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阅读：1674回复：2
ao的高手请进了，请教问题
Anyone can give me AO's general query source code in VB??
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1楼#
发布于：2004-02-09 23:32
在ao的开发帮助里有个查询的例子，包括图层，属性和空间查询等功能
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2楼#
发布于：2004-05-13 12:01
<P>dim pFeaturLayer as IFetureLayer,pSpatialFilter as ISpatialFilter,pFeatureCursor as IFeatureCursor</P><P>dim pGeometry as IGeometry</P><P>set pGeometry = MapControl1.TrackRectangle</P><P>set pFetureLayer = MapControl1.Layer[0]</P><P>set pSpatialFilter = new SpatialFilter</P><P>pSpatialFilter.SpatialRel = 1</P><P>pSpatialFilter.GeometryField = "shape"</P><P>pSpatialFilter.Geometry = pGeometry</P><P>pFeatureLayer.Search(pSpatilFilter,False,pFeatureCursor);</P><P>返回来的pFeatureCusor就是一个结果集了</P>
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3楼#
发布于：2004-05-14 09:54
嗯，问问题需要具体一点，这样别人也好回答！<img src="images/post/smile/dvbbs/em07.gif" />
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