BTHistory::BTHistory(QWidget* parent)
: m_historyList(),
m_index(-1),
m_inHistoryFunction(false) {
setParent(parent);
BT_ASSERT(class_invariant());
}
void BTHistory::sendChangedSignal()
{
bool backEnabled = m_index > 0; //there are items in the back list
bool fwEnabled = m_historyList.size() > m_index+1; //there are items in the fw list
emit historyChanged(backEnabled, fwEnabled);
Q_ASSERT(class_invariant());
}
void BTHistory::fw()
{
qDebug("BTHistory::fw");
if (m_index < (m_historyList.size()-1)) {
move(m_historyList.at(m_index+1));
}
Q_ASSERT(class_invariant());
}
void BTHistory::back()
{
qDebug("BTHistory::back");
if ( m_index >= 1) {
move(m_historyList.at(m_index-1));
}
Q_ASSERT(class_invariant());
}
QList<QAction*> BTHistory::getFwList() {
QList<QAction*> list;
for (int i = m_index + 1; i < m_historyList.size(); ++i) {
list.append(m_historyList.at(i));
}
BT_ASSERT(class_invariant());
return list;
}
QList<QAction*> BTHistory::getBackList() {
QList<QAction*> list;
for (int i = m_index - 1; i >= 0; --i) {
list.append(m_historyList.at(i));
}
BT_ASSERT(class_invariant());
return list;
}
QList<QAction*> BTHistory::getBackList()
{
qDebug("BTHistory::getBackList");
QList<QAction*> list;
for (int i = m_index-1; i >= 0; --i) {
list.append(m_historyList.at(i));
}
qDebug() << "return:" << list;
Q_ASSERT(class_invariant());
return list;
}
void BTHistory::move(QAction* historyItem) {
//BT_ASSERT(historyItem);
BT_ASSERT(m_historyList.count());
m_inHistoryFunction = true;
//find the action in the list
m_index = m_historyList.indexOf(historyItem);
//move to the selected item in the list, it will be the current item
emit historyMoved(m_historyList.at(m_index)->property(ActionText).toString()); // signal to "outsiders"; key has been changed
sendChangedSignal();
m_inHistoryFunction = false;
BT_ASSERT(class_invariant());
}
void BTHistory::add(CSwordKey* newKey) {
BT_ASSERT(newKey);
// Add new key Action after current index if we were not using the history functions,
// if it's not a duplicate and if it's not empty.
if (!m_inHistoryFunction && ((m_index < 0) || (newKey->key() != m_historyList.at(m_index)->property(ActionText).toString()) )) {
if (!newKey->key().isEmpty()) {
auto * const a = new QAction(newKey->key(), this);
a->setProperty(ActionText, newKey->key());
m_historyList.insert(++m_index, a);
}
// \todo history limit?
sendChangedSignal();
}
BT_ASSERT(class_invariant());
}
QList<QAction*> BTHistory::getFwList()
{
qDebug("BTHistory::getFwList");
QList<QAction*> list;
//qDebug() << "historyList.size:" << m_historyList.size();
for (int i = m_index+1; i < m_historyList.size(); ++i) {
//qDebug() << "i:" << i;
list.append(m_historyList.at(i));
}
qDebug() << "return:" << list;
Q_ASSERT(class_invariant());
return list;
}
void BTHistory::add(CSwordKey* newKey) {
qDebug("BTHistory::add");
Q_ASSERT(newKey);
// Add new key Action after current index if we were not using the history functions,
// if it's not a duplicate and if it's not empty.
if (!m_inHistoryFunction && ((m_index < 0) || (newKey->key() != m_historyList.at(m_index)->text()) ))
{
if (!newKey->key().isEmpty()) {
m_historyList.insert(++m_index, new QAction(newKey->key(), this));
}
// TODO: history limit?
sendChangedSignal();
}
Q_ASSERT(class_invariant());
}
void BTHistory::move(QAction* historyItem)
{
qDebug("BTHistory::move");
//Q_ASSERT(historyItem);
Q_ASSERT(m_historyList.count());
m_inHistoryFunction = true;
//find the action in the list
m_index = m_historyList.indexOf(historyItem);
//move to the selected item in the list, it will be the current item
QString newKey = m_historyList.at(m_index)->text();
emit historyMoved(newKey); // signal to "outsiders"; key has been changed
sendChangedSignal();
m_inHistoryFunction = false;
Q_ASSERT(class_invariant());
}
void BTHistory::fw() {
if (m_index < (m_historyList.size() - 1)) {
move(m_historyList.at(m_index + 1));
}
BT_ASSERT(class_invariant());
}
void BTHistory::back() {
if ( m_index >= 1) {
move(m_historyList.at(m_index - 1));
}
BT_ASSERT(class_invariant());
}
