feat(i18n): 添加多语言支持功能

- 新增国际化系统，支持中英文切换 - 添加语言选择对话框和语言切换按钮回调 - 扩展配置系统以支持语言设置存储 - 创建语言文件目录结构和占位文件 - 更新主窗口支持UI文本动态刷新
2026-05-10 10:19:47 +08:00 · 2026-03-26 20:44:22 +08:00
parent 9a78b88c4a
commit 4fe7dc47e4
2343 changed files with 127697 additions and 9 deletions
@@ -0,0 +1,112 @@
+#include "utils/i18n.h"
+#include "utils/logger.h"
+#include "core/lua_config.h"
+#include <windows.h>
+#include <stdio.h>
+#include <string.h>
+
+static char current_language[16] = {0};
+static char locale_path[256] = {0};
+
+static void load_saved_language(void)
+{
+    FILE *fp = fopen("language.txt", "r");
+    if (fp != NULL)
+    {
+        char lang[16] = {0};
+        if (fgets(lang, sizeof(lang), fp) != NULL)
+        {
+            int len = strlen(lang);
+            if (len > 0 && lang[len - 1] == '\n')
+                lang[len - 1] = '\0';
+            if (strlen(lang) > 0)
+            {
+                size_t copy_len = sizeof(current_language) - 1;
+                if (strlen(lang) < copy_len)
+                    copy_len = strlen(lang);
+                memcpy(current_language, lang, copy_len);
+                current_language[copy_len] = '\0';
+                log_info("Loaded saved language: %s", current_language);
+                fclose(fp);
+                return;
+            }
+        }
+        fclose(fp);
+    }
+}
+
+void i18n_init(const char *default_lang)
+{
+    setlocale(LC_ALL, "");
+
+    snprintf(locale_path, sizeof(locale_path), "./locale");
+    bindtextdomain("messages", locale_path);
+    textdomain("messages");
+
+    load_saved_language();
+
+    if (strlen(current_language) == 0)
+    {
+        const char *detected = i18n_detect_system_language();
+        size_t copy_len = sizeof(current_language) - 1;
+        size_t src_len = strlen(detected);
+        if (src_len < copy_len)
+            copy_len = src_len;
+        memcpy(current_language, detected, copy_len);
+        current_language[copy_len] = '\0';
+    }
+
+    char mo_path[512];
+    snprintf(mo_path, sizeof(mo_path), "%s/%s/LC_MESSAGES/%s.mo", locale_path, current_language, current_language);
+    bindtextdomain("messages", mo_path);
+
+    log_info("i18n initialized with language: %s", current_language);
+}
+
+const char *i18n_detect_system_language(void)
+{
+    LANGID langId = GetUserDefaultUILanguage();
+
+    log_info("Detected system language ID: 0x%04X", langId);
+
+    if (langId == 0x0804)
+    {
+        return "zh_CN";
+    }
+
+    return "en_US";
+}
+
+void i18n_change_language(const char *lang)
+{
+    if (!lang || strlen(lang) == 0)
+        return;
+
+    if (strcmp(current_language, lang) == 0)
+        return;
+
+    size_t copy_len = sizeof(current_language) - 1;
+    size_t src_len = strlen(lang);
+    if (src_len < copy_len)
+        copy_len = src_len;
+    memcpy(current_language, lang, copy_len);
+    current_language[copy_len] = '\0';
+
+    char new_lang_path[512];
+    snprintf(new_lang_path, sizeof(new_lang_path), "%s/%s/LC_MESSAGES/%s.mo", locale_path, lang, lang);
+    bindtextdomain("messages", new_lang_path);
+
+    FILE *fp = fopen("language.txt", "w");
+    if (fp != NULL)
+    {
+        fprintf(fp, "%s\n", lang);
+        fclose(fp);
+    }
+
+    log_info("Language changed to: %s", lang);
+}
+
+const char *i18n_get_current_language(void)
+{
+    return current_language;
+}