Explained why only spaces are trimmed and not tabs

1 files changed, 3 insertions, 0 deletions

diff --git a/generic/tkTextDisp.c b/generic/tkTextDisp.c
index e3fc5c9..6d7820a 100644
--- a/generic/tkTextDisp.c
+++ b/generic/tkTextDisp.c
@@ -7611,6 +7611,9 @@ TkTextCharLayoutProc(
                  * next line are allocated to the current line. This gives
                  * the effect of trimming white spaces that would otherwise
                  * be seen at the beginning of wrapped lines.
+                 * Note that testing for '\t' is useless here because the
+                 * chunk always includes at most one trailing \t, see
+                 * LayoutDLine.
                  */
 
                 bytesThatFit++;