Android Open Source - hpush Bookmarks List Fragment

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License

The source code is released under:

MIT License

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Java Source Code

package com.hpush.app.fragments;
//  ww  w .jav  a 2  s  .c  om
import java.util.List;

import android.content.Context;

import com.hpush.R;
import com.hpush.bus.BookmarkAllEvent;
import com.hpush.bus.BookmarkMessageEvent;
import com.hpush.bus.BookmarkedEvent;
import com.hpush.bus.GCMRegistedEvent;
import com.hpush.bus.RemoveAllEvent.WhichPage;
import com.hpush.data.MessageListItem;
import com.hpush.data.SyncList;
import com.hpush.db.DB.Sort;

/**
 * List of all bookmarks.
 *
 * @author Xinyue Zhao
 */
public final class BookmarksListFragment extends MessagesListFragment{
  /**
   * Main layout for this component.
   */
  private static final int LAYOUT = R.layout.fragment_bookmarks_list;
  /**
   *  Menu on toolbar.
   */
  private static final int TOOLBAR_MENU = R.menu.item2;

  //------------------------------------------------
  //Subscribes, event-handlers
  //------------------------------------------------
  /**
   * Handler for {@link  com.hpush.bus.GCMRegistedEvent}.
   *
   * @param e
   *     Event {@link com.hpush.bus.GCMRegistedEvent}.
   */
  public void onEvent(GCMRegistedEvent e) {
  }


  /**
   * Handler for {@link SyncList}.
   *
   * @param e
   *     Event {@link}.
   */
  public void onEvent(SyncList e) {
    //We don't sync in bookmark.
  }
  /**
   * Handler for {@link BookmarkedEvent}.
   *
   * @param e
   *     Event {@link}.
   */
  public void onEvent(BookmarkedEvent e) {
    loadMessages();
  }


  /**
   * Handler for {@link com.hpush.bus.BookmarkAllEvent}.
   *
   * @param e
   *     Event {@link com.hpush.bus.BookmarkAllEvent}.
   */
  public void onEvent(BookmarkAllEvent e) {
    //We don't bookmark anything in "bookmark-list".
  }


  /**
   * Handler for {@link com.hpush.bus.BookmarkMessageEvent}.
   *
   * @param e
   *     Event {@link com.hpush.bus.BookmarkMessageEvent}.
   */
  public void onEvent(BookmarkMessageEvent e) {
    //We don't bookmark anything in "bookmark-list".
  }

  //------------------------------------------------

  public static BookmarksListFragment newInstance(Context context) {
    return (BookmarksListFragment) BookmarksListFragment.instantiate(context, BookmarksListFragment.class.getName());
  }

  /**
   * Get data from application's database.
   * @return List of all data from DB.
   */
  protected List<MessageListItem> fetchDataFromDB() {
    return getDB().getBookmarks(Sort.DESC);
  }

  /**
   * Delete one item on database.
   * @param obj The item to delete.
   */
  protected void deleteDataOnDB(MessageListItem obj) {
    if(getWhichPage() == WhichPage.Bookmarks) {
      getDB().removeBookmark(obj == null ? null : obj.getMessage());
    }
  }


  /**
   *
   * @return Define the command whom to do remove.
   */
  protected WhichPage getWhichPage() {
    return WhichPage.Bookmarks;
  }

  /**
   *
   * @return Menu on toolbar.
   */
  protected int getToolbarMenuId() {
    return TOOLBAR_MENU;
  }

  @Override
  protected int getLayoutResId() {
    return LAYOUT;
  }

}

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