swc

commit 740bae3161bf310b55745a0740f9910b1e216971
parent 6a909e227e18403c75651aa733d03b4c45f6f234
Author: Michael Forney <mforney@mforney.org>
Date:   Tue, 22 Apr 2014 20:14:45 -0700

compositor: Add new_surface signal

Diffstat:
M
libswc/compositor.c
 | 
5
++++-
M
libswc/compositor.h
 | 
12
+++++++++++-
M
libswc/internal.h
 | 
2
+-
M
libswc/swc.c
 | 
2
+-

4 files changed, 17 insertions(+), 4 deletions(-)
diff --git a/libswc/compositor.c b/libswc/compositor.c
@@ -87,7 +87,7 @@ static struct
     struct wl_global * global;
 } compositor;
 
-const struct swc_compositor swc_compositor = {
+struct swc_compositor swc_compositor = {
     .pointer_handler = &pointer_handler
 };
 
@@ -813,6 +813,8 @@ static void create_surface(struct wl_client * client,
         wl_resource_post_no_memory(resource);
         return;
     }
+
+    wl_signal_emit(&swc_compositor.signal.new_surface, surface);
 }
 
 static void create_region(struct wl_client * client,
@@ -864,6 +866,7 @@ bool swc_compositor_initialize()
     pixman_region32_init(&compositor.damage);
     pixman_region32_init(&compositor.opaque);
     wl_list_init(&compositor.views);
+    wl_signal_init(&swc_compositor.signal.new_surface);
     wl_signal_add(&swc.launch->event_signal, &launch_listener);
 
     wl_list_for_each(screen, &swc.screens, link)
diff --git a/libswc/compositor.h b/libswc/compositor.h
@@ -31,7 +31,17 @@
 
 struct swc_compositor
 {
-    struct pointer_handler * pointer_handler;
+    struct pointer_handler * const pointer_handler;
+    struct
+    {
+        /**
+         * Emitted when a new surface is created.
+         *
+         * The data argument of the signal refers to the swc_surface that has
+         * been created.
+         */
+        struct wl_signal new_surface;
+    } signal;
 };
 
 bool swc_compositor_initialize();
diff --git a/libswc/internal.h b/libswc/internal.h
@@ -38,7 +38,7 @@ struct swc
     const struct swc_seat * const seat;
     const struct swc_bindings * const bindings;
     struct wl_list screens;
-    const struct swc_compositor * const compositor;
+    struct swc_compositor * const compositor;
     struct swc_shm * const shm;
     struct swc_drm * const drm;
 };
diff --git a/libswc/swc.c b/libswc/swc.c
@@ -44,7 +44,7 @@
 extern struct swc_launch swc_launch;
 extern const struct swc_seat swc_seat;
 extern const struct swc_bindings swc_bindings;
-extern const struct swc_compositor swc_compositor;
+extern struct swc_compositor swc_compositor;
 extern struct swc_drm swc_drm;
 extern struct swc_shm swc_shm;