Syntax:
sysinfo.chargelevel = "batteryLevelChange()";
function batteryLevelChange()
{
// ...
};
Description:
The onchargelevel property is an event handler for the event of when the battery level is changed. The callback function is assigned by providing the function's name wrapped in a string.
For more general information on power consumption and widgets, see Saving battery time.
Example code:
window.onload = function(){
// Get the current battery level
var batteryLevel = sysinfo.chargelevel;
alert("Current battery level is " + batteryLevel + "%");
// Assign an even handler for the charge level change
sysinfo.onchargelevel = "batteryLevelChange()";
}
function batteryLevelChange()
{
var batteryLevel = sysinfo.chargelevel;
alert("Current battery level is " + batteryLevel + "%");
}