Mercurial > hg > toolkit / file diff

--- a/ui/common/context.h	Sun Apr 06 13:54:28 2025 +0200
+++ b/ui/common/context.h	Sun Apr 06 14:10:04 2025 +0200
@@ -40,10 +40,11 @@
 extern "C" {
 #endif
 
-typedef struct UiVar         UiVar;
-typedef struct UiListPtr     UiListPtr;
-typedef struct UiListVar     UiListVar;
-typedef struct UiGroupWidget UiGroupWidget;
+typedef struct UiVar            UiVar;
+typedef struct UiListPtr        UiListPtr;
+typedef struct UiListVar        UiListVar;
+typedef struct UiGroupWidget    UiGroupWidget;
+typedef struct UiDestroyHandler UiDestroyHandler;
 
 typedef enum UiVarType {
     UI_VAR_SPECIAL = 0,
@@ -61,6 +62,7 @@
     UiObject      *obj;
     CxMempool *mp;
     const CxAllocator *allocator;
+    CxList *destroy_handler;
     
     void          *document;
     CxList        *documents;
@@ -106,11 +108,17 @@
     int           numgroups;
 };
 
+struct UiDestroyHandler {
+    cx_destructor_func destructor;
+    void *data;
+};
+
 
 void uic_init_global_context(void);
 
 UiContext* uic_context(UiObject *toplevel, CxMempool *mp);
 UiContext* uic_root_context(UiContext *ctx);
+void uic_context_add_destructor(UiContext *ctx, cx_destructor_func func, void *data);
 void uic_context_set_document(UiContext *ctx, void *document); // deprecated
 void uic_context_detach_document(UiContext *ctx); // deprecated