/*
* Copyright (C) 2007 The Android Open Source Project
*
* 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.
*/
package com.android.calendar;
import android.app.ExpandableListActivity;
import android.content.ContentResolver;
import android.content.Context;
import android.database.Cursor;
import android.database.ContentObserver;
import android.database.MatrixCursor;
import android.os.Bundle;
import android.os.Handler;
import android.provider.Calendar.Calendars;
import android.provider.Calendar;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.AdapterView;
import android.widget.ExpandableListView;
public class SelectCalendarsActivity extends ExpandableListActivity
implements AdapterView.OnItemClickListener, View.OnClickListener {
private static final String TAG = "Calendar";
private static final String EXPANDED_KEY = "is_expanded";
private View mView = null;
private Cursor mCursor = null;
private ExpandableListView mList;
private SelectCalendarsAdapter mAdapter;
private static final String[] PROJECTION = new String[] {
Calendars._ID,
Calendars._SYNC_ACCOUNT_TYPE,
Calendars._SYNC_ACCOUNT
};
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
setContentView(R.layout.calendars_activity);
getWindow().setFeatureInt(Window.FEATURE_INDETERMINATE_PROGRESS,
Window.PROGRESS_INDETERMINATE_ON);
mList = getExpandableListView();
mView = findViewById(R.id.calendars);
Context context = mView.getContext();
//TODO Move managedQuery into a background thread.
//TODO change to something that supports group by queries.
mCursor = managedQuery(Calendars.CONTENT_URI, PROJECTION,
"1) GROUP BY (_sync_account", //Cheap hack to make WHERE a GROUP BY query
null ,// selectionArgs
Calendars._SYNC_ACCOUNT );//sort order
/*
mCursor = managedQuery(Calendars.CONTENT_URI, PROJECTION,
Calendars.SYNC_EVENTS + "=1" + " OR "+ Calendars._SYNC_ACCOUNT_TYPE + "==" + "'Local'",
null,// selectionArgs
Calendars.DEFAULT_SORT_ORDER);
*/
MatrixCursor accountsCursor = Utils.matrixCursorFromCursor(mCursor);
startManagingCursor(accountsCursor);
mAdapter = new SelectCalendarsAdapter(context, accountsCursor, this);
mList.setAdapter(mAdapter);
mList.setOnChildClickListener(this);
findViewById(R.id.btn_done).setOnClickListener(this);
findViewById(R.id.btn_discard).setOnClickListener(this);
// Start a background sync to get the list of calendars from the server.
startCalendarMetafeedSync();
int count = mList.getCount();
for(int i = 0; i < count; i++) {
mList.expandGroup(i);
}
}
@Override
protected void onResume() {
super.onResume();
mAdapter.startRefreshStopDelay();
}
@Override
protected void onPause() {
super.onPause();
mAdapter.cancelRefreshStopDelay();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
boolean[] isExpanded;
mList = getExpandableListView();
if(mList != null) {
int count = mList.getCount();
isExpanded = new boolean[count];
for(int i = 0; i < count; i++) {
isExpanded[i] = mList.isGroupExpanded(i);
}
} else {
isExpanded = null;
}
outState.putBooleanArray(EXPANDED_KEY, isExpanded);
//TODO Store this to preferences instead so it remains on restart
}
@Override
protected void onRestoreInstanceState(Bundle state) {
super.onRestoreInstanceState(state);
mList = getExpandableListView();
boolean[] isExpanded = state.getBooleanArray(EXPANDED_KEY);
if(mList != null && isExpanded != null && mList.getCount() >= isExpanded.length) {
for(int i = 0; i < isExpanded.length; i++) {
if(isExpanded[i] && !mList.isGroupExpanded(i)) {
mList.expandGroup(i);
} else if(!isExpanded[i] && mList.isGroupExpanded(i)){
mList.collapseGroup(i);
}
}
}
}
@Override
public boolean onChildClick(ExpandableListView parent, View view, int groupPosition,
int childPosition, long id) {
MultiStateButton button = (MultiStateButton) view.findViewById(R.id.multiStateButton);
return button.performClick();
}
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
MultiStateButton button = (MultiStateButton) view.findViewById(R.id.multiStateButton);
button.performClick();
}
/** {@inheritDoc} */
public void onClick(View view) {
switch (view.getId()) {
case R.id.btn_done: {
doSaveAction();
break;
}
case R.id.btn_discard: {
finish();
break;
}
}
}
/*TODO*/
private void doSaveAction() {
mAdapter.doSaveAction();
finish();
}
// startCalendarMetafeedSync() checks the server for an updated list of
// Calendars (in the background).
//
// If a Calendar is added on the web (and it is selected and not
// hidden) then it will be added to the list of calendars on the phone
// (when this finishes). When a new calendar from the
// web is added to the phone, then the events for that calendar are also
// downloaded from the web.
//
// This sync is done automatically in the background when the
// SelectCalendars activity is started.
private void startCalendarMetafeedSync() {
Bundle extras = new Bundle();
extras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
extras.putBoolean("metafeedonly", true);
ContentResolver.requestSync(null /* all accounts */,
Calendars.CONTENT_URI.getAuthority(), extras);
}
}