tk: Add window object

3 files changed, 97 insertions, 1 deletions

diff --git a/src/tk/local.mk b/src/tk/local.mk
index 7522cc6..f5c3415 100644
--- a/src/tk/local.mk
+++ b/src/tk/local.mk
@@ -8,4 +8,5 @@ mazefight_SOURCES += \
 	%reldir%/radio.c \
 	%reldir%/text.c \
 	%reldir%/widget.c \
-	%reldir%/widget.h
+	%reldir%/widget.h \
+	%reldir%/window.c
diff --git a/src/tk/widget.h b/src/tk/widget.h
index b474f09..310dc56 100644
--- a/src/tk/widget.h
+++ b/src/tk/widget.h
@@ -50,6 +50,25 @@ mftk_widget_new(size_t size);
 		t_w = (struct mftk_##name *) w; \
 	} while (0)
 
+void
+mftk_widget_set_visible(struct mftk_widget *w, int v);
+
+int
+mftk_widget_get_visible(struct mftk_widget *w)
+	__attribute__((__pure__));
+
+void
+mftk_widget_layout(struct mftk_widget *w);
+
+int
+mftk_widget_event(struct mftk_widget *w, SDL_Event *e, int x, int y);
+
+int
+mftk_widget_render(struct mftk_widget *w, SDL_Renderer *renderer, int x, int y);
+
+void
+mftk_widget_destroy(struct mftk_widget **w);
+
 struct mftk_widget *
 mftk_grid_new_a(int rows, int cols, int row_spacing, int col_spacing,
 		struct mftk_widget **children, int *alignments);
diff --git a/src/tk/window.c b/src/tk/window.c
new file mode 100644
index 0000000..532a2e4
--- /dev/null
+++ b/src/tk/window.c
@@ -0,0 +1,76 @@
+/*
+ * 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 <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../tk.h"
+#include "widget.h"
+
+struct mftk_window {
+	struct mftk_widget *root;
+};
+
+struct mftk_window *
+mftk_window_new(struct mftk_widget *root)
+{
+	struct mftk_window *w;
+
+	w = calloc(1, sizeof(*w));
+	if (w == NULL) {
+		SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+				"Couldn't create window: %s",
+				strerror(errno));
+		return NULL;
+	}
+
+	w->root = root;
+
+	mftk_widget_layout(w->root);
+
+	return w;
+}
+
+int
+mftk_window_event(struct mftk_window *w, SDL_Event *e)
+{
+	return mftk_widget_event(w->root, e, 0, 0);
+}
+
+int
+mftk_window_render(struct mftk_window *w, SDL_Renderer *renderer)
+{
+	return mftk_widget_render(w->root, renderer, 0, 0);
+}
+
+void
+mftk_window_destroy(struct mftk_window **w_p)
+{
+	struct mftk_window *w;
+
+	if (w_p == NULL || *w_p == NULL) {
+		return;
+	}
+	w = *w_p;
+
+	mftk_widget_destroy(&w->root);
+	free(w);
+	w = NULL;
+}