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GUI: Check for out-of-bounds mLine

This commit is contained in:
Nukem 2015-12-31 00:41:16 -05:00
parent 96da2e4b45
commit 81ad369d3a
1 changed files with 6 additions and 5 deletions
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11
src/gui/Src/Gui/CPUSideBar.cpp
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@ -289,8 +289,8 @@ void CPUSideBar::mouseMoveEvent(QMouseEvent* event)
return;
}
QPoint mousePos = event->pos();
QPoint globalMousePos = event->globalPos();
const QPoint & mousePos = event->pos();
const QPoint & globalMousePos = event->globalPos();
const int mLine = mousePos.y() / fontHeight;
const int mBulletX = viewport()->width() - mBulletXOffset;
@ -299,8 +299,9 @@ void CPUSideBar::mouseMoveEvent(QMouseEvent* event)
const int mouseBulletXOffset = abs(mBulletX - mousePos.x());
const int mouseBulletYOffset = abs(mBulletY - mousePos.y());
// mouseCursor not on a bullet
if(mouseBulletXOffset > mBulletRadius || mouseBulletYOffset > mBulletRadius)
// if (mouseCursor not on a bullet) or (mLine not in bounds)
if((mouseBulletXOffset > mBulletRadius || mouseBulletYOffset > mBulletRadius) ||
(mLine < 0 || mLine >= mInstrBuffer->size()))
{
QToolTip::hideText();
return;
@ -318,7 +319,7 @@ void CPUSideBar::mouseMoveEvent(QMouseEvent* event)
QToolTip::showText(globalMousePos, "BP disabled");
break;
case bp_non_existent:
QToolTip::showText(globalMousePos, "No BP set");
QToolTip::showText(globalMousePos, "BP not set");
break;
}
}