public MetricsChartWindow() {
baselineText = new StaticTextItem();
expectedRangeHighText = new StaticTextItem();
expectedRangeLowText = new StaticTextItem();
newBaselineMeanText = new FloatItem();
newBaselineMeanText.setKeyPressFilter("[0-9.]");
newExpectedRangeHighText = new FloatItem();
newExpectedRangeHighText.setKeyPressFilter("[0-9.]");
newExpectedRangeLowText = new FloatItem();
newExpectedRangeLowText.setKeyPressFilter("[0-9.]");
}