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/*
* Copyright (c) 2010 Kevin Smith
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include "Swift/Controllers/Roster/GroupRosterItem.h"
#include <boost/bind.hpp>
//#include <boost/algorithm.hpp>
#include <iostream>
namespace Swift {
GroupRosterItem::GroupRosterItem(const String& name, GroupRosterItem* parent, bool sortByStatus) : RosterItem(name, parent), sortByStatus_(sortByStatus) {
expanded_ = true;
}
GroupRosterItem::~GroupRosterItem() {
}
bool GroupRosterItem::isExpanded() const {
return expanded_;
}
/**
This has no effect, and is only used by the UI.
If reTransmit is specified, dataChanged will be emitted on a change -
This may be undesireable if called from the UI, so you can use reTransmit=false
to avoid a loop in this case.
*/
void GroupRosterItem::setExpanded(bool expanded) {
bool old = expanded_;
expanded_ = expanded;
if (expanded != old) {
onExpandedChanged(expanded);
}
}
const std::vector<RosterItem*>& GroupRosterItem::getChildren() const {
return children_;
}
const std::vector<RosterItem*>& GroupRosterItem::getDisplayedChildren() const {
return displayedChildren_;
}
void GroupRosterItem::addChild(RosterItem* item) {
children_.push_back(item);
GroupRosterItem* group = dynamic_cast<GroupRosterItem*>(item);
if (group) {
group->onChildrenChanged.connect(boost::bind(&GroupRosterItem::handleChildrenChanged, this, group));
} else {
item->onDataChanged.connect(boost::bind(&GroupRosterItem::handleDataChanged, this, item));
}
onChildrenChanged();
onDataChanged();
}
/**
* Does not emit a changed signal.
*/
void GroupRosterItem::removeAll() {
std::vector<RosterItem*>::iterator it = children_.begin();
displayedChildren_.clear();
while (it != children_.end()) {
ContactRosterItem* contact = dynamic_cast<ContactRosterItem*>(*it);
if (contact) {
delete contact;
} else {
GroupRosterItem* group = dynamic_cast<GroupRosterItem*>(*it);
if (group) {
group->removeAll();
delete group;
}
}
it++;
}
children_.clear();
}
/**
* Returns the removed item - but only if it's the only one, otherwise
* the return result is undefined.
*/
ContactRosterItem* GroupRosterItem::removeChild(const JID& jid) {
std::vector<RosterItem*>::iterator it = children_.begin();
ContactRosterItem* removed = NULL;
while (it != children_.end()) {
ContactRosterItem* contact = dynamic_cast<ContactRosterItem*>(*it);
if (contact && contact->getJID() == jid) {
displayedChildren_.erase(std::remove(displayedChildren_.begin(), displayedChildren_.end(), contact), displayedChildren_.end());
removed = contact;
delete contact;
it = children_.erase(it);
continue;
}
GroupRosterItem* group = dynamic_cast<GroupRosterItem*>(*it);
if (group) {
ContactRosterItem* groupRemoved = group->removeChild(jid);
if (groupRemoved) {
removed = groupRemoved;
}
}
it++;
}
onChildrenChanged();
onDataChanged();
return removed;
}
GroupRosterItem* GroupRosterItem::removeGroupChild(const String& groupName) {
std::vector<RosterItem*>::iterator it = children_.begin();
GroupRosterItem* removed = NULL;
while (it != children_.end()) {
GroupRosterItem* group = dynamic_cast<GroupRosterItem*>(*it);
if (group && group->getDisplayName() == groupName) {
displayedChildren_.erase(std::remove(displayedChildren_.begin(), displayedChildren_.end(), group), displayedChildren_.end());
removed = group;
delete group;
it = children_.erase(it);
continue;
}
it++;
}
onChildrenChanged();
onDataChanged();
return removed;
}
/**
* Returns false if the list didn't need a resort
*/
bool GroupRosterItem::sortDisplayed() {
/* Not doing this until we import boost::algorithm*/
// if (boost::is_sorted(displayedChildren_begin(), displayedChildren_.end(), itemLessThan)) {
// return false;
// }
//Sholudn't need stable_sort here
std::sort(displayedChildren_.begin(), displayedChildren_.end(), sortByStatus_? itemLessThanWithStatus : itemLessThanWithoutStatus);
return true;
}
bool GroupRosterItem::itemLessThanWithoutStatus(const RosterItem* left, const RosterItem* right) {
return left->getSortableDisplayName() < right->getSortableDisplayName();
}
bool GroupRosterItem::itemLessThanWithStatus(const RosterItem* left, const RosterItem* right) {
const ContactRosterItem* leftContact = dynamic_cast<const ContactRosterItem*>(left);
const ContactRosterItem* rightContact = dynamic_cast<const ContactRosterItem*>(right);
if (leftContact) {
if (!rightContact) {
return false;
}
StatusShow::Type leftType = leftContact->getSimplifiedStatusShow();
StatusShow::Type rightType = rightContact->getSimplifiedStatusShow();
if (leftType == rightType) {
return left->getSortableDisplayName() < right->getSortableDisplayName();
} else {
return leftType < rightType;
}
} else {
if (rightContact) {
return true;
}
return left->getSortableDisplayName() < right->getSortableDisplayName();
}
}
void GroupRosterItem::setDisplayed(RosterItem* item, bool displayed) {
bool found = false;
for (size_t i = 0; i < displayedChildren_.size(); i++) {
if (displayedChildren_[i] == item) {
found = true;
}
}
if (found == displayed) {
return;
}
if (displayed) {
displayedChildren_.push_back(item);
sortDisplayed();
} else {
displayedChildren_.erase(std::remove(displayedChildren_.begin(), displayedChildren_.end(), item), displayedChildren_.end());
}
onChildrenChanged();
onDataChanged();
}
void GroupRosterItem::handleDataChanged(RosterItem* /*item*/) {
if (sortDisplayed()) {
onChildrenChanged();
}
}
void GroupRosterItem::handleChildrenChanged(GroupRosterItem* group) {
size_t oldSize = getDisplayedChildren().size();
if (group->getDisplayedChildren().size() > 0) {
bool found = false;
for (size_t i = 0; i < displayedChildren_.size(); i++) {
if (displayedChildren_[i] == group) {
found = true;
}
}
if (!found) {
displayedChildren_.push_back(group);
sortDisplayed();
}
} else {
displayedChildren_.erase(std::remove(displayedChildren_.begin(), displayedChildren_.end(), group), displayedChildren_.end());
}
if (oldSize != getDisplayedChildren().size()) {
onChildrenChanged();
onDataChanged();
}
}
}
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Swift