From d3783c83f614b3beded3d6a5c528005f480524e3 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sat, 07 Aug 2021 14:20:39 -0400
Subject: tk: Add submit callback to check, radio, and text

---
(limited to 'src/tk/radio.c')

diff --git a/src/tk/radio.c b/src/tk/radio.c
index 99e2b8b..79271ee 100644
--- a/src/tk/radio.c
+++ b/src/tk/radio.c
@@ -37,6 +37,7 @@ struct mftk_radio {
 	int                        state;
 	int                        options;
 	int                      (*action)(void *, int);
+	int                      (*submit)(void *);
 	void                      *user_data;
 };
 
@@ -117,6 +118,8 @@ _mftk_radio_key_event(struct mftk_widget *w, SDL_Event *e)
 						return 0;
 					}
 					return r->action(r->user_data,r->state);
+				case SDLK_RETURN:
+					return r->submit(r->user_data);
 				default:
 					break;
 			}
@@ -168,8 +171,9 @@ struct mftk_widget *
 mftk_radio_new(int butn_width, int butn_padding, SDL_Color *butn_color,
 		SDL_Color *mark_color, int label_padding, int item_padding,
 		TTF_Font *font, SDL_Color *text_color,
-		int (*action)(void *, int), void *user_data,
-		SDL_Renderer *renderer, int state, int options, ...)
+		int (*action)(void *, int), int (*submit)(void *),
+		void *user_data, SDL_Renderer *renderer, int state, int options,
+		...)
 {
 	struct mftk_widget *w;
 	struct mftk_radio  *r;
@@ -201,7 +205,7 @@ mftk_radio_new(int butn_width, int butn_padding, SDL_Color *butn_color,
 		r->children[i] = mftk_check_new(butn_width, butn_padding,
 				butn_color, mark_color, (i == state),
 				label_padding, font, va_arg(ap, const char *),
-				text_color, &_mftk_radio_state_change,
+				text_color, &_mftk_radio_state_change, submit,
 				&r->states[i], renderer);
 		if (r->children[i] == NULL) {
 			for (; i >= 0; --i) {
@@ -234,6 +238,7 @@ mftk_radio_new(int butn_width, int butn_padding, SDL_Color *butn_color,
 	r->state     = state;
 	r->options   = options;
 	r->action    = action;
+	r->submit    = submit;
 	r->user_data = user_data;
 
 	return w;
--
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