Use more generic 'hooks' for each input device's actions

1 files changed, 47 insertions, 0 deletions

diff --git a/src/input/include/input_hook.hpp b/src/input/include/input_hook.hpp
new file mode 100644
index 00000000..96b9b5cd
--- /dev/null
+++ b/src/input/include/input_hook.hpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2024 jacqueline <me@jacqueline.id.au>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#pragma once
+
+#include <functional>
+#include <optional>
+
+#include "hal/lv_hal_indev.h"
+#include "input_trigger.hpp"
+
+namespace input {
+
+using HookCb = std::optional<std::function<void(lv_indev_data_t*)>>;
+
+class Hook {
+ public:
+  Hook(HookCb);
+
+  auto invoke(lv_indev_data_t*) -> void;
+  auto override(HookCb) -> void;
+
+ private:
+  HookCb default_;
+  HookCb override_;
+};
+
+class TriggerHooks {
+ public:
+  TriggerHooks(HookCb cb) : TriggerHooks(cb, cb, cb) {}
+  TriggerHooks(HookCb, HookCb, HookCb);
+
+  auto update(bool, lv_indev_data_t*) -> void;
+  auto override(Trigger::State, HookCb) -> void;
+
+ private:
+  Trigger trigger_;
+
+  Hook click_;
+  Hook long_press_;
+  Hook repeat_;
+};
+
+}  // namespace input