Method copy

app/src/UI/Widgets/Terminal.cpp:928–963

* @brief Copies the currently selected text to the system clipboard. */

 * @brief Copies the currently selected text to the system clipboard.
 */
void Widgets::Terminal::copy()
{
  if (!copyAvailable())
    return;

  QString copiedText;
  QPoint start = m_selectionStart;
  QPoint end   = m_selectionEnd;

  if (start.y() > end.y() || (start.y() == end.y() && start.x() > end.x()))
    std::swap(start, end);

  for (int lineIndex = start.y(); lineIndex <= end.y(); ++lineIndex) {
    const QString& line = m_data[lineIndex];

    int startX = (lineIndex == start.y()) ? start.x() : 0;
    int endX   = (lineIndex == end.y()) ? end.x() : line.size();

    if (start.y() == end.y() && start.x() > end.x())
      std::swap(startX, endX);

    if (lineIndex != start.y() && lineIndex != end.y()) {
      startX = 0;
      endX   = line.size();
    }

    if (startX < endX)
      copiedText.append(line.mid(startX, endX - startX));

    if (lineIndex != end.y() || (startX == 0 && endX == line.size()))
      copiedText.append('\n');
  }

  QClipboard* clipboard = QGuiApplication::clipboard();
  clipboard->setText(copiedText);
}

/**
 * @brief Clears the terminal's content.