Remove the color parameter from the Container and add it to the BoxDecoration: Widget bodyWidget() { return Container( decoration: BoxDecoration( color: Colors.yellow, border: Border.all(color: Colors.black), ), child: Text(“Flutter”), ); } If you check the Container source code you can see that the color parameter is just used to set the BoxDecoration color if the decoration … Read more
You can add a constraint to the Container Widget with the preferred maxWidth like this: Widget build(context) { return Row( mainAxisSize: MainAxisSize.min, children: [ Container( constraints: BoxConstraints(minWidth: 100, maxWidth: 200), padding: EdgeInsets.all(10), decoration: BoxDecoration( color: color ?? Colors.blue, borderRadius: BorderRadius.circular(10) ), child: msg ) ], ); }
Container’s color is shorthand for BoxDecoration’s color, so BoxDecoration’s color in the Container’s decoration property overrides its Container’s color.
By far, the easiest solution is to use Scrollable.ensureVisible(context). As it does everything for you and work with any widget size. Fetching the context using GlobalKey. The problem is that ListView won’t render non-visible items. Meaning that your target most likely will not be built at all. Which means your target will have no context … Read more