private void AttachGestures(KeypadLabel label, object value)
{
label.GestureRecognizers.Add(new PressedGestureRecognizer()
{
Command = PressedCommand, CommandParameter = new GestureEventArgs()
{
Sender = label, Value = value
}
});
}
private void DefineKeys()
{
var backgroundColor = Color.Black;
var textColor = Color.White;
for (int i = 0; i < 9; i++)
{
var label = new KeypadLabel()
{
HorizontalOptions = LayoutOptions.FillAndExpand, VerticalOptions = LayoutOptions.FillAndExpand, BackgroundColor = backgroundColor, TextColor = textColor, Text = (i + 1).ToString(), HorizontalTextAlignment = TextAlignment.Center, VerticalTextAlignment = TextAlignment.Center
};
AttachGestures(label, i + 1);
this.Children.Add(label, i - ((i / 3) * 3), i / 3);
}
this.Children.Add(new KeypadLabel()
{
BackgroundColor = backgroundColor, TextColor = textColor, Text = "", HorizontalTextAlignment = TextAlignment.Center, VerticalTextAlignment = TextAlignment.Center
}, 0, 3);
var zeroLabel = new KeypadLabel()
{
BackgroundColor = backgroundColor, TextColor = textColor, Text = "0", HorizontalTextAlignment = TextAlignment.Center, VerticalTextAlignment = TextAlignment.Center
};
AttachGestures(zeroLabel, 0);
this.Children.Add(zeroLabel, 1, 3);
var backLabel = new KeypadLabel()
{
BackgroundColor = backgroundColor, TextColor = textColor, Text = BackCharacter, HorizontalTextAlignment = TextAlignment.Center, VerticalTextAlignment = TextAlignment.Center
};
AttachGestures(backLabel, BackCharacter);
this.Children.Add(backLabel, 2, 3);
}
