void CommandManager::SetHandlersByCommandId(const std::map<std::string, SmartPointer<IHandler> >& handlersByCommandId) {
// Make that all the reference commands are created.
for (std::map<std::string, SmartPointer<IHandler> >::const_iterator commandItr = handlersByCommandId.begin();
commandItr != handlersByCommandId.end(); ++commandItr)
{
this->GetCommand(commandItr->first);
}
// Now, set-up the handlers on all of the existing commands.
for (HandleObjectsByIdMap::Iterator commandItr = handleObjectsById.begin();
commandItr != handleObjectsById.end(); ++commandItr)
{
const Command::Pointer command(commandItr->second.Cast<Command>());
const std::string commandId(command->GetId());
std::map<std::string, SmartPointer<IHandler> >::const_iterator handlerItr = handlersByCommandId.find(commandId);
if (handlerItr != handlersByCommandId.end())
{
command->SetHandler(handlerItr->second);
}
else
{
command->SetHandler(IHandler::Pointer(0));
}
}
}
void CommandContributionItem::CreateCommand(const QString &commandId,
const QHash<QString,Object::Pointer> ¶meters)
{
if (commandId.isEmpty())
{
// StatusManager.getManager().handle(StatusUtil.newStatus(IStatus.ERROR,
// "Unable to create menu item \"" + getId()
// + "\", no command id", null));
BERRY_ERROR << "Unable to create menu item \"" << this->GetId().toStdString()
<< "\", no command id";
return;
}
Command::Pointer cmd = commandService->GetCommand(commandId);
if (!cmd->IsDefined())
{
// StatusManager.getManager().handle(StatusUtil.newStatus(
// IStatus.ERROR, "Unable to create menu item \"" + getId()
// + "\", command \"" + commandId + "\" not defined", null));
BERRY_ERROR << "Unable to create menu item \"" << this->GetId().toStdString()
<< "\", command \"" << commandId.toStdString() << "\" not defined";
return;
}
command = ParameterizedCommand::GenerateCommand(cmd, parameters);
}
void CommandManager::CommandListener::CommandChanged(const SmartPointer<const CommandEvent> commandEvent) {
if (commandEvent->IsDefinedChanged()) {
const Command::Pointer command(commandEvent->GetCommand());
const std::string commandId = command->GetId();
const bool commandIdAdded = command->IsDefined();
if (commandIdAdded) {
commandManager->definedHandleObjects.insert(command);
} else {
commandManager->definedHandleObjects.erase(command);
}
CommandManagerEvent::Pointer event(new CommandManagerEvent(*commandManager,
commandId, commandIdAdded, true, "", false, false));
commandManager->FireCommandManagerChanged(event);
}
}
void CommandService::RegisterElement(const SmartPointer<IElementReference>& elementReference)
{
QList<IElementReference::Pointer>& parameterizedCommands = commandCallbacks[elementReference->GetCommandId()];
parameterizedCommands.push_back(elementReference);
// If the active handler wants to update the callback, it can do
// so now
Command::Pointer command = GetCommand(elementReference->GetCommandId());
if (command->IsDefined())
{
if (IElementUpdater::Pointer updater = command->GetHandler().Cast<IElementUpdater>())
{
updater->UpdateElement(elementReference->GetElement().GetPointer(),
elementReference->GetParameters());
}
}
}
void CommandManager::AddExecutionListener(const SmartPointer<IExecutionListener> listener) {
if (!listener) {
throw Poco::NullPointerException(
"Cannot add a null execution listener"); //$NON-NLS-1$
}
if (executionEvents.IsEmpty()) {
// Add an execution listener to every command.
executionListener = new ExecutionListener(this);
for (HandleObjectsByIdMap::Iterator itr = handleObjectsById.begin();
itr != handleObjectsById.end(); ++itr)
{
Command::Pointer command = itr->second.Cast<Command>();
if (command)
{
command->AddExecutionListener(executionListener);
}
}
}
executionEvents.AddListener(listener);
}
void CommandService::RefreshElements(const QString& commandId,
const QHash<QString, Object::Pointer>& filter)
{
Command::Pointer cmd = GetCommand(commandId);
if (!cmd->IsDefined() || !(cmd->GetHandler().Cast<IElementUpdater>()))
{
return;
}
IElementUpdater::Pointer updater = cmd->GetHandler().Cast<IElementUpdater>();
if (commandCallbacks.isEmpty())
{
return;
}
if(!commandCallbacks.contains(commandId))
{
return;
}
foreach (IElementReference::Pointer callbackRef, commandCallbacks[commandId])
{
struct _SafeRunnable : public ISafeRunnable
{
IElementUpdater* updater;
IElementReference* callbackRef;
_SafeRunnable(IElementUpdater* updater, IElementReference* callbackRef)
: updater(updater), callbackRef(callbackRef)
{}
void HandleException(const std::exception& exc)
{
WorkbenchPlugin::Log(QString("Failed to update callback: ") +
callbackRef->GetCommandId() + exc.what());
}
void Run()
{
updater->UpdateElement(callbackRef->GetElement().GetPointer(), callbackRef->GetParameters());
}
};
QHash<QString,Object::Pointer> parms = callbackRef->GetParameters();
ISafeRunnable::Pointer run(new _SafeRunnable(updater.GetPointer(), callbackRef.GetPointer()));
if (filter.isEmpty())
{
SafeRunner::Run(run);
}
else
{
bool match = true;
QHashIterator<QString, Object::Pointer> i(filter);
while (i.hasNext())
{
i.next();
Object::Pointer value = parms[i.key()];
if (i.value() != value)
{
match = false;
break;
}
}
if (match)
{
SafeRunner::Run(run);
}
}
}
}
