core: 定义按键和鼠标事件

src/core/event.h

@@ -0,0 +1,63 @@
+#pragma once
+
+#include <stdint.h>
+#include "core/types.h"
+
+typedef enum wm_event_type_t {
+  WM_EVENT_KEY_PRESS,
+  WM_EVENT_POINTER_BUTTON_PRESS,
+  WM_EVENT_POINTER_BUTTON_RELEASE,
+  WM_EVENT_POINTER_MOTION,
+  WM_EVENT_WINDOW_MAP_REQUEST,
+  WM_EVENT_WINDOW_UNMAP,
+  WM_EVENT_WINDOW_DESTROY,
+  WM_EVENT_WINDOW_METADATA_CHANGED,
+  WM_EVENT_CONFIGURE_REQUEST,
+} wm_event_type_t;
+
+typedef enum wm_modifier_bit_t {
+  WM_MOD_SHIFT = 1u << 0,
+  WM_MOD_CTRL = 1u << 1,
+  WM_MOD_ALT = 1u << 2,
+  WM_MOD_SUPER = 1u << 3,
+} wm_modifier_bit_t;
+
+typedef uint32_t wm_modifier_mask_t;
+typedef uint32_t wm_keysym_t;
+
+typedef struct wm_key_press_event_t {
+  wm_modifier_mask_t modifiers;
+  wm_keysym_t keysym;
+  uint32_t keycode;
+} wm_key_press_event_t;
+
+typedef enum wm_button_t {
+  WM_BUTTON_LEFT,
+  WM_BUTTON_RIGHT,
+  WM_BUTTON_MIDDLE,
+} wm_button_t;
+
+typedef struct wm_pointer_button_event_t {
+  wm_modifier_mask_t modifiers;
+  wm_button_t button;
+  wm_window_id_t window;
+  wm_point_t root;
+  wm_point_t local;
+} wm_pointer_button_event_t;
+
+typedef struct wm_pointer_motion_event_t {
+  wm_window_id_t window;
+  wm_point_t root;
+  wm_point_t local;
+} wm_pointer_motion_event_t;
+
+typedef struct wm_event_t {
+  wm_event_type_t type;
+  uint32_t time_ms;
+  union {
+    wm_key_press_event_t key_press;
+    wm_pointer_button_event_t pointer_button_press;
+    wm_pointer_button_event_t pointer_button_release;
+    wm_pointer_motion_event_t pointer_motion;
+  } data;
+} wm_event_t;