feat: 添加核心状态变更通知系统

include/zdwm/config.h

@@ -6,6 +6,7 @@
 #include <stdint.h>
 #include <zdwm/action.h>
 #include <zdwm/layout.h>
+#include <zdwm/listeners.h>
 #include <zdwm/rules.h>
 #include <zdwm/types.h>
 
@@ -155,6 +156,57 @@ typedef struct zdwm_api_t {
     const char *normal,
     const char *focused
   );
+
+  /** @name Listener 注册
+   * @{ */
+
+  void (*subscribe_current_output)(
+    zdwm_config_builder_t *builder,
+    zdwm_current_output_id_listener *fn,
+    void *user_data
+  );
+  void (*subscribe_initial_workspace_list)(
+    zdwm_config_builder_t *builder,
+    zdwm_initial_workspace_list *fn,
+    void *user_data
+  );
+  void (*subscribe_workspace_active)(
+    zdwm_config_builder_t *builder,
+    zdwm_workspace_active_updated *fn,
+    void *user_data
+  );
+  void (*subscribe_layout)(
+    zdwm_config_builder_t *builder,
+    zdwm_layout_notify *fn,
+    void *user_data
+  );
+  void (*subscribe_binding_mode)(
+    zdwm_config_builder_t *builder,
+    zdwm_binding_mode_notify *fn,
+    void *user_data
+  );
+  void (*subscribe_initial_window_list)(
+    zdwm_config_builder_t *builder,
+    zdwm_initial_window_list *fn,
+    void *user_data
+  );
+  void (*subscribe_window_added)(
+    zdwm_config_builder_t *builder,
+    zdwm_window_added *fn,
+    void *user_data
+  );
+  void (*subscribe_window_updated)(
+    zdwm_config_builder_t *builder,
+    zdwm_window_updated *fn,
+    void *user_data
+  );
+  void (*subscribe_window_removed)(
+    zdwm_config_builder_t *builder,
+    zdwm_window_removed *fn,
+    void *user_data
+  );
+
+  /** @} */
 } zdwm_api_t;
 
 /**

include/zdwm/listeners.h

@@ -0,0 +1,63 @@
+#ifndef ZDWM_LISTENERS_H
+#define ZDWM_LISTENERS_H
+
+#include <stddef.h>
+#include <zdwm/types.h>
+
+typedef void
+zdwm_current_output_id_listener(zdwm_output_id_t output_id, void *user_data);
+
+typedef struct zdwm_workspace_t {
+  zdwm_output_id_t output_id;
+  zdwm_workspace_id_t id;
+  const char *name; /* 不持有内存 */
+} zdwm_workspace_t;
+typedef void zdwm_initial_workspace_list(
+  const zdwm_workspace_t *list,
+  size_t count,
+  void *user_data
+);
+typedef void zdwm_workspace_active_updated(
+  zdwm_output_id_t output_id,
+  zdwm_workspace_id_t workspace_id,
+  void *user_data
+);
+
+typedef struct zdwm_layout_notify_t {
+  zdwm_workspace_id_t workspace;
+  zdwm_layout_id_t id;
+  const char *symbol; /* 不持有内存 */
+} zdwm_layout_notify_t;
+typedef void zdwm_layout_notify(zdwm_layout_notify_t layout, void *user_data);
+
+typedef struct zdwm_binding_mode_notify_t {
+  bool is_default_mode;
+  bool is_current_mode;
+  zdwm_binding_mode_id_t id;
+  const char *name; /* 不持有内存 */
+} zdwm_binding_mode_notify_t;
+typedef void zdwm_binding_mode_notify(
+  zdwm_binding_mode_notify_t binding_mode,
+  void *user_data
+);
+
+typedef struct zdwm_window_t {
+  zdwm_workspace_id_t workspace;
+  zdwm_window_id_t id;
+  const char *title; /* 不持有内存 */
+  bool focused;
+  bool urgent;
+  bool skip_taskbar;
+} zdwm_window_t;
+typedef void zdwm_initial_window_list(
+  const zdwm_window_t *list,
+  size_t count,
+  void *user_data
+);
+typedef void zdwm_window_added(const zdwm_window_t *window, void *user_data);
+typedef void zdwm_window_updated(const zdwm_window_t *window, void *user_data);
+typedef void zdwm_window_removed(zdwm_window_id_t window_id, void *user_data);
+
+typedef struct zdwm_listeners_t zdwm_listeners_t;
+
+#endif /* ZDWM_LISTENERS_H */

include/zdwm/types.h

@@ -7,6 +7,7 @@
 extern "C" {
 #endif
 
+typedef uint32_t zdwm_output_id_t;
 typedef uint32_t zdwm_layout_id_t;
 typedef uint32_t zdwm_window_id_t;
 typedef uint32_t zdwm_workspace_id_t;