tk: Add border with focus indication to check

2 files changed, 41 insertions, 9 deletions

diff --git a/src/tk/check.c b/src/tk/check.c
index 3746761..13af1cf 100644
--- a/src/tk/check.c
+++ b/src/tk/check.c
@@ -28,6 +28,7 @@ struct mftk_check {
 	enum mftk_check_shape shape;
 	int                   butn_width;
 	int                   butn_padding;
+	int                   butn_border;
 	int                   state;
 	int                   label_padding;
 	struct mftk_widget   *label;
@@ -41,6 +42,14 @@ static SDL_Color _mftk_check_butn_color = {
 	.r = MFTK_COLOR_BACK_R, .g = MFTK_COLOR_BACK_G,
 	.b = MFTK_COLOR_BACK_B, .a = MFTK_COLOR_BACK_A
 };
+static SDL_Color _mftk_check_bdrn_color = {
+	.r = MFTK_COLOR_BDRN_R, .g = MFTK_COLOR_BDRN_G,
+	.b = MFTK_COLOR_BDRN_B, .a = MFTK_COLOR_BDRN_A
+};
+static SDL_Color _mftk_check_bdrf_color = {
+	.r = MFTK_COLOR_BDRF_R, .g = MFTK_COLOR_BDRF_G,
+	.b = MFTK_COLOR_BDRF_B, .a = MFTK_COLOR_BDRF_A
+};
 static SDL_Color _mftk_check_mark_color = {
 	.r = MFTK_COLOR_CHKM_R, .g = MFTK_COLOR_CHKM_G,
 	.b = MFTK_COLOR_CHKM_B, .a = MFTK_COLOR_CHKM_A
@@ -79,7 +88,7 @@ _mftk_check_layout(struct mftk_widget *w)
 		mftk_widget_layout(c->label);
 	}
 
-	w->w = c->butn_width;
+	w->w = c->butn_width + c->butn_border;
 	if (c->label != NULL) {
 		w->w += c->label_padding + c->label->w;
 	}
@@ -221,8 +230,28 @@ _mftk_check_render(struct mftk_widget *w, SDL_Renderer *renderer, int x, int y)
 {
 	struct mftk_check *c = (struct mftk_check *) w;
 	SDL_Rect           rect;
+	SDL_Color         *border;
 	int                e = 0;
 
+	rect.x = x             - c->butn_border;
+	rect.y = y             - c->butn_border;
+	rect.w = c->butn_width + c->butn_border * 2;
+	rect.h = c->butn_width + c->butn_border * 2;
+	if (w->focused == SDL_TRUE) {
+		border = &_mftk_check_bdrf_color;
+	} else {
+		border = &_mftk_check_bdrn_color;
+	}
+	if (c->shape == MFTK_CHECK_SHAPE_BOX) {
+		if (_mftk_check_render_box(&rect, border, renderer) < 0) {
+			e = -1;
+		}
+	} else {
+		if (_mftk_check_render_cir(&rect, border, renderer) < 0) {
+			e = -1;
+		}
+	}
+
 	rect.x = x;
 	rect.y = y;
 	rect.w = c->butn_width;
@@ -278,9 +307,10 @@ _mftk_check_destroy(struct mftk_widget *w)
 }
 
 struct mftk_widget *
-mftk_check_new(int butn_width, int butn_padding, int state, int label_padding,
-		TTF_Font *font, const char *text, int (*action)(void *, int),
-		int (*submit)(void *), void *user_data, SDL_Renderer *renderer)
+mftk_check_new(int butn_width, int butn_padding, int butn_border, int state,
+		int label_padding, TTF_Font *font, const char *text,
+		int (*action)(void *, int), int (*submit)(void *),
+		void *user_data, SDL_Renderer *renderer)
 {
 	struct mftk_widget *w;
 	struct mftk_check  *c;
@@ -298,6 +328,7 @@ mftk_check_new(int butn_width, int butn_padding, int state, int label_padding,
 	c->shape         = MFTK_CHECK_SHAPE_BOX;
 	c->butn_width    = butn_width;
 	c->butn_padding  = butn_padding;
+	c->butn_border   = butn_border;
 	c->state         = state;
 	c->label_padding = label_padding;
 	c->steals_focus  = SDL_TRUE;
diff --git a/src/tk/radio.c b/src/tk/radio.c
index 8fb86bd..9f60bd3 100644
--- a/src/tk/radio.c
+++ b/src/tk/radio.c
@@ -169,10 +169,11 @@ _mftk_radio_destroy(struct mftk_widget *w)
 }
 
 struct mftk_widget *
-mftk_radio_new(int butn_width, int butn_padding, int label_padding,
-		int item_padding, TTF_Font *font, int (*action)(void *, int),
-		int (*submit)(void *), void *user_data, SDL_Renderer *renderer,
-		int state, int options, ...)
+mftk_radio_new(int butn_width, int butn_padding, int butn_border,
+		int label_padding, int item_padding, TTF_Font *font,
+		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;
@@ -202,7 +203,7 @@ mftk_radio_new(int butn_width, int butn_padding, int label_padding,
 	va_start(ap, options);
 	for (i = 0; i < options; ++i) {
 		r->children[i] = mftk_check_new(butn_width, butn_padding,
-				(i == state), label_padding, font,
+				butn_border, (i == state), label_padding, font,
 				va_arg(ap, const char *),
 				&_mftk_radio_state_change, submit,
 				&r->states[i], renderer);