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DoneBar / src / com.example.android.donebar /

DoneButtonActivity.java

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/*
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 * Copyright 2013 The Android Open Source Project
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package com.example.android.donebar;
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import android.app.ActionBar;
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import android.app.Activity;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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/**
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 * A sample activity demonstrating the "done button" alternative action bar presentation. For a more
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 * detailed description see {@link R.string.done_button_description}.
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 */
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public class DoneButtonActivity extends Activity {
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    protected void onCreate(Bundle savedInstanceState) {
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        super.onCreate(savedInstanceState);
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        // Inflate a "Done" custom action bar view to serve as the "Up" affordance.
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        final LayoutInflater inflater = (LayoutInflater) getActionBar().getThemedContext()
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                .getSystemService(LAYOUT_INFLATER_SERVICE);
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        final View customActionBarView = inflater.inflate(
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                R.layout.actionbar_custom_view_done, null);
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        customActionBarView.findViewById(R.id.actionbar_done).setOnClickListener(
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                new View.OnClickListener() {
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                    @Override
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                    public void onClick(View v) {
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                        // "Done"
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                        finish();
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                    }
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                });
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        // Show the custom action bar view and hide the normal Home icon and title.
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        final ActionBar actionBar = getActionBar();
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        actionBar.setDisplayOptions(
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                ActionBar.DISPLAY_SHOW_CUSTOM,
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                ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_SHOW_HOME
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                        | ActionBar.DISPLAY_SHOW_TITLE);
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        actionBar.setCustomView(customActionBarView);
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        setContentView(R.layout.activity_done_button);
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    }
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    @Override
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    public boolean onCreateOptionsMenu(Menu menu) {
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        super.onCreateOptionsMenu(menu);
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        getMenuInflater().inflate(R.menu.cancel, menu);
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        return true;
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    }
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    @Override
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    public boolean onOptionsItemSelected(MenuItem item) {
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        switch (item.getItemId()) {
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            case R.id.cancel:
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                // "Cancel"
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                finish();
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                return true;
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        }
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        return super.onOptionsItemSelected(item);
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    }
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}
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