Method setProgressBar

macos/java/WindowMac.java:283–289

(float progress)

    }

    @Override
    public Window setProgressBar(float progress) {
        assert _onUIThread() : "Should be run on UI thread";
        _nSetProgressBar(progress);
        _lastProgressBarValue = progress;
        return this;
    }

    @Override
    public void close() {