From a6051a3146da4d99788905c0805890d78ab004da Mon Sep 17 00:00:00 2001
From: Samuel Fadel <samuel@nihil.ws>
Date: Thu, 8 Dec 2022 14:00:13 +0100
Subject: Added dpy_update_window_list() call and impl.

---
 schewm.c | 29 +++++++++++++++++++++++++++--
 1 file changed, 27 insertions(+), 2 deletions(-)

diff --git a/schewm.c b/schewm.c
index 8d19b60..350ed80 100644
--- a/schewm.c
+++ b/schewm.c
@@ -1432,6 +1432,25 @@ find_monitor(const struct Client *client) {
     return monitor;
 }
 
+void
+dpy_update_window_list(const struct ClientsMap *clients) {
+    xcb_window_t *windows = NULL;
+    size_t num_windows = 0;
+    if (clients->size != 0) {
+        windows = malloc(clients->size * sizeof(xcb_window_t));
+        for (size_t i = 0; i < clients->table_size; i++) {
+            for (struct ClientList *list = clients->table[i];
+                 list != NULL;
+                 list = list->next) {
+                windows[num_windows++] = list->client->id;
+            }
+        }
+    }
+
+    xcb_ewmh_set_client_list(dpy.ewmh, dpy.screen_num, num_windows, windows);
+    free(windows);
+}
+
 void
 dpy_destroy() {
     if (dpy.ewmh) {
@@ -1740,10 +1759,16 @@ wm_init() {
     wm.is_running = true;
     wm.focus = NULL;
     wm.clients = clients_map_new(128);
+    if (wm.clients == NULL) {
+        return false;
+    }
 
     wm.cur_workspace = 0;
     wm.num_workspaces = 10;
     wm.workspaces = calloc(wm.num_workspaces, sizeof(struct Workspace));
+    if (wm.workspaces == NULL) {
+        return false;
+    }
     dpy_set_num_workspaces();
 
     // Look into all existing windows and set them up
@@ -1762,14 +1787,14 @@ wm_init() {
              * Unmap everything we grab initially because they may be
              * mapped currently, but belong to another workspace; this
              * way, we can map again only the correct windows at the
-             * set_workspace() call below.
+             * wm_set_workspace() call below.
              */
             dpy_unmap_window(window);
         }
     }
     windows_query_reply_free(&reply);
 
-    // update_client_list();
+    dpy_update_window_list(wm.clients);
     wm_set_workspace(wm.cur_workspace);
     // grab_keys();
     dpy_grab_key(XCB_MOD_MASK_ANY, XK_q);
-- 
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