layer-shell: Fix crash when cursor is intially outside any output

On the X11 backend the cursor position might be outside the output
window so no output is returned leading to the assert to trigger. Use
sane fallback instead of crashing.
This commit is contained in:
Guido Günther 2018-04-23 16:16:47 +02:00
parent a6790d45b2
commit b1bd0e2557
1 changed files with 12 additions and 2 deletions

View File

@ -395,8 +395,18 @@ void handle_layer_shell_surface(struct wl_listener *listener, void *data) {
wlr_output_layout_output_at(desktop->layout,
seat->cursor->cursor->x,
seat->cursor->cursor->y);
assert(output); // And this one
layer_surface->output = output;
if (!output) {
wlr_log(L_ERROR, "Couldn't find output at (%.0f,%.0f)",
seat->cursor->cursor->x,
seat->cursor->cursor->y);
output = wlr_output_layout_get_center_output(desktop->layout);
}
if (output) {
layer_surface->output = output;
} else {
wlr_layer_surface_close(layer_surface);
return;
}
}
roots_surface->surface_commit.notify = handle_surface_commit;