From be9f5321b74cc33cfd644eab1e52d002565618b2 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Thu, 05 Aug 2021 15:09:19 -0400
Subject: tk: Add blank widget

---
diff --git a/src/tk.h b/src/tk.h
index fa782b2..8c72d20 100644
--- a/src/tk.h
+++ b/src/tk.h
@@ -74,4 +74,7 @@ mftk_radio_new(int butn_width, int butn_padding, SDL_Color *butn_color,
 		int (*action)(void *, int), void *user_data,
 		SDL_Renderer *renderer, int state, int options, ...);
 
+struct mftk_widget *
+mftk_blank_new(void);
+
 #endif  /* MFTK_H_ */
diff --git a/src/tk/blank.c b/src/tk/blank.c
new file mode 100644
index 0000000..154870c
--- /dev/null
+++ b/src/tk/blank.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2021  P. J. McDermott
+ *
+ * This file is part of Maze Fight
+ *
+ * Maze Fight is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Maze Fight is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Maze Fight.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <SDL.h>
+#include "../tk.h"
+#include "widget.h"
+
+struct mftk_blank {
+	struct mftk_widget parent;
+};
+
+static void
+_mftk_blank_layout(struct mftk_widget *w __attribute__((__unused__)))
+{
+	/* No size */
+}
+
+static int
+_mftk_blank_event(struct mftk_widget *w __attribute__((__unused__)),
+		SDL_Event *e __attribute__((__unused__)),
+		int x __attribute__((__unused__)),
+		int y __attribute__((__unused__)))
+{
+	/* No events */
+	return 0;
+}
+
+static int
+_mftk_blank_render(struct mftk_widget *w __attribute__((__unused__)),
+		SDL_Renderer *renderer __attribute__((__unused__)),
+		int x __attribute__((__unused__)),
+		int y __attribute__((__unused__)))
+{
+	/* Nothing to render */
+	return 0;
+}
+
+static void
+_mftk_blank_destroy(struct mftk_widget *w __attribute__((__unused__)))
+{
+	/* Nothing to destroy */
+}
+
+struct mftk_widget *
+mftk_blank_new(void)
+{
+	struct mftk_widget *w;
+	struct mftk_blank  *b __attribute__((__unused__));
+
+	mftk_widget_init(w, b, blank);
+
+	w->w = 0;
+	w->h = 0;
+
+	return w;
+}
diff --git a/src/tk/local.mk b/src/tk/local.mk
index 9cea068..d1d4efe 100644
--- a/src/tk/local.mk
+++ b/src/tk/local.mk
@@ -1,4 +1,5 @@
 mazefight_SOURCES += \
+	%reldir%/blank.c \
 	%reldir%/box.c \
 	%reldir%/button.c \
 	%reldir%/check.c \
--
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