?? drawescape.htm
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<title>DrawEscape</title>
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<td width="100%" height="16">DrawEscape</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 DrawEscape Lib "gdi32" Alias
"DrawEscape" (ByVal hdc As Long, ByVal nEscape As Long, ByVal cbInput As Long,
ByVal lpszInData As String) As Long</td>
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<td width="102%" colspan="2">說(shuō)明</td>
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<td width="102%" colspan="2">換碼（Escape）函數(shù)將數(shù)據(jù)直接發(fā)至顯示設(shè)備驅(qū)動(dòng)程序（在vb里使用：能夠使用。但由于Escape對(duì)設(shè)備有較強(qiáng)的依賴性，所以除非萬(wàn)不得以，盡量不要用它）</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，零表示錯(cuò)誤（QUERYESCSUPPORT換碼例外；返回TRUE表示支持特定的換碼；否則返回零）</td>
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<td width="102%" colspan="2">參數(shù)表</td>
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<td width="25%">參數(shù)</td>
<td width="77%">類型及說(shuō)明</td>
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<td width="25%">hdc</td>
<td width="77%">Long，顯示設(shè)備的設(shè)備場(chǎng)景</td>
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<td width="25%">nEscape</td>
<td width="77%">Long，指定欲執(zhí)行的換碼的一個(gè)常數(shù)</td>
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<td width="25%">cbInput</td>
<td width="77%">Long，輸入緩沖區(qū)的長(zhǎng)度</td>
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<td width="25%">lpszInData</td>
<td width="77%">String，輸入字串或緩沖區(qū)</td>
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<td width="102%" colspan="2">注解</td>
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<td width="102%" colspan="2"><p align="left">可用QUERYESCSUPPORT換碼判斷一個(gè)特定的換碼是否得到當(dāng)前顯示驅(qū)動(dòng)程序的支持</td>
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