Mercurial > libervia-web
changeset 1342:1df0d1b28b83
browser (slideshow): options can now be attached to a slide:
options can currently be used to:
- add a flag, which will set a corresponding CSS class to the slide when active
- use an exit callback, called when we move out from the slide
author | Goffi <goffi@goffi.org> |
---|---|
date | Mon, 24 Aug 2020 22:52:04 +0200 (2020-08-24) |
parents | a8bc1ee455ae |
children | 8729d2708f65 |
files | libervia/pages/_browser/slideshow.py |
diffstat | 1 files changed, 36 insertions(+), 6 deletions(-) [+] |
line wrap: on
line diff
--- a/libervia/pages/_browser/slideshow.py Mon Aug 24 22:49:24 2020 +0200 +++ b/libervia/pages/_browser/slideshow.py Mon Aug 24 22:52:04 2020 +0200 @@ -14,6 +14,8 @@ self.hidden_elts = {} self.control_hidden = False self.click_timer = None + self._class_to_remove = set() + self._exit_callback = None @property def current_slide(self): @@ -30,13 +32,24 @@ """item attached to the current slide, if any""" current = self.current_slide if current is None: - return + return None try: return current.js._item except AttributeError: return None @property + def current_options(self): + """options attached to the current slide, if any""" + current = self.current_slide + if current is None: + return None + try: + return current.js._options + except AttributeError: + return None + + @property def index(self): if self.swiper is None: return None @@ -93,12 +106,14 @@ self.on_slide_change(self.swiper) self.fullscreen(True) - def add_slide(self, elt, item_data=None): + def add_slide(self, elt, item_data=None, options=None): slide_elt = html.DIV(Class="swiper-slide") zoom_cont_elt = html.DIV(Class="swiper-zoom-container") slide_elt <= zoom_cont_elt zoom_cont_elt <= elt slide_elt._item = item_data + if options is not None: + slide_elt._options = options self.swiper.appendSlide([slide_elt]) self.swiper.update() @@ -144,11 +159,26 @@ evt.preventDefault() def on_slide_change(self, swiper): + if self._exit_callback is not None: + self._exit_callback() + self._exit_callback = None item = self.current_item - if item is None: - return - comments_count = item.get('comments_count') - self.comments_count_elt.text = comments_count or '' + if item is not None: + comments_count = item.get('comments_count') + self.comments_count_elt.text = comments_count or '' + + for cls in self._class_to_remove: + self.slideshow_elt.classList.remove(cls) + + self._class_to_remove.clear() + + options = self.current_options + if options is not None: + for flag in options.get('flags', []): + cls = f"flag_{flag.lower()}" + self.slideshow_elt.classList.add(cls) + self._class_to_remove.add(cls) + self._exit_callback = options.get("exit_callback", None) def toggle_hide_controls(self, evt): self.click_timer = None