message: Adjust static_casts to eliminate sign conversion warning
diff: @@ -32,8 +32,8 @@ ListBox::ListBox() :
  mSlider.change().connect(this, &ListBox::slideChanged);
  _updateItemDisplay();
  - mLineHeight = (mFont.height() + 2);
  - mLineCount = static_cast<int>(mRect.height / mLineHeight);
  + mLineHeight = static_cast<unsigned int>(mFont.height() + 2);
  + mLineCount = static_cast<unsigned int>(mRect.height) / mLineHeight;
  _updateItemDisplay();
  }
  