Android Open Source - tpblogr Post List Choice Mode Listener

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License

The source code is released under:

MIT License

Java Source Code

package blogr.vpm.fr.blogr.activity;
//from  w w w. ja v a  2 s  .co m
import android.content.Context;
import android.util.Log;
import android.view.ActionMode;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.AbsListView;

import java.util.ArrayList;
import java.util.List;

import blogr.vpm.fr.blogr.R;
import blogr.vpm.fr.blogr.bean.Post;
import blogr.vpm.fr.blogr.persistence.FilePostSaver;
import blogr.vpm.fr.blogr.persistence.PostSaver;

/**
 * Created by vincent on 08/10/14.
 */
public class PostListChoiceModeListener implements AbsListView.MultiChoiceModeListener {

  private final PostSaver postSaver;

  private final List<Post> selectedPosts;

  private final List<Post> posts;

  public PostListChoiceModeListener(Context context, List<Post> posts) {
    this.postSaver = new FilePostSaver(context);
    this.selectedPosts = new ArrayList<Post>();
    this.posts = posts;
  }

  @Override
  public boolean onCreateActionMode(ActionMode actionMode, Menu menu) {
    actionMode.getMenuInflater().inflate(R.menu.posts_context, menu);
    return true;
  }

  @Override
  public boolean onPrepareActionMode(ActionMode actionMode, Menu menu) {
    return false;
  }

  @Override
  public boolean onActionItemClicked(ActionMode actionMode, MenuItem menuItem) {
    if (R.id.action_delete == menuItem.getItemId()) {
      for (Post selectedPost : selectedPosts) {
        Log.d("contextualAction", "deleting " + selectedPost.getTitle());
        postSaver.delete(selectedPost);
        // TODO update the list in the fragment
      }
      actionMode.finish();
      return true;
    }
    return false;
  }

  @Override
  public void onDestroyActionMode(ActionMode actionMode) {
    selectedPosts.clear();
  }

  @Override
  public void onItemCheckedStateChanged(ActionMode actionMode, int position, long l, boolean checked) {
    if (checked) {
      selectedPosts.add(posts.get(position));
    } else {
      selectedPosts.remove(posts.get(position));
    }
  }
}

Java Source Code List

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