Here is part 2 of Xianzhong Zhu's article about the development of his FreeCell game. But first you may want to take a look at the previous part of the series.
In this second part of the series, we will delve into the crucial part in the Freecell game. In detail, we are going to examine the two mouse events, i.e. MouseLeftButtonDown and MouseLeftButtonUp, related event handler programming.