diff options
Diffstat (limited to 'generic/tkTextDisp.c')
| -rw-r--r-- | generic/tkTextDisp.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/generic/tkTextDisp.c b/generic/tkTextDisp.c index ff90520..d31d2f3 100644 --- a/generic/tkTextDisp.c +++ b/generic/tkTextDisp.c @@ -2942,9 +2942,20 @@ AsyncUpdateLineMetrics( /* * We have looped over all lines, so we're done. We must release our * refCount on the widget (the timer token was already set to NULL - * above). + * above). If there is a registered command, run that first. */ + if (textPtr->linesUpdatedCmd != NULL) { + Tcl_Preserve((ClientData)textPtr->interp); + int code = Tcl_EvalObjEx(textPtr->interp, textPtr->linesUpdatedCmd, TCL_EVAL_GLOBAL); + if (code != TCL_OK && code != TCL_CONTINUE + && code != TCL_BREAK) { + Tcl_AddErrorInfo(textPtr->interp, "\n (text yupdate)"); + Tcl_BackgroundError(textPtr->interp); + } + Tcl_Release((ClientData)textPtr->interp); + } + textPtr->refCount--; if (textPtr->refCount == 0) { ckfree((char *) textPtr); |