?? scrollwindow.htm
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<title>ScrollWindow</title>
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<td width="100%" height="16"><a name="ScrollWindow">ScrollWindow</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 ScrollWindow Lib "user32" Alias
"ScrollWindow" (ByVal hWnd As Long, ByVal XAmount As Long, ByVal YAmount As
Long, lpRect As RECT, lpClipRect As RECT) As Long</td>
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<td width="100%" colspan="2">說明</td>
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<td width="100%" colspan="2">滾動窗口客戶區的全部或一部分</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。會設置<a
href="GetLastError.htm">GetLastError</a></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%">hWnd</td>
<td width="75%">Long,待滾動窗口的句柄</td>
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<td width="25%">XAmount</td>
<td width="75%">Long,水平滾動的距離。正值向右滾動,負值向左滾動</td>
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<td width="25%">YAmount</td>
<td width="75%">Long,垂直滾動的距離。正值向下滾動,負值向上滾動</td>
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<td width="25%">lpRect</td>
<td width="75%"><a href="RECT.htm">RECT</a>,用客戶區坐標表示的一個矩形,它定義了客戶區要滾動的一個部分。如設為NULL,則滾動整個客戶區。在NULL的情況下,子窗口和控件的位置也會隨同任何無效區域移動。否則,子窗口和無效區域不會一起移動。因此,在滾動之前,如指定了lpRect,一個明智的做法是先調用<a
href="UpdateWindow.htm">UpdateWindow</a>函數</td>
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<td width="25%">lpClipRect</td>
<td width="75%"><a href="RECT.htm">RECT</a>,指定剪切區域。只有這個矩形的區域才可能滾動。該矩形優先于lpRect??稍O為NULL</td>
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</center></div><div align="center"><center>
<table border="0" width="100%" cellspacing="0" cellpadding="0">
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<td width="100%"><p align="right"><a href="#ScrollWindow">Top</a></td>
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