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/* * Copyright (c) Microsoft. All rights reserved. Licensed under the MIT license. See full license at the bottom of this file. *///from w w w. j av a 2s .c o m package com.microsoft.office365.starter.views; import android.app.Activity; import android.app.ProgressDialog; import android.os.Bundle; import android.app.ListFragment; import android.view.View; import android.widget.ArrayAdapter; import android.widget.ListView; import android.widget.Toast; import com.microsoft.office365.starter.interfaces.OnEventsAddedListener; import com.microsoft.office365.starter.models.O365CalendarModel; /** * A list fragment representing a list of CalendarEvents. This fragment also supports tablet devices * by allowing list items to be given an 'activated' state upon selection. This helps indicate which * item is currently being viewed in a {@link CalendarEventDetailFragment}. * <p> * Activities containing this fragment MUST implement the {@link Callbacks} interface. */ public class CalendarEventListFragment extends ListFragment implements OnEventsAddedListener { /** * The serialization (saved instance state) Bundle key representing the activated item position. * Only used on tablets. */ private static final String STATE_ACTIVATED_POSITION = "activated_position"; /** * The fragment's current callback object, which is notified of list item clicks. */ private Callbacks mCallbacks = sDummyCallbacks; /** The m stored rotation. */ private int mStoredRotation; private ProgressDialog mDialog; // public O365CalendarModel mCalendarModel; /** * The current activated item position. Only used on tablets. */ private int mActivatedPosition = ListView.INVALID_POSITION; private CalendarEventListActivity mParentActivity; private CalendarEventListFragment mCalendarEventListFragment; /** * A callback interface that all activities containing this fragment must implement. This * mechanism allows activities to be notified of item selections. */ public interface Callbacks { /** * Callback for when an item has been selected. */ public void onItemSelected(String id); } /** * A dummy implementation of the {@link Callbacks} interface that does nothing. Used only when * this fragment is not attached to an activity. */ private static Callbacks sDummyCallbacks = new Callbacks() { @Override public void onItemSelected(String id) { } }; /** * Mandatory empty constructor for the fragment manager to instantiate the fragment (e.g. upon * screen orientation changes). */ public CalendarEventListFragment() { } @Override public void onViewCreated(View view, Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); // Restore the previously serialized activated item position. if (savedInstanceState != null && savedInstanceState.containsKey(STATE_ACTIVATED_POSITION)) { setActivatedPosition(savedInstanceState .getInt(STATE_ACTIVATED_POSITION)); } } @Override public void OnEventsAdded(final setEventCollection eventCollection) { getActivity().runOnUiThread(new Runnable() { @Override public void run() { if (!eventCollection.getEventCollection().isEmpty()) { ListView myList = (ListView)mParentActivity.findViewById(android.R.id.list); mCalendarEventListFragment .setListAdapter(new ArrayAdapter<O365CalendarModel.O365Calendar_Event>( mParentActivity, android.R.layout.simple_list_item_activated_1, android.R.id.text1, eventCollection.getEventCollection())); if (mDialog.isShowing()) { mDialog.dismiss(); mParentActivity.setRequestedOrientation(mStoredRotation); } Toast.makeText(mParentActivity, "Events loaded", Toast.LENGTH_LONG).show(); } else { if (mDialog.isShowing()) { mDialog.dismiss(); mParentActivity.setRequestedOrientation(mStoredRotation); } Toast.makeText(mParentActivity, "No events to show", Toast.LENGTH_LONG).show(); } } }); } @Override public void onAttach(Activity activity) { super.onAttach(activity); // Activities containing this fragment must implement its callbacks. if (!(activity instanceof Callbacks)) { throw new IllegalStateException( "Activity must implement fragment's callbacks."); } mCallbacks = (Callbacks) activity; } @Override public void onDetach() { super.onDetach(); // Reset the active callbacks interface to the dummy implementation. mCallbacks = sDummyCallbacks; } @Override public void onListItemClick(ListView listView, View view, int position, long id) { super.onListItemClick(listView, view, position, id); // Notify the active callbacks interface (the activity, if the // fragment is attached to one) that an item has been selected. // This smells. Is there a way to know what to cast Activity to? CalendarEventListActivity parentActivity = (CalendarEventListActivity) getActivity(); mCallbacks.onItemSelected(parentActivity.calendarEvents.ITEMS.get(position).getID()); } @Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (mActivatedPosition != ListView.INVALID_POSITION) { // Serialize and persist the activated item position. outState.putInt(STATE_ACTIVATED_POSITION, mActivatedPosition); } } /** * Turns on activate-on-click mode. When this mode is on, list items will be given the * 'activated' state when touched. */ public void setActivateOnItemClick(boolean activateOnItemClick) { // When setting CHOICE_MODE_SINGLE, ListView will automatically // give items the 'activated' state when touched. getListView().setChoiceMode( activateOnItemClick ? ListView.CHOICE_MODE_SINGLE : ListView.CHOICE_MODE_NONE); } private void setActivatedPosition(int position) { if (position == ListView.INVALID_POSITION) { getListView().setItemChecked(mActivatedPosition, false); } else { getListView().setItemChecked(position, true); } mActivatedPosition = position; } } // ********************************************************* // // O365-Android-Start, https://github.com/OfficeDev/O365-Android-Start // // Copyright (c) Microsoft Corporation // All rights reserved. // // MIT License: // Permission is hereby granted, free of charge, to any person obtaining // a copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to // permit persons to whom the Software is furnished to do so, subject to // the following conditions: // // The above copyright notice and this permission notice shall be // included in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // // *********************************************************