使用contentprovider实现的日记(转)

目录结构：

MyDiaryActivity.java

package com.zhang.myDiary;

import com.zhang.myDiary.DiaryColumn.DiaryClmn;

import android.app.Activity;

import android.app.ListActivity;

import android.content.ContentUris;

import android.content.ContentValues;

import android.content.Intent;

import android.database.Cursor;

import android.net.Uri;

import android.os.Bundle;

import android.view.Menu;

import android.view.MenuItem;

import android.view.View;

import android.widget.ListView;

import android.widget.SimpleCursorAdapter;

import android.widget.Toast;

public class MyDiaryActivity extends ListActivity {

	/** Called when the activity is first created. */

	public static final int MENU_ITEM_INSERT = Menu.FIRST;

	public static final int MENU_ITEM_EDIT = Menu.FIRST + 1;

	public static final int MENU_ITEM_DELETE = Menu.FIRST + 2;

	private static final String PROJECTION[] = new String[] { DiaryClmn._ID,

			DiaryClmn.TITLE, DiaryClmn.CREATED };

	@Override

	public void onCreate(Bundle savedInstanceState) {

		super.onCreate(savedInstanceState);

		setContentView(R.layout.main);

		setTitle("wyl的diary");

		getWindow().setBackgroundDrawableResource(R.drawable.diarybg);

		//getIntent(): Return the intent that started this activity.

		Intent intent = getIntent();

		if (intent.getData() == null) {

			intent.setData(DiaryClmn.CONTENT_URI);

		}

		Cursor cursor = managedQuery(getIntent().getData(), PROJECTION, null,

				null, DiaryClmn.DEFAULT_SORT_ORDER);

		SimpleCursorAdapter adapter = new SimpleCursorAdapter(

				MyDiaryActivity.this, R.layout.mydiary_row, cursor,

				new String[] { DiaryClmn.TITLE, DiaryClmn.CREATED }, new int[] {

						R.id.text1, R.id.created });

		setListAdapter(adapter);

	}

	public boolean onCreateOptionsMenu(Menu menu) {

		super.onCreateOptionsMenu(menu);

		menu.add(0, MENU_ITEM_INSERT, 0, R.string.menu_insert);

		menu.add(0, android.view.Menu.NONE, 1, R.string.menu_insert_2);

		return true;

	}

	/**

	 * This is called right before the menu is shown, every time it is shown

	 */

	public boolean onPrepareOptionsMenu(Menu menu) {

		super.onPrepareOptionsMenu(menu);

		System.out.println("public boolean onPrepareOptionsMenu(Menu menu)");

		myToast("public boolean onPrepareOptionsMenu(Menu menu) ");

		/*

		 * getListAdapter()：Get the ListAdapter associated with this activity's

		 * ListView. getCount():How many items are in the data set represented

		 * by this Adapter.

		 */

		final boolean haveItems = getListAdapter().getCount() > 0;

		myToast("getListAdapter().getCount()一共有" + getListAdapter().getCount()

				+ "个");

		if (haveItems) {

			// getListView():Get the activity's list view widget.

			if (getListView().getSelectedItemId() > 0) {

				menu.removeGroup(1);

				Uri uri = ContentUris.withAppendedId(getIntent().getData(),

						getListView().getSelectedItemId());

				Intent intent = new Intent(null, uri);

				// TODO 下面这行代码还不知道到底怎么用

				menu.add(1, MENU_ITEM_EDIT, 1, "编辑内容").setIntent(intent);

				menu.add(1, MENU_ITEM_DELETE, 1, "删除当前日记");

			}

		} else {

			menu.removeGroup(1);

		}

		return true;

	}

	/**

	 * 封装 Toast()方法

	 *

	 * @param string

	 *            要显示的内容

	 */

	private void myToast(String string) {

		Toast.makeText(this, string, 1000).show();

	}

	public boolean onOptionsItemSelected(MenuItem item) {

		switch (item.getItemId()) {

		case MENU_ITEM_INSERT:

			Intent intent0 = new Intent(this, MyDiaryEdit.class);

			intent0.setAction(MyDiaryEdit.INSERT_TEXT_ACTION);//设置action，

			/*

			 * getIntent().getData(): Returns,The URI of the data this

			 * intent is targeting or null.

			 */

			intent0.setData(getIntent().getData());//intent设置URI

			startActivity(intent0);

			return true;

		case MENU_ITEM_EDIT:

			Intent intent1 = new Intent(this, MyDiaryEdit.class);

			intent1.setAction(MyDiaryEdit.EDIT_TEXT_ACTION);

			intent1.setData(item.getIntent().getData());

			startActivity(intent1);

			return true;

		case MENU_ITEM_DELETE:

			Uri uri = ContentUris.withAppendedId(getIntent().getData(),

					getListView().getSelectedItemId());

			getContentResolver().delete(uri, null, null);

			rewindView();

		}

		return super.onOptionsItemSelected(item);

	}

	protected void onActivityResult(int requestCode, int resultCode, Intent data) {

		super.onActivityResult(requestCode, resultCode, data);

	}

	@Override

	protected void onListItemClick(ListView l, View v, int position, long id) {

		//重要

		//Returns: a new URI with the given ID appended to the end of the path

		Uri uri = ContentUris.withAppendedId(getIntent().getData(), id);

		/*

		 * new Intent.Intent(String action, Uri uri)这种用法还不太熟悉

		 * 系统会根据第一个参数(action)在清单文件中找对应的activity，如果对应为多个activity，

		 * 此时就会弹出一个dailog选择Activity

		 */

		startActivity(new Intent(MyDiaryEdit.EDIT_TEXT_ACTION, uri));

	}

	private void rewindView() {

		// TODO Auto-generated method stub

		Cursor cursor = managedQuery(getIntent().getData(), PROJECTION, null,

				null, DiaryClmn.DEFAULT_SORT_ORDER);

		SimpleCursorAdapter adapter = new SimpleCursorAdapter(

				MyDiaryActivity.this, R.layout.mydiary_row, cursor,

				new String[] { DiaryClmn.TITLE, DiaryClmn.CREATED }, new int[] {

						R.id.text1, R.id.created });

		setListAdapter(adapter);

	}

}

MyDiaryEdit.java

package com.zhang.myDiary;

import com.zhang.myDiary.DiaryColumn.DiaryClmn;

import android.app.Activity;

import android.content.ContentValues;

import android.content.Intent;

import android.database.Cursor;

import android.graphics.Paint;

import android.net.Uri;

import android.os.Bundle;

import android.util.Log;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TextView;

import android.widget.Toast;

public class MyDiaryEdit extends Activity {

	private static final String TAG = "Diary";

	public static final String EDIT_TEXT_ACTION = "com.zhang.myDiary.MyDiaryEdit.EDIT_DIARY";

	public static final String INSERT_TEXT_ACTION = "com.zhang.myDiary.MyDiaryEdit.action.INSERT_DIARY";

	private static final String[] projection = new String[] { DiaryClmn._ID,

			DiaryClmn.TITLE, DiaryClmn.BODY };

	private static final int STATE_EDIT = 0;

	private static final int STATE_INSERT = 1;

	private int mState;

	private Uri mUri;

	private Cursor mCursor;

	private EditText mTitleText;

	private EditText mBodyText;

	private Button confirmButton, modifyButton;

	protected void onCreate(Bundle savedInstanceState) {

		super.onCreate(savedInstanceState);

		setTheme(android.R.style.Theme_Black);

		//Return the intent that started this activity.

		final Intent intent = getIntent();

		final String action = intent.getAction();

		setContentView(R.layout.mydiaryedit);//添加对应的layout

		System.out.println("intent.getAction():"+intent.getAction());

		myToast("intent.getAction():"+intent.getAction());

		TextView wyl_tv = (TextView) findViewById(R.id.wyl_txt);

		wyl_tv.setText("intent.getAction():"+intent.getAction()+", URI uri = intent.getData(): "+intent.getData());

		mTitleText = (EditText) findViewById(R.id.title);

		mBodyText = (EditText) findViewById(R.id.body);

		confirmButton = (Button) findViewById(R.id.confirm);

		modifyButton = (Button) findViewById(R.id.modified);

		if (EDIT_TEXT_ACTION.equals(action)) {

			mState = STATE_EDIT;

			mTitleText.setEnabled(false);

			mBodyText.setEnabled(false);//设置不可编辑

			modifyButton.setVisibility(View.VISIBLE);

			mUri = intent.getData();

			mCursor = managedQuery(mUri, projection, null, null, null);

			mCursor.moveToFirst();

			String title = mCursor.getString(1);

			mTitleText.setTextKeepState(title);

			String body = mCursor.getString(2);

			mBodyText.setTextKeepState(body);

			setResult(RESULT_OK, new Intent(MyDiaryEdit.EDIT_TEXT_ACTION, mUri));

			setTitle("编辑日记");

		} else if (INSERT_TEXT_ACTION.equals(action)) {

			mState = STATE_INSERT;

			setTitle("新建日记");

		} else {

			Log.e(TAG, "no such action error");

			MyDiaryEdit.this.finish();

			return;

		}

		confirmButton.setOnClickListener(new MyBtnOnClickListen());

		modifyButton.setOnClickListener(new MyBtnOnClickListen());

	}

	/**

	 * 封装 Toast()方法

	 *

	 * @param string  要显示的内容

	 */

	private void myToast(String string) {

		Toast.makeText(this, string, 1000).show();

	}

	private class MyBtnOnClickListen implements Button.OnClickListener {

		@Override

		public void onClick(View v) {

			// TODO Auto-generated method stub

			switch (v.getId()) {

			case R.id.confirm:

				if (mState == STATE_INSERT) {

					insertDiary();

				} else {

					// mTitleText.setEnabled(true);

					// mBodyText.setEnabled(true);

					updataDiary();

				}

				Intent intent = new Intent();

				setResult(RESULT_OK, intent);

				finish();

				break;

			case R.id.modified:

				mTitleText.setEnabled(true);

				mBodyText.setEnabled(true);

				break;

			}

		}

		private void insertDiary() {

			// TODO Auto-generated method stub

			ContentValues values = new ContentValues();

			String title = mTitleText.getText().toString();

			String body = mBodyText.getText().toString();

			values.put(DiaryClmn.CREATED,

					MyDiaryContentProvider.getFormateCreatedDate());

			values.put(DiaryClmn.TITLE, title);

			values.put(DiaryClmn.BODY, body);

			getContentResolver().insert(DiaryClmn.CONTENT_URI, values);

		}

		private void updataDiary() {

			// TODO Auto-generated method stub

			ContentValues values = new ContentValues();

			String title = mTitleText.getText().toString();

			String body = mBodyText.getText().toString();

			values.put(DiaryClmn.CREATED,

					MyDiaryContentProvider.getFormateCreatedDate());

			values.put(DiaryClmn.TITLE, title);

			values.put(DiaryClmn.BODY, body);

			getContentResolver().update(mUri, values, null, null);

		}

	}

}

DiaryColumn.java

package com.zhang.myDiary;

import java.net.URI;

import android.net.Uri;

import android.provider.BaseColumns;

import android.text.StaticLayout;

public class DiaryColumn

{

	public static final String AUTHORITY = "com.zhang.myDiary.Myprovider";

	public DiaryColumn()

	{

	}

	public static final class DiaryClmn implements BaseColumns

	{

		private DiaryClmn(){};

		public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/diarias");

		public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.google.diary";

		public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.google.diary";

		public static final String DEFAULT_SORT_ORDER = "created DESC";

		public static final String TITLE = "title";

		public static final String BODY = "body";

		public static final String CREATED = "created";

	}

}

MyDiaryContentProvider.java

package com.zhang.myDiary;

import java.util.Calendar;

import java.util.HashMap;

import com.zhang.myDiary.DiaryColumn.DiaryClmn;

import android.content.ContentProvider;

import android.content.ContentUris;

import android.content.ContentValues;

import android.content.Context;

import android.content.UriMatcher;

import android.database.Cursor;

import android.database.SQLException;

import android.database.sqlite.SQLiteDatabase;

import android.database.sqlite.SQLiteDatabase.CursorFactory;

import android.database.sqlite.SQLiteOpenHelper;

import android.database.sqlite.SQLiteQueryBuilder;

import android.net.Uri;

import android.text.TextUtils;

import android.widget.TextView;

public class MyDiaryContentProvider extends ContentProvider

{

	private static final String DATABASE_NAME = "Diarydatabase";

	private static final int DATABASE_VERSION = 1;

	private static final String DIARY_TABLE_NAME = "diary";

	private static final int DIARIES = 1;

	private static final int DIARY_ID = 2;

   private MyDiaryBaseHalper myDiaryBaseHalper;

	private Context context;

	private static  UriMatcher  sUriMatcher;

	private static HashMap<String,String>mHashMap;

	static{

		sUriMatcher=new UriMatcher(UriMatcher.NO_MATCH);

		sUriMatcher.addURI(DiaryColumn.AUTHORITY,"diarias",DIARIES);

		sUriMatcher.addURI(DiaryColumn.AUTHORITY, "diarias/#",DIARY_ID);	

		mHashMap=new HashMap<String, String>();

		mHashMap.put(DiaryClmn._ID, DiaryClmn._ID);

		mHashMap.put(DiaryClmn.TITLE, DiaryClmn.TITLE);

		mHashMap.put(DiaryClmn.BODY,DiaryClmn.BODY);

		mHashMap.put(DiaryClmn.CREATED, DiaryClmn.CREATED);

	}

	public static class MyDiaryBaseHalper extends SQLiteOpenHelper{

		public MyDiaryBaseHalper(Context context, String name, CursorFactory factory, int version)

		{

			super(context, name, factory, version);

			// TODO Auto-generated constructor stub

		}

		@Override

		public void onCreate(SQLiteDatabase db)

		{

			// TODO Auto-generated method stub

			String sql="CREATE TABLE diary("+DiaryClmn._ID+" INTEGER PRIMARY KEY,"+DiaryClmn.TITLE+"  TEXT,"+DiaryClmn.BODY+" TEXT,"+DiaryClmn.CREATED+"  TEXT"+");";

			db.execSQL(sql);

		}

		@Override

		public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion)

		{

			// TODO Auto-generated method stub

			db.execSQL("DROP TABLE IF EXISTS diary");

			onCreate(db);

		}

	}

	@Override

	public boolean onCreate()

	{

		// TODO Auto-generated method stub

		myDiaryBaseHalper=new MyDiaryBaseHalper(getContext(), DATABASE_NAME, null,DATABASE_VERSION);

		return true;

	}

	@Override

	public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder)

	{

		// TODO Auto-generated method stub

		SQLiteQueryBuilder dp=new SQLiteQueryBuilder();

		switch (sUriMatcher.match(uri))

		{

		case DIARIES :

			dp.setTables(DIARY_TABLE_NAME);

			dp.setProjectionMap(mHashMap);

			break;

		case DIARY_ID:

			dp.setTables(DIARY_TABLE_NAME);

			dp.setProjectionMap(mHashMap);

			dp.appendWhere(DiaryClmn._ID+"="+uri.getPathSegments().get(1));

			break;

		default:

			throw new IllegalArgumentException("错误 的uri:"+uri);

		}

		String olderBY;

		if (TextUtils.isEmpty(sortOrder))

		{

			olderBY=DiaryClmn.DEFAULT_SORT_ORDER;

		}else {

			olderBY=sortOrder;

		}

		SQLiteDatabase db=myDiaryBaseHalper.getReadableDatabase();

		Cursor cursor=dp.query(db, projection, selection, selectionArgs, null,null, olderBY);

		cursor.setNotificationUri(getContext().getContentResolver(), uri);

		return cursor;

	}

	@Override

	public String getType(Uri uri)

	{

		// TODO Auto-generated method stub

		switch (sUriMatcher.match(uri))

		{

		case DIARIES:

			return DiaryClmn.CONTENT_ITEM_TYPE;

		case DIARY_ID:

			return DiaryClmn.CONTENT_ITEM_TYPE;

		default:

			throw new IllegalArgumentException("Unknown URI " + uri);

		}

	}

	@Override

	public Uri insert(Uri uri, ContentValues values)

	{

		// TODO Auto-generated method stub

		SQLiteDatabase db=myDiaryBaseHalper.getWritableDatabase();

		long rwId=db.insert(DIARY_TABLE_NAME, DiaryClmn.BODY, values);

		if (rwId>0)

		{

			Uri rwIdUri=ContentUris.withAppendedId(DiaryClmn.CONTENT_URI, rwId);

			getContext().getContentResolver().notifyChange(rwIdUri,null);

			return rwIdUri;

		}

		throw new SQLException("Failed to insert row into " + uri);

	}

	@Override

	public int delete(Uri uri, String selection, String[] selectionArgs)

	{

		// TODO Auto-generated method stub

		SQLiteDatabase db=myDiaryBaseHalper.getWritableDatabase();

		String rwId=uri.getPathSegments().get(1);

		return db.delete(DIARY_TABLE_NAME, selection+"="+rwId,null);

	}

	@Override

	public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs)

	{

		// TODO Auto-generated method stub

		SQLiteDatabase db=myDiaryBaseHalper.getWritableDatabase();

			String rwId=uri.getPathSegments().get(1);

			return db.update(DIARY_TABLE_NAME, values, DiaryClmn._ID+"="+rwId,null);

	}

	public static String getFormateCreatedDate() {

		Calendar calendar = Calendar.getInstance();

		String created = calendar.get(Calendar.YEAR) + "年"

				+ calendar.get(Calendar.MONTH) + "月"

				+ calendar.get(Calendar.DAY_OF_MONTH) + "日"

				+ calendar.get(Calendar.HOUR_OF_DAY) + "时"

				+ calendar.get(Calendar.MINUTE) + "分";

		return created;

	}

}

main.xml

 <?xml version="1.0" encoding="utf-8"?>

 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

     android:layout_width="fill_parent"

     android:layout_height="fill_parent"

     android:layout_gravity="center_vertical"

     android:orientation="vertical" >

     <ListView

         android:id="@+id/android:list"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:smoothScrollbar="true" />

     <TextView

         android:id="@+id/android:empty"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:textColor="#000000"

         android:textStyle="bold"

         android:text="您还没有开始写日记呢!点击下边的Menu按钮开始写日记吧:)" />

 </LinearLayout>

mydiary_row.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:id="@+id/row"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent" >

    <TextView

        android:id="@+id/text1"

        android:layout_width="wrap_content"

        android:layout_height="30px"

        android:layout_marginTop="10dip"

        android:maxWidth="200dip"

        android:text="第一组第一项"

        android:textColor="#000000"

        android:textSize="22sp" />

    <TextView

        android:id="@+id/created"

        android:layout_width="wrap_content"

        android:layout_height="35px"

        android:layout_alignParentRight="true"

        android:layout_marginLeft="10dip"

        android:layout_marginTop="10dip"

        android:text="2012年4月2号"

        android:textColor="#000000" />

</RelativeLayout>

mydiaryedit.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

    <LinearLayout

        android:layout_width="0dip"

        android:layout_height="0dip"

        android:focusable="true"

        android:focusableInTouchMode="true" />

    <LinearLayout

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:orientation="vertical" >

        <TextView

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:padding="2px"

            android:text="@string/title" />

        <EditText

            android:id="@+id/title"

            android:layout_width="fill_parent"

            android:layout_height="wrap_content"

            android:textColor="#000000" />

    </LinearLayout>

    <LinearLayout

        android:layout_width="fill_parent"

        android:layout_height="fill_parent"

        android:orientation="vertical" >

        <TextView

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:text="@string/body" />

        <EditText

            android:id="@+id/body"

            android:layout_width="fill_parent"

            android:layout_height="wrap_content"

            android:singleLine="false"

            android:textColor="#000000" />

        <RelativeLayout

            android:layout_width="fill_parent"

            android:layout_height="wrap_content" >

            <Button

                android:id="@+id/modified"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_alignParentBottom="true"

                android:text="click me!编辑"

                android:visibility="invisible" >

            </Button>

            <Button

                android:id="@+id/confirm"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_alignParentRight="true"

                android:layout_alignTop="@+id/modified"

                android:text="   确定     " />

        </RelativeLayout>

    </LinearLayout>

</LinearLayout>

strings.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

    <LinearLayout

        android:layout_width="0dip"

        android:layout_height="0dip"

        android:focusable="true"

        android:focusableInTouchMode="true" />

    <LinearLayout

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:orientation="vertical" >

        <TextView

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:padding="2px"

            android:text="@string/title" />

        <EditText

            android:id="@+id/title"

            android:layout_width="fill_parent"

            android:layout_height="wrap_content"

            android:textColor="#000000" />

    </LinearLayout>

    <LinearLayout

        android:layout_width="fill_parent"

        android:layout_height="fill_parent"

        android:orientation="vertical" >

        <TextView

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:text="@string/body" />

        <EditText

            android:id="@+id/body"

            android:layout_width="fill_parent"

            android:layout_height="wrap_content"

            android:singleLine="false"

            android:textColor="#000000" />

        <RelativeLayout

            android:layout_width="fill_parent"

            android:layout_height="wrap_content" >

            <Button

                android:id="@+id/modified"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_alignParentBottom="true"

                android:text="click me!编辑"

                android:visibility="invisible" >

            </Button>

            <Button

                android:id="@+id/confirm"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_alignParentRight="true"

                android:layout_alignTop="@+id/modified"

                android:text="   确定     " />

        </RelativeLayout>

    </LinearLayout>

</LinearLayout>

清单文件

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.zhang.myDiary"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="7" />

    <application

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name" >

        <provider

            android:name="MyDiaryContentProvider"

            android:authorities="com.zhang.myDiary.Myprovider" />

        <activity

            android:name=".MyDiaryActivity"

           >

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

        <activity

            android:name="com.zhang.myDiary.MyDiaryEdit"

            android:label="@string/title_diary"

            android:theme="@android:style/Theme.Light" >

            <intent-filter>

                <action android:name="com.zhang.myDiary.MyDiaryEdit.EDIT_DIARY" />

                <category android:name="android.intent.category.DEFAULT" />

                <data android:mimeType="vnd.android.cursor.item/vnd.google.diary"/>

            </intent-filter>

            <intent-filter>

                <action android:name="com.zhang.myDiary.MyDiaryEdit.action.INSERT_DIARY" />

                <category android:name="android.intent.category.DEFAULT" />

                <data android:mimeType="vnd.android.cursor.dir/vnd.google.diary" />

            </intent-filter>

        </activity>

    </application>

</manifest>

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