Delphi:鼠标左右键的功能交换程序Delphi源码版，点击“交换”按钮即可实现功能交换，有意思吧，但不知道有什么特殊用途。 -Delphi: function swap left and right mouse buttons Delphi source code version of the program, click on the "exchange" button to achieve functional exchange, it is interesting, but I d