diff options
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/tkUnixMenu.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/unix/tkUnixMenu.c b/unix/tkUnixMenu.c index 6eafd91..bc64db5 100644 --- a/unix/tkUnixMenu.c +++ b/unix/tkUnixMenu.c @@ -8,7 +8,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tkUnixMenu.c,v 1.14 2005/11/27 02:36:16 das Exp $ + * RCS: @(#) $Id: tkUnixMenu.c,v 1.15 2006/11/24 18:11:32 hobbs Exp $ */ #include "tkPort.h" @@ -864,25 +864,31 @@ DrawMenuUnderline( int width, int height) { - int indicatorSpace = mePtr->indicatorSpace; + if ((mePtr->underline >= 0) && (mePtr->labelPtr != NULL)) { + int len; - if (mePtr->underline >= 0) { - int activeBorderWidth; - int leftEdge; - char *label = Tcl_GetStringFromObj(mePtr->labelPtr, NULL); - CONST char *start = Tcl_UtfAtIndex(label, mePtr->underline); - CONST char *end = Tcl_UtfNext(start); + /* do the unicode call just to prevent overruns */ + Tcl_GetUnicodeFromObj(mePtr->labelPtr, &len); + if (mePtr->underline < len) { + int activeBorderWidth; + int leftEdge; + CONST char *label, *start, *end; - Tk_GetPixelsFromObj(NULL, menuPtr->tkwin, - menuPtr->activeBorderWidthPtr, &activeBorderWidth); - leftEdge = x + indicatorSpace + activeBorderWidth; - if (menuPtr->menuType == MENUBAR) { - leftEdge += 5; - } + label = Tcl_GetStringFromObj(mePtr->labelPtr, NULL); + start = Tcl_UtfAtIndex(label, mePtr->underline); + end = Tcl_UtfNext(start); - Tk_UnderlineChars(menuPtr->display, d, gc, tkfont, label, - leftEdge, y + (height + fmPtr->ascent - fmPtr->descent) / 2, - start - label, end - label); + Tk_GetPixelsFromObj(NULL, menuPtr->tkwin, + menuPtr->activeBorderWidthPtr, &activeBorderWidth); + leftEdge = x + mePtr->indicatorSpace + activeBorderWidth; + if (menuPtr->menuType == MENUBAR) { + leftEdge += 5; + } + + Tk_UnderlineChars(menuPtr->display, d, gc, tkfont, label, leftEdge, + y + (height + fmPtr->ascent - fmPtr->descent) / 2, + start - label, end - label); + } } } |