diff options
Diffstat (limited to 'navigator.c')
| -rw-r--r-- | navigator.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/navigator.c b/navigator.c index d8336ae..d23d975 100644 --- a/navigator.c +++ b/navigator.c @@ -32,6 +32,7 @@ void imv_init_navigator(struct imv_navigator *nav) nav->cur = NULL; nav->num_paths = 0; nav->last_move_direction = 1; + nav->changed = 0; } void imv_destroy_navigator(struct imv_navigator *nav) @@ -60,6 +61,7 @@ static void add_item(struct imv_navigator *nav, const char *path) new_item->next = NULL; new_item->prev = NULL; nav->cur = new_item; + nav->changed = 1; } else { nav->last->next = new_item; new_item->prev = nav->last; @@ -127,6 +129,7 @@ void imv_navigator_next_path(struct imv_navigator *nav) nav->cur = nav->first; } nav->last_move_direction = 1; + nav->changed = 1; } void imv_navigator_prev_path(struct imv_navigator *nav) @@ -142,6 +145,7 @@ void imv_navigator_prev_path(struct imv_navigator *nav) } nav->last_move_direction = -1; + nav->changed = 1; } void imv_navigator_remove_current_path(struct imv_navigator *nav) @@ -175,3 +179,13 @@ void imv_navigator_remove_current_path(struct imv_navigator *nav) free(cur->path); free(cur); } + +int imv_navigator_has_changed(struct imv_navigator *nav) +{ + if(nav->changed) { + nav->changed = 0; + return 1; + } else { + return 0; + } +} |