SaveSelectionForCheckbox.java

package jetbrains.mps.lang.editor.forms.runtime;

/*Generated by MPS */

import jetbrains.mps.openapi.editor.cells.EditorCell;
import jetbrains.mps.nodeEditor.selectionRestoring.RestorableSelection;
import jetbrains.mps.openapi.editor.cells.EditorCell_Collection;
import jetbrains.mps.util.IterableUtil;
import jetbrains.mps.nodeEditor.selectionRestoring.RestorableSelectionByCell;
import jetbrains.mps.nodeEditor.selectionRestoring.ChildCellLocator;
import jetbrains.mps.nodeEditor.selectionRestoring.CellIdLocator;
import jetbrains.mps.nodeEditor.selectionRestoring.CellSelector;

/**
 * 
 * @deprecated AbstractToggleCheckboxAction was created & used by generated code starting from now. This class will be removed after MPS 3.3
 */
@Deprecated
public abstract class SaveSelectionForCheckbox {
  private static final int EXPECTED_CHILD_INDEX = 0;
  protected final EditorCell mySelectedCell;

  @Deprecated
  public SaveSelectionForCheckbox(EditorCell selectedCell) {
    mySelectedCell = selectedCell;
  }

  public RestorableSelection save() {
    if (mySelectedCell == null || mySelectedCell instanceof EditorCell_Collection) {
      // No need to save selection, it will be restored by normal means 
      return null;
    }

    EditorCell_Collection parent = mySelectedCell.getParent();
    if (parent.getCellsCount() < EXPECTED_CHILD_INDEX + 1 || IterableUtil.get(parent, EXPECTED_CHILD_INDEX) != mySelectedCell) {
      // No need to save selection, it will be restored by normal means 
      return null;
    }

    return new RestorableSelectionByCell(new ChildCellLocator(new CellIdLocator(parent.getCellId(), parent.getSNode()), EXPECTED_CHILD_INDEX), createCellSelector());
  }

  protected abstract CellSelector createCellSelector();
}