diff -r 000000000000 -r 2483f517c562 ui/common/menu.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/common/menu.h	Sun Jan 21 16:30:18 2024 +0100
@@ -0,0 +1,126 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2023 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef UIC_MENU_H
+#define UIC_MENU_H
+
+#include "../ui/menu.h"
+
+#include <cx/linked_list.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct UiMenuItemI      UiMenuItemI;
+typedef struct UiMenu           UiMenu;
+typedef struct UiMenuItem       UiMenuItem;
+typedef struct UiMenuCheckItem  UiMenuCheckItem;
+typedef struct UiMenuRadioItem  UiMenuRadioItem;
+typedef struct UiMenuItemList   UiMenuItemList;
+    
+enum UiMenuItemType {
+    UI_MENU = 0,
+    UI_MENU_ITEM,
+    UI_MENU_CHECK_ITEM,
+    UI_MENU_RADIO_ITEM,
+    UI_MENU_ITEM_LIST,
+    UI_MENU_CHECKITEM_LIST,
+    UI_MENU_RADIOITEM_LIST,
+    UI_MENU_SEPARATOR
+};
+
+typedef enum UiMenuItemType UiMenuItemType;
+    
+struct UiMenuItemI {
+    UiMenuItemI    *prev;
+    UiMenuItemI    *next;
+    UiMenuItemType type;
+};
+
+struct UiMenu {
+    UiMenuItemI    item;
+    char           *label;
+    UiMenuItemI    *items_begin;
+    UiMenuItemI    *items_end;
+    UiMenu         *parent;
+    int            end;
+};
+
+struct UiMenuItem {
+    UiMenuItemI    item;
+    ui_callback    callback;
+    const char     *label;
+    const char     *stockid;
+    const char     *icon;
+    void           *userdata;
+    int            *groups;
+    size_t         ngroups;
+};
+
+struct UiMenuCheckItem {
+    UiMenuItemI    item;
+    const char* label;
+    const char* stockid;
+    const char* icon;
+    const char* varname;
+    ui_callback    callback;
+    void           *userdata;
+    int            *groups;
+    size_t         ngroups;
+};
+
+struct UiMenuRadioItem {
+    UiMenuItemI    item;
+    const char* label;
+    const char* stockid;
+    const char* icon;
+    ui_callback    callback;
+    void* userdata;
+    int            *groups;
+    size_t         ngroups;
+};
+
+struct UiMenuItemList {
+    UiMenuItemI    item;
+    ui_callback    callback;
+    void           *userdata;
+    const char* varname;
+};
+
+
+UiMenu* uic_get_menu_list(void);
+
+void uic_add_menu_to_stack(UiMenu* menu);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* UIC_MENU_H */
+