show static method
Displays a plain SnackBar message.
显示普通文本的 SnackBar 消息。
context
The BuildContext to display the SnackBar.
message
The message to be displayed.
duration
Optional duration for how long the SnackBar should be shown.
Implementation
static void show(
BuildContext context,
String message, {
Duration duration = _defaultShowDuration,
}) {
ScaffoldMessenger.of(context).showSnackBar(
_buildSnackBar(
content: Text(message),
backgroundColor: Colors.black87,
duration: duration,
),
);
}