add some code

main/boards/common/button.h

@@ -0,0 +1,49 @@
+#ifndef BUTTON_H_
+#define BUTTON_H_
+
+#include <driver/gpio.h>
+#include <iot_button.h>
+#include <button_types.h>
+#include <button_adc.h>
+#include <button_gpio.h>
+#include <functional>
+
+class Button {
+public:
+    Button(button_handle_t button_handle);
+    Button(gpio_num_t gpio_num, bool active_high = false, uint16_t long_press_time = 0, uint16_t short_press_time = 0, bool enable_power_save = false);
+    ~Button();
+
+    void OnPressDown(std::function<void()> callback);
+    void OnPressUp(std::function<void()> callback);
+    void OnLongPress(std::function<void()> callback);
+    void OnClick(std::function<void()> callback);
+    void OnDoubleClick(std::function<void()> callback);
+    void OnMultipleClick(std::function<void()> callback, uint8_t click_count = 3);
+
+protected:
+    gpio_num_t gpio_num_;
+    button_handle_t button_handle_ = nullptr;
+
+    std::function<void()> on_press_down_;
+    std::function<void()> on_press_up_;
+    std::function<void()> on_long_press_;
+    std::function<void()> on_click_;
+    std::function<void()> on_double_click_;
+    std::function<void()> on_multiple_click_;
+};
+
+#if CONFIG_SOC_ADC_SUPPORTED
+class AdcButton : public Button {
+public:
+    AdcButton(const button_adc_config_t& adc_config);
+};
+#endif
+
+class PowerSaveButton : public Button {
+public:
+    PowerSaveButton(gpio_num_t gpio_num) : Button(gpio_num, false, 0, 0, true) {
+    }
+};
+
+#endif // BUTTON_H_