void MultiCommand::unapply()
{
// unapply in reverse order
QListIterator<ManipulationCommand*> it(cmds);
it.toBack();
while (it.hasPrevious()) {
ManipulationCommand* current = it.previous();
try {
current->unapply();
struc_changed |= current->struc_changed;
mergeChangedNodesFrom(current);
} catch (DOM::DOMException &) {
// rollback
while (it.hasNext()) {
ManipulationCommand* newcurrent = it.next();
try {
newcurrent->reapply();
} catch(DOM::DOMException &) {
// ignore
}
}
throw;
}
}
}
void DOMTreeView::slotAddTextDlg()
{
DOMListViewItem *item = static_cast<DOMListViewItem *>(m_listView->currentItem());
if (!item) return;
QString text;
SignalReceiver addBefore;
{
TextEditDialog dlg(this, "TextEditDialog", true);
connect(dlg.insBeforeBtn, SIGNAL(clicked()), &addBefore, SLOT(slot()));
if (dlg.exec() != QDialog::Accepted) return;
text = dlg.textPane->text();
}
DOM::Node curNode = item->node();
try {
DOM::Node parent = addBefore() ? curNode.parentNode() : curNode;
DOM::Node after = addBefore() ? curNode : 0;
DOM::Node newNode = curNode.ownerDocument().createTextNode(text);
ManipulationCommand *cmd = new InsertNodeCommand(newNode, parent, after);
mainWindow()->executeAndAddCommand(cmd);
if (cmd->isValid()) activateNode(newNode);
} catch (DOM::DOMException &ex) {
mainWindow()->addMessage(ex.code, domErrorMessage(ex.code));
}
}
void DOMTreeView::slotAddElementDlg()
{
DOMListViewItem *item = static_cast<DOMListViewItem *>(m_listView->currentItem());
if (!item) return;
QString qname;
QString namespc;
SignalReceiver addBefore;
{
ElementEditDialog dlg(this);
dlg.setModal(true);
connect(dlg.button(KDialog::User2), SIGNAL(clicked()), &addBefore, SLOT(slot()));
// ### activate when namespaces are supported
dlg.elemNamespace->setEnabled(false);
if (dlg.exec() != QDialog::Accepted) return;
qname = dlg.elemName->text();
namespc = dlg.elemNamespace->currentText();
}
DOM::Node curNode = item->node();
try {
DOM::Node parent = addBefore() ? curNode.parentNode() : curNode;
DOM::Node after = addBefore() ? curNode : 0;
// ### take namespace into account
DOM::Node newNode = curNode.ownerDocument().createElement(qname);
ManipulationCommand *cmd = new InsertNodeCommand(newNode, parent, after);
mainWindow()->executeAndAddCommand(cmd);
if (cmd->isValid()) activateNode(newNode);
} catch (DOM::DOMException &ex) {
mainWindow()->addMessage(ex.code, domErrorMessage(ex.code));
}
}
