Function enterEditMode

pj_plotting/widget/src/TabbedPlotWidget.cpp:149–159

  }

  void enterEditMode() {
    if (edit_active_) {
      return;
    }
    edit_active_ = true;
    edit_->setText(label_->text());
    label_->hide();
    edit_->show();
    edit_->setFocus(Qt::OtherFocusReason);
    edit_->setCursorPosition(edit_->text().length());
  }

 signals:
  void clicked();