core: 窗口分层类型与接口草案

src/core/window.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#include <stddef.h>
+
+#include "core/types.h"
+
+/* Internal semantic window types mapped from backend-specific protocols. */
+typedef enum window_type_t {
+  ZDWM_WINDOW_TYPE_NORMAL = 0,
+  ZDWM_WINDOW_TYPE_DESKTOP,
+  ZDWM_WINDOW_TYPE_DOCK,
+  ZDWM_WINDOW_TYPE_TOOLBAR,
+  ZDWM_WINDOW_TYPE_DIALOG,
+  ZDWM_WINDOW_TYPE_UTILITY,
+  ZDWM_WINDOW_TYPE_SPLASH,
+  ZDWM_WINDOW_TYPE_MENU,
+  ZDWM_WINDOW_TYPE_DROPDOWN_MENU,
+  ZDWM_WINDOW_TYPE_POPUP_MENU,
+  ZDWM_WINDOW_TYPE_TOOLTIP,
+  ZDWM_WINDOW_TYPE_COMBO,
+  ZDWM_WINDOW_TYPE_DND,
+  ZDWM_WINDOW_TYPE_NOTIFICATION,
+} window_type_t;
+
+/* Internal semantic window states mapped from backend-specific protocols. */
+typedef enum window_state_t {
+  ZDWM_WINDOW_STATE_ABOVE = 0,
+  ZDWM_WINDOW_STATE_FULLSCREEN,
+  ZDWM_WINDOW_STATE_MODAL,
+  ZDWM_WINDOW_STATE_STICKY,
+} window_state_t;
+
+typedef struct window_props_t {
+  window_id_t transient_for;
+
+  bool override_redirect;
+
+  window_type_t *types;
+  size_t type_count;
+
+  window_state_t *states;
+  size_t state_count;
+} window_props_t;
+
+typedef struct window_metadata_t {
+  const char *title;
+  const char *app_id;
+  const char *class_name;
+  const char *instance_name;
+} window_metadata_t;