diff options
Diffstat (limited to 'src/keyboard.c')
| -rw-r--r-- | src/keyboard.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/keyboard.c b/src/keyboard.c index ab6ca36219d..0d7f124f5f3 100644 --- a/src/keyboard.c +++ b/src/keyboard.c @@ -8297,6 +8297,19 @@ parse_tool_bar_item (Lisp_Object key, Lisp_Object item) if (CONSP (get_keymap (PROP (TOOL_BAR_ITEM_BINDING), 0, 1))) return 0; + /* If there is a key binding, add it to the help, which will be + displayed as a tooltip for this entry. */ + Lisp_Object binding = PROP (TOOL_BAR_ITEM_BINDING); + Lisp_Object keys = Fwhere_is_internal (binding, Qnil, Qt, Qnil, Qnil); + if (!NILP (keys)) + { + AUTO_STRING (beg, " ("); + AUTO_STRING (end, ")"); + Lisp_Object orig = PROP (TOOL_BAR_ITEM_HELP); + Lisp_Object desc = Fkey_description (keys, Qnil); + set_prop (TOOL_BAR_ITEM_HELP, CALLN (Fconcat, orig, beg, desc, end)); + } + /* Enable or disable selection of item. */ if (!EQ (PROP (TOOL_BAR_ITEM_ENABLED_P), Qt)) set_prop (TOOL_BAR_ITEM_ENABLED_P, |