void ScriptingWidget::appendPrompt()
{
QString prompt;
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr != NULL)
{
Interpreter* pInterpreter = pInterMgr->getInterpreter();
if (pInterMgr->isStarted() && pInterpreter != NULL && mInteractive)
{
prompt = QString::fromStdString(pInterpreter->getPrompt());
}
}
mPrompt = prompt;
setCurrentFont(font());
setTextColor(Qt::black);
if (!prompt.isEmpty())
{
QTextCursor cursorPosition = textCursor();
cursorPosition.movePosition(QTextCursor::End);
int endPos = cursorPosition.position();
cursorPosition.movePosition(QTextCursor::StartOfLine);
int startLinePos = cursorPosition.position();
cursorPosition.movePosition(QTextCursor::End);
if (startLinePos != endPos)
{
cursorPosition.insertText("\n", currentCharFormat());
}
cursorPosition.insertText(mPrompt, currentCharFormat());
setTextCursor(cursorPosition);
}
mCommandStartPos = toPlainText().size();
setCurrentFont(mCommandFont);
}
void ScriptingWidget::contextMenuEvent(QContextMenuEvent* pEvent)
{
Interpreter* pInterpreter = NULL;
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr != NULL)
{
pInterpreter = pInterMgr->getInterpreter();
}
if (pInterpreter == NULL)
{
mpGlobalOutputAction->setDisabled(true);
mpGlobalOutputAction->setChecked(false);
}
else
{
bool globalOutput = pInterpreter->isGlobalOutputShown();
mpGlobalOutputAction->setEnabled(true);
mpGlobalOutputAction->setChecked(globalOutput);
}
QMenu* pMenu = createStandardContextMenu(pEvent->globalPos());
pMenu->addSeparator();
pMenu->addAction(mpClearAction);
pMenu->addAction(mpGlobalOutputAction);
pMenu->exec(pEvent->globalPos());
delete pMenu;
}
ScriptingWidget::~ScriptingWidget()
{
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr != NULL)
{
Interpreter* pInterpreter = pInterMgr->getInterpreter();
if (pInterpreter != NULL)
{
pInterpreter->detach(SIGNAL_NAME(Interpreter, OutputText), Slot(this, &ScriptingWidget::receiveOutput));
pInterpreter->detach(SIGNAL_NAME(Interpreter, ErrorText), Slot(this, &ScriptingWidget::receiveOutput));
}
}
}
void ScriptingWidget::globalOutputChanged(bool newValue)
{
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr == NULL)
{
return;
}
Interpreter* pInterpreter = pInterMgr->getInterpreter();
if (pInterpreter == NULL)
{
return;
}
pInterpreter->showGlobalOutput(newValue);
}
void ScriptingWidget::showEvent(QShowEvent* pEvent)
{
if ((mInterpreter.get() == NULL) && (mInterpreterName.isEmpty() == false))
{
Interpreter* pInterpreter = NULL;
setReadOnly(true);
std::vector<PlugIn*> plugIns = mpPims->getPlugInInstances(mInterpreterName.toStdString());
if (plugIns.empty() == false && dynamic_cast<InterpreterManager*>(plugIns.front()) != NULL)
{
mInterpreter = PlugInResource(plugIns.front());
}
else
{
mInterpreter = PlugInResource(mInterpreterName.toStdString());
}
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr != NULL)
{
mInteractive = pInterMgr->isInteractiveEnabled();
pInterMgr->start();
QString startupMsg = QString::fromStdString(pInterMgr->getStartupMessage());
addOutputText(startupMsg, false, false);
pInterMgr->attach(SIGNAL_NAME(InterpreterManager, InterpreterStarted), Slot(this, &ScriptingWidget::interpreterStarted));
pInterpreter = pInterMgr->getInterpreter();
}
if (pInterpreter != NULL)
{
pInterpreter->attach(SIGNAL_NAME(Interpreter, OutputText), Slot(this, &ScriptingWidget::receiveOutput));
pInterpreter->attach(SIGNAL_NAME(Interpreter, ErrorText), Slot(this, &ScriptingWidget::receiveOutput));
setReadOnly(!mInteractive);
}
}
// Append a prompt if the widget is shown for the first time
if (mDisplayedOnce == false)
{
appendPrompt();
mDisplayedOnce = true;
}
// Show the widget
QTextEdit::showEvent(pEvent);
}
void ScriptingWidget::interpreterStarted(Subject& subject, const std::string& signal, const boost::any& data)
{
Interpreter* pInterpreter = NULL;
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr != NULL)
{
pInterpreter = pInterMgr->getInterpreter();
QString startupMsg = QString::fromStdString(pInterMgr->getStartupMessage());
addOutputText(startupMsg, false, true);
}
if (pInterpreter != NULL)
{
pInterpreter->attach(SIGNAL_NAME(Interpreter, OutputText), Slot(this, &ScriptingWidget::receiveOutput));
pInterpreter->attach(SIGNAL_NAME(Interpreter, ErrorText), Slot(this, &ScriptingWidget::receiveOutput));
setReadOnly(!mInteractive);
appendPrompt();
}
}
void ScriptingWidget::executeCommand(const QString& strCommand)
{
Interpreter* pInterpreter = NULL;
InterpreterManager* pInterMgr = dynamic_cast<InterpreterManager*>(mInterpreter.get());
if (pInterMgr != NULL)
{
pInterpreter = pInterMgr->getInterpreter();
}
if (pInterpreter == NULL)
{
appendPrompt();
QMessageBox::critical(this, "Scripting Window", "Could not get the interpreter plug-in!");
return;
}
// Set the input values for the plug-in
mExecutingCommand = true;
pInterpreter->executeCommand(strCommand.toStdString());
mExecutingCommand = false;
appendPrompt();
}