?? screentoclient.htm
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<td width="100%" height="16"><a name="ScreenToClient">ScreenToClient</a></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 ScreenToClient Lib "user32" Alias
"ScreenToClient" (ByVal hwnd As Long, lpPoint As POINTAPI) As Long</td>
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<td width="100%" colspan="2">說明</td>
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<td width="100%" colspan="2">判斷屏幕上一個指定點的客戶區(qū)坐標</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，非零表示成功，零表示失敗</td>
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<td width="100%" colspan="2">參數(shù)表</td>
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<td width="25%">參數(shù)</td>
<td width="75%">類型及說明</td>
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<td width="25%">hwnd</td>
<td width="75%">Long，一個窗口的句柄，該窗口定義了要使用的客戶區(qū)坐標系統(tǒng)</td>
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<td width="25%">lpPoint</td>
<td width="75%"><a href="POINTAPI.htm">POINTAPI</a>，屏幕坐標系統(tǒng)中包含了屏幕點的結構。這個函數(shù)會隨同相應的客戶區(qū)坐標（由hwnd決定）載入結構</td>
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<td width="100%"><p align="right"><a href="#ScreenToClient">Top</a></td>
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