###############################################################################
# Name: smalltalk.py                                                          #
# Purpose: Define Smalltalk syntax for highlighting and other features        #
# Author: Cody Precord <cprecord@editra.org>                                  #
# Copyright: (c) 2007 Cody Precord <staff@editra.org>                         #
# License: wxWindows License                                                  #
###############################################################################

"""
FILE: smalltalk.py
AUTHOR: Cody Precord
@summary: Lexer configuration module for Smalltalk
@todo: more keywords, styling fixes

"""

__author__ = "Cody Precord <cprecord@editra.org>"
__svnid__ = "$Id: _smalltalk.py 62364 2009-10-11 01:02:12Z CJP $"
__revision__ = "$Revision: 62364 $"

#-----------------------------------------------------------------------------#
# Imports
import wx.stc as stc

# Local Imports
import synglob
import syndata

#-----------------------------------------------------------------------------#

#---- Keyword Definitions ----#
# Special Selectors
ST_KEYWORDS = (0, "ifTrue: ifFalse: whileTrue: whileFalse: ifNil: ifNotNil: "
                  "whileTrue repeat isNil put to at notNil super self "
                  "true false new not isNil inspect out nil do add for "
                  "methods methodsFor instanceVariableNames classVariableNames "
                  "poolDictionaries subclass")
#---- End Keyword Definitions ----#

#---- Syntax Style Specs ----#
SYNTAX_ITEMS = [('STC_ST_ASSIGN', 'operator_style'),
                ('STC_ST_BINARY', 'operator_style'),
                ('STC_ST_BOOL', 'keyword_style'),
                ('STC_ST_CHARACTER', 'char_style'),
                ('STC_ST_COMMENT', 'comment_style'),
                ('STC_ST_DEFAULT', 'default_style'),
                ('STC_ST_GLOBAL', 'global_style'),
                ('STC_ST_KWSEND', 'keyword_style'),
                ('STC_ST_NIL', 'keyword_style'),
                ('STC_ST_NUMBER', 'number_style'),
                ('STC_ST_RETURN', 'keyword_style'),
                ('STC_ST_SELF', 'keyword_style'),
                ('STC_ST_SPECIAL', 'pre_style'),
                ('STC_ST_SPEC_SEL', 'keyword_style'),   # Words in keyword list
                ('STC_ST_STRING', 'string_style'),
                ('STC_ST_SUPER', 'class_style'),
                ('STC_ST_SYMBOL', 'scalar_style')]

#---- Extra Properties ----#

#-----------------------------------------------------------------------------#

class SyntaxData(syndata.SyntaxDataBase):
    """SyntaxData object for Smalltalk""" 
    def __init__(self, langid):
        syndata.SyntaxDataBase.__init__(self, langid)

        # Setup
        self.SetLexer(stc.STC_LEX_SMALLTALK)

    def GetKeywords(self):
        """Returns Specified Keywords List """
        return [ST_KEYWORDS]

    def GetSyntaxSpec(self):
        """Syntax Specifications """
        return SYNTAX_ITEMS

    def GetCommentPattern(self):
        """Returns a list of characters used to comment a block of code """
        return [u'\"', u'\"']

#---- Syntax Modules Internal Functions ----#
def KeywordString():
    """Returns the specified Keyword String
    @note: not used by most modules

    """
    return ST_KEYWORDS[1]

#---- End Syntax Modules Internal Functions ----#