = wx.TextEntryDialog(
+                self.parent, prompt,
+                'Input requested', 'Python')
+        dlg.SetValue("")
+
+        answer = ''
+        if dlg.ShowModal() == wx.ID_OK:
+            answer = dlg.GetValue()
+        
+        dlg.Destroy()
+        self.answer = answer
+        
+    def _ask_exit(self):
         wx.CallAfter(self.ask_exit_callback, ())
 
-    def _afterExecute(self):
+    def _after_execute(self):
         wx.CallAfter(self.parent.evtStateExecuteDone, ())
 
                 
@@ -249,22 +277,15 class WxConsoleView(stc.StyledTextCtrl):
         @type text: string
         '''
         try:
-            #print >>sys.__stdout__,'entering'
             wx.MutexGuiEnter()
-            #print >>sys.__stdout__,'locking the GUI'
                 
             #be sure not to be interrutpted before the MutexGuiLeave!
             self.write(text)
                 
-            #print >>sys.__stdout__,'done'
-                
         except KeyboardInterrupt:
-            #print >>sys.__stdout__,'got keyboard interrupt'
             wx.MutexGuiLeave()
-            #print >>sys.__stdout__,'interrupt unlock the GUI'
             raise KeyboardInterrupt
         wx.MutexGuiLeave()
-        #print >>sys.__stdout__,'normal unlock the GUI'
         
                 
     def write(self, text):
@@ -419,7 +440,7 class WxConsoleView(stc.StyledTextCtrl):
             self.AutoCompSetIgnoreCase(False)
             self.AutoCompSetAutoHide(False)
             #let compute the length ot last word
-            splitter = [' ', '(', '[', '{']
+            splitter = [' ', '(', '[', '{','=']
             last_word = self.getCurrentLine()
             for breaker in splitter:
                 last_word = last_word.split(breaker)[-1]
@@ -439,7 +460,6 class WxConsoleView(stc.StyledTextCtrl):
         @return: Return True if event as been catched.
         @rtype: boolean
         '''
-
         if not self.AutoCompActive():
             if event.GetKeyCode() == wx.WXK_HOME:
                 if event.Modifiers == wx.MOD_NONE:
@@ -554,24 +574,30 class IPShellWidget(wx.Panel):
         #with intro=''
         if intro is None:
             welcome_text = "Welcome to WxIPython Shell.\n\n"
-            welcome_text+= self.IP.getBanner()
+            welcome_text+= self.IP.get_banner()
             welcome_text+= "!command  -> Execute command in shell\n"
             welcome_text+= "TAB       -> Autocompletion\n"
         else:
             welcome_text = intro
 
         self.text_ctrl = WxConsoleView(self,
-                                       self.IP.getPrompt(),
+                                       self.IP.get_prompt(),
                                        intro=welcome_text,
                                        background_color=background_color)
 
-        self.cout.write = self.text_ctrl.asyncWrite
-
         option_text = wx.StaticText(self, -1, "Options:")
         self.completion_option = wx.CheckBox(self, -1, "Scintilla Completion")
+        self.completion_option.SetToolTip(wx.ToolTip(
+            "Selects the completion type:\nEither Ipython default style or Scintilla one"))
         #self.completion_option.SetValue(False)
         self.background_option = wx.CheckBox(self, -1, "White Background")
+        self.background_option.SetToolTip(wx.ToolTip(
+            "Selects the back ground color: BLACK or WHITE"))
         #self.background_option.SetValue(False)
+        self.threading_option = wx.CheckBox(self, -1, "Execute in thread")
+        self.threading_option.SetToolTip(wx.ToolTip(
+            "Use threading: infinite loop don't freeze the GUI and commands can be breaked\nNo  threading: maximum compatibility"))
+        #self.threading_option.SetValue(False)
         
         self.options={'completion':{'value':'IPYTHON',
                                     'checkbox':self.completion_option,'STC':True,'IPYTHON':False,
@@ -579,12 +605,20 class IPShellWidget(wx.Panel):
                       'background_color':{'value':'BLACK',
                                           'checkbox':self.background_option,'WHITE':True,'BLACK':False,
                                           'setfunc':self.text_ctrl.setBackgroundColor},
+                      'threading':{'value':'True',
+                                   'checkbox':self.threading_option,'True':True,'False':False,
+                                   'setfunc':self.IP.set_threading},
                      }
+
+        #self.cout.write dEfault option is asynchroneous because default sate is threading ON
+        self.cout.write = self.text_ctrl.asyncWrite
+        #we reloard options
         self.reloadOptions(self.options)
         
         self.text_ctrl.Bind(wx.EVT_KEY_DOWN, self.keyPress)
         self.completion_option.Bind(wx.EVT_CHECKBOX, self.evtCheckOptionCompletion)
         self.background_option.Bind(wx.EVT_CHECKBOX, self.evtCheckOptionBackgroundColor)
+        self.threading_option.Bind(wx.EVT_CHECKBOX, self.evtCheckOptionThreading)
             
         ### making the layout of the panel ###
         sizer = wx.BoxSizer(wx.VERTICAL)
@@ -596,7 +630,9 class IPShellWidget(wx.Panel):
                               (5, 5),
                               (self.completion_option, 0, wx.ALIGN_CENTER_VERTICAL),
                               (8, 8),
-                              (self.background_option, 0, wx.ALIGN_CENTER_VERTICAL)
+                              (self.background_option, 0, wx.ALIGN_CENTER_VERTICAL),
+                              (8, 8),
+                              (self.threading_option, 0, wx.ALIGN_CENTER_VERTICAL)
                               ])
         self.SetAutoLayout(True)
         sizer.Fit(self)
@@ -619,13 +655,15 class IPShellWidget(wx.Panel):
         self.text_ctrl.write('\n')
         lines_to_execute = lines.replace('\t',' '*4)
         lines_to_execute = lines_to_execute.replace('\r','')
-        self.IP.doExecute(lines_to_execute.encode(ENCODING))
+        self.IP.do_execute(lines_to_execute.encode(ENCODING))
         self.updateHistoryTracker(lines)
+        if(self.text_ctrl.getCursorPos()!=0):
+            self.text_ctrl.removeCurrentLine()
         self.setCurrentState('WAIT_END_OF_EXECUTION')
         
     def evtStateExecuteDone(self,evt):
-        self.doc = self.IP.getDocText()
-        self.help = self.IP.getHelpText()
+        self.doc = self.IP.get_doc_text()
+        self.help = self.IP.get_help_text()
         if self.doc:
             self.pager_lines = self.doc[7:].split('\n')
             self.pager_state = 'INIT'
@@ -637,15 +675,17 class IPShellWidget(wx.Panel):
             self.setCurrentState('SHOW_DOC')
             self.pager(self.help)                
         else:
+            if(self.text_ctrl.getCursorPos()!=0):
+                self.text_ctrl.removeCurrentLine()
             self.stateShowPrompt()
 
     def stateShowPrompt(self):
         self.setCurrentState('SHOW_PROMPT')
-        self.text_ctrl.setPrompt(self.IP.getPrompt())
-        self.text_ctrl.setIndentation(self.IP.getIndentation())
-        self.text_ctrl.setPromptCount(self.IP.getPromptCount())
+        self.text_ctrl.setPrompt(self.IP.get_prompt())
+        self.text_ctrl.setIndentation(self.IP.get_indentation())
+        self.text_ctrl.setPromptCount(self.IP.get_prompt_count())
         self.text_ctrl.showPrompt()
-        self.IP.initHistoryIndex()
+        self.IP.init_history_index()
         self.setCurrentState('IDLE')
 
     def setCurrentState(self, state):
@@ -751,11 +791,11 class IPShellWidget(wx.Panel):
             
         if self.cur_state == 'IDLE':
             if event.KeyCode == wx.WXK_UP:
-                history = self.IP.historyBack()
+                history = self.IP.history_back()
                 self.text_ctrl.writeHistory(history)
                 return
             if event.KeyCode == wx.WXK_DOWN:
-                history = self.IP.historyForward()
+                history = self.IP.history_forward()
                 self.text_ctrl.writeHistory(history)
                 return
             if event.KeyCode == wx.WXK_TAB:
@@ -803,6 +843,19 class IPShellWidget(wx.Panel):
                                  self.options['background_color']['value'])
         self.text_ctrl.SetFocus()
     
+    def evtCheckOptionThreading(self, event):
+        if event.IsChecked():
+            self.options['threading']['value']='True'
+            self.IP.set_threading(True)
+            self.cout.write = self.text_ctrl.asyncWrite
+        else:
+            self.options['threading']['value']='False'
+            self.IP.set_threading(False)
+            self.cout.write = self.text_ctrl.write
+        self.updateOptionTracker('threading',
+                                 self.options['threading']['value'])
+        self.text_ctrl.SetFocus()
+        
     def getOptions(self):
         return self.options
         
@@ -813,6 +866,12 class IPShellWidget(wx.Panel):
             self.options[key]['checkbox'].SetValue(self.options[key][value])
             self.options[key]['setfunc'](value)
         
+        if self.options['threading']['value']=='True':
+            self.IP.set_threading(True)
+            self.cout.write = self.text_ctrl.asyncWrite
+        else:
+            self.IP.set_threading(False)
+            self.cout.write = self.text_ctrl.write
         
     #------------------------ Hook Section -----------------------------------
     def updateOptionTracker(self,name,value):

IPython/gui/wx/wxIPython.py

@@ -10,10 +10,18 from wx.lib.wordwrap import wordwrap
 from IPython.gui.wx.ipython_view import IPShellWidget
 from IPython.gui.wx.ipython_history import IPythonHistoryPanel
 
+#used to invoke ipython1 wx implementation
+### FIXME ### temporary disabled due to interference with 'show_in_pager' hook
+is_sync_frontend_ok = False
+try:
+    from IPython.frontend.wx.ipythonx import IPythonXController
+except ImportError:
+    is_sync_frontend_ok = False
+
 #used to create options.conf file in user directory
 from IPython.ipapi import get
 
-__version__ = 0.8
+__version__ = 0.91
 __author__  = "Laurent Dufrechou"
 __email__   = "laurent.dufrechou _at_ gmail.com"
 __license__ = "BSD"
@@ -27,7 +35,7 class MyFrame(wx.Frame):
     application with movables windows"""
     def __init__(self, parent=None, id=-1, title="WxIPython", 
                 pos=wx.DefaultPosition,
-                size=(800, 600), style=wx.DEFAULT_FRAME_STYLE):
+                size=(800, 600), style=wx.DEFAULT_FRAME_STYLE, sync_ok=False):
         wx.Frame.__init__(self, parent, id, title, pos, size, style)
         self._mgr = wx.aui.AuiManager()
         
@@ -41,12 +49,18 class MyFrame(wx.Frame):
         
         self.ipython_panel    = IPShellWidget(self,background_color = "BLACK")
         #self.ipython_panel    = IPShellWidget(self,background_color = "WHITE")
-
+        if(sync_ok):
+            self.ipython_panel2   = IPythonXController(self)
+        else:
+            self.ipython_panel2   = None
         self.ipython_panel.setHistoryTrackerHook(self.history_panel.write)
         self.ipython_panel.setStatusTrackerHook(self.updateStatus)
         self.ipython_panel.setAskExitHandler(self.OnExitDlg)
         self.ipython_panel.setOptionTrackerHook(self.optionSave)
 
+        #Create a notebook to display different IPython shell implementations
+        self.nb = wx.aui.AuiNotebook(self)
+        
         self.optionLoad()
         
         self.statusbar = self.createStatus()
@@ -55,7 +69,11 class MyFrame(wx.Frame):
         ########################################################################
         ### add the panes to the manager
         # main panels
-        self._mgr.AddPane(self.ipython_panel , wx.CENTER, "IPython Shell")
+        self._mgr.AddPane(self.nb , wx.CENTER, "IPython Shells")
+        self.nb.AddPage(self.ipython_panel , "IPython0 Shell")
+        if(sync_ok):
+            self.nb.AddPage(self.ipython_panel2, "IPython1 Synchroneous Shell")
+
         self._mgr.AddPane(self.history_panel , wx.RIGHT,  "IPython history")
                 
         # now we specify some panel characteristics
@@ -77,6 +95,9 class MyFrame(wx.Frame):
         warn_text = 'Hello from IPython and wxPython.\n'
         warn_text +='Please Note that this work is still EXPERIMENTAL\n'
         warn_text +='It does NOT emulate currently all the IPython functions.\n'
+        warn_text +="\nIf you use MATPLOTLIB with show() you'll need to deactivate the THREADING option.\n"
+        if(not sync_ok):
+            warn_text +="\n->No twisted package detected, IPython1 example deactivated."
         
         dlg = wx.MessageDialog(self,
                                warn_text,
@@ -146,13 +167,6 class MyFrame(wx.Frame):
         about_menu = wx.Menu()
         about_menu.Append(wx.ID_HIGHEST+3, "About")
 
-        #view_menu.AppendSeparator()
-        #options_menu = wx.Menu()
-        #options_menu.AppendCheckItem(wx.ID_HIGHEST+7, "Allow Floating")
-        #options_menu.AppendCheckItem(wx.ID_HIGHEST+8, "Transparent Hint")
-        #options_menu.AppendCheckItem(wx.ID_HIGHEST+9, "Transparent Hint Fade-in")
-        
-        
         mb.Append(file_menu, "File")
         mb.Append(view_menu, "View")
         mb.Append(about_menu, "About")
@@ -233,17 +247,17 class MyFrame(wx.Frame):
 #----------------------------------------- 
 class MyApp(wx.PySimpleApp):
     """Creating our application"""
-    def __init__(self):
+    def __init__(self, sync_ok=False):
         wx.PySimpleApp.__init__(self)
         
-        self.frame = MyFrame()
+        self.frame = MyFrame(sync_ok=sync_ok)
         self.frame.Show()
         
 #-----------------------------------------
 #Main loop
 #----------------------------------------- 
 def main():
-    app = MyApp()
+    app = MyApp(is_sync_frontend_ok)
     app.SetTopWindow(app.frame)
     app.MainLoop()