Initial implementation

include/util/pipewire/privacy_node_info.hpp

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <pipewire/pipewire.h>
+
+#include <string>
+
+namespace waybar::util::PipewireBackend {
+
+enum PrivacyNodeType {
+  PRIVACY_NODE_TYPE_NONE,
+  PRIVACY_NODE_TYPE_VIDEO_INPUT,
+  PRIVACY_NODE_TYPE_AUDIO_INPUT,
+  PRIVACY_NODE_TYPE_AUDIO_OUTPUT
+};
+
+class PrivacyNodeInfo {
+ public:
+  PrivacyNodeType type = PRIVACY_NODE_TYPE_NONE;
+  uint32_t id;
+  uint32_t client_id;
+  enum pw_node_state state = PW_NODE_STATE_IDLE;
+  std::string media_class;
+  std::string media_name;
+  std::string node_name;
+
+  struct spa_hook node_listener;
+
+  bool changed = false;
+
+  void* data;
+
+  PrivacyNodeInfo(uint32_t id_, void* data_) : id(id_), data(data_) {}
+
+  ~PrivacyNodeInfo() { spa_hook_remove(&node_listener); }
+};
+}  // namespace waybar::util::pipewire::PipewireBackend