export function onElementHeightChange()

in src/js/modules/belt.js [25:38]

• 12 lines of code
• 3 McCabe index (conditional complexity)

export function onElementHeightChange(elm, callback) {
  var lastHeight = elm.clientHeight, newHeight;
  (function run(){
    newHeight = elm.clientHeight;
    if( lastHeight != newHeight )
      callback();
    lastHeight = newHeight;

    if( elm.onElementHeightChangeTimer )
      clearTimeout(elm.onElementHeightChangeTimer);

    elm.onElementHeightChangeTimer = setTimeout(run, 250);
  })();
}