针对VBX的严重缺陷,Microsoft公司推出了OLE控制。OLE控制是基于OLE的结构,它融合了OLE的长处与VBX的优点。Visual C++ 4.0的组件平台实现了软件的重用,利用它可以很方便地管理OLE控制。本文在介绍组件平台和OLE控制的基础上,通过多媒体...针对VBX的严重缺陷,Microsoft公司推出了OLE控制。OLE控制是基于OLE的结构,它融合了OLE的长处与VBX的优点。Visual C++ 4.0的组件平台实现了软件的重用,利用它可以很方便地管理OLE控制。本文在介绍组件平台和OLE控制的基础上,通过多媒体OLE控制MCI32.OCX具体讲解组件平台和OLE控制编程技术。展开更多
Components GIS(ComGIS) ,a new technology based on Components Software ,is a mainstream in GIS tech-nology. In this paper ,the phases in which software of GIS develops are discussed in detail ,and the merits and trends...Components GIS(ComGIS) ,a new technology based on Components Software ,is a mainstream in GIS tech-nology. In this paper ,the phases in which software of GIS develops are discussed in detail ,and the merits and trends ofComGIS are pointed out. Also,expatiates how to design the component of Spatial-Analyzer function in ComGIS.展开更多
文摘针对VBX的严重缺陷,Microsoft公司推出了OLE控制。OLE控制是基于OLE的结构,它融合了OLE的长处与VBX的优点。Visual C++ 4.0的组件平台实现了软件的重用,利用它可以很方便地管理OLE控制。本文在介绍组件平台和OLE控制的基础上,通过多媒体OLE控制MCI32.OCX具体讲解组件平台和OLE控制编程技术。
文摘Components GIS(ComGIS) ,a new technology based on Components Software ,is a mainstream in GIS tech-nology. In this paper ,the phases in which software of GIS develops are discussed in detail ,and the merits and trends ofComGIS are pointed out. Also,expatiates how to design the component of Spatial-Analyzer function in ComGIS.