wxss_completions.py 文件源码

def on_query_completions(self, view, prefix, locations):
        # match inside a CSS document and
        # match inside the style attribute of HTML tags, incl. just before the quote that closes the attribute value
        css_selector_scope = "source.css - meta.selector.css"
        html_style_selector_scope = "text.html meta.attribute-with-value.style.html " + \
                                    "string.quoted - punctuation.definition.string.begin.html"
        selector_scope = css_selector_scope + ', ' + html_style_selector_scope
        prop_name_scope = "meta.property-name.css"
        prop_value_scope = "meta.property-value.css"
        loc = locations[0]

        # When not inside CSS, don’t trigger
        if not view.match_selector(loc, selector_scope):
            return []

        if not self.props:
            self.props = parse_css_data()
            self.regex = re.compile(r"([a-zA-Z-]+):\s*$")

        l = []
        if (view.match_selector(loc, prop_value_scope) or
            # This will catch scenarios like .foo {font-style: |}
            view.match_selector(loc - 1, prop_value_scope)):

            alt_loc = loc - len(prefix)
            line = view.substr(sublime.Region(view.line(alt_loc).begin(), alt_loc))

            match = re.search(self.regex, line)
            if match:
                prop_name = match.group(1)
                if prop_name in self.props:
                    values = self.props[prop_name]

                    add_semi_colon = view.substr(sublime.Region(loc, loc + 1)) != ';'

                    for value in values:
                        desc = value
                        snippet = value

                        if add_semi_colon:
                            snippet += ";"

                        if snippet.find("$1") != -1:
                            desc = desc.replace("$1", "")

                        l.append((desc, snippet))

                    return (l, sublime.INHIBIT_WORD_COMPLETIONS)

            return None
        else:
            add_colon = not view.match_selector(loc, prop_name_scope)

            for prop in self.props:
                if add_colon:
                    l.append((prop, prop + ": "))
                else:
                    l.append((prop, prop))

            return (l, sublime.INHIBIT_WORD_COMPLETIONS)