From 7e7fab861a7e5baae9182419f7f320af36ce1ec4 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Wed, 29 Sep 2021 12:59:39 -0700
Subject: Feat(wm): prepararation for layout mechanism

---
 sys/cmd/wm/client.c | 41 ++++++++++++++++++++++++++++++++++++++---
 1 file changed, 38 insertions(+), 3 deletions(-)

(limited to 'sys/cmd/wm/client.c')

diff --git a/sys/cmd/wm/client.c b/sys/cmd/wm/client.c
index 33dfcb1..2a8c0c0 100644
--- a/sys/cmd/wm/client.c
+++ b/sys/cmd/wm/client.c
@@ -9,8 +9,8 @@ focus(Client *client, struct wlr_surface *new)
     struct wlr_keyboard    *keyboard;
 
     if(client) {
-        wl_list_remove(&client->link);
-        wl_list_insert(&server.clients, &client->link);
+        wl_list_remove(&client->stack);
+        wl_list_insert(&server.client.stack, &client->stack);
     }
 
     seat = server.input.seat;
@@ -61,7 +61,7 @@ Client*
 client_at(double lx, double ly, struct wlr_surface **surface, double *sx, double *sy)
 {
     Client *it;
-    wl_list_for_each(it, &server.clients, link) {
+    wl_list_for_each(it, &server.client.list, link) {
         if(client_has(it, lx, ly, surface, sx, sy))
             return it;
     }
@@ -100,3 +100,38 @@ setinteractive(Client *client, int mode, uint32 edges) {
         server.resize = edges;
     }
 }
+
+static
+void
+apply_bounds(Client *client, struct wlr_box *box)
+{
+    client->geo.width  = MAX(1, client->geo.width);
+    client->geo.height = MAX(1, client->geo.height);
+
+    if(client->geo.x >= box->x + box->width)
+        client->geo.x = box->x + box->width  - client->geo.width;
+    if(client->geo.y >= box->y + box->height)
+        client->geo.y = box->y + box->height - client->geo.height;
+    if(client->geo.x + client->geo.width  + 2*client->border <= box->x)
+        client->geo.x = box->x;
+    if(client->geo.y + client->geo.height + 2*client->border <= box->y)
+        client->geo.y = box->y;
+}
+
+void
+resize(Client *client, int x, int y, int w, int h, int interact)
+{
+    struct wlr_box *box = interact ? &server.monitor.geometry : &client->monitor->window;
+
+    client->geo.x = x;
+    client->geo.y = y;
+    client->geo.width  = w;
+    client->geo.height = h;
+
+    apply_bounds(client, box);
+
+    client->resize = wlr_xdg_toplevel_set_size(client->xdg,
+            client->geo.width  - 2*client->border,
+            client->geo.height - 2*client->border
+    );
+}
-- 
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