?? getmetafilebitsex.htm
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<td width="100%" height="16">GetMetaFileBitsEx</td>
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<td width="102%" colspan="2">VB聲明</td>
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<td width="102%" colspan="2">Declare Function GetMetaFileBitsEx Lib "gdi32"
Alias "GetMetaFileBitsEx" (ByVal hMF As Long, ByVal nSize As Long, lpvData As
Any) As Long</td>
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<td width="102%" colspan="2">說明</td>
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<td width="102%" colspan="2">將指定的圖元文件復制到一個內存緩沖區。這個函數可用于取得一個圖元文件的原始數據,以便轉存到磁盤文件</td>
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<td width="102%" colspan="2">返回值</td>
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<td width="102%" colspan="2">Long,如lpvData為零(在這種情況下用ByVal As Long傳遞一個NULL參數),那么必須指定緩沖區的長度。如執行成功,返回實際載入緩沖區的字節數,零表示出錯</td>
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<td width="102%" colspan="2">參數表</td>
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<td width="25%">參數</td>
<td width="77%">類型及說明</td>
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<td width="25%">hMF</td>
<td width="77%">Long,標準windows圖元文件的句柄</td>
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<td width="25%">nSize</td>
<td width="77%">Long,lpvData緩沖區的長度</td>
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<td width="25%">lpvData</td>
<td width="77%">任何類型,一個字節數組中的第一個條目,該數組用于裝載圖元文件數據。用ByVal
As Long可指定空值或緩沖區的內存地址</td>
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