diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Fl_Text_Display.cxx | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/Fl_Text_Display.cxx b/src/Fl_Text_Display.cxx index 889277df3..0b77ea2e2 100644 --- a/src/Fl_Text_Display.cxx +++ b/src/Fl_Text_Display.cxx @@ -1,5 +1,5 @@ // -// "$Id: Fl_Text_Display.cxx,v 1.12.2.38 2002/11/19 16:37:35 easysw Exp $" +// "$Id: Fl_Text_Display.cxx,v 1.12.2.39 2002/11/19 16:45:32 easysw Exp $" // // Copyright 2001-2002 by Bill Spitzak and others. // Original code Copyright Mark Edel. Permission to distribute under @@ -2278,7 +2278,12 @@ int Fl_Text_Display::empty_vlines() { ** entries in the line starts array rather than by scanning for newlines */ int Fl_Text_Display::vline_length( int visLineNum ) { - int nextLineStart, lineStartPos = mLineStarts[ visLineNum ]; + int nextLineStart, lineStartPos; + + if (visLineNum < 0 || visLineNum >= mNVisibleLines) + return (0); + + lineStartPos = mLineStarts[ visLineNum ]; if ( lineStartPos == -1 ) return 0; @@ -3030,5 +3035,5 @@ int Fl_Text_Display::handle(int event) { // -// End of "$Id: Fl_Text_Display.cxx,v 1.12.2.38 2002/11/19 16:37:35 easysw Exp $". +// End of "$Id: Fl_Text_Display.cxx,v 1.12.2.39 2002/11/19 16:45:32 easysw Exp $". // |