void delete_case6(rb_node* n, rb_tree* tree) {
rb_node* s = sibling(n);
s->color = n->parent->color;
n->parent->color = BLACK;
if (n == n->parent->left) {
s->right->color = BLACK;
rotate_left(n->parent, tree);
} else {
s->left->color = BLACK;
rotate_right(n->parent, tree);
}
}
/**
* Returns the child node of v so that edge leading to the child node starts with the symbol c.
*/
ulong SSTree::child(ulong v, uchar c)
{
if (isleaf(v))
return 0;
v++; // First child of v
while (v != 0)
{
if (c == edge(v,1))
return v;
v = sibling(v);
}
return 0;
}
void RBTree::delete_fix2(RBNode* n){
RBNode* s = sibling(n);
if(s->getColor() == ROJO){
n->father->setColor(ROJO);
s->setColor(NEGRO);
//ROtamos respecto al padre.
if (n->father->left->getKey() == n->getKey() )
left_rotate(n->father);
else
right_rotate(n->father);
}
delete_fix3(n);
}
bin64_t bin64_t::next_dfsio (uint8_t floor) {
/*while (ret.is_right())
ret = ret.parent();
ret = ret.sibling();
while (ret.layer()>floor)
ret = ret.left();*/
if (is_right()) {
return parent();
} else {
bin64_t ret = sibling();
while (ret.layer()>floor)
ret = ret.left();
return ret;
}
}
void RBTree::delete_fix6(RBNode *n)
{
RBNode* s = sibling(n);
s->setColor( n->father->getColor() );
n->father->setColor( NEGRO );
if (n->father->left->getKey() == n->getKey()) {
s->right->setColor( NEGRO );
left_rotate(n->father);
}else {
s->left->setColor( NEGRO );
right_rotate(n->father);
}
}
void AccountsListWidget::on_Profile__released ()
{
auto index = Ui_.Accounts_->selectionModel ()->currentIndex ();
index = index.sibling (index.row (), Columns::Name);
if (!index.isValid ())
return;
QStandardItem *item = AccountsModel_->itemFromIndex (index);
if (item &&
Item2Account_.contains (item))
{
ProfileDialog *pd = new ProfileDialog (Item2Account_ [item], this);
pd->setAttribute (Qt::WA_DeleteOnClose);
pd->show ();
}
}
static void recolor(JRB n)
{
JRB p, gp, s;
int done = 0;
while (!done) {
if (isroot(n)) {
setblack(n);
return;
}
p = n->parent;
if (isblack(p))
return;
if (isroot(p)) {
setblack(p);
return;
}
gp = p->parent;
s = sibling(p);
if (isred(s)) {
setblack(p);
setred(gp);
setblack(s);
n = gp;
}
else {
done = 1;
}
}
/* p's sibling is black, p is red, gp is black */
if ((isleft(n) == 0) == (isleft(p) == 0)) {
single_rotate(gp, isleft(n));
setblack(p);
setred(gp);
}
else {
single_rotate(p, isleft(n));
single_rotate(gp, isleft(n));
setblack(n);
setred(gp);
}
}
static inline void
delete_case2(struct RBTREE_TYPENAME* target, struct RBTREE_NODE* P,
struct RBTREE_NODE* N)
{
struct RBTREE_NODE* S = sibling(P, N);
if (S->color == RED)
{
P->color = RED;
S->color = BLACK;
if (N == P->left)
rotate_left(target, P);
else
rotate_right(target, P);
}
delete_case3(target, N);
}
/**
* Prints edge labels of the Suffix tree
*/
void SSTree::PrintTree(ulong v, int depth)
{
for (int i=0;i< depth;i++)
printf(" ");
if (v != 0)
{
PrintEdge(v);
}
if(!(isleaf(v)))
{
PrintTree(v + 1, depth+1);
}
v = sibling(v);
if (v != 0)
PrintTree(v, depth);
}
static void
delete_case3(struct RBTREE_TYPENAME* target,
struct RBTREE_NODE* N)
{
struct RBTREE_NODE* P = N->parent;
struct RBTREE_NODE* S = sibling(P, N);
if ((P->color == BLACK) &&
(S->color == BLACK) &&
(S->left == NULL || S->left->color == BLACK) &&
(S->right == NULL || S->right->color == BLACK))
{
S->color = RED;
delete_case1(target, P->parent, P);
}
else
delete_case4(target, P, N, S);
}
void RBTree::delete_fix5(RBNode* n)
{
RBNode *s = sibling(n);
if (s->getColor() == NEGRO) {
if ((n->father->left->getKey() == n->getKey()) &&
(s->right->getColor() == NEGRO) &&
(s->left->getColor() == ROJO)) {
s->setColor( ROJO );
s->left->setColor( NEGRO );
right_rotate(s);
} else if ((n->father->right->getKey() == n->getKey()) &&
(s->left->getColor() == NEGRO) &&
(s->right->getColor() == ROJO)) {
s->setColor( ROJO );
s->right->setColor( NEGRO );
left_rotate(s);
}
}
delete_fix6(n);
}
/* A wrapper around dospr():
* return the tree to its original topology if needed.
* rejects some useless SPRs (e.g. that don't change the topology)
* save info so unspr can get back to original topology.
* returns TRUE if dospr() succeeds and the tree is modified.
*
* It's probably easy to make a mess if you call this directly while root
* moving is going on. e.g. tree->lastspr is checked for some things.
* Root moving was hacked in as an afterthought.
*/
int spr( struct spr_tree *tree, struct spr_node *src, struct spr_node *dest )
{
int tmp, unspr_success=FALSE;
if (tree->unspr_dest){ // back to starting tree
unspr_success = dospr(tree->unspr_src, tree->unspr_dest);
tree->root = spr_findroot(tree->unspr_dest);
if (spr_debug>=2){
fputs(" unspr back to: ", stderr);
newickprint(tree->root, stderr);
}
assert( unspr_success );
tree->unspr_dest = NULL;
}
if (!src && !dest) return unspr_success;
// We used to exclude dest==root, but it doesn't break unspr or anything.
// It always has the same (unrooted) topology as two other trees that spr_next_spr finds.
// (the root node is the "extra" node, for unrooted vs. rooted tree) */
if ( !src || !dest || // protect against silly callers
spr_isancestor(src, dest) || // does this really always catch !(src->parent)?
src->parent == dest->parent) // don't switch siblings
return FALSE;
tree->unspr_src = src;
tree->unspr_dest = sibling(src);
tmp = dospr(src, dest);
if (tmp){
if (!isroot(tree->root)){
tree->root = spr_findroot(dest);
if (spr_debug>=2) fputs("allspr: tree has new root!\n", stderr);
}
if (spr_debug>=1)
printf(" did spr %s -> %s\n", src->data->name, dest->data->name);
}else
tree->unspr_dest = NULL;
return tmp;
}
void str2node2 (const std::string& str, nodes_t& node)
{
//assert the node-id of a new node's parent is less than it
std::vector < std::string > tokens;
tokenize<std::string>(str, std::back_inserter(tokens));
unsigned int len = tokens.size() / 2;
node.resize (len);
std::vector <int> sibling (len);
for (unsigned int i=0; i<len; ++i){
node[i].val = SingleString::get()->getPointer(tokens[2*i]);
node[i].sibling = -1;
node[i].child = -1;
const int parent = atoi(tokens[2*i + 1].c_str()) -1;
node[i].parent = parent;
sibling[i] = -1;
const unsigned int here = i;
if (parent!=-1){
if (node[parent].child == -1) node[parent].child = here;
if (sibling[parent] != -1) node[sibling[parent]].sibling = here;
sibling[parent] = here;
};
};
}
static inline void
delete_case6(struct RBTREE_TYPENAME* target,
struct RBTREE_NODE* N)
{
struct RBTREE_NODE* P = N->parent;
struct RBTREE_NODE* S = sibling(P, N);
S->color = P->color;
P->color = BLACK;
tree_side s = which_side(P, N);
if (s == LEFT)
{
S->right->color = BLACK;
rotate_left(target, P);
}
else if (s == RIGHT)
{
S->left->color = BLACK;
rotate_right(target, P);
}
else
valgrind_fail("X");
}
void treeDelFixUp(Tree *RBT, Node *node)
{
Node *p = node->parent;
Node *s = sibling(node);
// case 1 : s->red (sibling ê¸°ì¤ íì -> siblingì´ BLACKì¸ ìíëĦ FixUp)
if (s->color == RED)
{
p->color = RED;
s->color = BLACK;
if (node == p->left)
{
rotateLeft(RBT, s);
}
else
{
rotateRight(RBT, s);
}
treeDelFixUp(RBT, node);
}
else
{
// case 2 : left->black, right->black
if (s->left->color == BLACK && s->right->color == BLACK)
{
s->color = RED;
if (p->color == RED)
{
p->color = BLACK;
}
else
{
treeDelFixUp(RBT,p);
}
}
else
{
if (node == p->left)
{
// case 3 : left->red, right->black
if (s->right->color == BLACK)
{
s->left->color = BLACK;
s->color = RED;
rotateRight(RBT, s->left);
s = sibling(node);
}
// case 4 : left->black/red, right->red
s->color = p->color;
p->color = BLACK;
s->right->color = BLACK;
rotateLeft(RBT, s);
}
else
{
// case 3-2 : left->black, right->red
if (s->left->color == BLACK)
{
s->right->color = BLACK;
s->color = RED;
rotateLeft(RBT, s->right);
s = sibling(node);
}
// case 4-2 : left->red, right->black/red
s->color = p->color;
p->color = BLACK;
s->left->color = BLACK;
rotateRight(RBT, s);
}
}
}
return;
}
::DosQModelIndex *dos_qmodelindex_sibling(const ::DosQModelIndex *vptr, int row, int column)
{
auto index = static_cast<const QModelIndex *>(vptr);
auto result = new QModelIndex(index->sibling(row, column));
return static_cast<QModelIndex *>(result);
}
/* Inserts the given NODE into BT.
Returns a null pointer if successful.
Returns the existing node already in BT equal to NODE, on
failure. */
struct bt_node *
bt_insert (struct bt *bt, struct bt_node *node)
{
int depth = 0;
node->down[0] = NULL;
node->down[1] = NULL;
if (bt->root == NULL)
{
bt->root = node;
node->up = NULL;
}
else
{
struct bt_node *p = bt->root;
for (;;)
{
int cmp, dir;
cmp = bt->compare (node, p, bt->aux);
if (cmp == 0)
return p;
depth++;
dir = cmp > 0;
if (p->down[dir] == NULL)
{
p->down[dir] = node;
node->up = p;
break;
}
p = p->down[dir];
}
}
bt->size++;
if (bt->size > bt->max_size)
bt->max_size = bt->size;
if (depth > calculate_h_alpha (bt->size))
{
/* We use the "alternative" method of finding a scapegoat
node described by Galperin and Rivest. */
struct bt_node *s = node;
size_t size = 1;
int i;
for (i = 1; ; i++)
if (i < depth)
{
size += 1 + count_nodes_in_subtree (sibling (s));
s = s->up;
if (i > calculate_h_alpha (size))
{
rebalance_subtree (bt, s, size);
break;
}
}
else
{
rebalance_subtree (bt, bt->root, bt->size);
bt->max_size = bt->size;
break;
}
}
return NULL;
}
void rb_tree_delete_repair(tree_t *tree, node_t *n)
{
// przypadek 1: korzeĊ lub czerwony
if (is_nil(parent(n)) || n->color == RED)
return;
// przypadek 2:
if (sibling(n)->color == RED)
{
parent(n)->color = RED;
sibling(n)->color = BLACK;
if (is_left_child(n))
node_rotate_left(tree, parent(n));
else
node_rotate_right(tree, parent(n));
}
// przypadek 3:
if (parent(n)->color == BLACK && sibling(n)->color == BLACK && sibling(n)->left->color == BLACK && sibling(n)->right->color == BLACK)
{
sibling(n)->color = RED;
rb_tree_delete_repair(tree, parent(n));
return;
}
// przypadek 4:
if (parent(n)->color == RED && sibling(n)->color == BLACK && sibling(n)->left->color == BLACK && sibling(n)->right->color == BLACK)
{
sibling(n)->color = RED;
parent(n)->color = BLACK;
return;
}
// przypadek 5
if (is_left_child(n) && sibling(n)->color == BLACK && sibling(n)->left->color == RED && sibling(n)->right->color == BLACK)
{
sibling(n)->color = RED;
sibling(n)->left->color = BLACK;
node_rotate_right(tree, sibling(n));
}
else if (is_right_child(n) && sibling(n)->color == BLACK && sibling(n)->right->color == RED && sibling(n)->left->color == BLACK)
{
sibling(n)->color = RED;
sibling(n)->right->color = BLACK;
node_rotate_left(tree, sibling(n));
}
// przypadek 6:
sibling(n)->color = parent(n)->color;
parent(n)->color = BLACK;
if (is_left_child(n))
{
sibling(n)->right->color = BLACK;
node_rotate_left(tree, parent(n));
}
else
{
sibling(n)->left->color = BLACK;
node_rotate_right(tree, parent(n));
}
}
//! spawn right task, serves as callback for partitioner
void offer_work(const Range& r, depth_t d = 0) {
start_for sibling(*this, r, d);
sibling.execute();
join(sibling.m_executedBegin, sibling.m_executedEnd);
}
void middle() {
sleeper();
sibling();
recurser();
}
Node * uncle(Node* node)
{
return sibling(parent(node));
}
static gboolean
ring_notify_show_text_message(ContactMethod *cm, const QModelIndex& idx)
{
g_return_val_if_fail(idx.isValid() && cm, FALSE);
gboolean success = FALSE;
auto title = g_markup_printf_escaped(C_("Text message notification", "%s says:"), idx.data(static_cast<int>(Ring::Role::Name)).toString().toUtf8().constData());
auto body = g_markup_escape_text(idx.data(Qt::DisplayRole).toString().toUtf8().constData(), -1);
NotifyNotification *notification_new = nullptr;
NotifyNotification *notification_old = nullptr;
/* try to get the previous notification */
auto chat_table = ring_notify_get_chat_table();
auto list = (GList *)g_hash_table_lookup(chat_table, cm);
if (list)
notification_old = (NotifyNotification *)list->data;
/* we display chat notifications in different ways to suit different notification servers and
* their capabilities:
* 1. if the server doesn't support appending (eg: Notification Daemon) then we update the
* previous notification (if exists) with new text; otherwise it takes we have many
* notifications from the same person... we don't concatinate the old messages because
* servers which don't support append usually don't support multi line bodies
* 2. the notify-osd server supports appending; however it doesn't clear the old notifications
* on demand, which means in our case that chat messages which have already been read could
* still be displayed when a new notification is appended, thus in this case, we update
* the old notification body manually to only contain the unread messages
* 3. the 3rd case is that the server supports append but is not notify-osd, then we simply use
* the append feature
*/
if (notification_old && !server_info.append) {
/* case 1 */
notify_notification_update(notification_old, title, body, nullptr);
notification_new = notification_old;
} else if (notification_old && g_strcmp0(server_info.name, SERVER_NOTIFY_OSD) == 0) {
/* case 2 */
/* print up to MAX_NOTIFICATIONS unread messages */
int msg_count = 0;
auto idx_next = idx.sibling(idx.row() - 1, idx.column());
auto read = idx_next.data(static_cast<int>(Media::TextRecording::Role::IsRead)).toBool();
while (idx_next.isValid() && !read && msg_count < MAX_NOTIFICATIONS) {
auto body_prev = body;
body = g_markup_printf_escaped("%s\n%s", body_prev, idx_next.data(Qt::DisplayRole).toString().toUtf8().constData());
g_free(body_prev);
idx_next = idx_next.sibling(idx_next.row() - 1, idx_next.column());
read = idx_next.data(static_cast<int>(Media::TextRecording::Role::IsRead)).toBool();
++msg_count;
}
notify_notification_update(notification_old, title, body, nullptr);
notification_new = notification_old;
} else {
/* need new notification for case 1, 2, or 3 */
notification_new = notify_notification_new(title, body, nullptr);
/* track in hash table */
auto list = (GList *)g_hash_table_lookup(chat_table, cm);
list = g_list_append(list, notification_new);
g_hash_table_replace(chat_table, cm, list);
/* get photo */
QVariant var_p = GlobalInstances::pixmapManipulator().callPhoto(
cm, QSize(50, 50), false);
std::shared_ptr<GdkPixbuf> photo = var_p.value<std::shared_ptr<GdkPixbuf>>();
notify_notification_set_image_from_pixbuf(notification_new, photo.get());
/* normal priority for messages */
notify_notification_set_urgency(notification_new, NOTIFY_URGENCY_NORMAL);
/* remove the key and value from the hash table once the notification is
* closed; note that this will also unref the notification */
g_signal_connect(notification_new, "closed", G_CALLBACK(notification_closed), cm);
/* if the notification server supports actions, make the default action to show the chat view */
if (server_info.actions) {
notify_notification_add_action(notification_new,
"default",
C_("notification action name", "Show"),
(NotifyActionCallback)ring_notify_show_cm,
cm,
nullptr);
}
}
GError *error = nullptr;
success = notify_notification_show(notification_new, &error);
if (!success) {
g_warning("failed to show notification: %s", error->message);
g_clear_error(&error);
}
g_free(title);
g_free(body);
return success;
}
void SSTree::tree_lookup(ulong v, int *_enclose){
if (v != 0) add_enclose(v, _enclose);
if(!(isleaf(v))) tree_lookup(v + 1, _enclose);
v = sibling(v);
if (v != 0) tree_lookup(v, _enclose);
}
void appendSibling (T * data) {
Node sibling(data);
siblings.push_back(sibling);
}
void delete_case5(struct rbtree *t, rbtree_node *n)
{
if (n == n->parent->left &&
get_color(sibling(n)) ==RB_BLACK &&
get_color(sibling(n)->left) == RB_RED &&
get_color(sibling(n)->right) == RB_BLACK)
{
sibling(n)->color = RB_RED;
sibling(n)->left->color =RB_BLACK;
rotate_right(sibling(n),t);
}
else if (n == n->parent->right &&
get_color(sibling(n)) == RB_BLACK &&
get_color(sibling(n)->right) == RB_RED &&
get_color(sibling(n)->left) == RB_BLACK)
{
sibling(n)->color = RB_RED;
sibling(n)->right->color = RB_BLACK;
rotate_left(sibling(n),t);
}
delete_case6(t, n);
}
//! spawn right task, serves as callback for partitioner
void offer_work(typename Partitioner::split_type& split_obj) {
start_for sibling(*this, split_obj);
sibling.execute();
join(sibling.m_executedBegin, sibling.m_executedEnd);
}
void jrb_delete_node(JRB n)
{
JRB s, p, gp;
char ir;
if (isint(n)) {
fprintf(stderr, "Cannot delete an internal node: 0x%p\n", (void *)n);
exit(1);
}
if (ishead(n)) {
fprintf(stderr, "Cannot delete the head of an jrb_tree: 0x%p\n", (void *)n);
exit(1);
}
delete_item(n); /* Delete it from the list */
p = n->parent; /* The only node */
if (isroot(n)) {
p->parent = p;
free(n);
return;
}
s = sibling(n); /* The only node after deletion */
if (isroot(p)) {
s->parent = p->parent;
s->parent->parent = s;
setroot(s);
free(p);
free(n);
return;
}
gp = p->parent; /* Set parent to sibling */
s->parent = gp;
if (isleft(p)) {
gp->flink = s;
setleft(s);
} else {
gp->blink = s;
setright(s);
}
ir = isred(p);
free(p);
free(n);
if (isext(s)) { /* Update proper rext and lext values */
p = lprev(s);
if (!ishead(p)) setrext(p, s);
p = rprev(s);
if (!ishead(p)) setlext(p, s);
} else if (isblack(s)) {
fprintf(stderr, "DELETION PROB -- sib is black, internal\n");
exit(1);
} else {
p = lprev(s);
if (!ishead(p)) setrext(p, s->flink);
p = rprev(s);
if (!ishead(p)) setlext(p, s->blink);
setblack(s);
return;
}
if (ir) return;
/* Recolor */
n = s;
p = n->parent;
s = sibling(n);
while(isblack(p) && isblack(s) && isint(s) &&
isblack(s->flink) && isblack(s->blink)) {
setred(s);
n = p;
if (isroot(n)) return;
p = n->parent;
s = sibling(n);
}
if (isblack(p) && isred(s)) { /* Rotation 2.3b */
single_rotate(p, isright(n));
setred(p);
setblack(s);
s = sibling(n);
}
{ JRB x, z; char il;
if (isext(s)) {
fprintf(stderr, "DELETION ERROR: sibling not internal\n");
exit(1);
}
il = isleft(n);
x = il ? s->flink : s->blink ;
z = sibling(x);
if (isred(z)) { /* Rotation 2.3f */
single_rotate(p, !il);
setblack(z);
if (isred(p)) setred(s); else setblack(s);
setblack(p);
} else if (isblack(x)) { /* Recoloring only (2.3c) */
if (isred(s) || isblack(p)) {
fprintf(stderr, "DELETION ERROR: 2.3c not quite right\n");
exit(1);
}
setblack(p);
setred(s);
return;
} else if (isred(p)) { /* 2.3d */
single_rotate(s, il);
single_rotate(p, !il);
setblack(x);
setred(s);
return;
} else { /* 2.3e */
single_rotate(s, il);
single_rotate(p, !il);
setblack(x);
return;
}
}
}
void delete_case5(rbtree t, node n) {
if (n == n->parent->left &&
node_color(sibling(n)) == BLACK &&
node_color(sibling(n)->left) == RED &&
node_color(sibling(n)->right) == BLACK)
{
sibling(n)->color = RED;
sibling(n)->left->color = BLACK;
rotate_right(t, sibling(n));
}
else if (n == n->parent->right &&
node_color(sibling(n)) == BLACK &&
node_color(sibling(n)->right) == RED &&
node_color(sibling(n)->left) == BLACK)
{
sibling(n)->color = RED;
sibling(n)->right->color = BLACK;
rotate_left(t, sibling(n));
}
delete_case6(t, n);
}
static void delete_case5(L_RBTREE *t, node *n) {
if (n == n->parent->left &&
node_color(sibling(n)) == L_BLACK_NODE &&
node_color(sibling(n)->left) == L_RED_NODE &&
node_color(sibling(n)->right) == L_BLACK_NODE) {
sibling(n)->color = L_RED_NODE;
sibling(n)->left->color = L_BLACK_NODE;
rotate_right(t, sibling(n));
} else if (n == n->parent->right &&
node_color(sibling(n)) == L_BLACK_NODE &&
node_color(sibling(n)->right) == L_RED_NODE &&
node_color(sibling(n)->left) == L_BLACK_NODE) {
sibling(n)->color = L_RED_NODE;
sibling(n)->right->color = L_BLACK_NODE;
rotate_left(t, sibling(n));
}
delete_case6(t, n);
}
node uncle(node n) {
assert (n != NULL);
assert (n->parent != NULL); /* Root node has no uncle */
assert (n->parent->parent != NULL); /* Children of root have no uncle */
return sibling(n->parent);
}