android navigationdrawer抽屉菜单

MainActivity.java

package com.ct9_navigationdrawer;import java.util.Locale;import android.os.Bundle;import android.app.Activity;import android.app.Fragment;import android.app.FragmentManager;import android.app.FragmentTransaction;import android.content.res.Configuration;import android.support.v4.app.ActionBarDrawerToggle;import android.support.v4.view.GravityCompat;import android.support.v4.widget.DrawerLayout;import android.view.Gravity;import android.view.LayoutInflater;import android.view.Menu;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ArrayAdapter;import android.widget.ImageView;import android.widget.ListView;public class MainActivity extends Activity {// 抽屉菜单跟控件private DrawerLayout mDrawerLayout;// 抽屉菜单左边菜单private ListView mDrawerList;// 抽屉菜单应用图标指示抽屉开关private ActionBarDrawerToggle mDrawerToggle;private String mDrawerTitle;//抽屉左边菜单的数组集合private static String[] mPlanetTitle;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);findViews();setListener();initdata();if(savedInstanceState==null){selectItem(0);}}private void findViews() {// TODO Auto-generated method stubmDrawerLayout = (DrawerLayout) findViewById(R.id.drawerlayout);mDrawerList = (ListView) findViewById(R.id.left_drawer);mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout,R.drawable.ic_drawer, 1,1){@Overridepublic void onDrawerClosed(View drawerView) {// TODO Auto-generated method stubgetActionBar().setTitle(mDrawerTitle);invalidateOptionsMenu();}@Overridepublic void onDrawerOpened(View drawerView) {// TODO Auto-generated method stubsuper.onDrawerOpened(drawerView);invalidateOptionsMenu();}};}private void setListener() {// TODO Auto-generated method stubmDrawerList.setOnItemClickListener(new OnItemClickListener() {@Overridepublic void onItemClick(AdapterView<?> parent, View view,int position, long id) {// TODO Auto-generated method stubselectItem(position);}});mDrawerLayout.setDrawerListener(mDrawerToggle);}public void selectItem(int position) {// TODO Auto-generated method stubFragment fragment=new PlanetFragment();Bundle bundle=new Bundle();bundle.putInt(PlanetFragment.ARG_PLANET_NUMBER, position);fragment.setArguments(bundle);//事物提交FragmentTransaction manager=getFragmentManager().beginTransaction();manager.replace(R.id.frame_content, fragment);manager.commit();mDrawerList.setItemChecked(position, true);setTitle(mPlanetTitle[position]);mDrawerLayout.closeDrawer(mDrawerList);}private void initdata(){mDrawerTitle=getTitle().toString();//菜单标题//mPlanetTitle=new String[]{"水星","金星","地球","火星","木星","土星","天王星","海王星"};// 左边菜单数据集合// 左边菜单数据集合mPlanetTitle = getResources().getStringArray(R.array.planets_array);//设置拉出导航菜单时阴影，官方示例不明显，可把图片背景修改一下  mDrawerList.setAdapter(new ArrayAdapter<String>(this, R.layout.drawer_list_item,mPlanetTitle));mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);getActionBar().setDisplayHomeAsUpEnabled(true);getActionBar().setHomeButtonEnabled(true);}@Overridepublic void setTitle(CharSequence title) {// TODO Auto-generated method stubmDrawerTitle=title.toString();getActionBar().setTitle(mDrawerTitle);}public static class PlanetFragment extends Fragment{public static final String ARG_PLANET_NUMBER="planet_number";@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {// TODO Auto-generated method stubView view=inflater.inflate(R.layout.fragment_planet, container,false);int i=getArguments().getInt(ARG_PLANET_NUMBER);String planet=mPlanetTitle[i];int imgId=getResources().getIdentifier(planet.toLowerCase(Locale.getDefault()), "drawable", getActivity().getPackageName());ImageView img=(ImageView) view.findViewById(R.id.image);img.setImageResource(imgId);getActivity().setTitle(planet);return view;}}@Overridepublic boolean onMenuOpened(int featureId, Menu menu) {// TODO Auto-generated method stubif(mDrawerLayout.isDrawerOpen(mDrawerList)){mDrawerLayout.closeDrawer(mDrawerList);}else{mDrawerLayout.openDrawer(mDrawerList);//当打开菜单时}return super.onMenuOpened(featureId, menu);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {//getMenuInflater().inflate(R.menu.activity_main, menu);return true;}}

activity_main.xml

<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:id="@+id/drawerlayout"    android:layout_width="match_parent"    android:layout_height="match_parent" >    <FrameLayout        android:id="@+id/frame_content"        android:layout_width="match_parent"        android:layout_height="match_parent" />        <ListView        android:id="@+id/left_drawer"        android:layout_width="200dp"        android:layout_height="match_parent"        android:layout_gravity="start"        android:background="#111"        android:choiceMode="singleChoice"        android:divider="@android:color/transparent"        android:dividerHeight="1dp" /></android.support.v4.widget.DrawerLayout>

fragment_planet.xml

<ImageView xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@+id/image"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:background="#000000"    android:gravity="center"    android:padding="32dp" />

drawer_list_item.xml

<TextView xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@android:id/text1"    android:layout_width="match_parent"    android:layout_height="wrap_content"    android:textAppearance="?android:attr/textAppearanceListItemSmall"    android:gravity="center_vertical"    android:paddingLeft="16dp"    android:paddingRight="16dp"    android:textColor="#fff"    android:background="?android:attr/activatedBackgroundIndicator"    android:minHeight="?android:attr/listPreferredItemHeightSmall"/>

strings.xml

<resources>    <string name="app_name">com.ct9_navigationdrawer</string>    <string name="hello_world">Hello world!</string>    <string name="menu_settings">Settings</string>    <string name="title_activity_main">MainActivity</string>    <string name="drawer_open">Open navigation drawer</string>    <string name="drawer_close">Close navigation drawer</string>    <string-array name="planets_array">        <item>Mercury</item>        <item>Venus</item>        <item>Earth</item>        <item>Mars</item>        <item>Jupiter</item>        <item>Saturn</item>        <item>Uranus</item>        <item>Neptune</item>    </string-array></resources>

要注意的是在drawable下放几张图片如图：

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