Flutter has dely to update variable in showModalBottomSheet

Question

I recently have started to learn flutter from scratch by design an app restaurant delivery I have faced with an strange problem while i am adding/removeing food from showModalBottemSheet, it gets the number of food from server but has show it with delay. i show the total food in basket in main page and the result is true. How Can i solve it? enter image description here

How do i use provider? in show modal? enter image description here

score 0 · Answer 1 · answered Jun 11 '20 at 17:32

0

you can use Flutter Provider package to overcome this issue. Use a common provider to change and update value. That's how you can view the changes instantly!

answered Jun 11 '20 at 17:32

towhid

2,778
5
18
28

i added more photo, how can i use provider in show modal bottom ?thanks – Alireza unixp Jun 12 '20 at 07:39
you can just access your provider instance via `Provider.of(context);` if you have followed the instructions properly from the documentation – towhid Jun 12 '20 at 14:54
2

thank you but i found the simple way, so i used StateSetter – Alireza unixp Jun 12 '20 at 20:33

Flutter has dely to update variable in showModalBottomSheet

1 Answers1