diff options
Diffstat (limited to 'misc.c')
| -rw-r--r-- | misc.c | 14 |
1 files changed, 11 insertions, 3 deletions
@@ -351,15 +351,16 @@ void draw_rect_corners(drawing *dr, int cx, int cy, int r, int col) draw_line(dr, cx + r, cy + r, cx + r/2, cy + r, col); } -void move_cursor(int button, int *x, int *y, int maxw, int maxh, bool wrap) +char *move_cursor(int button, int *x, int *y, int maxw, int maxh, bool wrap, + bool *visible) { - int dx = 0, dy = 0; + int dx = 0, dy = 0, ox = *x, oy = *y; switch (button) { case CURSOR_UP: dy = -1; break; case CURSOR_DOWN: dy = 1; break; case CURSOR_RIGHT: dx = 1; break; case CURSOR_LEFT: dx = -1; break; - default: return; + default: return MOVE_UNUSED; } if (wrap) { *x = (*x + dx + maxw) % maxw; @@ -368,6 +369,13 @@ void move_cursor(int button, int *x, int *y, int maxw, int maxh, bool wrap) *x = min(max(*x+dx, 0), maxw - 1); *y = min(max(*y+dy, 0), maxh - 1); } + if (visible != NULL && !*visible) { + *visible = true; + return MOVE_UI_UPDATE; + } + if (*x != ox || *y != oy) + return MOVE_UI_UPDATE; + return MOVE_NO_EFFECT; } /* Used in netslide.c and sixteen.c for cursor movement around edge. */ |