<android.support.v7.widget.Toolbar

    android:id="@+id/tool_bar"

    android:layout_width="match_parent"

    android:layout_height="?attr/actionBarSize"

    android:background="@color/colorPrimary"></android.support.v7.widget.Toolbar>

/**

 * 1.在布局文件中添加ToolBar控件

 * 2.在styles.xml文件中隐藏ActionBar

 * 3.在Activity中查找ToolBar，并给Toolbar设置属性，最后，用ToolBar代替ActionBar

 */

public class MainActivity extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        Toolbar toolbar = (Toolbar) findViewById(R.id.tool_bar);

        //设置标题

        toolbar.setTitle("Title");

        //设置二级标题

        toolbar.setSubtitle("二级标题");

        //设置导航图标

//        toolbar.setNavigationIcon(R.drawable.abg);

//        toolbar.setLogo(R.drawable.abg);

        //将ToolBar当作ActionBar来使用

        setSupportActionBar(toolbar);

        //显示导航按钮，这行代码一定要放在setSupportActionBar(toolbar);之后执行

        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    }

    @Override

    public boolean onOptionsItemSelected(MenuItem item) {

        switch (item.getItemId()) {

            case android.R.id.home:

                Toast.makeText(MainActivity.this, "home", Toast.LENGTH_SHORT).show();

                break;

        }

        return super.onOptionsItemSelected(item);

    }

}

public class MainActivity extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        Toolbar toolbar = (Toolbar) findViewById(R.id.tool_bar);

        toolbar.setTitle("Title");

        toolbar.setSubtitle("SubTitle");

        //加载菜单文件到ToolBar上

        toolbar.inflateMenu(R.menu.main);

        //设置菜单项的点击事件

        toolbar.setOnMenuItemClickListener(new Toolbar.OnMenuItemClickListener() {

            @Override

            public boolean onMenuItemClick(MenuItem item) {

                switch (item.getItemId()) {

                    case R.id.menu1:

                        Toast.makeText(MainActivity.this, "menu1", Toast.LENGTH_SHORT).show();

                        break;

                }

                return true;

            }

        });

    }

}

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

      xmlns:app="http://schemas.android.com/apk/res-auto">

    <item

        android:id="@+id/share"

        android:title="share"

        app:actionProviderClass="android.support.v7.widget.ShareActionProvider"

        app:showAsAction="always"/>

    <item

        android:id="@+id/search"

        android:title="search"

        app:showAsAction="always"

        app:actionViewClass="android.support.v7.widget.SearchView"/>

</menu>

public class MainActivity extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        Toolbar toolbar = (Toolbar) findViewById(R.id.tool_bar);

        setSupportActionBar(toolbar);

    }

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        getMenuInflater().inflate(R.menu.menu, menu);

        /**************************处理分享控件**************************/

        //获得分享item

        MenuItem shareItem = menu.findItem(R.id.share);

        //获得ShareActionProvider

        ShareActionProvider shareActionProvider = (ShareActionProvider) MenuItemCompat.getActionProvider(shareItem);

        //设置要分享的数据

        shareActionProvider.setShareIntent(getShareIntent());

        /*******************************处理搜索控件*************************************/

        SearchView searchView = (SearchView) menu.findItem(R.id.search).getActionView();

        searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {

            //提交搜索 文本时触发

            @Override

            public boolean onQueryTextSubmit(String query) {

                Log.d("lenve", "onQueryTextSubmit: " + query);

                return true;

            }

            //搜索文本改变时触发

            @Override

            public boolean onQueryTextChange(String newText) {

                Log.d("lenve", "onQueryTextChange: " + newText);

                return true;

            }

        });

        return super.onCreateOptionsMenu(menu);

    }

    private Intent getShareIntent() {

        Intent intent = new Intent();

        //设置要分享的数据

        intent.putExtra(Intent.EXTRA_STREAM, Uri.parse(Environment

                .getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS)

                .getAbsolutePath() + File.separator + "p2.png"));

        //设置数据类型

        intent.setType("image/*");

        return intent;

    }

}