AWT eXtensions - LinearSlider - Documentation

Using this applet you can make range selection of numeric values. You set min and max range limits in <applet> tag, you also can set precision (1, 0.1, ...) and text for the checkbox. You should drag min/max markers with mouse. Current marker position you get from JavaScript code.

Class SliderApplet

public class SliderApplet

extends Applet

implements ItemListener

Applet parameters

<applet width="200" height="60" codebase="." code="SliderApplet.class"
 name="LSlider">

 <param name="TEXT" value="Radius:">
 <param name="MINVALUE" value="10.5">
 <param name="MAXVALUE" value="15.9">
 <param name="PRECISION" value="0.1">

 <param name="CURMIN" value="11.3">
 <param name="CURMAX" value="13.6">

</applet>

TEXT

The slider title to be displayed near the checkbox.
Usually describes the measure of the slider (Temperature, Power, etc.)

MINVALUE

Determines Min limit of the slider scale.

MAXVALUE

Determines Max limit of the slider scale.

PRECISION

Determines the precision of the slider scale, so when you drag a marker its value is being increased with this precision. Example: 1 ; 0.1 ; 0.01 ; 10

CURMIN

Current value of Min-marker.

CURMAX

Current value of Max-marker.

SliderApplet()

getValue(int)

hasData()

setDisabled()

setValues(double, double)

public SliderApplet()

public void setValues(double v1, double v2)

Sets current values for Min and Max markers.

Parameters:

v1 - new Min-marker value,
v2 - new Max-marker value.

public void setDisabled()

Disables the slider, so the checkbox is unchecked and no current values for markers.
To enable the slider back you can check the checkbox or mouse drag any marker.

public String getValue(int index)

Parameters:

index - determines which value to return,
0 means current Min,
1 means current Max.

Returns:

Current value of Min or Max marker.

public boolean hasData()

Returns:

true if the slider is enabled (the checkbox is checked) so the slider has data, false otherwise.

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