Java tutorial
/* * Copyright (C) 2010 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.event; import static android.provider.CalendarContract.EXTRA_EVENT_ALL_DAY; import static android.provider.CalendarContract.EXTRA_EVENT_BEGIN_TIME; import static android.provider.CalendarContract.EXTRA_EVENT_END_TIME; import java.util.ArrayList; import android.app.ActionBar; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.provider.CalendarContract.Events; import android.support.v4.app.FragmentTransaction; import android.text.format.Time; import android.util.Log; import android.view.MenuItem; import com.android.calendar.AbstractCalendarActivity; import com.android.calendar.CalendarController; import com.android.calendar.CalendarController.EventInfo; import com.android.calendar.CalendarEventModel.ReminderEntry; import com.android.calendar.Utils; import com.congenialmobile.calendar.R; public class EditEventActivity extends AbstractCalendarActivity { private static final String TAG = "EditEventActivity"; private static final boolean DEBUG = false; private static final String BUNDLE_KEY_EVENT_ID = "key_event_id"; public static final String EXTRA_EVENT_COLOR = "event_color"; public static final String EXTRA_EVENT_REMINDERS = "reminders"; public static final String EXTRA_READ_ONLY = "read_only"; private static boolean mIsMultipane; private EditEventFragment mEditFragment; private ArrayList<ReminderEntry> mReminders; private int mEventColor; private boolean mEventColorInitialized; private EventInfo mEventInfo; @Override protected void onCreate(Bundle icicle) { super.onCreate(icicle); setContentView(R.layout.simple_frame_layout); mEventInfo = getEventInfoFromIntent(icicle); mReminders = getReminderEntriesFromIntent(); mEventColorInitialized = getIntent().hasExtra(EXTRA_EVENT_COLOR); mEventColor = getIntent().getIntExtra(EXTRA_EVENT_COLOR, -1); mEditFragment = (EditEventFragment) getSupportFragmentManager().findFragmentById(R.id.main_frame); mIsMultipane = Utils.getConfigBool(this, R.bool.multiple_pane_config); if (mIsMultipane) { getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE, ActionBar.DISPLAY_HOME_AS_UP | ActionBar.DISPLAY_SHOW_HOME | ActionBar.DISPLAY_SHOW_TITLE); getActionBar().setTitle(mEventInfo.id == -1 ? R.string.event_create : R.string.event_edit); } else { getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, ActionBar.DISPLAY_HOME_AS_UP | ActionBar.DISPLAY_SHOW_HOME | ActionBar.DISPLAY_SHOW_TITLE | ActionBar.DISPLAY_SHOW_CUSTOM); } if (mEditFragment == null) { Intent intent = null; boolean readOnly = false; if (mEventInfo.id == -1) { intent = getIntent(); readOnly = intent.getBooleanExtra(EXTRA_READ_ONLY, false); } mEditFragment = new EditEventFragment(mEventInfo, mReminders, mEventColorInitialized, mEventColor, readOnly, intent); mEditFragment.mShowModifyDialogOnLaunch = getIntent() .getBooleanExtra(CalendarController.EVENT_EDIT_ON_LAUNCH, false); FragmentTransaction ft = getSupportFragmentManager().beginTransaction(); ft.replace(R.id.main_frame, mEditFragment); ft.show(mEditFragment); ft.commit(); } } @SuppressWarnings("unchecked") private ArrayList<ReminderEntry> getReminderEntriesFromIntent() { Intent intent = getIntent(); return (ArrayList<ReminderEntry>) intent.getSerializableExtra(EXTRA_EVENT_REMINDERS); } private EventInfo getEventInfoFromIntent(Bundle icicle) { EventInfo info = new EventInfo(); long eventId = -1; Intent intent = getIntent(); Uri data = intent.getData(); if (data != null) { try { eventId = Long.parseLong(data.getLastPathSegment()); } catch (NumberFormatException e) { if (DEBUG) { Log.d(TAG, "Create new event"); } } } else if (icicle != null && icicle.containsKey(BUNDLE_KEY_EVENT_ID)) { eventId = icicle.getLong(BUNDLE_KEY_EVENT_ID); } boolean allDay = intent.getBooleanExtra(EXTRA_EVENT_ALL_DAY, false); long begin = intent.getLongExtra(EXTRA_EVENT_BEGIN_TIME, -1); long end = intent.getLongExtra(EXTRA_EVENT_END_TIME, -1); if (end != -1) { info.endTime = new Time(); if (allDay) { info.endTime.timezone = Time.TIMEZONE_UTC; } info.endTime.set(end); } if (begin != -1) { info.startTime = new Time(); if (allDay) { info.startTime.timezone = Time.TIMEZONE_UTC; } info.startTime.set(begin); } info.id = eventId; info.eventTitle = intent.getStringExtra(Events.TITLE); info.calendarId = intent.getLongExtra(Events.CALENDAR_ID, -1); if (allDay) { info.extraLong = CalendarController.EXTRA_CREATE_ALL_DAY; } else { info.extraLong = 0; } return info; } @Override public boolean onOptionsItemSelected(MenuItem item) { if (item.getItemId() == android.R.id.home) { Utils.returnToCalendarHome(this); return true; } return super.onOptionsItemSelected(item); } }