/*
Select all messages from a set of threads (passed as a set of mail.thread_id).
Return the number of selected messages.
*/
int
mail_listview::select_threads(const QSet<uint>& threads)
{
if (threads.empty())
return 0;
int cnt=0;
QStandardItem* item = model()->first_top_level_item();
QItemSelectionModel* sel = this->selectionModel();
while (item) {
QVariant v = item->data(mail_item_model::mail_msg_role);
mail_msg* msg = v.value<mail_msg*>();
QModelIndex index = item->index();
if (threads.contains(msg->thread_id())) {
DBG_PRINTF(4, "selecting index for mail_id=%d", msg->get_id());
sel->select(index, QItemSelectionModel::Select|QItemSelectionModel::Rows);
cnt++;
}
// next item
QModelIndex index_below = indexBelow(index);
if (index_below.isValid()) {
item = model()->itemFromIndex(index_below);
}
else
item=NULL;
}
return cnt;
}
/**
* This implementation provides a recursive realtime search over
* the whole channel tree. It also features delayed selection
* with with automatic expanding of folded channels.
*/
void UserView::keyboardSearch(const QString &search) {
if (qtSearch->isActive()) {
qpmiSearch = QPersistentModelIndex();
qtSearch->stop();
}
bool forceSkip = false;
if (tSearch.restart() > (QApplication::keyboardInputInterval() * 1000ULL)) {
qsSearch = QString();
forceSkip = true;
}
bool isBackspace = (search.length() == 1) && (search.at(0).row() == 0) && (search.at(0).cell() == 8);
if (isBackspace) {
if (! qsSearch.isEmpty())
qsSearch = qsSearch.left(qsSearch.length()-1);
} else {
qsSearch += search;
}
// Try default search (which doesn't recurse non-expanded items) and see if it returns something "valid"
QTreeView::keyboardSearch(search);
QModelIndex start = currentIndex();
if (start.isValid() && model()->data(start, Qt::DisplayRole).toString().startsWith(qsSearch, Qt::CaseInsensitive))
return;
if (forceSkip && start.isValid())
start = indexBelow(start);
if (! start.isValid())
start = model()->index(0, 0, QModelIndex());
QModelIndexList qmil = model()->match(start, Qt::DisplayRole, qsSearch, 1, Qt::MatchFlags(Qt::MatchStartsWith | Qt::MatchWrap | Qt::MatchRecursive));
if (qmil.count() == 0)
qmil = model()->match(start, Qt::DisplayRole, qsSearch, 1, Qt::MatchFlags(Qt::MatchContains | Qt::MatchWrap | Qt::MatchRecursive));
if (qmil.isEmpty())
return;
QModelIndex qmi = qmil.at(0);
QModelIndex p = qmi.parent();
bool visible = true;
while (visible && p.isValid()) {
visible = visible && isExpanded(p);
p = p.parent();
}
if (visible)
selectionModel()->setCurrentIndex(qmi, QItemSelectionModel::ClearAndSelect);
else {
qpmiSearch = qmi;
qtSearch->start();
}
}
int PacmanView::visibleRowIndex(const QModelIndex & index) const {
if (!isVisibleIndex(index)) return -1;
QModelIndex next_index = indexAt(QPoint(0,0));
if (next_index == index) return 0;
for (int i=1;(next_index = indexBelow(next_index)).isValid() && isVisibleIndex(next_index);i++) {
if (next_index == index) return i;
}
return -1;
}
void hrTreeView::keyPressEvent(QKeyEvent *event)
{
if (event->key() == Qt::Key_Down)
{
QModelIndex index = indexBelow(currentIndex());
emit highlighted(index.isValid() ? index : currentIndex());
}
else if (event->key() == Qt::Key_Up)
{
QModelIndex index = indexAbove(currentIndex());
emit highlighted(index.isValid() ? index : currentIndex());
}
QTreeView::keyPressEvent(event);
}
void TabTreeView::initView()
{
// Restore expanded state
expandAll();
QModelIndex index = model()->index(0, 0);
while (index.isValid()) {
WebTab *tab = index.data(TabModel::WebTabRole).value<WebTab*>();
if (tab) {
setExpanded(index, tab->sessionData().value(m_expandedSessionKey, true).toBool());
}
index = indexBelow(index);
}
m_initializing = false;
}
int CustomTreeView::sizeHintForColumn(int col) const {
if (!model() || col > 0)
return -1;
ensurePolished();
int hint = 0;
QModelIndex index = model()->index(0,col);
while (index.isValid()) {
if (viewport()->rect().contains(visualRect(index))) {
hint = qMax(hint, visualRect(index).x() + itemDelegate(index)->sizeHint(viewOptions(), index).width());
}
index = indexBelow(index);
}
return qMin(hint, viewport()->rect().width());
}
QModelIndex SearchEditorTreeView::moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers)
{
if (cursorAction == QAbstractItemView::MoveNext) {
QModelIndex index = currentIndex();
// Only the first column of a group is editable
if (!model()->data(index.sibling(index.row(), 0), Qt::UserRole + 1).toBool()) {
// Move to next column in row if there is one
if (index.column() < (header()->count() - 1)) {
return model()->index(index.row(), index.column() + 1, index.parent());
}
}
// Reset to first column in row so that default moveCursor moves it down one
if (indexBelow(index).isValid()) {
setCurrentIndex(model()->index(index.row(), 0, index.parent()));
}
}
else if (cursorAction == QAbstractItemView::MovePrevious) {
QModelIndex index = currentIndex();
// Only the first column of a group is editable
if (!model()->data(index.sibling(index.row(), 0), Qt::UserRole + 1).toBool()) {
// Move to previous column in row if there is one
if (index.column() > 0) {
return model()->index(index.row(), index.column() - 1, index.parent());
}
}
if (indexAbove(index).isValid()) {
// If row above is a group always reset to first column otherwise last column
if (model()->data(indexAbove(index).sibling(indexAbove(index).row(), 0), Qt::UserRole + 1).toBool()) {
setCurrentIndex(model()->index(index.row(), 0, index.parent()));
}
else {
setCurrentIndex(model()->index(index.row(), header()->count() - 1, index.parent()));
}
}
}
return QTreeView::moveCursor(cursorAction, modifiers);
}
/*
direction: 1=below only, 2=above only, 3=below then above
*/
QStandardItem*
mail_listview::nearest(const mail_msg* msg, int direction) const
{
mail_item_model* model = this->model();
QStandardItem* item = model->item_from_id(msg->get_id());
if (item!=NULL) {
if (direction==1 || direction==3) {
QModelIndex index_below=indexBelow(item->index());
if (index_below.isValid()) {
return model->itemFromIndex(index_below);
}
}
if (direction==2 || direction==3) {
QModelIndex index_above=indexAbove(item->index());
if (index_above.isValid()) {
return model->itemFromIndex(index_above);
}
}
}
return NULL;
}
void
mail_listview::remove_msg(mail_msg* msg, bool select_next)
{
DBG_PRINTF(8, "mail_listview::remove_msg(mail_id=%d, select_next=%d)", msg->get_id(), select_next);
mail_item_model* model = this->model();
QStandardItem* item = model->item_from_id(msg->get_id());
if (!item)
return;
QStandardItem* nearest = NULL;
QSet<QStandardItem*> expanded_set;
if (select_next) {
QModelIndex index_below = indexBelow(item->index());
if (index_below.isValid()) {
nearest = model->itemFromIndex(index_below);
DBG_PRINTF(5, "nearest got from index_below");
}
else {
QModelIndex index_above = indexAbove(item->index());
if (index_above.isValid()) {
nearest = model->itemFromIndex(index_above);
DBG_PRINTF(5, "nearest got from index_above");
}
}
if (nearest) {
/* record the expansion states of all child items to set them
back after the parent's removal */
collect_expansion_states(item, expanded_set);
}
}
model->remove_msg(msg);
if (select_next && nearest) {
QModelIndex index = nearest->index();
DBG_PRINTF(5,"making current index row=%d col=%d parent is valid=%d",
index.row(), index.column(), index.parent().isValid()?1:0);
foreach (QStandardItem *child, expanded_set) {
setExpanded(child->index(), true);
}
void TabTreeView::adjustStyleOption(QStyleOptionViewItem *option)
{
const QModelIndex index = option->index;
option->state.setFlag(QStyle::State_Active, true);
option->state.setFlag(QStyle::State_HasFocus, false);
option->state.setFlag(QStyle::State_Selected, index.data(TabModel::CurrentTabRole).toBool());
if (!index.isValid()) {
option->viewItemPosition = QStyleOptionViewItem::Invalid;
} else if (model()->rowCount() == 1) {
option->viewItemPosition = QStyleOptionViewItem::OnlyOne;
} else {
if (!indexAbove(index).isValid()) {
option->viewItemPosition = QStyleOptionViewItem::Beginning;
} else if (!indexBelow(index).isValid()) {
option->viewItemPosition = QStyleOptionViewItem::End;
} else {
option->viewItemPosition = QStyleOptionViewItem::Middle;
}
}
}
void views::treeView::paintEvent(QPaintEvent * event)
{
QPainter painter(viewport());
drawTree(&painter, event->region());
if(state() ==QAbstractItemView::DraggingState && showDropIndicator() )
{
DropIndicatorPosition pos=dropIndicatorPosition ();
if(pos==AboveItem)
{
QModelIndex in=indexAt( viewport()->mapFromGlobal(QCursor::pos() ) );
QRect rect=visualRect(in);
rect.setX(viewport()->rect().x() );
rect.setWidth(viewport()->rect().width());
QPen pen(palette().highlight().color() );
pen.setWidth(3);
painter.setPen(pen);
painter.drawLine(rect.topLeft(),rect.topRight());
}
else if(pos==BelowItem)
{
QModelIndex in=indexAt( viewport()->mapFromGlobal(QCursor::pos() ) );
QRect rect=visualRect(in);
rect.setX(viewport()->rect().x() );
rect.setWidth(viewport()->rect().width());
QPen pen(palette().highlight().color() );
pen.setWidth(3);
painter.setPen(pen);
painter.drawLine(rect.bottomLeft(),rect.bottomRight());
}
else if(pos==OnViewport)
{
if(model()==0)
return ;
QModelIndex in=model()->index(model()->rowCount()-1,notHide(),QModelIndex() );
while(indexBelow(in).isValid() )
{
in=indexBelow(in);
}
QRect rect=visualRect(in);
rect.setX(viewport()->rect().x() );
rect.setWidth(viewport()->rect().width());
QPen pen(palette().highlight().color() );
pen.setWidth(3);
painter.setPen(pen);
painter.drawLine(rect.bottomLeft(),rect.bottomRight());
}
else if(pos==OnItem)
{
QModelIndex in=indexAt( viewport()->mapFromGlobal(QCursor::pos() ) );
QRect rect=visualRect(in);
QPen pen(palette().highlight().color() );
pen.setWidth(2);
painter.setPen(pen);
painter.drawRect(rect);
}
}
}
