Android Question Bluetooth

Terradrones

Active Member
Hi All

I have added the Bluetooth example from Erel to my program to communicate with Digital Levels, Total Stations and external GPS. In the Routine where it looks for Bluetooth Devices, how can I exit from that Routine after some time? I can see from the log, that it picks up the Devices, but it does not exit from that Routine and just carries on scanning.

B4X:
[/

Sub FindDevices_Click
    HideParaPanels
    Panel6.Visible=True
    FindDevice
End Sub

Sub ExitBT_Click
    HideParaPanels
    Para4.Visible=True
End Sub

Sub FindAgain_Click
    FindDevice
End Sub

Sub FindDevice
    rp.CheckAndRequest(rp.PERMISSION_ACCESS_COARSE_LOCATION)
    Wait For Activity_PermissionResult (Permission As String, Result As Boolean)
    If Result = False Then
        ToastMessageShow("No permission...", False)
        Return
    End If
    Dim success As Boolean = Starter.Manager.SearchForDevices
    If success = False Then
        ToastMessageShow("Error starting discovery process.", True)
        Starter.Service_Create
    Else
        ProgressDialogShow2("Searching for devices...", True)
    End If
End Sub

Public Sub DiscoverFinished
    ProgressDialogHide
    If Starter.Manager.foundDevices.Size = 0 Then
        ToastMessageShow("No device found.", True)
    Else
        Dim l As List
        l.Initialize
        For Each nm As NameAndMac In Starter.Manager.foundDevices
            l.Add(nm.Name)
        Next
        InputListAsync(l, "Choose device to connect", -1, True)
        Wait For InputList_Result (Index As Int)
        If Index <> DialogResponse.CANCEL Then
            Dim Condevice As NameAndMac = Starter.Manager.foundDevices.Get(Index)
            Starter.Manager.ConnectTo(Condevice)
            ProgressDialogShow2($"Trying to connect to: ${Condevice.Name} (${Condevice.Mac})"$, False)
        End If
    End If
End Sub

]
 

Erel

B4X founder
Staff member
Licensed User
Longtime User
You are using the old and complicated example.

1659243686310.png


The correct one is this: https://www.b4x.com/android/forum/threads/b4xpages-bluetooth-chat-example.119014/#content
 
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