?? trackpopupmenu.htm
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<title>TrackPopupMenu</title>
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<td width="100%" height="16"><a name="TrackPopupMenu, TrackPopupMenuBynum">TrackPopupMenu,
TrackPopupMenuBynum</a></td>
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<td width="103%" colspan="3">VB聲明</td>
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<td width="103%" colspan="3">Declare Function TrackPopupMenu& Lib "user32"
(ByVal hMenu As Long, ByVal wFlags As Long, ByVal x As Long, ByVal y As Long, ByVal
nReserved As Long, ByVal hwnd As Long, lprc As Rect)<br>
Declare Function TrackPopupMenuBynum& Lib "user32" Alias
"TrackPopupMenu" (ByVal hMenu As Long, ByVal wFlags As Long, ByVal x As Long,
ByVal y As Long, ByVal nReserved As Long, ByVal hwnd As Long, ByVal lprc As Long)</td>
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<td width="103%" colspan="3">說明</td>
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<td width="103%" colspan="3">在屏幕的任意地方顯示一個彈出式菜單</td>
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<td width="103%" colspan="3">返回值</td>
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<td width="103%" colspan="3">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="103%" colspan="3">參數表</td>
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<td width="25%">參數</td>
<td width="78%" colspan="2">類型及說明</td>
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<td width="25%">hMenu</td>
<td width="78%" colspan="2">Long，彈出式菜單的句柄</td>
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<td width="25%" rowspan="7">wFlags</td>
<td width="78%" colspan="2">Long，位置標志和鼠標追蹤標志的組合，見下表</td>
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<td width="37%">位置標志</td>
<td width="38%">說明</td>
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<td width="37%">TPM_CENTERALIGN</td>
<td width="38%">菜單在指定位置水平居中</td>
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<td width="37%">TPM_LEFTALIGN</td>
<td width="38%">菜單的左側置于水平x坐標處</td>
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<td width="37%">TPM_RIGHTALIGN</td>
<td width="38%">菜單的右側置于水平x坐標處</td>
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<td width="37%">TPM_LEFTBUTTON</td>
<td width="38%">鼠標左鍵標準運作方式</td>
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<td width="37%">TPM_RIGHTBUTTON</td>
<td width="38%">用鼠標右鍵進行菜單追蹤</td>
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<td width="25%">x,y</td>
<td width="78%" colspan="2">Long，這個點指定了彈出式菜單在屏幕坐標系統中的位置</td>
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<td width="25%">nReserved</td>
<td width="78%" colspan="2">Long，未使用，設為零</td>
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<td width="25%">hwnd</td>
<td width="78%" colspan="2">Long，用于接收彈出式菜單命令的窗口的句柄。應該使用窗體的窗口句柄——窗體中有一個菜單能象彈出式菜單那樣接收相同的命令ID集</td>
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<td width="25%">lprc</td>
<td width="78%" colspan="2"><a href="RECT.htm">Rect</a>，用屏幕坐標定義的一個矩形，如用戶在這個矩形的范圍內單擊，則彈出式菜單不會關閉。如單擊彈出式菜單之外的任何一個地方，則會關閉菜單。可以設為NULL</td>
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<td width="103%" colspan="3">注解</td>
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<td width="103%" colspan="3"><p align="left">用這個函數創建的菜單，菜單中的命令ID并不與vb期望的那些相符</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="#TrackPopupMenu, TrackPopupMenuBynum">Top</a></td>
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