tui: remember the focused row in forms and the bokslut hubv0.1.44

1 files changed, 14 insertions, 3 deletions

diff --git a/clients/tui.h b/clients/tui.h
index d0656da..7250c0b 100644
--- a/clients/tui.h
+++ b/clients/tui.h
@@ -179,11 +179,13 @@ struct tui_form_field {
 };
 
 int tui_form_next(int sel, int n, int ch);
+
 int tui_form_run(const char *title, struct tui_form_field *f, int n,
-                 int can_edit);
+                 int can_edit, int *focus);
 void tui_form_hint(const char *hint); /* overrides the footer for the next run */
 int tui_form_run_hook(const char *title, struct tui_form_field *f, int n,
-                      int can_edit, int (*key)(void *ud, int ch), void *ud);
+                      int can_edit, int (*key)(void *ud, int ch), void *ud,
+                      int *focus);
 
 /* --- action list in a form (tui_form_run_actions) --- */
 /* enabled: 1 = selectable and runs; 0 = dimmed but selectable (Enter shows
@@ -197,6 +199,15 @@ struct tui_form_action {
 
 #define TUI_FORM_ACTION 1000 /* action i is returned as TUI_FORM_ACTION + i */
 
+/* Focus memory: the screen owns an int and passes its address to
+   tui_form_run*; on entry *focus is clamped to a selectable row — out of
+   range snaps to the nearest end and a heading row snaps forward, wrapping
+   — and on every return the row the form stopped on is written back.
+   Passing NULL starts at the first focusable row and stores nothing. */
+int tui_form_focus_clamp(int focus, int nf,
+                         const struct tui_form_action *acts, int na);
+int tui_form_focus_store(int *focus, int sel, int ret);
+
 /* Focus ring over fields (0..nf-1) and actions (nf..nf+na-1); heading rows
    are skipped and the ring wraps. dir +1 = Tab/Down, -1 = Shift-Tab/Up. */
 int tui_form_act_step(int focus, int nf, const struct tui_form_action *acts,
@@ -218,7 +229,7 @@ void tui_form_act_label(const struct tui_form_action *a, char *buf, size_t n);
    footer; tui_form_hint() still takes precedence. */
 int tui_form_run_actions(const char *title, struct tui_form_field *f, int nf,
                          int can_edit, const struct tui_form_action *acts,
-                         int na, const char *hint);
+                         int na, const char *hint, int *focus);
 
 /* --- row table --- */
 enum { TUI_RT_EDIT = 0, TUI_RT_INFO, TUI_RT_DATE };