sled

чување e257772180568343938307f3e3cab1c6339a0cf6
родитељ b7b287120b09b845411652b2841286080fddcadd
Аутор: Страхиња Радић <contact@strahinja.org>
Датум:   Wed, 17 Jul 2024 11:40:44 +0200

sled.c(position_to): Limit first_shown_col updating, when moving to the 
right of last character or to the left of the first, to bottom and top 
of screen respectively

Diffstat:
M
sled.c
 | 
10
+++++++---

измењених датотека: 1, додавања: 7(+), брисања: 3(-)
diff --git a/sled.c b/sled.c
@@ -1722,7 +1722,9 @@ position_to(struct DrawState* state, const int row, const int column)
 			if (state->coord.row > 0)
 			{
 				state->coord.row--;
-				if (state->first_shown.row > 0)
+				if (state->first_shown.row > 0
+					&& state->first_shown.row
+						> state->coord.row)
 					state->first_shown.row--;
 				state->coord.col
 					= state->buffer[state->coord.row].length;
@@ -1736,8 +1738,10 @@ position_to(struct DrawState* state, const int row, const int column)
 			if ((state->coord.row + 1) < state->rows_count)
 			{
 				state->coord.row++;
-				if (state->first_shown.row + 1
-					< state->rows_count)
+				if (state->first_shown.row + (state->maxy - 2)
+						< state->coord.row
+					&& state->first_shown.row + 1
+						< state->rows_count)
 					state->first_shown.row++;
 				state->coord.col = 0;
 			}