Android 获取联系人和电话号码

获取联系人和电话号码

  private void queryContactPhoneNumber() {
        String[] cols = {ContactsContract.PhoneLookup.DISPLAY_NAME, ContactsContract.CommonDataKinds.Phone.NUMBER};
        Cursor cursor = getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                cols, null, null, null);
        for (int i = 0; i < cursor.getCount(); i++) {
            cursor.moveToPosition(i);
            // 取得联系人名字
            int nameFieldColumnIndex = cursor.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME);
            int numberFieldColumnIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);
            String name = cursor.getString(nameFieldColumnIndex);
            String number = cursor.getString(numberFieldColumnIndex);
            Toast.makeText(this, name + " " + number, Toast.LENGTH_SHORT).show();
        }
    }

根据电话号码查询联系人姓名的方法：

public class AndroidTest extends Activity {
    private static final String TAG = "AndroidTest";   

    private TextView m_TextView;
    private EditText m_EditText;   

    private String mNumber;   

    @Override
    public void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);   

        m_TextView = (TextView) findViewById(R.id.TextView01);
        m_EditText = (EditText) findViewById(R.id.EditText01);   

        m_TextView.setTextSize(20);
        /**
        * 设置当m_EditText中为空时提示的内容
        * 在XML中同样可以实现：android:hint="请输入账号"
        */
        m_EditText.setHint("请输入账号");   

        /* 设置EditText事件监听 */
        m_EditText.setOnKeyListener(new EditText.OnKeyListener() {
        public boolean onKey(View arg0, int arg1, KeyEvent arg2)
        {
            // TODO Auto-generated method stub
            // 得到文字，将其显示到TextView中
//          m_TextView.setText("文本框中内容是：" + m_EditText.getText().toString());
            return false;
        }
        });   

        m_EditText.setOnFocusChangeListener(new OnFocusChangeListener() {   

            public void onFocusChange(View v, boolean hasFocus) {
                // TODO Auto-generated method stub
                mNumber = ((EditText)v).getText().toString();
                Log.d(TAG, "mNumber = " + mNumber);
                getPeople();
            }   

        });   

        m_EditText.addTextChangedListener(new TextWatcher() {   

            public void afterTextChanged(Editable s) {
                // TODO Auto-generated method stub   

            }   

            public void beforeTextChanged(CharSequence s, int start, int count,
                    int after) {
                // TODO Auto-generated method stub   

            }   

            public void onTextChanged(CharSequence s, int start, int before,
                    int count) {
                // TODO Auto-generated method stub
                // 得到文字，将其显示到TextView中
                m_TextView.setText("文本框中内容是：" + m_EditText.getText().toString());
            }   

        });
    }   

    /*
     * 根据电话号码取得联系人姓名
     */
    public void getPeople() {
        String[] projection = { ContactsContract.PhoneLookup.DISPLAY_NAME,
                                ContactsContract.CommonDataKinds.Phone.NUMBER};   

        Log.d(TAG, "getPeople ---------");   

        // 将自己添加到 msPeers 中
        Cursor cursor = this.getContentResolver().query(
                ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                projection,    // Which columns to return.
                ContactsContract.CommonDataKinds.Phone.NUMBER + " = '" + mNumber + "'", // WHERE clause.
                null,          // WHERE clause value substitution
                null);   // Sort order.   

        if( cursor == null ) {
            Log.d(TAG, "getPeople null");
            return;
        }
        Log.d(TAG, "getPeople cursor.getCount() = " + cursor.getCount());
        for( int i = 0; i < cursor.getCount(); i++ )
        {
            cursor.moveToPosition(i);   

            // 取得联系人名字
            int nameFieldColumnIndex = cursor.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME);
            String name = cursor.getString(nameFieldColumnIndex);
            Log.i("Contacts", "" + name + " .... " + nameFieldColumnIndex); // 这里提示 force close
            m_TextView.setText("联系人姓名：" + name);
        }
    }   

}