SnackBar: fix bug #3311 (#3313)

flet-dev · May 27, 2024 · 2fec373 · 2fec373
1 parent a177eb4
commit 2fec373
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/packages/flet/lib/src/controls/snack_bar.dart b/packages/flet/lib/src/controls/snack_bar.dart
@@ -65,6 +65,14 @@ class _SnackBarControlState extends State<SnackBarControl> {
 
     DismissDirection? dismissDirection =
         parseDismissDirection(widget.control.attrString("dismissDirection"));
+    var width = widget.control.attrDouble("width");
+    var margin = parseEdgeInsets(widget.control, "margin");
+
+    // required to avoid assertion errors
+    if (behavior != SnackBarBehavior.floating) {
+      margin = null;
+      width = null;
+    }
 
     return SnackBar(
         behavior: behavior,
@@ -83,9 +91,9 @@ class _SnackBarControlState extends State<SnackBarControl> {
             parentAdaptive: widget.parentAdaptive),
         backgroundColor: widget.control.attrColor("bgColor", context),
         action: action,
-        margin: parseEdgeInsets(widget.control, "margin"),
+        margin: margin,
         padding: parseEdgeInsets(widget.control, "padding"),
-        width: widget.control.attrDouble("width"),
+        width: width,
         elevation: widget.control.attrDouble("elevation"),
         duration:
             Duration(milliseconds: widget.control.attrInt("duration", 4000)!));