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workspace: Refactor focus_default_window

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The existing nested if-else statements are hard to follow. Handle cases
and return as early as possible.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3258>
This commit is contained in:
Sebastian Wick 2023-09-08 16:14:18 +02:00 committed by Marge Bot
parent 8a1388c930
commit c73e178a2d
1 changed files with 40 additions and 40 deletions
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80
src/core/workspace.c
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@ -1350,54 +1350,54 @@ meta_workspace_focus_default_window (MetaWorkspace *workspace,
!workspace->display->mouse_mode)
{
focus_ancestor_or_mru_window (workspace, not_this_one, timestamp);
return;
}
else
window = get_pointer_window (workspace, not_this_one);
if (!window ||
window->type == META_WINDOW_DOCK ||
window->type == META_WINDOW_DESKTOP)
{
MetaWindow * window;
window = get_pointer_window (workspace, not_this_one);
if (window &&
window->type != META_WINDOW_DOCK &&
window->type != META_WINDOW_DESKTOP)
{
if (timestamp == META_CURRENT_TIME)
{
/* We would like for this to never happen. However, if
* it does happen then we kludge since using META_CURRENT_TIME
* can mean ugly race conditions--and we can avoid these
* by allowing EnterNotify events (which come with
* timestamps) to handle focus.
*/
meta_topic (META_DEBUG_FOCUS,
"Not focusing mouse window %s because EnterNotify events should handle that",
window->desc);
}
else
{
meta_topic (META_DEBUG_FOCUS,
"Focusing mouse window %s", window->desc);
meta_window_focus (window, timestamp);
}
if (workspace->display->autoraise_window != window &&
meta_prefs_get_auto_raise ())
{
meta_display_queue_autoraise_callback (workspace->display, window);
}
}
else if (meta_prefs_get_focus_mode () == G_DESKTOP_FOCUS_MODE_SLOPPY)
{
focus_ancestor_or_mru_window (workspace, not_this_one, timestamp);
}
else if (meta_prefs_get_focus_mode () == G_DESKTOP_FOCUS_MODE_MOUSE)
if (meta_prefs_get_focus_mode () == G_DESKTOP_FOCUS_MODE_MOUSE)
{
meta_topic (META_DEBUG_FOCUS,
"Setting focus to no_focus_window, since no valid "
"window to focus found.");
meta_display_unset_input_focus (workspace->display, timestamp);
}
else /* G_DESKTOP_FOCUS_MODE_SLOPPY */
{
focus_ancestor_or_mru_window (workspace, not_this_one, timestamp);
}
return;
}
if (timestamp == META_CURRENT_TIME)
{
/* We would like for this to never happen. However, if
* it does happen then we kludge since using META_CURRENT_TIME
* can mean ugly race conditions--and we can avoid these
* by allowing EnterNotify events (which come with
* timestamps) to handle focus.
*/
meta_topic (META_DEBUG_FOCUS,
"Not focusing mouse window %s because EnterNotify events should handle that",
window->desc);
}
else
{
meta_topic (META_DEBUG_FOCUS,
"Focusing mouse window %s", window->desc);
meta_window_focus (window, timestamp);
}
if (workspace->display->autoraise_window != window &&
meta_prefs_get_auto_raise ())
{
meta_display_queue_autoraise_callback (workspace->display, window);
}
}