用Qt实现的聊天气泡，采用QScrollArea实现，可显示文本、图片。可在https://blog.csdn.net/qq_22302267/article/details/102524747查看效果

作者 T.G.LEIGHTON 评论 The Acoustic Bubble is not only interesting reading; it is an extraordinarily useful reference for those working in or planning to work in the field.... There's no trouble with this Bubble". -- Journal of the Acoustic Society of America

模拟实现Windows的气泡屏保，利用win32 API实现透明气泡效果，气泡效果没有Windows的美观，但是也足够好看。