Handle element mapping on PyOdide

Author: laffra

ltk/ltk.js

@@ -134,10 +134,12 @@
         return elementBottom > viewportTop && elementTop < viewportBottom;
     };
 
-    window.ltk_widgets = {};
+    window.getWidget = function(id) {
+        return undefined;
+    };
 
     $.fn.widget = function() {
-        return window.ltk_widgets[$(this).attr("ltk_id")];
+        return window.getWidget($(this))
     };
 
     // change the following to your own development root location

ltk/widgets.py

@@ -113,6 +113,10 @@ def get_caller(cls):
             frame = frame.f_back
 
 
+widgets = {}
+window.getWidget = proxy(lambda element: widgets[element.attr("ltk_id")])
+
+
 class Widget(object):
     """Base class for LTK widgets."""
     classes = []
@@ -141,8 +145,9 @@ def __init__(self, *args):
                 .addClass(" ".join(self.classes))
                 .append(*self._flatten(args))
         )
-        window.ltk_widgets[id(self)] = self
-        self.attr("ltk_id", id(self))
+        widgets[str(id(self))] = self
+        self.attr("ltk_id", str(id(self)))
+        window.console.log("add widget", self.element, self.attr("ltk_id"))
         self._handle_css(args)
         if Widget.INSPECT:
             self.on("mousemove", proxy(lambda event: self._on_mousemove(event)))

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "pyscript-ltk"
-version = "0.2.16"
+version = "0.2.17"
 description = "A little toolkit for writing UIs in PyScript"
 readme = "README.md"
 authors = [{ name = "Chris Laffra", email = "[email protected]" }]