Correctly compute the effective margin beyond the edge of the window #21
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…dge of the window Previously, smooth-scroll-count-lines, which we use to determine effective margin, would return non-negative values, which would be incorrect in case point is moved beyond the edge of the screen. Now it is able to return negative values.
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This is fixing the small remaining part of issue #14: if your point is at the beginning of the window and you press C-p C-n C-p, then the second C-p is a no-op now. |
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Previously, smooth-scroll-count-lines, which we use to determine effective margin, would return non-negative values, which would be incorrect in case point is moved beyond the edge of the window. Now it is able to return negative values.