From ea50cbe1bf103372a3461c80cb172f4fb4167088 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Thu, 4 Jun 2020 16:06:50 -0700
Subject: checkin: before refactoring

---
 sys/cmd/dway/dway.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 77 insertions(+), 3 deletions(-)

(limited to 'sys/cmd/dway/dway.c')

diff --git a/sys/cmd/dway/dway.c b/sys/cmd/dway/dway.c
index 3cfce9e..5eed96a 100644
--- a/sys/cmd/dway/dway.c
+++ b/sys/cmd/dway/dway.c
@@ -401,6 +401,8 @@ ev·newmonitor(struct wl_listener *ev, void *arg)
     if (!wlr_output_commit(dev))
         return;
 
+    wl_signal_init(&m->sig.kill);
+
 	wlr_output_layout_add_auto(dway.layout, dev);
 	dway.dim = *wlr_output_layout_get_box(dway.layout, nil);
 }
@@ -412,6 +414,7 @@ ev·freemonitor(struct wl_listener *ev, void *arg)
     Monitor *m;
 
     m = wl_container_of(ev, m, ev.free);
+    wl_signal_emit(&m->sig.kill, m);
 
     wl_list_remove(&m->link);
     wl_list_remove(&m->ev.draw.link);
@@ -533,11 +536,81 @@ static
 void
 ev·newlayershell(struct wl_listener *ev, void *arg)
 {
-    struct wlr_layer_surface_v1 *layer;
+    Layer *layer;
+    struct wlr_layer_surface_v1 *surf;
+
+    surf = arg;
+    if (!surf->output)
+        surf->output = monitor->dev;
 
-    layer = arg;
+    layer = surf->data = calloc(1, sizeof(*layer));
+    layer->surf = surf;
+
+    /* install callbacks */
+    layer->ev.free.notify   = ev·freelayershell;
+    layer->ev.map.notify    = ev·maplayershell;
+    layer->ev.unmap.notify  = ev·unmaplayershell;
+    layer->ev.commit.notify = ev·commitlayershell;
+    layer->ev.kill.notify   = ev·killlayershell;
+
+    wl_signal_add(&surf->events.destroy, &layer->ev.free);
+    wl_signal_add(&surf->events.map, &layer->ev.map);
+    wl_signal_add(&surf->events.unmap, &layer->ev.unmap);
+    wl_signal_add(&surf->surface->events.commit, &layer->ev.commit);
+    wl_signal_add(&monitor->sig.kill, &layer->ev.kill);
+}
+
+static
+void
+ev·maplayershell(struct wl_listener *ev, void *arg)
+{
+    Layer *l;
+    Monitor *m;
+    
+    l = wl_container_of(ev, l, ev.map);
+    m = l->surf->output->data; 
+    /* TODO: damage */
+    wlr_surface_send_enter(l->surf->surface, l->surf->output);
+    /* TODO: cursor */
+}
+
+static
+void
+ev·unmaplayershell(struct wl_listener *ev, void *arg)
+{
+    /* TODO: fill in */
+}
+
+static
+void
+ev·commitlayershell(struct wl_listener *ev, void *arg)
+{
+    /* TODO: fill in */
+}
+
+static
+void
+ev·freelayershell(struct wl_listener *ev, void *arg)
+{
+    Layer *l;
+
+    l = wl_container_of(ev, l, ev.map);
+
+    wl_list_remove(&l->link);
+    wl_list_remove(&l->ev.free.link);
+    wl_list_remove(&l->ev.map.link);
+    wl_list_remove(&l->ev.unmap.link);
+    wl_list_remove(&l->ev.kill.link);
+    wl_list_remove(&l->ev.commit.link);
+
+    free(l);
+}
+
+static
+void
+ev·killlayershell(struct wl_listener *ev, void *arg)
+{
 
-    /* fill in */
 }
 
 /* decorations */
@@ -586,6 +659,7 @@ ev·modedecoration(struct wl_listener *ev, void *arg)
 }
 
 /* xdg-surfaces */
+
 #define WLR_EDGE_ALL WLR_EDGE_TOP|WLR_EDGE_BOTTOM|WLR_EDGE_LEFT|WLR_EDGE_RIGHT
 static
 void
-- 
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