Delphi写的一个DLL与EXE之间的通讯与交互(回调机制)。-Delphi write a DLL and EXE communications between Interactive (callback mechanism).

Version 2.0.0 of SimpleTimer is incompatible with older versions, which means you will have to adjust your previous projects that use SimpleTimer. 1) The Start and Stop methods have been replaced with the Enabled and Interval properties,

Delphi 回调函数实现方式及实例,通过定义函数的指针，实现程序内的回调。-Delphi callback function implementation, and examples, by defining the function pointer, to achieve within the program callbacks.