android 自个儿封装自己所需的Dialog对话框

<?xml version="1.0" encoding="UTF-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:orientation="vertical"    android:paddingBottom="5dp"    android:paddingLeft="5dp"    android:paddingRight="5dp"    android:paddingTop="5dp" >    <TextView        android:id="@+id/Manual_LastRead"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_gravity="center_vertical"         android:text="测试Dialog"/>    <LinearLayout        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:orientation="horizontal" >        <TextView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_gravity="center_vertical"            android:text="姓名:"            android:textSize="14sp" />        <EditText            android:id="@+id/name_Input"            android:layout_width="230dp"            android:layout_height="45dp"            android:textSize="14sp" />    </LinearLayout>    <LinearLayout        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:orientation="horizontal" >        <TextView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_gravity="center_vertical"            android:text="年龄"            android:textSize="14sp" />        <EditText            android:id="@+id/old_Input"            android:layout_width="230dp"            android:layout_height="45dp"            android:digits="0123456789"            android:inputType="number"            android:textSize="14sp" />    </LinearLayout></LinearLayout>

public class TestDialogActivity extends Activity {		public final static int DIALOG_MESSAGE = 0;		private TextView mTextResult;	@Override	protected void onCreate(Bundle savedInstanceState) {		super.onCreate(savedInstanceState);		setContentView(R.layout.activity_test_dialog);				mTextResult = (TextView) findViewById(R.id.test_result);		findViewById(R.id.test_dialog).setOnClickListener(new OnClickListener() {						@Override			public void onClick(View v) {				// TODO Auto-generated method stub				showDialog(DIALOG_MESSAGE);			}		});	}		@Override	protected Dialog onCreateDialog(int id) {		switch (id) {			case DIALOG_MESSAGE:				LayoutInflater factory = LayoutInflater.from(this);				final LinearLayout rView = (LinearLayout)factory.inflate(R.layout.layout_dialog, null);				final EditText nameEdit = (EditText)rView.findViewById(R.id.name_Input);				final EditText oldEdit = (EditText)rView.findViewById(R.id.old_Input);								return new AlertDialog.Builder(this).setView(rView).setPositiveButton("确认", new DialogInterface.OnClickListener() {					public void onClick(DialogInterface dialog, int whichButton) {						mTextResult.setText("姓名：" +nameEdit.getText().toString() + " 年龄:" + oldEdit.getText().toString());					}				}).setNegativeButton("取消", new DialogInterface.OnClickListener() {					public void onClick(DialogInterface dialog, int whichButton) {					}				}).create();						}				return super.onCreateDialog(id);	}	}