四大组件

一个帖子学会Android开发四大组件

 http://www.cnblogs.com/pepcod/archive/2013/02/11/2937403.html

其中关于通讯录ContentProvider使用的代码如下：

package com.example.dawning.minesweeper;

        import java.util.ArrayList;

        import android.content.ContentProviderOperation;
        import android.content.ContentProviderResult;
        import android.content.ContentResolver;
        import android.content.ContentUris;
        import android.content.ContentValues;
        import android.database.Cursor;
        import android.net.Uri;
        import android.provider.ContactsContract;
        import android.provider.ContactsContract.Data;
        import android.provider.ContactsContract.RawContacts;
        import android.provider.ContactsContract.CommonDataKinds.Email;
        import android.provider.ContactsContract.CommonDataKinds.Phone;
        import android.provider.ContactsContract.CommonDataKinds.StructuredName;
        import android.test.AndroidTestCase;
        import android.util.Log;

public class ContactsContentProvider extends AndroidTestCase{
    private static final String TAG = "ContactTest";

    /**
     * 获取通讯录中联系人
     */
    public void testGetContact(){
        ContentResolver contentResolver = this.getContext().getContentResolver();
        Uri uri = Uri.parse("content://com.android.contacts/contacts");
        Cursor cursor = contentResolver.query(uri, null, null, null, null);
        while(cursor.moveToNext()){
            // 获取联系人姓名
            StringBuilder sb = new StringBuilder();
            String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
            String name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
            sb.append("contactId=").append(contactId).append(",name=").append(name);

            //获取联系人手机号码
            Cursor phones = contentResolver.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                    null,
                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID +" = "+ contactId,
                    null, null);
            while(phones.moveToNext()){
                String phone = phones.getString(phones.getColumnIndex("data1"));
                sb.append(",phone=").append(phone);
            }

            //获取联系人email
            Cursor emails = contentResolver.query(ContactsContract.CommonDataKinds.Email.CONTENT_URI,
                    null,
                    ContactsContract.CommonDataKinds.Email.CONTACT_ID + " = " + contactId,
                    null, null);
            while(emails.moveToNext()){
                String email = emails.getString(emails.getColumnIndex("data1"));
                sb.append(",email=").append(email);
            }
            Log.i(TAG, sb.toString());
            System.out.println(sb.toString());
        }
    }

    /**
     * 首先向RawContacts.CONTENT_URI执行一个空值插入，目的是获取系统返回的rawContactId
     *
     * 这是后面插入data表的数据，只有执行空值插入，才能使插入的联系人在通讯录里可见
     */
    public void testInsert(){
        ContentValues values = new ContentValues();
        //首先向RawContacts.CONTENT_URI执行一个空值插入，目的是获取系统返回的rawContactId
        Uri rawContactUri = this.getContext().getContentResolver().insert(RawContacts.CONTENT_URI, values);
        long rawContactId = ContentUris.parseId(rawContactUri);

        //往data表入姓名数据
        values.clear();
        values.put(Data.RAW_CONTACT_ID, rawContactId);
        values.put(Data.MIMETYPE, StructuredName.CONTENT_ITEM_TYPE);
        values.put(StructuredName.GIVEN_NAME, "zhangsan");
        this.getContext().getContentResolver().insert(
                android.provider.ContactsContract.Data.CONTENT_URI, values);

        //往data表入电话数据
        values.clear();
        values.put(android.provider.ContactsContract.Contacts.Data.RAW_CONTACT_ID, rawContactId);
        values.put(Data.MIMETYPE, Phone.CONTENT_ITEM_TYPE);
        values.put(Phone.NUMBER, "5554");
        values.put(Phone.TYPE, Phone.TYPE_MOBILE);
        this.getContext().getContentResolver().insert(
                android.provider.ContactsContract.Data.CONTENT_URI, values);

        //往data表入Email数据
        values.clear();
        values.put(android.provider.ContactsContract.Contacts.Data.RAW_CONTACT_ID, rawContactId);
        values.put(Data.MIMETYPE, Email.CONTENT_ITEM_TYPE);
        values.put(Email.DATA, "ljq218@126.com");
        values.put(Email.TYPE, Email.TYPE_WORK);
        this.getContext().getContentResolver().insert(
                android.provider.ContactsContract.Data.CONTENT_URI, values);
    }

    /**
     * 批量添加联系人，处于同一个事务中
     */
    public void testSave() throws Throwable{
        //文档位置：reference\android\provider\ContactsContract.RawContacts.html
        ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>();
        int rawContactInsertIndex = 0;
        ops.add(ContentProviderOperation.newInsert(RawContacts.CONTENT_URI)
                .withValue(RawContacts.ACCOUNT_TYPE, null)
                .withValue(RawContacts.ACCOUNT_NAME, null)
                .build());

        //文档位置：reference\android\provider\ContactsContract.Data.html
        ops.add(ContentProviderOperation.newInsert(android.provider.ContactsContract.Data.CONTENT_URI)
                .withValueBackReference(Data.RAW_CONTACT_ID, rawContactInsertIndex)
                .withValue(Data.MIMETYPE, StructuredName.CONTENT_ITEM_TYPE)
                .withValue(StructuredName.GIVEN_NAME, "lisi")
                .build());
        ops.add(ContentProviderOperation.newInsert(android.provider.ContactsContract.Data.CONTENT_URI)
                .withValueBackReference(Data.RAW_CONTACT_ID, rawContactInsertIndex)
                .withValue(Data.MIMETYPE, Phone.CONTENT_ITEM_TYPE)
                .withValue(Phone.NUMBER, "5556")
                .withValue(Phone.TYPE, Phone.TYPE_MOBILE)
                .withValue(Phone.LABEL, "")
                .build());
        ops.add(ContentProviderOperation.newInsert(android.provider.ContactsContract.Data.CONTENT_URI)
                .withValueBackReference(Data.RAW_CONTACT_ID, rawContactInsertIndex)
                .withValue(Data.MIMETYPE, Email.CONTENT_ITEM_TYPE)
                .withValue(Email.DATA, "lisi@126.cn")
                .withValue(Email.TYPE, Email.TYPE_WORK)
                .build());

        ContentProviderResult[] results = this.getContext()
                .getContentResolver().applyBatch(ContactsContract.AUTHORITY,ops);
        for (ContentProviderResult result : results) {
            Log.i(TAG, result.uri.toString());
        }
    }

}