Java tutorial
/* Copyright 2013-2014, Silent Circle, LLC. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Any redistribution, use, or modification is done solely for personal benefit and not for any commercial purpose or for monetary gain * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name Silent Circle nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SILENT CIRCLE, LLC BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * This implementation is edited version of original Android sources. */ /* * Copyright (C) 2011 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.silentcircle.contacts.list; import com.silentcircle.silentcontacts.ScContactsContract; import com.silentcircle.silentcontacts.ScContactsContract.CommonDataKinds.Email; import com.silentcircle.silentcontacts.ScContactsContract.Data; import com.silentcircle.contacts.model.account.LabelHelper.EmailLabel; import android.content.ContentUris; import android.content.Context; import android.database.Cursor; import android.net.Uri; import android.net.Uri.Builder; import android.support.v4.content.CursorLoader; import android.text.TextUtils; import android.view.View; import android.view.ViewGroup; /** * A cursor adapter for the {@link Email#CONTENT_TYPE} content type. */ public class EmailAddressListAdapter extends ScContactEntryListAdapter { protected static class EmailQuery { private static final String[] PROJECTION_PRIMARY = new String[] { Email._ID, // 0 Email.TYPE, // 1 Email.LABEL, // 2 Email.DATA, // 3 Email.PHOTO_ID, // 4 Email.DISPLAY_NAME_PRIMARY, // 5 }; private static final String[] PROJECTION_ALTERNATIVE = new String[] { Email._ID, // 0 Email.TYPE, // 1 Email.LABEL, // 2 Email.DATA, // 3 Email.PHOTO_ID, // 4 Email.DISPLAY_NAME_ALTERNATIVE, // 5 }; public static final int EMAIL_ID = 0; public static final int EMAIL_TYPE = 1; public static final int EMAIL_LABEL = 2; public static final int EMAIL_ADDRESS = 3; public static final int EMAIL_PHOTO_ID = 4; public static final int EMAIL_DISPLAY_NAME = 5; } private final CharSequence mUnknownNameText; public EmailAddressListAdapter(Context context) { super(context); mUnknownNameText = context.getText(android.R.string.unknownName); } @Override public void configureLoader(CursorLoader loader, long directoryId) { final Builder builder; if (isSearchMode()) { builder = Email.CONTENT_FILTER_URI.buildUpon(); String query = getQueryString(); builder.appendPath(TextUtils.isEmpty(query) ? "" : query); } else { builder = Email.CONTENT_URI.buildUpon(); if (isSectionHeaderDisplayEnabled()) { builder.appendQueryParameter(ScContactsContract.ContactCounts.ADDRESS_BOOK_INDEX_EXTRAS, "true"); } } builder.appendQueryParameter(ScContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId)); builder.appendQueryParameter(ScContactsContract.REMOVE_DUPLICATE_ENTRIES, "true"); loader.setUri(builder.build()); if (getContactNameDisplayOrder() == ScContactsContract.Preferences.DISPLAY_ORDER_PRIMARY) { loader.setProjection(EmailQuery.PROJECTION_PRIMARY); } else { loader.setProjection(EmailQuery.PROJECTION_ALTERNATIVE); } if (getSortOrder() == ScContactsContract.Preferences.SORT_ORDER_PRIMARY) { loader.setSortOrder(Email.SORT_KEY_PRIMARY); } else { loader.setSortOrder(Email.SORT_KEY_ALTERNATIVE); } } @Override public String getContactDisplayName(int position) { return ((Cursor) getItem(position)).getString(EmailQuery.EMAIL_DISPLAY_NAME); } /** * Builds a {@link Data#CONTENT_URI} for the current cursor * position. */ public Uri getDataUri(int position) { long id = ((Cursor) getItem(position)).getLong(EmailQuery.EMAIL_ID); return ContentUris.withAppendedId(Data.CONTENT_URI, id); } @Override protected View newView(Context context, int partition, Cursor cursor, int position, ViewGroup parent) { final ContactListItemView view = new ContactListItemView(context, null); view.setUnknownNameText(mUnknownNameText); view.setQuickContactEnabled(isQuickContactEnabled()); return view; } @Override protected void bindView(View itemView, int partition, Cursor cursor, int position) { ContactListItemView view = (ContactListItemView) itemView; bindSectionHeaderAndDivider(view, position); bindName(view, cursor); bindPhoto(view, cursor); bindEmailAddress(view, cursor); } protected void bindEmailAddress(ContactListItemView view, Cursor cursor) { CharSequence label = null; if (!cursor.isNull(EmailQuery.EMAIL_TYPE)) { final int type = cursor.getInt(EmailQuery.EMAIL_TYPE); final String customLabel = cursor.getString(EmailQuery.EMAIL_LABEL); // TODO cache label = EmailLabel.getTypeLabel(getContext().getResources(), type, customLabel); } view.setLabel(label); view.showData(cursor, EmailQuery.EMAIL_ADDRESS); } protected void bindSectionHeaderAndDivider(final ContactListItemView view, int position) { final int section = getSectionForPosition(position); if (getPositionForSection(section) == position) { String title = (String) getSections()[section]; view.setSectionHeader(title); } else { view.setDividerVisible(false); view.setSectionHeader(null); } // move the divider for the last item in a section if (getPositionForSection(section + 1) - 1 == position) { view.setDividerVisible(false); } else { view.setDividerVisible(true); } } protected void bindName(final ContactListItemView view, Cursor cursor) { view.showDisplayName(cursor, EmailQuery.EMAIL_DISPLAY_NAME, getContactNameDisplayOrder()); } protected void bindPhoto(final ContactListItemView view, Cursor cursor) { long photoId = 0; if (!cursor.isNull(EmailQuery.EMAIL_PHOTO_ID)) { photoId = cursor.getLong(EmailQuery.EMAIL_PHOTO_ID); } getPhotoLoader().loadThumbnail(view.getPhotoView(), photoId, true); } // // protected void bindSearchSnippet(final ContactListItemView view, Cursor cursor) { // view.showSnippet(cursor, SUMMARY_SNIPPET_MIMETYPE_COLUMN_INDEX, // SUMMARY_SNIPPET_DATA1_COLUMN_INDEX, SUMMARY_SNIPPET_DATA4_COLUMN_INDEX); // } }