Fix bugs #16674 and #18112 with resizing TTY frames after switching terminals.

 lisp/window.el (window--pixel-to-total): Use FRAME's root window, not
 that of the selected frame.

2 files changed, 6 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 5307a6a496f..fe7dec98983 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2014-07-27  Eli Zaretskii  <eliz@gnu.org>
+
+        * window.el (window--pixel-to-total): Use FRAME's root window, not
+        that of the selected frame.  (Bug#18112, Bug#16674)
+
 2014-07-27  Andreas Schwab  <schwab@linux-m68k.org>
 
         * textmodes/tex-mode.el (tex-font-lock-verb): Doc fix.
diff --git a/lisp/window.el b/lisp/window.el
index 28dd6a8ab26..c771f01707e 100644
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -2230,7 +2230,7 @@ Optional argument HORIZONTAL non-nil means assign new total
 window widths from pixel widths."
   (setq frame (window-normalize-frame frame))
   (let* ((char-size (frame-char-size frame horizontal))
-         (root (frame-root-window))
+         (root (frame-root-window frame))
          (root-size (window-size root horizontal t))
          ;; We have to care about the minibuffer window only if it
          ;; appears together with the root window on this frame.