【摘要】 本文在详细介绍了OLE自动化技术的基础上,论述了利用该技术和可视化开发工具——Delphi编程,实现与MapInfo的地图集成。将Delphi强大的数据库编程能力和Mapinfo的图形表达能力有机结合,实现了MapInfo的集成二次开发。分析了在何种情形下进行MapInfo的消息回调,并探讨了如何实现MapInfo消息的回调。更多还原

【Abstract】 The OLE Automation Technology is described in detail in this paper,then the method of Map-Integrate between Delphi and MapInfo is introduced using OLE Automation Technology,the powerful database programming of Delphi and the expression of graphics of MapInfo are united organicly,realize the integration secondary developing of MapInfo,then in what conditions the message callbacks of MapInfo processed are analysed, and how to realize the callbacks of Mapinfo messages is also discussed.更多还原