iOS Slider

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The Slider control provides an interface that is used for increasing or decreasing a numeric value. The Slider can only be displayed horizontally.

You can use the Set Default Value feature to set the default position of the slider.

iOS Slider Library Icon

Below is a list of commonly used events and properties. Refer to iOSSlider in the Language Reference for the complete list.



Called when the Slider value changes, either by the user adjusting the Slider or by code changing its Value property.



A boolean that indicates if the slider is enabled and can be adjusted or disabled and cannot be adjusted.


The maximum Double value for the slider.


The minimum Double value for the slider.


An Double value that indicates the position of the Slider. If Value is assigned a value less than MinValue, then MinValue is used. If Value is assigned a value greater than MaxValue, then MaxValue is used.


iOS Slider

To have a Slider update a Label with its Value as the Slider is adjusted, you can put this code in the Slider's ValueChanged event handler:

SliderLabel.Text = Me.Value.ToText

See Also

iOSSlider class; UserGuide:iOS UI topic