com.commonsware.android.abf.ActionBarFragment.java Source code

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Here is the source code for com.commonsware.android.abf.ActionBarFragment.java

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/***
  Copyright (c) 2008-2013 CommonsWare, LLC
  Licensed under the Apache License, Version 2.0 (the "License"); you may not
  use this file except in compliance with the License. You may obtain   a copy
  of the License at http://www.apache.org/licenses/LICENSE-2.0. Unless required
  by applicable law or agreed to in writing, software distributed under the
  License is distributed on an "AS IS" BASIS,   WITHOUT   WARRANTIES OR CONDITIONS
  OF ANY KIND, either express or implied. See the License for the specific
  language governing permissions and limitations under the License.
       
  From _The Busy Coder's Guide to Android Development_
http://commonsware.com/Android
 */

package com.commonsware.android.abf;

import android.content.Context;
import android.os.Bundle;
import android.support.v4.app.ListFragment;
import android.support.v4.view.MenuItemCompat;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.inputmethod.InputMethodManager;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.TextView;
import java.util.ArrayList;

public class ActionBarFragment extends ListFragment implements TextView.OnEditorActionListener {
    private static final String[] items = { "lorem", "ipsum", "dolor", "sit", "amet", "consectetuer", "adipiscing",
            "elit", "morbi", "vel", "ligula", "vitae", "arcu", "aliquet", "mollis", "etiam", "vel", "erat",
            "placerat", "ante", "porttitor", "sodales", "pellentesque", "augue", "purus" };
    private ArrayList<String> words = null;
    private ArrayAdapter<String> adapter = null;

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        setRetainInstance(true);
        setHasOptionsMenu(true);

        if (adapter == null) {
            initAdapter();
        }
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.actions, menu);

        configureActionItem(menu);

        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId() == R.id.reset) {
            initAdapter();
            return (true);
        }

        return (super.onOptionsItemSelected(item));
    }

    @Override
    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
        if (event == null || event.getAction() == KeyEvent.ACTION_UP) {
            adapter.add(v.getText().toString());
            v.setText("");

            InputMethodManager imm = (InputMethodManager) getActivity()
                    .getSystemService(Context.INPUT_METHOD_SERVICE);

            imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
        }

        return (true);
    }

    private void configureActionItem(Menu menu) {
        EditText add = (EditText) MenuItemCompat.getActionView(menu.findItem(R.id.add)).findViewById(R.id.title);

        add.setOnEditorActionListener(this);
    }

    private void initAdapter() {
        words = new ArrayList<String>();

        for (String s : items) {
            words.add(s);
        }

        adapter = new ArrayAdapter<String>(getActivity(), android.R.layout.simple_list_item_1, words);

        setListAdapter(adapter);
    }
}