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More like this -- anchor point constant.

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This commit is contained in:
William McBrine
2019-08-22 13:22:17 -04:00
parent 8c0a8b2dbb
commit de28baae72
1 changed files with 33 additions and 20 deletions
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53
pdcurses/getch.c
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@@ -103,16 +103,27 @@ static int c_ungch[NUNGETCH]; /* array of ungotten chars */
static void _highlight(void)
{
int i, j, y_start, y_end, x_start, x_end;
int i, j, start, end, y_start, y_end, x_start, x_end;
if (-1 == SP->sel_start)
return;
y_start = SP->sel_start / COLS;
x_start = SP->sel_start % COLS;
if (SP->sel_start < SP->sel_end)
{
start = SP->sel_start;
end = SP->sel_end;
}
else
{
start = SP->sel_end;
end = SP->sel_start;
}
y_end = SP->sel_end / COLS;
x_end = SP->sel_end % COLS;
y_start = start / COLS;
x_start = start % COLS;
y_end = end / COLS;
x_end = end % COLS;
for (j = y_start; j <= y_end; j++)
for (i = (j == y_start ? x_start : 0);
@@ -140,14 +151,7 @@ static int _mouse_key(void)
return -1;
case BUTTON_MOVED:
_highlight();
if (i > SP->sel_start)
SP->sel_end = i;
else
{
if (SP->sel_start > SP->sel_end)
SP->sel_end = SP->sel_start;
SP->sel_start = i;
}
SP->sel_end = i;
_highlight();
case BUTTON_RELEASED:
return -1;
@@ -220,20 +224,29 @@ static void _copy(void)
#endif
char *tmp;
long pos;
int i, j, y_start, y_end, x_start, x_end, len;
int i, j, start, end, y_start, y_end, x_start, x_end, len;
if (-1 == SP->sel_start)
return;
len = SP->sel_end - SP->sel_start;
if (SP->sel_start < SP->sel_end)
{
start = SP->sel_start;
end = SP->sel_end;
}
else
{
start = SP->sel_end;
end = SP->sel_start;
}
y_start = SP->sel_start / COLS;
x_start = SP->sel_start % COLS;
y_start = start / COLS;
x_start = start % COLS;
y_end = SP->sel_end / COLS;
x_end = SP->sel_end % COLS;
y_end = end / COLS;
x_end = end % COLS;
len += y_end - y_start;
len = (end - start) + (y_end - y_start);
#ifdef PDC_WIDE
wtmp = malloc((len + 1) * sizeof(wchar_t));