From: Michael Stapelberg <michael@stapelberg.de>
Date: Fri, 19 Mar 2010 21:40:43 +0000 (+0100)
Subject: ipc: implement output event
X-Git-Tag: 3.e~6^2~49
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=aec40126b4335fbc39d0e1df220f11c21fd88f59;p=i3%2Fi3

ipc: implement output event
---

diff --git a/docs/ipc b/docs/ipc
index 35a5fa03..5d70d7fe 100644
--- a/docs/ipc
+++ b/docs/ipc
@@ -260,6 +260,9 @@ workspace::
 	Sent when the user switches to a different workspace, when a new
 	workspace is initialized or when a workspace is removed (because the
 	last client vanished).
+output::
+	Sent when RandR issues a change notification (of either screens,
+	outputs, CRTCs or output properties).
 
 === workspace event
 
@@ -272,6 +275,17 @@ This event consists of a single serialized map containing a property
 { "change": "focus" }
 ---------------------
 
+=== output event
+
+This event consists of a single serialized map containing a property
++change (string)+ which indicates the type of the change (currently only
+"unspecified").
+
+*Example:*
+---------------------------
+{ "change": "unspecified" }
+---------------------------
+
 == See also
 
 For some languages, libraries are available (so you don’t have to implement
diff --git a/include/i3/ipc.h b/include/i3/ipc.h
index 56f22344..1ea39182 100644
--- a/include/i3/ipc.h
+++ b/include/i3/ipc.h
@@ -58,6 +58,10 @@
  */
 #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)
 
+/* The output event will be triggered upon changes in the output list */
+#define I3_IPC_EVENT_OUTPUT                     (I3_IPC_EVENT_MASK | 1)
+
 #endif
diff --git a/src/handlers.c b/src/handlers.c
index b5c1cf1b..c2911942 100644
--- a/src/handlers.c
+++ b/src/handlers.c
@@ -447,6 +447,8 @@ int handle_screen_change(void *prophs, xcb_connection_t *conn,
 
         randr_query_outputs(conn);
 
+        ipc_send_event("output", I3_IPC_EVENT_OUTPUT, "{\"change\":\"unspecified\"}");
+
         return 1;
 }