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author | fvogel <fvogelnew1@free.fr> | 2015-12-13 20:02:24 (GMT) |
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committer | fvogel <fvogelnew1@free.fr> | 2015-12-13 20:02:24 (GMT) |
commit | 3f1055f6005a1124d104b5c8c94e3f83e3604723 (patch) | |
tree | 6d1f8ea8c5609d3dff3958c35c4bbe1521830b1a | |
parent | 72dde23165afa96dcc2cc50263394cefafe8e403 (diff) | |
parent | 47c6cf375321a9f00b0446e3753d6f9d8c357cd8 (diff) | |
download | tk-3f1055f6005a1124d104b5c8c94e3f83e3604723.zip tk-3f1055f6005a1124d104b5c8c94e3f83e3604723.tar.gz tk-3f1055f6005a1124d104b5c8c94e3f83e3604723.tar.bz2 |
Fixed bug [ff8a1e55a2] - Filling a never-mapped text widget is CPU hungry - Patch from Koen Danckaert
-rw-r--r-- | generic/tkTextDisp.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/generic/tkTextDisp.c b/generic/tkTextDisp.c index 86a81c0..eb479b2 100644 --- a/generic/tkTextDisp.c +++ b/generic/tkTextDisp.c @@ -659,17 +659,8 @@ TkTextCreateDInfo( dInfoPtr->metricEpoch = -1; dInfoPtr->metricIndex.textPtr = NULL; dInfoPtr->metricIndex.linePtr = NULL; - - /* - * Add a refCount for each of the idle call-backs. - */ - - textPtr->refCount++; - dInfoPtr->lineUpdateTimer = Tcl_CreateTimerHandler(0, - AsyncUpdateLineMetrics, textPtr); - textPtr->refCount++; - dInfoPtr->scrollbarTimer = Tcl_CreateTimerHandler(200, - AsyncUpdateYScrollbar, textPtr); + dInfoPtr->lineUpdateTimer = NULL; + dInfoPtr->scrollbarTimer = NULL; textPtr->dInfoPtr = dInfoPtr; } @@ -2913,9 +2904,10 @@ AsyncUpdateLineMetrics( dInfoPtr->lineUpdateTimer = NULL; - if ((textPtr->tkwin == NULL) || (textPtr->flags & DESTROYED)) { + if ((textPtr->tkwin == NULL) || (textPtr->flags & DESTROYED) + || !Tk_IsMapped(textPtr->tkwin)) { /* - * The widget has been deleted. Don't do anything. + * The widget has been deleted, or is not mapped. Don't do anything. */ if (--textPtr->refCount == 0) { |