<gh_stars>10-100
# -*-coding:Utf-8 -*

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"""Module contenant la classe Chaine, détaillée plus bas."""

from primaires.interpreteur.editeur.flags import Flags
from primaires.interpreteur.editeur.uniligne import Uniligne
from primaires.scripting.extensions.base import Extension

# Constantes
VERIFICATION = {
        "doit être une clé valide": 1,
}

MODIFICATION = {
        "première lettre en majuscule": 1,
}

class Chaine(Extension):

    """Classe représentation le type éditable 'chaîne'.

    Ce type utilise l'éditeur Uniligne.

    """

    extension = "chaîne"
    aide = "une chaîne de caractères"

    def __init__(self, structure, nom):
        Extension.__init__(self, structure, nom)
        self.verification = 0
        self.modification = 0

    @property
    def editeur(self):
        """Retourne le type d'éditeur."""
        return Uniligne

    @property
    def arguments(self):
        """Retourne les arguments de l'éditeur."""
        return (self.verification, self.modification)

    def etendre_editeur(self, presentation):
        """Ëtend l'éditeur en fonction du type de l'extension."""
        # Flags de vérification
        verification = presentation.ajouter_choix("flags de vérification",
                "v", Flags, self, "verification", VERIFICATION)
        verification.parent = presentation
        verification.aide_courte = \
            "Flags de vérification avant modification :"

        # Flags de modification
        modification = presentation.ajouter_choix("flags de modification",
                "m", Flags, self, "modification", MODIFICATION)
        modification.parent = presentation
        modification.aide_courte = \
            "Flags de modification de la chaîne entrée :"
