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 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 sys/cmd/dway/dway.h | 30 +++++++++++++++++++-
 2 files changed, 106 insertions(+), 4 deletions(-)

(limited to 'sys/cmd')

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
diff --git a/sys/cmd/dway/dway.h b/sys/cmd/dway/dway.h
index 838e035..ad2dfb3 100644
--- a/sys/cmd/dway/dway.h
+++ b/sys/cmd/dway/dway.h
@@ -53,6 +53,7 @@ typedef struct Monitor  Monitor;
 typedef struct Layout   Layout;
 typedef struct Client   Client;
 typedef struct Deco     Deco;
+typedef struct Layer    Layer;
 typedef struct Payload  Payload;
 
 typedef struct Rule        Rule;
@@ -93,7 +94,6 @@ struct Mouse
     } ev;
 };
 
-
 struct Key
 {
     uint32       mod;
@@ -112,6 +112,24 @@ struct Keyboard
     } ev;
 };
 
+struct Layer
+{
+    struct wl_list link;
+    struct wlr_layer_surface_v1 *surf;
+
+    struct {
+        struct wl_listener map;
+        struct wl_listener unmap;
+        struct wl_listener free;
+        struct wl_listener commit;
+        struct wl_listener kill;
+        /* struct wl_listener popup; */
+    } ev;
+
+    struct wlr_box dim;
+	enum zwlr_layer_shell_v1_layer z;
+};
+
 struct Monitor
 {
     struct wl_list    link;
@@ -120,10 +138,15 @@ struct Monitor
         struct wl_listener draw;
         struct wl_listener free;
     } ev;
+    struct {
+        struct wl_signal kill;
+    } sig;
     struct {
         struct wlr_box all;
         struct wlr_box win;
     } area;
+
+    Layer  layers[4];
     const  Layout *lt[2];
     uint   seltags;
     uint   sellt;
@@ -233,6 +256,11 @@ static void ev·freedecoration(struct wl_listener *ev, void *arg);
 static void ev·modedecoration(struct wl_listener *ev, void *arg);
 
 static void ev·newlayershell(struct wl_listener *ev, void *arg);
+static void ev·freelayershell(struct wl_listener *ev, void *arg);
+static void ev·maplayershell(struct wl_listener *ev, void *arg);
+static void ev·unmaplayershell(struct wl_listener *ev, void *arg);
+static void ev·commitlayershell(struct wl_listener *ev, void *arg);
+static void ev·killlayershell(struct wl_listener *ev, void *arg);
 
 static void ev·setcursor(struct wl_listener *ev, void *arg);
 static void ev·setsel(struct wl_listener *ev, void *arg);
-- 
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