com.alibaba.akita.samples.BaseSampleActivity.java Source code

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Here is the source code for com.alibaba.akita.samples.BaseSampleActivity.java

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/*
 * Copyright 1999-2101 Alibaba Group.
 *
 * 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.alibaba.akita.samples;

import android.support.v4.app.FragmentActivity;
import android.support.v4.view.ViewPager;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Toast;
import com.alibaba.akita.widget.viewpagerindicator.PageIndicator;

import java.util.Random;

public abstract class BaseSampleActivity extends FragmentActivity {
    private static final Random RANDOM = new Random();

    TestFragmentAdapter mAdapter;
    ViewPager mPager;
    PageIndicator mIndicator;

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.menu, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
        case R.id.random:
            final int page = RANDOM.nextInt(mAdapter.getCount());
            Toast.makeText(this, "Changing to page " + page, Toast.LENGTH_SHORT);
            mPager.setCurrentItem(page);
            return true;

        case R.id.add_page:
            if (mAdapter.getCount() < 10) {
                mAdapter.setCount(mAdapter.getCount() + 1);
                mIndicator.notifyDataSetChanged();
            }
            return true;

        case R.id.remove_page:
            if (mAdapter.getCount() > 1) {
                mAdapter.setCount(mAdapter.getCount() - 1);
                mIndicator.notifyDataSetChanged();
            }
            return true;
        }
        return super.onOptionsItemSelected(item);
    }
}