?? getwindowtext.htm
字號(hào):
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<title>GetWindowText</title>
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<td width="100%" height="16"><a name="GetWindowText">GetWindowText</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 GetWindowText Lib "user32" Alias
"GetWindowTextA" (ByVal hwnd As Long, ByVal lpString As String, ByVal cch As
Long) As Long</td>
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<td width="100%" colspan="2">說明</td>
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<td width="100%" colspan="2">取得一個(gè)窗體的標(biāo)題（caption）文字，或者一個(gè)控件的內(nèi)容（在vb里使用：使用vb窗體或控件的caption或text屬性）</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，復(fù)制到lpString的字串長度；不包括空中止字符。會(huì)設(shè)置<a
href="GetLastError.htm" tppabs="http://www.gxbcts.com/airfly/api/papi/GetLastError.htm">GetLastError</a></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，欲獲取文字的那個(gè)窗口的句柄</td>
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<td width="25%">lpString</td>
<td width="75%">String，預(yù)定義的一個(gè)緩沖區(qū)，至少有cch+1個(gè)字符大小；隨同窗口文字載入</td>
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<td width="25%">cch</td>
<td width="75%">Long，lpString緩沖區(qū)的長度</td>
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<td width="100%" colspan="2">注解</td>
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<td width="100%" colspan="2"><p align="left">不能用它從另一個(gè)應(yīng)用程序的編輯控件中獲取文字</td>
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<td width="100%"><p align="right"><a href="#GetWindowText">Top</a></td>
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