samples/Support7Demos/src/com/example/android/supportv7/app/ToolbarActionMode.java

/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.supportv7.app;

import com.example.android.supportv7.R;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.view.ActionMode;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Toast;

/**
 * This demonstrates idiomatic usage of an action mode with a Toolbar.
 */
public class ToolbarActionMode extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.toolbar_action_mode);

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

        findViewById(R.id.btn_start_action_mode).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                startActionMode();
            }
        });
    }

    private void startActionMode() {
        startSupportActionMode(new ActionMode.Callback() {
            @Override
            public boolean onCreateActionMode(ActionMode mode, Menu menu) {
                mode.getMenuInflater().inflate(R.menu.actions, menu);
                return true;
            }

            @Override
            public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
                return false;
            }

            @Override
            public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
                Toast.makeText(ToolbarActionMode.this,
                        "Action Mode item clicked:" + item.getTitle(), Toast.LENGTH_SHORT).show();
                return true;
            }

            @Override
            public void onDestroyActionMode(ActionMode mode) {
            }
        });
    }

}