/** Subscribe to the specified events */
#define I3_IPC_MESSAGE_TYPE_SUBSCRIBE 2
+/** Requests the current outputs from i3 */
+#define I3_IPC_MESSAGE_TYPE_GET_OUTPUTS 3
+
+/** Requests the tree layout from i3 */
+#define I3_IPC_MESSAGE_TYPE_GET_TREE 4
+
+/** Request the current defined marks from i3 */
+#define I3_IPC_MESSAGE_TYPE_GET_MARKS 5
+
/*
* Messages from i3 to clients
*
/** Subscription reply type */
#define I3_IPC_REPLY_TYPE_SUBSCRIBE 2
+/** Outputs reply type */
+#define I3_IPC_REPLY_TYPE_OUTPUTS 3
+
+/** Tree reply type */
+#define I3_IPC_REPLY_TYPE_TREE 4
+
+/** Marks reply type*/
+#define I3_IPC_REPLY_TYPE_MARKS 5
+
/*
- * Events from i3 to clients
+ * Events from i3 to clients. Events have the first bit set high.
*
*/
+#define I3_IPC_EVENT_MASK (1 << 31)
+
+/* The workspace event will be triggered upon changes in the workspace list */
+#define I3_IPC_EVENT_WORKSPACE (I3_IPC_EVENT_MASK | 0)
-#define I3_IPC_EVENT_WORKSPACE 0
+/* The output event will be triggered upon changes in the output list */
+#define I3_IPC_EVENT_OUTPUT (I3_IPC_EVENT_MASK | 1)
#endif