Method setWindowless

visage_app/application_editor.cpp:137–143

  }

  void ApplicationEditor::setWindowless(int width, int height) {
    canvas_->removeFromWindow();
    window_ = nullptr;
    setBounds(0, 0, width, height);
    canvas_->setWindowless(width, height);
    drawWindow();
  }

  void ApplicationEditor::removeFromWindow() {
    window_event_handler_ = nullptr;