Android Question Stop waiting for...

[Cenny]

Hi,

I have a bluetooth device that makes a scan.

btGo_Click
    Wait For(StartScan) Complete (Result As Object)[
    ...


Sub StartScan As ResumableSub

    For i = StartAt To EndAt Step Stap
    
        Module1.SendTrimValue(i)
        servosetting=i
        lblServoSettings.Text=i
        Sleep(interval*1000)
                    
    Next
    
    Return Null
End Sub

The app is waiting for the scan to finish.
When the connection is broken, the app keeps waiting.
How can I stop the wait for?

Cenny

 

[Erel]

[B4X] Resumable subs and the index pattern

The "index pattern" is a pattern that you can see in many examples and libraries where resumable subs are used. It is a simple solution to avoid race conditions and unexpected states. The resumable subs code like all other standard B4X code, is executed by the main thread. Still, with resumable...

www.b4x.com

 

[Cenny]

Erel, Thanks for the lesson.
It is not quit what I was looking for, but in the meantime I found a solution...

btGo_Click
    Wait For(StartScan) Complete (Result As Object)
    
    If Result=Not(False) Then
    ...


Sub StartScan As ResumableSub

    For i = StartAt To EndAt Step Stap
    
        If Not(Main.bt_connected) Then
            MsgboxAsync(LastException.Message,"Oops...")
            Return False
        End If
    
        Module1.SendTrimValue(i)
        servosetting=i
        lblServoSettings.Text=i
        Sleep(interval*1000)
                    
    Next
    
    Return Null
End Sub