1 files changed, 37 insertions, 0 deletions
diff --git a/ui/button.hpp b/ui/button.hpp
new file mode 100644
index 0000000..4a0a9f5
--- /dev/null
+++ b/ui/button.hpp
@@ -0,0 +1,37 @@
+#ifndef MBUOY_UI_BUTTON_HPP
+#define MBUOY_UI_BUTTON_HPP
+
+#include "attr/dimensions.hpp"
+#include "attr/ondraw.hpp"
+#include "attr/position.hpp"
+#include "attr/string.hpp"
+#include "find.hpp"
+#include "port.hpp"
+
+namespace mbuoy {
+
+template<auto... Attr>
+struct button
+{
+    static constexpr auto point = find<position>(Attr...);
+    static constexpr auto dims = find<dimensions>(Attr...);
+    static constexpr auto text = find<const char *>(Attr...);
+    static constexpr auto draw = find<ondraw>(Attr...);
+
+    static consteval void init(unsigned char *(&ptr)) {
+        *ptr++ = 0; // pressed?
+    }
+
+    static void render() {
+        (*draw)(*point, *dims);
+    }
+
+    static consteval int size() {
+        return 1;
+    }
+};
+
+} // namespace mbuoy
+
+#endif // MBUOY_UI_BUTTON_HPP
+