void HistoryLineEdit::returnPressed( )
{
m_history->append( text( ) );
m_pos = m_history->size( );
emit lineEntered( text( ) );
clear( );
}
void ApplicationConsole::keyPressEvent(QKeyEvent *keyEvent)
{
int cursorPos = this->textCursor().position();
if( cursorPos < m_userInputStartPosition)
{
this->moveCursor(QTextCursor::End);
}
int key = keyEvent->key();
// only delete the previous char if the cursor is ahead the start of the modifiable text
if(key == Qt::Key_Backspace && m_userInputStartPosition >= cursorPos)
{
keyEvent->ignore();
return;
}
QPlainTextEdit::keyPressEvent(keyEvent);
keyEvent->accept();
if(key == Qt::Key_Enter || key == Qt::Key_Return)
{
// read the written text and emit a signal
QString line;
QTextCursor tmp = this->textCursor();
tmp.setPosition(m_userInputStartPosition);
tmp.setPosition(this->toPlainText().count(), QTextCursor::KeepAnchor);
line = tmp.selectedText();
emit lineEntered(line);
m_userInputStartPosition = this->toPlainText().count();
}
}
