Previously, this sorting failed when one window was moved to another
workspace.

This fixes Debian bug #280851 [1].

[1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=280851
---
 src/switchmenu.c | 27 +++++++++++----------------
 1 file changed, 11 insertions(+), 16 deletions(-)

diff --git a/src/switchmenu.c b/src/switchmenu.c
index a614e4f..3106595 100644
--- a/src/switchmenu.c
+++ b/src/switchmenu.c
@@ -149,27 +149,22 @@ void OpenSwitchMenu(WScreen * scr, int x, int y, int 
keyboard)
 
 static int menuIndexForWindow(WMenu * menu, WWindow * wwin, int old_pos)
 {
-       int idx;
+       int idx, move_down;
 
        if (menu->entry_no <= old_pos)
                return -1;
 
-#define WS(i)  ((WWindow*)menu->entries[i]->clientdata)->frame->workspace
-       if (old_pos >= 0) {
-               if (WS(old_pos) >= wwin->frame->workspace
-                   && (old_pos == 0 || WS(old_pos - 1) <= 
wwin->frame->workspace)) {
-                       return old_pos;
-               }
-       }
-#undef WS
-
-       for (idx = 0; idx < menu->entry_no; idx++) {
+       for (idx = 0, move_down = 0; idx < menu->entry_no; idx++) {
                WWindow *tw = (WWindow *) menu->entries[idx]->clientdata;
 
-               if (!IS_OMNIPRESENT(tw)
-                   && tw->frame->workspace > wwin->frame->workspace) {
-                       break;
-               }
+               /* Is the window moving down in the menu?  If so, we'll need to
+                  adjust its new index by 1. */
+               if (tw == wwin)
+                       move_down = 1;
+
+               if (IS_OMNIPRESENT(tw) || (tw != wwin &&
+                                          tw->frame->workspace >= 
wwin->frame->workspace))
+                       return idx - move_down;
        }
 
        return idx;
@@ -215,7 +210,7 @@ void UpdateSwitchMenu(WScreen * scr, WWindow * wwin, int 
action)
                if (IS_OMNIPRESENT(wwin))
                        idx = -1;
                else {
-                       idx = menuIndexForWindow(switchmenu, wwin, -1);
+                       idx = menuIndexForWindow(switchmenu, wwin, 0);
                }
 
                entry = wMenuInsertCallback(switchmenu, idx, t, focusWindow, 
wwin);
-- 
2.5.0

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