fastplotlib · kushalkolar · May 21, 2023 · May 21, 2023
diff --git a/fastplotlib/graphics/_base.py b/fastplotlib/graphics/_base.py
@@ -223,6 +223,10 @@ def link(
         self.registered_callbacks[event_type].append(callback_data)
 
         if bidirectional:
+            if event_type in PYGFX_EVENTS:
+                warn("cannot use bidirectional link for pygfx events")
+                return
+
             target.link(
                 event_type=event_type,
                 target=self,

diff --git a/fastplotlib/layouts/_gridplot.py b/fastplotlib/layouts/_gridplot.py
@@ -166,7 +166,7 @@ def __init__(
 
         self._starting_size = size
 
-    def __getitem__(self, index: Union[Tuple[int, int], str]):
+    def __getitem__(self, index: Union[Tuple[int, int], str]) -> Subplot:
         if isinstance(index, str):
             for subplot in self._subplots.ravel():
                 if subplot.name == index:
@@ -276,6 +276,9 @@ def show(self):
 
         return self.canvas
 
+    def close(self):
+        self.canvas.close()
+
     def _get_iterator(self):
         return product(range(self.shape[0]), range(self.shape[1]))
 

diff --git a/fastplotlib/plot.py b/fastplotlib/plot.py
@@ -112,3 +112,6 @@ def show(self, autoscale: bool = True):
         self.canvas.set_logical_size(*self._starting_size)
 
         return self.canvas
+
+    def close(self):
+        self.canvas.close()