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var isKeyboardOpen = false; // used for the iOS keyboard open detection later.

// handles the iOS keyboard change event.
function onKeyboardFrameChanged(event) {
    
    // first, calculate the new position.
    var newListBottomPosition;
    
    if (isKeyboardOpen) {
        isKeyboardOpen = false;
        newListBottomPosition = 0;
    } 
    else {
        isKeyboardOpen = true;
        newListBottomPosition = event.keyboardFrame.height;
    }
    
    // Second, animate the table into the new position.
    $.tableView.animate({
        bottom: newListBottomPosition,
        duration: event.animationDuration * 1000
    });
}

// Bind events not set in Alloy.
OS_IOS && Ti.App.addEventListener('keyboardframechanged', onKeyboardFrameChanged);