diff options
Diffstat (limited to 'sc/source/ui/view/hintwin.cxx')
| -rw-r--r-- | sc/source/ui/view/hintwin.cxx | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sc/source/ui/view/hintwin.cxx b/sc/source/ui/view/hintwin.cxx index d690ab33d002..047b3be2dc3e 100644 --- a/sc/source/ui/view/hintwin.cxx +++ b/sc/source/ui/view/hintwin.cxx @@ -31,6 +31,7 @@ #include <vcl/outdev.hxx> #include <vcl/settings.hxx> #include <vcl/metric.hxx> +#include <sal/log.hxx> #define HINT_LINESPACE 2 #define HINT_INDENT 3 @@ -104,9 +105,16 @@ drawinglayer::primitive2d::Primitive2DContainer ScOverlayHint::createOverlaySequ sal_Int32 nIndex = 0; Point aLineStart = aTextStart; + sal_Int32 nLineCount = 0; while (nIndex != -1) { OUString aLine = m_aMessage.getToken( 0, '\r', nIndex ); + if (aLine.getLength() > 255) + { + // prevent silliness higher up from hanging up the program + SAL_WARN("sc", "ridiculously long line, truncating, len=" << aLine.getLength()); + aLine = aLine.copy(0,255); + } aTextMatrix = basegfx::utils::createScaleTranslateB2DHomMatrix( aFontSize.getX(), aFontSize.getY(), @@ -125,6 +133,13 @@ drawinglayer::primitive2d::Primitive2DContainer ScOverlayHint::createOverlaySequ aSeq.push_back(aMessage); aLineStart.AdjustY(nLineHeight ); + nLineCount++; + if (nLineCount > 50) + { + // prevent silliness higher up from hanging up the program + SAL_WARN("sc", "ridiculously long message, bailing out"); + break; + } } rRange.expand(basegfx::B2DTuple(rRange.getMaxX() + aHintMargin.Width(), |