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Diffstat (limited to 'pegs.c')
-rw-r--r--pegs.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/pegs.c b/pegs.c
index 8286851..38e73b7 100644
--- a/pegs.c
+++ b/pegs.c
@@ -848,7 +848,7 @@ static char *interpret_move(const game_state *state, game_ui *ui,
ui->dx = x;
ui->dy = y;
ui->cur_visible = ui->cur_jumping = 0;
- return ""; /* ui modified */
+ return UI_UPDATE;
}
} else if (button == LEFT_DRAG && ui->dragging) {
/*
@@ -856,7 +856,7 @@ static char *interpret_move(const game_state *state, game_ui *ui,
*/
ui->dx = x;
ui->dy = y;
- return ""; /* ui modified */
+ return UI_UPDATE;
} else if (button == LEFT_RELEASE && ui->dragging) {
int tx, ty, dx, dy;
@@ -868,18 +868,18 @@ static char *interpret_move(const game_state *state, game_ui *ui,
tx = FROMCOORD(x);
ty = FROMCOORD(y);
if (tx < 0 || tx >= w || ty < 0 || ty >= h)
- return ""; /* target out of range */
+ return UI_UPDATE; /* target out of range */
dx = tx - ui->sx;
dy = ty - ui->sy;
if (max(abs(dx),abs(dy)) != 2 || min(abs(dx),abs(dy)) != 0)
- return ""; /* move length was wrong */
+ return UI_UPDATE; /* move length was wrong */
dx /= 2;
dy /= 2;
if (state->grid[ty*w+tx] != GRID_HOLE ||
state->grid[(ty-dy)*w+(tx-dx)] != GRID_PEG ||
state->grid[ui->sy*w+ui->sx] != GRID_PEG)
- return ""; /* grid contents were invalid */
+ return UI_UPDATE; /* grid contents were invalid */
/*
* We have a valid move. Encode it simply as source and
@@ -899,7 +899,7 @@ static char *interpret_move(const game_state *state, game_ui *ui,
ui->cur_x = cx;
ui->cur_y = cy;
}
- return "";
+ return UI_UPDATE;
} else {
int dx, dy, mx, my, jx, jy;
@@ -922,21 +922,21 @@ static char *interpret_move(const game_state *state, game_ui *ui,
ui->cur_x = jx; ui->cur_y = jy;
return dupstr(buf);
}
- return "";
+ return UI_UPDATE;
}
} else if (IS_CURSOR_SELECT(button)) {
if (!ui->cur_visible) {
ui->cur_visible = 1;
- return "";
+ return UI_UPDATE;
}
if (ui->cur_jumping) {
ui->cur_jumping = 0;
- return "";
+ return UI_UPDATE;
}
if (state->grid[ui->cur_y*w+ui->cur_x] == GRID_PEG) {
/* cursor is on peg: next arrow-move wil jump. */
ui->cur_jumping = 1;
- return "";
+ return UI_UPDATE;
}
return NULL;
}