📄 setfocusapi.htm
字号:
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 3.0">
<style><!--
body,table {font-family:"宋体"; font-size: 9pt; line-height:11pt;}
a {text-decoration:none} a:hover {color:red;text-decoration:underline}
--></style>
<title>SetFocusAPI</title>
</head>
<body link="#FF0000" vlink="#FF0000" alink="#FF0000" bgcolor="#FFC8C8">
<div align="center"><center>
<table border="0" width="100%" height="22" cellspacing="0" cellpadding="0">
<tr>
<td width="100%" height="16"><a name="SetFocusAPI">SetFocusAPI</a></td>
</tr>
</table>
</center></div><div align="center"><center>
<table border="1" width="100%" bordercolorlight="#808080" cellspacing="0"
bordercolordark="#FFFFFF">
<tr>
<td width="100%" colspan="2">VB声明</td>
</tr>
<tr>
<td width="100%" colspan="2">Declare Function SetFocusAPI& Lib "user32"
Alias "SetFocus" (ByVal hwnd As Long)</td>
</tr>
<tr>
<td width="100%" colspan="2">说明</td>
</tr>
<tr>
<td width="100%" colspan="2">将输入焦点设到指定的窗口。如有必要，会激活窗口</td>
</tr>
<tr>
<td width="100%" colspan="2">返回值</td>
</tr>
<tr>
<td width="100%" colspan="2">Long，前一个拥有焦点的窗口的句柄</td>
</tr>
<tr>
<td width="100%" colspan="2">参数表</td>
</tr>
<tr>
<td width="25%">参数</td>
<td width="75%">类型及说明</td>
</tr>
<tr>
<td width="25%">hwnd</td>
<td width="75%">Long，准备接收焦点的窗口的句柄</td>
</tr>
<tr>
<td width="100%" colspan="2">注解</td>
</tr>
<tr>
<td width="100%" colspan="2"><p align="left">在vb里对窗体和控件最好使用SetFocus方法。如指定的窗口不属于当前输入线程，则该函数是没有效果的。它用SetFocusAPI这个别名避免与vb的SetFocus方法发生冲突</td>
</tr>
</table>
</center></div><div align="center"><center>
<table border="0" width="100%" cellspacing="0" cellpadding="0">
<tr>
<td width="100%"><p align="right"><a href="#SetFocusAPI">Top</a></td>
</tr>
</table>
</center></div>
</body>
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -