?? drawedge.htm
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<title>DrawEdge</title>
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<td width="100%" height="16">DrawEdge</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 DrawEdge Lib "user32" Alias
"DrawEdge" (ByVal hdc As Long, qrc As RECT, ByVal edge As Long, ByVal grfFlags
As Long) 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">用指定的樣式描繪一個(gè)矩形的邊框</td>
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<td width="102%" colspan="2">返回值</td>
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<td width="102%" colspan="2">Long,TRUE(非零)表示成功,否則返回零。會(huì)設(shè)置<a
href="GetLastError.htm" tppabs="http://www.gxbcts.com/airfly/api/papi/GetLastError.htm">GetLastError</a>。(在vb里使用:推薦使用。利用這個(gè)函數(shù),我們沒(méi)有必要再使用許多3D邊框和面板。所以就資源和內(nèi)存的占用率來(lái)說(shuō),這個(gè)函數(shù)的效率要高得多。它可在一定程度上提升性能)</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(lèi)型及說(shuō)明</td>
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<td width="25%">hdc</td>
<td width="77%">Long,要在其中繪圖的設(shè)備場(chǎng)景</td>
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<td width="25%">qrc</td>
<td width="77%"><a href="RECT.htm" tppabs="http://www.gxbcts.com/airfly/api/papi/RECT.htm">RECT</a>,要為其描繪邊框的矩形</td>
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<td width="25%">edge</td>
<td width="77%">Long,帶有前綴BDR_的兩個(gè)常數(shù)的組合。一個(gè)指定內(nèi)部邊框是上凸還是下凹;另一個(gè)則指定外部邊框。有時(shí)能換用帶EDGE_前綴的常數(shù)。</td>
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<td width="25%">grfFlags</td>
<td width="77%">Long,帶有BF_前綴的常數(shù)的組合</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">由于這是一個(gè)GDI函數(shù),所以矩形坐標(biāo)是邏輯坐標(biāo)</td>
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<td width="100%"><p align="right">Top</td>
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