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Ahk2Exe 编译器
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<script type="text/javascript">$(function(){0<=window.navigator.userAgent.toLowerCase().indexOf("ucbrowser")&&CaoNiMaDeUc()})</script> <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-1632085368384154" crossorigin="anonymous"></script><script src="https://autohotkey.top/gtag.js"></script></head> <body> <h1>WinExist()</h1> <p>检查是否存在指定的窗口, 并返回第一个匹配窗口的唯一 ID(HWND)</a>.</p> <pre class="Syntax">UniqueID := <span class="func">WinExist</span>(<span class="optional">WinTitle, WinText, ExcludeTitle, ExcludeText</span>)</pre> <h2 id="Parameters">参数</h2> <dl> <dt>WinTitle</dt> <dd><p>窗口标题或识别目标窗口的其他条件. 请参阅 <a href="../misc/WinTitle.htm">WinTitle</a>.</p></dd> <dt>WinText</dt> <dd>如果使用此参数, 那么它必须是目标窗口中单个文本元素的子字符串(和内置的 Window Spy 工具显示的一样). 当 <a href="DetectHiddenText.htm">DetectHiddenText</a> 为 ON 时, 那么会检测隐藏文本元素.</dd> <dt>ExcludeTitle</dt> <dd>标题中含有此参数值的窗口将被排除.</dd> <dt>ExcludeText</dt> <dd>文本中含有此参数值的窗口将被排除.</dd> </dl> <h2 id="Return_Value">返回值</h2> <p>函数返回首个匹配窗口的<a href="../misc/WinTitle.htm#ahk_id">唯一 ID(HWND)</a> (作为十六进制整数)(没有找到匹配时则为 0).</p> <p>因为所有非零数字被视为 "true(真)", 所以每当 <em>WinTitle</em> 存在时, <code>if WinExist(WinTitle)</code> 语句为真.</p> <h2 id="Remarks">备注</h2> <p>如果省略所有参数, 那么将检查<a href="../misc/WinTitle.htm#LastFoundWindow">上次找到的窗口</a>看它是否仍然存在.</p> <p>如果符合的窗口存在, 那么<a href="../misc/WinTitle.htm#LastFoundWindow">上次找到的窗口</a>将更新为此窗口.</p> <p>要获取控件的 HWND(用于 <a href="PostMessage.htm">Post/SendMessage</a> 或 <a href="DllCall.htm">DllCall</a> 中), 请使用 <a href="ControlGet.htm#Hwnd">ControlGet Hwnd</a> 或 <a href="MouseGetPos.htm">MouseGetPos</a>.</p> <p><a href="SetWinDelay.htm">SetWinDelay</a> 不适用于此函数.</p> <p>窗口标题和文本是区分大小写的. 只有在打开 <a href="DetectHiddenWindows.htm">DetectHiddenWindows</a> 时, 才能检测到隐藏窗口.</p> <h2 id="Related">相关</h2> <p><a href="IfWinExist.htm">IfWinExist / IfWinNotExist</a>, <a href="WinActive.htm">WinActive()</a>, <a href="SetTitleMatchMode.htm">SetTitleMatchMode</a>, <a href="DetectHiddenWindows.htm">DetectHiddenWindows</a>, <a href="../misc/WinTitle.htm#LastFoundWindow">上次找到的窗口</a>, <a href="Process.htm">Process</a>, <a href="WinActivate.htm">WinActivate</a>, <a href="WinWaitActive.htm">WinWaitActive</a>, <a href="WinWait.htm">WinWait</a>, <a href="WinWaitClose.htm">WinWaitClose</a>, <a href="_IfWinActive.htm">#IfWinActive/Exist</a></p> <h2 id="Examples">示例</h2> <div class="ex" id="ExLastFound"> <p><a class="ex_number" href="#ExLastFound"></a> 激活记事本或另一个窗口, 这取决于 WinExist 函数找到的是哪个窗口. 注意, "ahk_" 关键字和它的标准值之间的空格可以省略; 这在使用变量时特别有用, 如第二个 WinExist 所示.</p> <pre>if WinExist("ahk_class Notepad") or WinExist("ahk_class" ClassName) WinActivate <em>; 使用 WinExist 找到的窗口.</em></pre> </div> <div class="ex" id="ExA"> <p><a class="ex_number" href="#ExA"></a> 获取和报告活动窗口的唯一 ID(HWND).</p> <pre>MsgBox % "The active window's ID is " WinExist("A")</pre> </div> <div class="ex" id="ExNot"> <p><a class="ex_number" href="#ExNot"></a> 如果计算器不存在则返回.</p> <pre>if not WinExist("Calculator") return</pre> </div> <a href="https://dftg.net">dftg</a><!-- Cloudflare Pages Analytics --><script defer src='https://static.cloudflareinsights.com/beacon.min.js' data-cf-beacon='{"token": "d5a9c4fcb9b6482fa53ce820d892f969"}'></script><!-- Cloudflare Pages Analytics --><script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"rayId":"949a20c8ff1bebba","version":"2025.5.0","r":1,"serverTiming":{"name":{"cfExtPri":true,"cfEdge":true,"cfOrigin":true,"cfL4":true,"cfSpeedBrain":true,"cfCacheStatus":true}},"token":"51750bb5dc4f40cc91a5ec55c63bbc01","b":1}' crossorigin="anonymous"></script> </body> </html>