ProjectDjangoTagsMenu/FindTemplateTagDialog.py

# -*- coding: utf-8 -*-

"""
Module implementing a dialog to search foe template tags.
"""

from PyQt4.QtCore import pyqtSignal, pyqtSlot
from PyQt4.QtGui import QDialog, QCompleter

from .Ui_FindTemplateTagDialog import Ui_FindTemplateTagDialog


class FindTemplateTagDialog(QDialog, Ui_FindTemplateTagDialog):
    """
    Class implementing a dialog to search foe template tags.
    
    @signal tag(str) emitted to indicate to generate template text for the
        given tag name
    """
    tag = pyqtSignal(str)
    
    def __init__(self, parent=None):
        """
        Constructor
        
        @param parent reference to the parent widget (QWidget)
        """
        super(FindTemplateTagDialog, self).__init__(parent)
        self.setupUi(self)
        
        self.__completer = QCompleter((
            'autoescape', 'block', 'comment', 'csrf_token', 'cycle', 'debug',
            'extends', 'filter', 'firstof', 'for', 'for...empty', 'if',
            'ifchanged', 'ifequal', 'ifnotequal', 'include', 'load', 'now',
            'regroup', 'spaceless', 'ssi', 'templatetag', 'verbatim',
            'in operator', 'not in operator', 'widthratio', 'with', 'add',
            'addslashes', 'capfirst', 'center', 'cut', 'date', 'default',
            'default_if_none', 'dictsort', 'dictsortreversed', 'divisibleby',
            'escape', 'escapejs', 'filesizeformat', 'first', 'fix_ampersands',
            'floatformat', 'force_escape', 'get_digit', 'iriencode', 'join',
            'last', 'lenght', 'lenght_is', 'linebreaks', 'linebreaksbr',
            'linenumbers', 'ljust', 'lower', 'make_list', 'phone2numeric',
            'pluralize', 'pprint', 'random', 'removetags', 'rjust', 'safe',
            'safeseq', 'slice', 'slugify', 'stringformat', 'striptags',
            'time', 'timesince', 'timeuntil', 'title', 'truncatechars',
            'truncatewords', 'truncatewords_html', 'htmlcomment',
            'unordered_list', 'upper', 'urlencode', 'urlize', 'urlizetrunc',
            'wordcount', 'wordwrap', 'yesno', 'apnumber', 'intcomma',
            'intword', 'naturalday', 'naturaltime', 'ordinal', 'lorem',
            'static', 'iecomment', 'get_static_prefix', 'get_media_prefix',
            'singlelinecomment', 'multilinecomment', 'singlelinecommentpopup',
            'multilinecommentpopup', 'singlelinecommentclipboard',
            'multilinecommentclipboard', 'multilinecommentfile',
            'singlelinecommentdatetime'), self)
        self.__completer.setCompletionMode(QCompleter.PopupCompletion)
        self.__completer.setCaseSensitivity(False)
        self.tagEdit.setCompleter(self.__completer)
    
    @pyqtSlot()
    def on_tagEdit_returnPressed(self):
        """
        Private slot handling the user pressing the return key.
        """
        self.on_createButton_clicked()
    
    @pyqtSlot()
    def on_createButton_clicked(self):
        """
        Private slot handling the user pressing the create button.
        """
        tagName = self.tagEdit.text().lower().strip()
        if tagName:
            self.tag.emit(tagName)