Feature: Support replacing clip text via keyboard management dialog

2026-05-11 16:27:12 +02:00
parent b69d61617f
commit 0fe67b16d5
11 changed files with 248 additions and 42 deletions
--- a/common/utf8.h
+++ b/common/utf8.h
@@ -0,0 +1,56 @@
+#include <windows.h>
+#include <string>
+
+/**
+ * 将本地多字节字符串 (ANSI/GBK) 转换为 UTF-8
+ */
+inline std::string ansi_to_utf8(const std::string& ansi_str) {
+    if (ansi_str.empty()) return "";
+
+    // 1. ANSI -> UTF-16 (WideChar)
+    int wlen = MultiByteToWideChar(CP_ACP, 0, ansi_str.c_str(), -1, NULL, 0);
+    std::wstring wstr(wlen, 0);
+    MultiByteToWideChar(CP_ACP, 0, ansi_str.c_str(), -1, &wstr[0], wlen);
+
+    // 2. UTF-16 -> UTF-8
+    int u8len = WideCharToMultiByte(CP_UTF8, 0, wstr.c_str(), -1, NULL, 0, NULL, NULL);
+    std::string utf8_str(u8len, 0);
+    WideCharToMultiByte(CP_UTF8, 0, wstr.c_str(), -1, &utf8_str[0], u8len, NULL, NULL);
+
+    // 移除末尾的 \0
+    if (!utf8_str.empty() && utf8_str.back() == '\0') {
+        utf8_str.pop_back();
+    }
+    return utf8_str;
+}
+
+/**
+ * 将 UTF-8 字符串转换为本地多字节字符串 (ANSI/GBK)
+ * 用于在多字节字符集 UI 上正常显示从远程接收到的内容
+ */
+inline std::string utf8_to_ansi(const std::string& utf8_str) {
+    if (utf8_str.empty()) return "";
+
+    // 1. UTF-8 -> UTF-16 (WideChar)
+    // 计算需要的宽字符长度
+    int wlen = MultiByteToWideChar(CP_UTF8, 0, utf8_str.c_str(), -1, NULL, 0);
+    if (wlen <= 0) return "";
+
+    std::wstring wstr(wlen, 0);
+    MultiByteToWideChar(CP_UTF8, 0, utf8_str.c_str(), -1, &wstr[0], wlen);
+
+    // 2. UTF-16 -> ANSI (Local Code Page, e.g., GBK)
+    // CP_ACP 表示使用当前系统的 ANSI 代码页
+    int alen = WideCharToMultiByte(CP_ACP, 0, wstr.c_str(), -1, NULL, 0, NULL, NULL);
+    if (alen <= 0) return "";
+
+    std::string ansi_str(alen, 0);
+    WideCharToMultiByte(CP_ACP, 0, wstr.c_str(), -1, &ansi_str[0], alen, NULL, NULL);
+
+    // 移除 WideCharToMultiByte 自动添加的 \0 结尾
+    if (!ansi_str.empty() && ansi_str.back() == '\0') {
+        ansi_str.pop_back();
+    }
+
+    return ansi_str;
+}