Android - DrawerLayout的使用

Android DrawerLayout的使用。

从屏幕的左右边缘开始拖动，能拖出一个新的视图。

  

activity_main.xml

<android.support.v4.widget.DrawerLayout     xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@+id/drawer_layout"    android:layout_width="match_parent"    android:layout_height="match_parent" >    <!-- 指定drawerlayout为根视图 -->    <!-- main view -->    <FrameLayout        android:id="@+id/content_frame"        android:layout_width="match_parent"        android:layout_height="match_parent" >    </FrameLayout>    <!-- The navigation drawer -->    <ListView        android:id="@+id/left_drawer"        android:layout_width="240dp"        android:layout_height="match_parent"        android:layout_gravity="end"        android:background="#ffffcc"        android:choiceMode="singleChoice"        android:divider="@android:color/transparent"        android:dividerHeight="0dp" >    </ListView></android.support.v4.widget.DrawerLayout>

fragment.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical" >    <TextView         android:id="@+id/textView"        android:layout_width="match_parent"        android:layout_height="wrap_content"        /></LinearLayout>

MainActivit.java

package com.rust.rustdrawerlayout;import java.util.ArrayList;import android.app.Activity;import android.app.Fragment;import android.app.FragmentManager;import android.content.Intent;import android.content.res.Configuration;import android.net.Uri;import android.os.Bundle;import android.support.v4.app.ActionBarDrawerToggle;import android.support.v4.view.GravityCompat;import android.support.v4.widget.DrawerLayout;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ArrayAdapter;import android.widget.ListView;public class MainActivity extends Activity implements OnItemClickListener{private DrawerLayout mDrawerLayout;private ListView mDrawerList;private ArrayList<String> menuLists;private ArrayAdapter<String> adapter;@SuppressWarnings("deprecation")private ActionBarDrawerToggle mDrawerToggle;private String mTitle;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);mTitle = (String) getTitle();mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);mDrawerList = (ListView) findViewById(R.id.left_drawer);menuLists = new ArrayList<String>();for (int i = 0; i < 8; i++) {//初始化menuLists.add("按钮示例0" + i);}adapter = new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1,menuLists);mDrawerList.setAdapter(adapter);//内容添加完毕mDrawerList.setOnItemClickListener(this);//设置监听器mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, R.drawable.ic_drawer, R.string.drawer_open, R.string.drawer_close){@Overridepublic void onDrawerOpened(View drawerView) {super.onDrawerOpened(drawerView);//getActionBar().setTitle("Please selecte");invalidateOptionsMenu();}@Overridepublic void onDrawerClosed(View drawerView) {super.onDrawerClosed(drawerView);getActionBar().setTitle(mTitle);invalidateOptionsMenu();}};mDrawerLayout.setDrawerListener(mDrawerToggle);//左上角的图标就是一个menu itemgetActionBar().setDisplayHomeAsUpEnabled(true);getActionBar().setHomeButtonEnabled(true);}@Overridepublic void onItemClick(AdapterView<?> parent, View view, int position,long id) {//动态插入一个fragment到framelayout当中Fragment contentFragment = new ContentFragment();Bundle args = new Bundle();args.putString("text", menuLists.get(position));  contentFragment.setArguments(args);  //携带一个参数FragmentManager fm = getFragmentManager();fm.beginTransaction().replace(R.id.content_frame, contentFragment).commit();//开启一个事务mDrawerLayout.closeDrawer(mDrawerList);//隐藏当前导航菜单}@Overridepublic boolean onPrepareOptionsMenu(Menu menu) {boolean isDrawerOpen = mDrawerLayout.isDrawerOpen(mDrawerList);menu.findItem(R.id.action_websearch).setVisible(!isDrawerOpen);return super.onPrepareOptionsMenu(menu);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {getMenuInflater().inflate(R.menu.main, menu);return true;}@Overridepublic boolean onOptionsItemSelected(MenuItem item) {//if (mDrawerToggle.onOptionsItemSelected(item)) {//return true;//}switch (item.getItemId()) {case R.id.action_websearch:Intent intent = new Intent();intent.setAction("android.intent.action.VIEW");Uri uri = Uri.parse("http://www.baidu.com");intent.setData(uri);startActivity(intent);break;case android.R.id.home: if (mDrawerLayout.isDrawerVisible(GravityCompat.END)) {                   mDrawerLayout.closeDrawer(GravityCompat.END);//关闭抽屉               } else {                   mDrawerLayout.openDrawer(GravityCompat.END);//打开抽屉               }  // // if (mDrawerLayout.isDrawerVisible(GravityCompat.START)) {  // mDrawerLayout.closeDrawer(GravityCompat.START);//关闭抽屉  // } else {  // mDrawerLayout.openDrawer(GravityCompat.START);//打开抽屉  // }  //   break;}return super.onOptionsItemSelected(item);}@Overrideprotected void onPostCreate(Bundle savedInstanceState) {//mDrawerToggle.syncState();super.onPostCreate(savedInstanceState);}@Overridepublic void onConfigurationChanged(Configuration newConfig) {super.onConfigurationChanged(newConfig);mDrawerToggle.onConfigurationChanged(newConfig);}}

ContentFragment.java

package com.rust.rustdrawerlayout;import android.app.Fragment;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.TextView;public class ContentFragment extends Fragment{private TextView textView;@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {View view = inflater.inflate(R.layout.fragment_content, container,false);//接受传入的值textView = (TextView) view.findViewById(R.id.textView);String text = getArguments().getString("text");textView.setText(text);return view;}}