From ce05175372a9ddca1a225db0765ace1127a39293 Mon Sep 17 00:00:00 2001
From: Nicholas <nbnoll@eml.cc>
Date: Fri, 12 Nov 2021 09:22:01 -0800
Subject: chore: simplified organizational structure

---
 src/cmd/wm/layer.c | 107 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 src/cmd/wm/layer.c

(limited to 'src/cmd/wm/layer.c')

diff --git a/src/cmd/wm/layer.c b/src/cmd/wm/layer.c
new file mode 100644
index 0000000..bfac744
--- /dev/null
+++ b/src/cmd/wm/layer.c
@@ -0,0 +1,107 @@
+#include "wm.h"
+
+static
+void
+map(struct wl_listener *l, void *data)
+{
+    Layer *layer = wl_container_of(l, layer, event.map);
+    wlr_surface_send_enter(layer->surface->surface, layer->surface->output);
+    notify_move(0);
+}
+
+static
+void
+finalize(Layer *layer)
+{
+    layer->surface->mapped = 0;
+    if (layer->surface->surface == server.input.seat->keyboard_state.focused_surface)
+        focus(selected_client(), 1);
+    notify_move(0);
+}
+
+static
+void
+unmap(struct wl_listener *l, void *data)
+{
+    Layer *layer = wl_container_of(l, layer, event.unmap);
+    finalize(layer);
+}
+
+static
+void
+destroy(struct wl_listener *l, void *data)
+{
+    Monitor *monitor;
+    Layer *layer = wl_container_of(l, layer, event.destroy);
+
+    if (layer->surface->mapped)
+        finalize(layer);
+
+    wl_list_remove(&layer->link);
+    wl_list_remove(&layer->event.destroy.link);
+    wl_list_remove(&layer->event.map.link);
+    wl_list_remove(&layer->event.unmap.link);
+    wl_list_remove(&layer->event.commit.link);
+
+    if(layer->surface->output) {
+        monitor = layer->surface->output->data;
+        if(monitor)
+            stratify(monitor);
+        layer->surface->output = nil;
+    }
+    free(layer);
+}
+
+static
+void
+commit(struct wl_listener *l, void *data)
+{
+    Monitor *monitor;
+    Layer *layer = wl_container_of(l, layer, event.commit);
+    struct wlr_layer_surface_v1 *surface = layer->surface;
+    struct wlr_output *output = surface->output;
+
+    if(!output)
+        return;
+
+    monitor = output->data;
+    stratify(monitor);
+
+    if (layer->type != surface->current.layer) {
+        wl_list_remove(&layer->link);
+        wl_list_insert(&monitor->layer[surface->current.layer], &layer->link);
+        layer->type = surface->current.layer;
+    }
+}
+
+void
+make_layer_surface(struct wl_listener *l, void *data)
+{
+    Layer   *layer;
+    Monitor *monitor;
+    struct wlr_layer_surface_v1_state state;
+    struct wlr_layer_surface_v1 *surface = data;
+
+    if(!surface->output)
+        surface->output = server.monitor.selected->output;
+
+    layer = surface->data = calloc(1, sizeof(*layer));
+    layer->surface = surface;
+
+    layer->event.map.notify = map;
+    wl_signal_add(&surface->events.map, &layer->event.map);
+    layer->event.unmap.notify = unmap;
+    wl_signal_add(&surface->events.unmap, &layer->event.unmap);
+    layer->event.destroy.notify = destroy;
+    wl_signal_add(&surface->events.destroy, &layer->event.destroy);
+    layer->event.commit.notify = commit;
+    wl_signal_add(&surface->surface->events.commit, &layer->event.commit);
+
+    monitor = surface->output->data;
+    wl_list_insert(&monitor->layer[surface->client_pending.layer], &layer->link);
+
+    state = surface->current;
+    surface->current = surface->client_pending;
+    stratify(monitor);
+    surface->current = state;
+}
-- 
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