private void SetupRelative()
{
XScale.SetRange(1, 200);
XScale.SetIncrements(1, 10);
XScale.Value = rx;
YScale.SetRange(1, 200);
YScale.SetIncrements(1, 10);
YScale.Value = ry;
}
/// <summary>
/// Create and show a slider (HScale) that will allow the user to
/// customize how far in the past to show completed items.
/// </summary>
private void CreateRangeSlider()
{
// There are five (5) different values allowed here:
// "Yesterday", "Last7Days", "LastMonth", "LastYear", or "All"
// Create the slider with 5 distinct "stops"
rangeSlider = new HScale(0, 4, 1);
rangeSlider.SetIncrements(1, 1);
rangeSlider.WidthRequest = 100;
rangeSlider.DrawValue = true;
// TODO: Set the initial value and range
string rangeStr =
Application.Preferences.Get(PreferencesKeys.CompletedTasksRange);
if (rangeStr == null)
{
// Set a default value of All
rangeStr = ShowCompletedRange.All.ToString();
Application.Preferences.Set(PreferencesKeys.CompletedTasksRange,
rangeStr);
}
currentRange = ParseRange(rangeStr);
rangeSlider.Value = (double)currentRange;
rangeSlider.FormatValue += OnFormatRangeSliderValue;
rangeSlider.ValueChanged += OnRangeSliderChanged;
rangeSlider.Show();
this.ExtraWidget = rangeSlider;
}
protected override void UpdateView()
{
hScale.SetRange(min, max);
hScale.SetIncrements(step, page);
hScale.Sensitive = Command.CanExecute();
}