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Tidied paging

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This commit is contained in:
James Booth 2012-03-06 01:49:29 +00:00
parent 54c43b613c
commit d407500e6f
1 changed files with 20 additions and 16 deletions
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36
windows.c
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@ -320,35 +320,39 @@ void win_page_off(void)
void win_handle_page(int *ch)
{
if (*ch == KEY_PPAGE) {
int rows, cols;
getmaxyx(stdscr, rows, cols);
int rows, cols, y, x;
getmaxyx(stdscr, rows, cols);
getyx(_wins[_curr_prof_win].win, y, x);
_wins[_curr_prof_win].y_pos = _wins[_curr_prof_win].y_pos - (rows - 4);
if (_wins[_curr_prof_win].y_pos < 0)
_wins[_curr_prof_win].y_pos = 0;
int page_space = rows - 4;
int *page_start = &_wins[_curr_prof_win].y_pos;
// page up
if (*ch == KEY_PPAGE) {
*page_start -= page_space;
// went past beginning, show first page
if (*page_start < 0)
*page_start = 0;
_wins[_curr_prof_win].paged = 1;
dirty = TRUE;
} else if (*ch == KEY_NPAGE) {
int rows, cols, y, x;
getmaxyx(stdscr, rows, cols);
getyx(_wins[_curr_prof_win].win, y, x);
_wins[_curr_prof_win].y_pos = _wins[_curr_prof_win].y_pos + (rows - 4);
// page down
} else if (*ch == KEY_NPAGE) {
*page_start += page_space;
// only got half a screen, show full screen
if ((y - _wins[_curr_prof_win].y_pos) < (rows - 4))
_wins[_curr_prof_win].y_pos = y - (rows - 4);
if ((y - (*page_start)) < page_space)
*page_start = y - page_space;
// went past end, show full screen
else if (_wins[_curr_prof_win].y_pos >= y)
_wins[_curr_prof_win].y_pos = y - (rows - 4);
else if (*page_start >= y)
*page_start = y - page_space;
_wins[_curr_prof_win].paged = 1;
dirty = TRUE;
}
}
static void _create_windows(void)