Fix crash when view maps while locked

When locked, there is no active workspace so it must find the
focus_inactive workspace instead.

Additionally, this adds a check for if a view maps while there are no
outputs connected and handles it gracefully.

1 files changed, 4 insertions, 0 deletions

diff --git a/sway/tree/arrange.c b/sway/tree/arrange.c
index 373460a2..852d53bf 100644
--- a/sway/tree/arrange.c
+++ b/sway/tree/arrange.c
@@ -180,6 +180,10 @@ void arrange_workspace(struct sway_workspace *workspace) {
         if (config->reloading) {
                 return;
         }
+        if (!workspace->output) {
+                // Happens when there are no outputs connected
+                return;
+        }
         struct sway_output *output = workspace->output;
         struct wlr_box *area = &output->usable_area;
         wlr_log(WLR_DEBUG, "Usable area for ws: %dx%d@%d,%d",