getString static method
Implementation
static Future<String> getString(String prompt,String defTxt) async {
BuildContext? ctx = globalNavigatorKey.currentContext;
if (ctx == null) return "";
dialog = true;
return showDialog(
context: ctx,
builder: (BuildContext context) {
return Center(child: TextDialog(prompt, defTxt));
}).then((value) {
dialog = false;
return value ?? "";
});
}