feat(i18n): 为UI添加gettext国际化支持

- 将配置中的中文文本改为英文原文，作为翻译源字符串
- 在C代码中为所有UI字符串添加_()包装以启用gettext翻译
- 更新对话框、主窗口和配置文件的文本处理方式

lua/config.lua

@@ -5,14 +5,14 @@ local config = {
     -- 应用程序信息
     app = {
         name = "PathEditor",
-        name_readonly = "PathEditor (只读模式)"
+        name_readonly = "PathEditor (Read-only)"
     },
 
     -- 对话框设置
     dialog = {
         size = "800x800",
         minsize = "800x800",
-        select_dir = "选择目录"
+        select_dir = "Select Directory"
     },
 
     -- 列表控件设置
@@ -21,31 +21,31 @@ local config = {
         backcolor = "255 255 255"
     },
 
-    -- 按钮设置
+    -- 按钮设置（使用英文原文，供 gettext 翻译）
     button = {
         rastersize = "100x32",
-        new = "新建(N)",
-        edit = "编辑(E)",
-        browse = "浏览(B)...",
-        del = "删除(D)",
-        up = "上移(U)",
-        down = "下移(O)",
-        clean = "一键清理",
-        import = "导入(I)",
-        export = "导出(E)",
-        ok = "确定",
-        cancel = "取消",
-        help = "帮助(?)"
+        new = "New",
+        edit = "Edit",
+        browse = "Browse",
+        del = "Delete",
+        up = "Move Up",
+        down = "Move Down",
+        clean = "Clean Invalid",
+        import = "Import",
+        export = "Export",
+        ok = "OK",
+        cancel = "Cancel",
+        help = "Help"
     },
 
-    -- 标签文本
+    -- 标签文本（使用英文原文，供 gettext 翻译）
     label = {
-        title = "环境变量编辑器:",
-        search_placeholder = "输入关键词搜索...",
-        tab_sys = "系统变量 (System)",
-        tab_user = "用户变量 (User)",
-        export_title = "导出 PATH",
-        import_title = "导入 PATH"
+        title = "Environment Variable Editor:",
+        search_placeholder = "Search...",
+        tab_sys = "System Variables",
+        tab_user = "User Variables",
+        export_title = "Export PATH",
+        import_title = "Import PATH"
     },
 
     -- 布局设置
@@ -59,24 +59,24 @@ local config = {
         hbox_alignment = "ACENTER"
     },
 
-    -- 状态栏
+    -- 状态栏（使用英文原文，供 gettext 翻译）
     status = {
-        normal = "状态: 就绪",
-        readonly = "状态: ⚠️ 只读模式 (无管理员权限)",
-        saving = "状态: 保存中...",
-        saved = "状态: ✓ 保存成功",
-        error = "状态: ✗ 保存失败",
-        deleted = "状态: 已删除选中项",
-        loaded = "状态: 已加载系统和用户变量",
-        drag_folder_only = "提示: 只能拖拽文件夹添加到 PATH",
-        admin_warning = "未检测到管理员权限，只能查看和导出 PATH，无法保存更改。"
+        normal = "Status: Ready",
+        readonly = "Status: Read-only (No admin)",
+        saving = "Status: Saving...",
+        saved = "Status: Saved",
+        error = "Status: Error",
+        deleted = "Status: Deleted",
+        loaded = "Status: Loaded",
+        drag_folder_only = "Tip: Only folders can be added to PATH",
+        admin_warning = "No admin rights. You can only view and export PATH."
     },
 
     -- 语言选择对话框
     language = {
         dialog_title = "Language",
         label = "Language",
-        option_cn = "中文 (简体中文)",
+        option_cn = "Chinese (Simplified)",
         option_en = "English",
         dialog_size = "250x150",
         list_size = "200x",

src/ui/dialogs.c

@@ -30,11 +30,11 @@ int custom_input_dialog(const char *title, const char *label_text, char *buffer,
     IupSetAttribute(text, "RASTERSIZE", lua_config_get_string("input_dialog", "text_size"));
     IupSetAttribute(text, "NAME", "INPUT_TEXT");
 
-    Ihandle *btn_ok = IupButton(lua_config_get_string("button", "ok"), NULL);
+    Ihandle *btn_ok = IupButton(_(lua_config_get_string("button", "ok")), NULL);
     IupSetCallback(btn_ok, "ACTION", on_dialog_ok);
     IupSetAttribute(btn_ok, "RASTERSIZE", lua_config_get_string("button", "rastersize"));
 
-    Ihandle *btn_cancel = IupButton(lua_config_get_string("button", "cancel"), NULL);
+    Ihandle *btn_cancel = IupButton(_(lua_config_get_string("button", "cancel")), NULL);
     IupSetCallback(btn_cancel, "ACTION", on_dialog_cancel);
     IupSetAttribute(btn_cancel, "RASTERSIZE", lua_config_get_string("button", "rastersize"));
 

src/ui/main_window.c

@@ -43,29 +43,36 @@ Ihandle *create_main_window(void)
         IupVbox(list_user, NULL),
         NULL);
     IupSetAttribute(tabs_main, "NAME", "TABS_MAIN");
-    IupSetAttribute(tabs_main, "TABTITLE0", lua_config_get_string("label", "tab_sys"));
-    IupSetAttribute(tabs_main, "TABTITLE1", lua_config_get_string("label", "tab_user"));
+    IupSetAttribute(tabs_main, "TABTITLE0", _(lua_config_get_string("label", "tab_sys")));
+    IupSetAttribute(tabs_main, "TABTITLE1", _(lua_config_get_string("label", "tab_user")));
     IupSetAttribute(tabs_main, "TABTYPE", "TOP");
 
     // 创建操作按钮
-    Ihandle *btn_new = IupButton(lua_config_get_string("button", "new"), NULL);
+    Ihandle *btn_new = IupButton(_(lua_config_get_string("button", "new")), NULL);
     IupSetAttribute(btn_new, "NAME", "BTN_NEW");
-    Ihandle *btn_edit = IupButton(lua_config_get_string("button", "edit"), NULL);
+
+    Ihandle *btn_edit = IupButton(_(lua_config_get_string("button", "edit")), NULL);
     IupSetAttribute(btn_edit, "NAME", "BTN_EDIT");
-    Ihandle *btn_browse = IupButton(lua_config_get_string("button", "browse"), NULL);
+
+    Ihandle *btn_browse = IupButton(_(lua_config_get_string("button", "browse")), NULL);
     IupSetAttribute(btn_browse, "NAME", "BTN_BROWSE");
-    Ihandle *btn_del = IupButton(lua_config_get_string("button", "del"), NULL);
+
+    Ihandle *btn_del = IupButton(_(lua_config_get_string("button", "del")), NULL);
     IupSetAttribute(btn_del, "NAME", "BTN_DEL");
-    Ihandle *btn_up = IupButton(lua_config_get_string("button", "up"), NULL);
+
+    Ihandle *btn_up = IupButton(_(lua_config_get_string("button", "up")), NULL);
     IupSetAttribute(btn_up, "NAME", "BTN_UP");
-    Ihandle *btn_down = IupButton(lua_config_get_string("button", "down"), NULL);
+
+    Ihandle *btn_down = IupButton(_(lua_config_get_string("button", "down")), NULL);
     IupSetAttribute(btn_down, "NAME", "BTN_DOWN");
-    Ihandle *btn_clean = IupButton(lua_config_get_string("button", "clean"), NULL);
+
+    Ihandle *btn_clean = IupButton(_(lua_config_get_string("button", "clean")), NULL);
     IupSetAttribute(btn_clean, "NAME", "BTN_CLEAN");
 
-    Ihandle *btn_import = IupButton(lua_config_get_string("button", "import"), NULL);
+    Ihandle *btn_import = IupButton(_(lua_config_get_string("button", "import")), NULL);
     IupSetAttribute(btn_import, "NAME", "BTN_IMPORT");
-    Ihandle *btn_export = IupButton(lua_config_get_string("button", "export"), NULL);
+
+    Ihandle *btn_export = IupButton(_(lua_config_get_string("button", "export")), NULL);
     IupSetAttribute(btn_export, "NAME", "BTN_EXPORT");
 
     // 创建语言切换按钮
@@ -120,11 +127,11 @@ Ihandle *create_main_window(void)
     IupSetAttribute(lbl_status, "EXPAND", "HORIZONTAL");
 
     // 创建底部按钮
-    Ihandle *btn_ok = IupButton(lua_config_get_string("button", "ok"), NULL);
+    Ihandle *btn_ok = IupButton(_(lua_config_get_string("button", "ok")), NULL);
     IupSetAttribute(btn_ok, "NAME", "BTN_OK");
-    Ihandle *btn_cancel = IupButton(lua_config_get_string("button", "cancel"), NULL);
+    Ihandle *btn_cancel = IupButton(_(lua_config_get_string("button", "cancel")), NULL);
     IupSetAttribute(btn_cancel, "NAME", "BTN_CANCEL");
-    Ihandle *btn_help = IupButton(lua_config_get_string("button", "help"), NULL);
+    Ihandle *btn_help = IupButton(_(lua_config_get_string("button", "help")), NULL);
     IupSetAttribute(btn_help, "NAME", "BTN_HELP");
 
     // 设置底部按钮回调
@@ -155,7 +162,7 @@ Ihandle *create_main_window(void)
 
     // 创建主窗口对话框
     Ihandle *dlg = IupDialog(vbox_all);
-    IupSetAttribute(dlg, "TITLE", lua_config_get_string("app", "name"));
+    IupSetAttribute(dlg, "TITLE", _(lua_config_get_string("app", "name")));
     IupSetAttribute(dlg, "RASTERSIZE", lua_config_get_string("dialog", "size"));
     IupSetAttribute(dlg, "MINSIZE", lua_config_get_string("dialog", "minsize"));
     IupSetAttribute(dlg, "MINBOX", "NO");
@@ -169,46 +176,46 @@ void refresh_main_window_ui(Ihandle *main_dlg)
     if (!main_dlg)
         return;
 
-    IupSetAttribute(main_dlg, "TITLE", lua_config_get_string("app", "name"));
+    IupSetAttribute(main_dlg, "TITLE", _(lua_config_get_string("app", "name")));
 
-    IupSetAttribute(main_dlg, "TABTITLE0", lua_config_get_string("label", "tab_sys"));
-    IupSetAttribute(main_dlg, "TABTITLE1", lua_config_get_string("label", "tab_user"));
+    IupSetAttribute(main_dlg, "TABTITLE0", _(lua_config_get_string("label", "tab_sys")));
+    IupSetAttribute(main_dlg, "TABTITLE1", _(lua_config_get_string("label", "tab_user")));
 
     Ihandle *btn = IupGetDialogChild(main_dlg, "BTN_NEW");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "new"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "new")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_EDIT");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "edit"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "edit")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_BROWSE");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "browse"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "browse")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_DEL");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "del"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "del")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_UP");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "up"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "up")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_DOWN");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "down"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "down")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_CLEAN");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "clean"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "clean")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_IMPORT");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "import"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "import")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_EXPORT");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "export"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "export")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_LANG");
     if (btn)
@@ -216,13 +223,13 @@ void refresh_main_window_ui(Ihandle *main_dlg)
 
     btn = IupGetDialogChild(main_dlg, "BTN_OK");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "ok"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "ok")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_CANCEL");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "cancel"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "cancel")));
 
     btn = IupGetDialogChild(main_dlg, "BTN_HELP");
     if (btn)
-        IupSetAttribute(btn, "TITLE", lua_config_get_string("button", "help"));
+        IupSetAttribute(btn, "TITLE", _(lua_config_get_string("button", "help")));
 }