Android Question Conditional Formatting - highlight rows in ListView

Kapelis

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Longtime User
I'm trying to create a simple calendar with a ListView that includes dates from 01/01/2014 to 31/12/2014. In each row there is the date and name of day. I would like to highlight Sundays with a different background or font color but I can not do it, Can anyone help me please?
B4X:
Sub Globals
    Dim ListView1 As ListView
    DateTime.DateFormat = "dd/MM/yyyy"
    Dim n As Int = 0
    Dim Item As String
    Dim Oggi As Long = DateTime.Now
    Dim OggiS As String  = DateTime.date(Oggi)
    Dim Gt As Long
    Dim Gs As String
    Dim GiornoL As Long ' giorno della settimana (Lun, Mar...) in Tick
    Dim GiornoS As String ' giorno della settimana (Lun, Mar...) in string
    Dim G As Int = -1
End Sub

Sub Activity_Create(FirstTime As Boolean)
    ListView1.Initialize("ListView1")
    Dim GD As GradientDrawable
    GD.Initialize("TR_BL", Array As Int(Colors.White, Colors.White))
    Activity.Background = GD
    ListView1.ScrollingBackgroundColor = Colors.Transparent
    'Dim Bitmap1 As Bitmap
    'Bitmap1.Initialize(File.DirAssets, "button.gif")
       
    'Dim strDate1 As String= "01/01/2014" ' si imposta la data come stringa
    Dim PrimoGiorno As Long=DateTime.DateParse("01/01/2014") ' si ricavano i ticks
    'Gt =DateTime.Add(PrimoGiorno,0,0,1) ' si aggiunge un giorno sempre in ticks (millisecondi)
   
    For i = 1 To 365
        Gs = DateTime.Date(DateTime.Add(PrimoGiorno,0,0,G+i)) 'data in string
        Gt = DateTime.DateParse(Gs) ' data in Tick
        GiornoL = DateTime.GetDayOfWeek(Gt)
        If GiornoL = 1 Then GiornoS = "Sun"
        If GiornoL = 2 Then GiornoS = "Mon"
        If GiornoL = 3 Then GiornoS = "Tue"
        If GiornoL = 4 Then GiornoS = "Wed"
        If GiornoL = 5 Then GiornoS = "Thu"
        If GiornoL = 6 Then GiornoS = "Fri"
        If GiornoL = 7 Then GiornoS = "Sat"
 
        If GiornoS = "Sat" OR GiornoS = "Sun" Then
            ListView1.TwoLinesLayout.ItemHeight = 80dip
            ListView1.TwoLinesLayout.Label.TextSize = 16
            ListView1.TwoLinesLayout.Label.TextColor = Colors.red
            ListView1.TwoLinesLayout.Label.Gravity = Gravity.LEFT
            ListView1.TwoLinesLayout.SecondLabel.TextSize = 16
            ListView1.TwoLinesLayout.SecondLabel.TextColor=Colors.magenta
        Else
            ListView1.TwoLinesLayout.ItemHeight = 80dip
            ListView1.TwoLinesLayout.Label.TextSize = 16
            ListView1.TwoLinesLayout.Label.TextColor = Colors.Blue
            ListView1.TwoLinesLayout.Label.Gravity = Gravity.LEFT
            ListView1.TwoLinesLayout.SecondLabel.TextSize = 16
            ListView1.TwoLinesLayout.SecondLabel.TextColor=Colors.DarkGray
        End If
        ListView1.AddTwoLines(Gs, GiornoS) ' riempie con tutte le date la ListView
    Next
   
   
    ListView1.FastScrollEnabled = True

    Activity.AddView(ListView1, 0, 0, 100%x, 100%y)
   
    For x = 1 To 365 ' ciclo per selezionare il giorno di oggi.
        Item = ListView1.GetItem(x)
        If Item= OggiS Then
            n= n+x
            ListView1.SetSelection(n)
            Return
        End If
    Next
   
   
End Sub
 

DonManfred

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Licensed User
Longtime User
In a listview you have three types of layout.
SingleLineLayout, TwoLinesLayout and Twolinesandbitmap
you could use twolinesandbitmap for weekends and put a empty bitmap to saturdays and sundays

But you cannot set different colors for the same type of listview-item

Maybe you should consider using a customlistview instead.
 
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Kapelis

Member
Licensed User
Longtime User
In a listview you have three types of layout.
SingleLineLayout, TwoLinesLayout and Twolinesandbitmap
you could use twolinesandbitmap for weekends and put a empty bitmap to saturdays and sundays

But you cannot set different colors for the same type of listview-item

Maybe you should consider using a customlistview instead.
Thank you very much, i'll try it.
 
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