RevertRootsAction.java

package jetbrains.mps.vcs.diff.ui;

/*Generated by MPS */

import jetbrains.mps.workbench.action.BaseAction;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.util.IconLoader;
import com.intellij.openapi.actionSystem.AnActionEvent;
import java.util.Map;
import jetbrains.mps.vcs.diff.changes.ModelChange;
import jetbrains.mps.internal.collections.runtime.Sequence;

public abstract class RevertRootsAction extends BaseAction implements DumbAware {
  private String myRevertTitle;
  public RevertRootsAction(String revertTitle) {
    super("Revert " + revertTitle, null, IconLoader.getIcon("/actions/rollback.png"));
    myRevertTitle = revertTitle;
  }
  @Override
  protected void doExecute(AnActionEvent event, Map<String, Object> map) {
    ModelChange.rollbackChanges(getChanges());
    after();
  }
  @Override
  protected void doUpdate(AnActionEvent event, Map<String, Object> map) {
    super.doUpdate(event, map);
    boolean enabled = Sequence.fromIterable(getChanges()).isNotEmpty();
    event.getPresentation().setEnabled(enabled);
    event.getPresentation().setVisible(enabled);
    event.getPresentation().setText("Revert " + getRevertTitle());
  }
  protected abstract void after();
  protected abstract Iterable<ModelChange> getChanges();
  protected String getRevertTitle() {
    return myRevertTitle;
  }
}