From 3e5b47a61c5a1fa370897d67ca9c63cada28f4d0 Mon Sep 17 00:00:00 2001
From: wangbing <wangbing@wbsite.xyz>
Date: Thu, 25 Sep 2025 17:53:30 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E5=A4=87=E4=BB=BD?=
MIME-Version: 1.0
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---
 .../xyz/wbsite/jmacro/util/WindowsUtil.java   | 149 ++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 src/main/java/xyz/wbsite/jmacro/util/WindowsUtil.java

diff --git a/src/main/java/xyz/wbsite/jmacro/util/WindowsUtil.java b/src/main/java/xyz/wbsite/jmacro/util/WindowsUtil.java
new file mode 100644
index 0000000..3e0d592
--- /dev/null
+++ b/src/main/java/xyz/wbsite/jmacro/util/WindowsUtil.java
@@ -0,0 +1,149 @@
+package xyz.wbsite.jmacro.util;
+
+import com.sun.jna.Native;
+import com.sun.jna.Pointer;
+import com.sun.jna.platform.win32.WinDef;
+import com.sun.jna.platform.win32.WinUser;
+import com.sun.jna.win32.W32APIOptions;
+
+/**
+ * 窗口工具类
+ * <p>
+ * 可以打印窗口句柄和窗口信息
+ * 可以根据关键词匹配窗口句柄
+ *
+ * @author wangbing
+ * @version 0.0.1
+ * @since 1.8
+ */
+public class WindowsUtil {
+
+    /**
+     * 定义 User32 接口
+     * <p>
+     * 用于调用 Windows API 中的 user32.dll 库
+     */
+    public interface User32 extends com.sun.jna.Library {
+
+        /**
+         * 加载 user32.dll 库
+         */
+        User32 INSTANCE = Native.load("user32", User32.class, W32APIOptions.DEFAULT_OPTIONS);
+
+        /**
+         * 查找窗口
+         *
+         * @param lpClassName  类名
+         * @param lpWindowName 窗口名
+         * @return 窗口句柄
+         */
+        WinDef.HWND FindWindow(String lpClassName, String lpWindowName);
+
+        /**
+         * 查找窗口(ANSI 字符编码（单字节字符集）)
+         *
+         * @param lpClassName  类名
+         * @param lpWindowName 窗口名
+         * @return 窗口句柄
+         */
+        WinDef.HWND FindWindowA(String lpClassName, String lpWindowName);
+
+        /**
+         * 枚举所有窗口
+         *
+         * @param lpEnumFunc 枚举回调函数
+         * @param arg        回调函数参数
+         * @return 是否成功
+         */
+        boolean EnumWindows(WinUser.WNDENUMPROC lpEnumFunc, Pointer arg);
+
+        /**
+         * 获取窗口标题
+         *
+         * @param hWnd      窗口句柄
+         * @param lpString  标题缓冲区
+         * @param nMaxCount 标题缓冲区大小
+         * @return 标题长度
+         */
+        int GetWindowTextW(WinDef.HWND hWnd, char[] lpString, int nMaxCount);
+
+        /**
+         * 获取窗口类名
+         *
+         * @param hWnd      窗口句柄
+         * @param lpString  类名缓冲区
+         * @param nMaxCount 类名缓冲区大小
+         * @return 类名长度
+         */
+        int GetClassNameW(WinDef.HWND hWnd, char[] lpString, int nMaxCount);
+
+        /**
+         * 判断窗口是否可见
+         *
+         * @param hWnd 窗口句柄
+         * @return 是否可见
+         */
+        boolean IsWindowVisible(WinDef.HWND hWnd);
+
+        /**
+         * 获取窗口矩形
+         *
+         * @param hWnd 窗口句柄
+         * @param rect 矩形结构体
+         * @return 是否成功
+         */
+        boolean GetWindowRect(WinDef.HWND hWnd, WinDef.RECT rect);
+    }
+
+    /**
+     * 打印所有窗口信息
+     */
+    public static void printWindowInfoAll() {
+        printWindowInfo("");
+    }
+
+    /**
+     * 打印窗口信息
+     *
+     * @param keyword 关键词
+     */
+    public static void printWindowInfo(String keyword) {
+        User32.INSTANCE.EnumWindows((hWnd, data) -> {
+            // 跳过隐藏窗口
+            if (!User32.INSTANCE.IsWindowVisible(hWnd)) {
+                return true;
+            }
+
+            char[] windowText = new char[512];
+            User32.INSTANCE.GetWindowTextW(hWnd, windowText, 512);
+            String title = Native.toString(windowText);
+            char[] className = new char[512];
+            User32.INSTANCE.GetClassNameW(hWnd, className, 512);
+            String clazz = Native.toString(className);
+
+            // 匹配关键词
+            if (title.contains(keyword)) {
+                WinDef.RECT rect = new WinDef.RECT();
+                if (User32.INSTANCE.GetWindowRect(hWnd, rect)) {
+                    int width = rect.right - rect.left;
+                    int height = rect.bottom - rect.top;
+
+                    System.out.println("窗口标题: " + title);
+                    System.out.println("类名: " + clazz);
+                    System.out.println("位置: (" + rect.left + ", " + rect.top + ")");
+                    System.out.println("大小: " + width + " x " + height);
+                    System.out.println("----------------------");
+                }
+            }
+            return true;
+        }, null);
+    }
+
+    public static WinDef.HWND findWindow(String className, String windowName) {
+        return User32.INSTANCE.FindWindow(className, windowName);
+    }
+
+    public static void main(String[] args) {
+        printWindowInfo("微信");
+    }
+}