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softwrap: account for softwrap in get_page_start() 

In softwrap mode, nano doesn't horizontally scroll lines at all, so in
this case get_page_start() should always return zero.
master
David Lawrence Ramsey 2017-01-31 16:37:10 -06:00 committed by Benno Schulenberg
parent 380ad30a53
commit df2a4679d5
1 changed files with 4 additions and 3 deletions
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7
src/utils.c
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@ -367,13 +367,14 @@ char *free_and_assign(char *dest, char *src)
return src; return src;
} }
/* nano scrolls horizontally within a line in chunks. Return the column /* When not in softwrap mode, nano scrolls horizontally within a line in
* number of the first character displayed in the edit window when the * chunks (a bit smaller than the chunks used in softwrapping). Return the
* column number of the first character displayed in the edit window when the
* cursor is at the given column. Note that (0 <= column - * cursor is at the given column. Note that (0 <= column -
* get_page_start(column) < COLS). */ * get_page_start(column) < COLS). */
size_t get_page_start(size_t column) size_t get_page_start(size_t column)
{ {
if (column == 0 || column < editwincols - 1) if (column < editwincols - 1 || ISSET(SOFTWRAP) || column == 0)
return 0; return 0;
else if (editwincols > 8) else if (editwincols > 8)
return column - 7 - (column - 7) % (editwincols - 8); return column - 7 - (column - 7) % (editwincols - 8);