?? getviewportextex.htm
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<td width="100%" height="16">GetViewportExtEx</td>
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<td width="100%" colspan="2">VB聲明</td>
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<td width="100%" colspan="2">Declare Function GetViewportExtEx Lib "gdi32" Alias
"GetViewportExtEx" (ByVal hdc As Long, lpSize As SIZE) As Long</td>
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<td width="100%" colspan="2">說明</td>
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<td width="100%" colspan="2">獲取設備場景視口（viewport）范圍</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，執(zhí)行成功為非零值，失敗為0</td>
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<td width="100%" colspan="2">參數表</td>
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<td width="25%">參數</td>
<td width="75%">類型及說明</td>
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<td width="25%">hdc</td>
<td width="75%">Long，設備場景句柄</td>
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<td width="25%">lpSize</td>
<td width="75%">SIZE，裝載DC視口水平和垂直范圍（以設備單元表示）的結構</td>
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<td width="100%"><p align="right">Top</td>
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