Docs > Slider Class Reference

Slider Class Reference

Summary 
A slider is used to allow the user to visually select a numeric value within a range. onClick() can be used to receive notifications that the slider value has changed.

void setRange(min,max) 
void setValue(value) 
number getValue() 

Example 
root = new View("ipad-portrait"); 
slider = root.createSlider(400,200); 
slider.setRange(10,30); 
slider.setValue(80);

function click(sender) { 
document.writeln("slider value " + sender.getValue()); 
} 
slider.onClick(click); 
document.wait();

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setRange 
Sets the value range for a slider or progress indicator

void setRange(min,max)

Parameters 
min - minimum value for slider 
max - maximum value for slider

Return Value 
none

Notes 
This method can also be used on a ProgressIndicator

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setValue 
Sets the current value for a slider

void setValue(value)

Parameters 
value - number value for slider

Return Value 
none

Notes 
Method can also be used on ProgressIndicator

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getValue 
Return the current value for the slider

number getValue()

Parameters 
none

Return Value 
Current numeric value of the slider

Notes 
You can use onClick() to receive notifications of user changes to the slider and then use getValue() to obtain the current value.