tk: Add submit callback to check, radio, and text

3 files changed, 20 insertions, 7 deletions

diff --git a/src/tk/check.c b/src/tk/check.c
index 898a21e..b26f7d7 100644
--- a/src/tk/check.c
+++ b/src/tk/check.c
@@ -34,6 +34,7 @@ struct mftk_check {
 	struct mftk_widget   *label;
 	int                   steals_focus;
 	int                 (*action)(void *, int);
+	int                 (*submit)(void *);
 	void                 *user_data;
 };
 
@@ -101,12 +102,13 @@ _mftk_check_key_event(struct mftk_widget *w, SDL_Event *e)
 		case SDL_KEYDOWN:
 			switch (e->key.keysym.sym) {
 				case SDLK_SPACE:
-				case SDLK_RETURN:
 					c->state = !c->state;
 					if (c->action == NULL) {
 						return 0;
 					}
 					return c->action(c->user_data,c->state);
+				case SDLK_RETURN:
+					return c->submit(c->user_data);
 				default:
 					break;
 			}
@@ -266,8 +268,8 @@ struct mftk_widget *
 mftk_check_new(int butn_width, int butn_padding, SDL_Color *butn_color,
 		SDL_Color *mark_color, int state, int label_padding,
 		TTF_Font *font, const char *text, SDL_Color *text_color,
-		int (*action)(void *, int), void *user_data,
-		SDL_Renderer *renderer)
+		int (*action)(void *, int), int (*submit)(void *),
+		void *user_data, SDL_Renderer *renderer)
 {
 	struct mftk_widget *w;
 	struct mftk_check  *c;
@@ -291,6 +293,7 @@ mftk_check_new(int butn_width, int butn_padding, SDL_Color *butn_color,
 	c->label_padding = label_padding;
 	c->steals_focus  = SDL_TRUE;
 	c->action        = action;
+	c->submit        = submit;
 	c->user_data     = user_data;
 
 	return w;
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;
diff --git a/src/tk/text.c b/src/tk/text.c
index 4a8196d..027da71 100644
--- a/src/tk/text.c
+++ b/src/tk/text.c
@@ -42,6 +42,7 @@ struct mftk_text {
 	SDL_Color           *color;
 	SDL_Texture         *texture;
 	int                (*action)(void *, const char *);
+	int                (*submit)(void *);
 	void                *user_data;
 };
 
@@ -123,6 +124,8 @@ _mftk_text_key_event(struct mftk_widget *w, SDL_Event *e)
 						return 0;
 					}
 					return t->action(t->user_data, t->val);
+				case SDLK_RETURN:
+					return t->submit(t->user_data);
 				default:
 					break;
 			}
@@ -287,7 +290,8 @@ _mftk_text_destroy(struct mftk_widget *w)
 struct mftk_widget *
 mftk_text_new(char min_char, char max_char, int len, const char *val,
 		TTF_Font *font, SDL_Color *color,
-		int (*action)(void *, const char *), void *user_data)
+		int (*action)(void *, const char *), int (*submit)(void *),
+		void *user_data)
 {
 	struct mftk_widget *w;
 	struct mftk_text   *t;
@@ -306,6 +310,7 @@ mftk_text_new(char min_char, char max_char, int len, const char *val,
 	t->color     = color;
 	t->texture   = NULL;
 	t->action    = action;
+	t->submit    = submit;
 	t->user_data = user_data;
 
 	t->val = calloc(len + 1, sizeof(*t->val));