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/*
* Copyright (c) 2010-2016 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#include <Swift/QtUI/EventViewer/EventModel.h>
#include <Swiften/Base/Log.h>
namespace Swift {
namespace {
const int inactiveEventsLimit = 50;
}
EventModel::EventModel() {
}
EventModel::~EventModel() {
foreach (QtEvent* event, activeEvents_) {
delete event;
}
foreach (QtEvent* event, inactiveEvents_) {
delete event;
}
}
QtEvent* EventModel::getItem(int row) const {
QtEvent* event = nullptr;
if (row < activeEvents_.size()) {
event = activeEvents_[row];
}
else {
int inactiveRow = row - activeEvents_.size();
if (inactiveRow < inactiveEvents_.size()) {
event = inactiveEvents_[inactiveRow];
}
else {
SWIFT_LOG(error) << "Misbehaving EventModel requests row index outside of range";
}
}
return event;
}
int EventModel::getNewEventCount() {
return activeEvents_.size();
}
QVariant EventModel::data(const QModelIndex& index, int role) const {
if (!index.isValid()) {
return QVariant();
}
QtEvent* item = getItem(index.row());
QVariant result = item ? item->data(role) : QVariant();
return result;
}
/*
* We only reimplement this to get the pointers inside the indices.
*/
QModelIndex EventModel::index(int row, int column, const QModelIndex & parent) const {
if (!hasIndex(row, column, parent) || parent.isValid()) {
return QModelIndex();
}
return row < rowCount() ? createIndex(row, column, getItem(row)) : QModelIndex();
}
int EventModel::rowCount(const QModelIndex& parent) const {
/* Invalid parent = root, valid parent = child, and we're a list not a tree.*/
int count = parent.isValid() ? 0 : activeEvents_.size() + inactiveEvents_.size();
return count;
}
void EventModel::addEvent(std::shared_ptr<StanzaEvent> event, bool active) {
beginResetModel();
if (active) {
activeEvents_.push_front(new QtEvent(event, active));
} else {
inactiveEvents_.push_front(new QtEvent(event, active));
if (inactiveEvents_.size() > inactiveEventsLimit) {
removeEvent(inactiveEvents_[inactiveEventsLimit]->getEvent());
}
}
endResetModel();
}
void EventModel::removeEvent(std::shared_ptr<StanzaEvent> event) {
beginResetModel();
for (int i = inactiveEvents_.size() - 1; i >= 0; i--) {
if (event == inactiveEvents_[i]->getEvent()) {
inactiveEvents_.removeAt(i);
endResetModel();
return;
}
}
for (int i = 0; i < activeEvents_.size(); i++) {
if (event == activeEvents_[i]->getEvent()) {
activeEvents_.removeAt(i);
endResetModel();
return;
}
}
endResetModel();
}
}
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Swift