subject_25205.htm

一些关于vc的问答

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序号：25205 发表者：apple_caro 发表日期：2002-12-19 17:12:04
<br>主题：请问如何update window的一个部分？eg.一个方块内
<br>内容：请问如何update window的一个部分？eg.一个方块内
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<font color=red>答案被接受</font><br>回复者：秋叶禅 回复日期：2002-12-19 17:14:43
<br>内容：void InvalidateRect( LPCRECT lpRect, BOOL bErase = TRUE );<BR>lpRect:<BR>Points to a CRect object or a RECT structure that contains the rectangle (in client coordinates) to be added to the update region. If lpRect is NULL, the entire client area is added to the region.<BR><BR>bErase:<BR>Specifies whether the background within the update region is to be erased.<BR><BR><BR>
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