Add the ability to allocate extra per-dialog-instance private data

[u/mdw/putty] / winstuff.h

diff --git a/winstuff.h b/winstuff.h
index 411fe17..fed920b 100644 (file)
--- a/winstuff.h
+++ b/winstuff.h
@@ -166,10 +166,11 @@ struct dlgparam {
     char *errtitle;                   /* title of error sub-messageboxes */
     void *data;                               /* data to pass in refresh events */
     union control *focused, *lastfocused; /* which ctrl has focus now/before */
+    char shortcuts[128];              /* track which shortcuts in use */
     int coloursel_wanted;             /* has an event handler asked for
                                        * a colour selector? */
-    char shortcuts[128];              /* track which shortcuts in use */
     struct { unsigned char r, g, b, ok; } coloursel_result;   /* 0-255 */
+    tree234 *privdata;                /* stores per-control private data */
     int ended, endresult;             /* has the dialog been ended? */
 };
 
@@ -283,6 +284,10 @@ int winctrl_handle_command(struct dlgparam *dp, UINT msg,
 void winctrl_rem_shortcuts(struct dlgparam *dp, struct winctrl *c);
 int winctrl_context_help(struct dlgparam *dp, HWND hwnd, int id);
 
+void dp_init(struct dlgparam *dp);
+void dp_add_tree(struct dlgparam *dp, struct winctrls *tree);
+void dp_cleanup(struct dlgparam *dp);
+
 /*
  * Exports from wincfg.c.
  */