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Android example source code file (List7.java)
The List7.java Android example source code/* * 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.example.android.apis.view; import com.example.android.apis.R; import android.app.ListActivity; import android.database.Cursor; import android.os.Bundle; import android.provider.ContactsContract; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.OnItemSelectedListener; import android.widget.ListAdapter; import android.widget.SimpleCursorAdapter; import android.widget.TextView; /** * A list view example where the data comes from a cursor. */ public class List7 extends ListActivity implements OnItemSelectedListener { private static final String[] PROJECTION = new String[] { ContactsContract.Contacts._ID, ContactsContract.Contacts.DISPLAY_NAME, ContactsContract.Contacts.HAS_PHONE_NUMBER, ContactsContract.Contacts.LOOKUP_KEY }; private int mIdColumnIndex; private int mHasPhoneColumnIndex; private TextView mPhone; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.list_7); mPhone = (TextView) findViewById(R.id.phone); getListView().setOnItemSelectedListener(this); // Get a cursor with all people Cursor c = managedQuery(ContactsContract.Contacts.CONTENT_URI, PROJECTION, null, null, null); mIdColumnIndex = c.getColumnIndex(ContactsContract.Contacts._ID); mHasPhoneColumnIndex = c.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER); ListAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_list_item_1, // Use a template // that displays a // text view c, // Give the cursor to the list adapter new String[] { ContactsContract.Contacts.DISPLAY_NAME }, // Map the NAME column in the // people database to... new int[] { android.R.id.text1 }); // The "text1" view defined in // the XML template setListAdapter(adapter); } public void onItemSelected(AdapterView parent, View v, int position, long id) { if (position >= 0) { final Cursor c = (Cursor) parent.getItemAtPosition(position); if (c.getInt(mHasPhoneColumnIndex) > 0) { final long contactId = c.getLong(mIdColumnIndex); final Cursor phones = getContentResolver().query( ContactsContract.CommonDataKinds.Phone.CONTENT_URI, new String[] { ContactsContract.CommonDataKinds.Phone.NUMBER }, ContactsContract.CommonDataKinds.Phone.CONTACT_ID + "=" + contactId, null, ContactsContract.CommonDataKinds.Phone.IS_SUPER_PRIMARY + " DESC"); try { phones.moveToFirst(); mPhone.setText(phones.getString(0)); } finally { phones.close(); } } else { mPhone.setText(R.string.list_7_nothing); } } } public void onNothingSelected(AdapterView parent) { mPhone.setText(R.string.list_7_nothing); } } Other Android examples (source code examples)Here is a short list of links related to this Android List7.java source code file: |
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