📄 drawfocusrect.htm
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<title>DrawFocusRect</title>
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<td width="100%" height="16">DrawFocusRect</td>
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<td width="102%" colspan="2">VB声明</td>
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<td width="102%" colspan="2">Declare Function DrawFocusRect Lib "user32" Alias
"DrawFocusRect" (ByVal hdc As Long, lpRect As RECT) As Long</td>
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<td width="102%" colspan="2">说明</td>
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<td width="102%" colspan="2">画一个焦点矩形。这个矩形是在标志焦点的样式中通过异或运算完成的（焦点通常用一个点线表示）。如用同样的参数再次调用这个函数，就表示删除焦点矩形</td>
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<td width="102%" colspan="2">返回值</td>
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<td width="102%" colspan="2">Long，非零表示成功，零表示失败。会设置<a
href="GetLastError.htm" tppabs="http://personal.hb.cninfo.net/~vbapi/GetLastError.htm">GetLastError</a></td>
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<td width="102%" colspan="2">参数表</td>
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<td width="25%">参数</td>
<td width="77%">类型及说明</td>
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<td width="25%">hdc</td>
<td width="77%">Long，设备场景的句柄</td>
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<td width="25%">lpRect</td>
<td width="77%"><a href="RECT.htm" tppabs="http://personal.hb.cninfo.net/~vbapi/RECT.htm">RECT</a>，要在逻辑坐标中描绘的矩形</td>
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<td width="100%"><p align="right">Top</td>
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