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上传时间: 2010-06-09
详细说明: A Forms Editor allows you to add, move, resize, and delete controls on your form. The dialog editor of VC6 and the Forms Designer of VS.NET are Forms Editors we commonly use at design time. In the .NET framework, this functionality is wrapped as several services, to enable programmers to write their own Forms Editors that create forms in a manner similar to the way used in the Forms Designer of VS.NET. By relying on the .NET framework, the programmer doesn't need to care about how to select/move/resize a control and draw the se lection rectangle. He only needs to implement some base services, and the framework will do the control selection and draw the selection effect. This article tries to show you how to write a Forms Editor without implementing the base services, that is, performing the control selection and drawing the selection effect by yourself. I hope, from this, you can deduce what's happening under the covers when you rely on the .NET framework to implement your own Forms Editor. Approaches to doing Form edit ...展开收缩
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