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-rw-r--r--src/intlGUIEditBox.cpp11
1 files changed, 4 insertions, 7 deletions
diff --git a/src/intlGUIEditBox.cpp b/src/intlGUIEditBox.cpp
index 37687e1e4..ad59ef13a 100644
--- a/src/intlGUIEditBox.cpp
+++ b/src/intlGUIEditBox.cpp
@@ -1419,13 +1419,10 @@ void intlGUIEditBox::calculateScrollPos()
}
// vertical scroll position
- if (FrameRect.LowerRightCorner.Y < CurrentTextRect.LowerRightCorner.Y + VScrollPos)
- VScrollPos = CurrentTextRect.LowerRightCorner.Y - FrameRect.LowerRightCorner.Y + VScrollPos;
-
- else if (FrameRect.UpperLeftCorner.Y > CurrentTextRect.UpperLeftCorner.Y + VScrollPos)
- VScrollPos = CurrentTextRect.UpperLeftCorner.Y - FrameRect.UpperLeftCorner.Y + VScrollPos;
- else
- VScrollPos = 0;
+ if (FrameRect.LowerRightCorner.Y < CurrentTextRect.LowerRightCorner.Y)
+ VScrollPos += CurrentTextRect.LowerRightCorner.Y - FrameRect.LowerRightCorner.Y; // scrolling downwards
+ else if (FrameRect.UpperLeftCorner.Y > CurrentTextRect.UpperLeftCorner.Y)
+ VScrollPos += CurrentTextRect.UpperLeftCorner.Y - FrameRect.UpperLeftCorner.Y; // scrolling upwards
// todo: adjust scrollbar
}