Created attachment 143642 [details] [review]
Add meta_window_get_stable_sequence

Review of attachment 143642 [details] [review]:

Hmm, it feels to me that there should be something already existing that can be used for this, but I can't think of what, so I'm fine with the addition. OK to commit with a few small tweaks noted below.

::: src/core/window.c
@@ +806,3 @@
+   * for sorting.
+   */
+  window->stable_sequence = display->window_sequence_counter++;

Suggest ++<...> so that the first window gets 1 not 0, which is more confusable with an uninitialized value.

@@ +8544,3 @@
+ *
+ * This number can be useful for sorting windows in a stable
+ * fashion/

'/' instead of '.' Should have a '@window: a #MetaWindow' and 'Return value: the sequence number for this window'

@@ +8549,3 @@
+meta_window_get_stable_sequence (MetaWindow *window)
+{
+  return window->stable_sequence;

Should have a g_return_val_if_fail

Attachment 143642 [details] pushed as d399141 - Add meta_window_get_stable_sequence