net.forkk.autocron.EditAutomationActivity.java Source code

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Here is the source code for net.forkk.autocron.EditAutomationActivity.java

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/*
 * Copyright 2013 Andrew Okin
 *
 * 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 net.forkk.autocron;

import android.app.ActionBar;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.os.Bundle;
import android.support.v13.app.FragmentPagerAdapter;
import android.support.v4.app.FragmentActivity;
import android.support.v4.view.ViewPager;

import net.forkk.autocron.data.ComponentPointer;
import net.forkk.autocron.data.Event;

import java.util.Locale;

public class EditAutomationActivity extends FragmentActivity implements ActionBar.TabListener {
    public static final String EXTRA_AUTOMATION_POINTER = "net.forkk.autocron.automation_ptr";

    protected ComponentPointer mAutomationPointer;

    protected boolean mShowTriggerList = false;

    public EditAutomationActivity() {

    }

    /**
     * The {@link android.support.v4.view.PagerAdapter} that will provide fragments for each of the
     * sections. We use a {@link android.support.v4.app.FragmentPagerAdapter} derivative, which will
     * keep every loaded fragment in memory. If this becomes too memory intensive, it may be best to
     * switch to a {@link android.support.v4.app.FragmentStatePagerAdapter}.
     */
    protected SectionsPagerAdapter mPagerAdapter;

    /**
     * The {@link ViewPager} that will host the section contents.
     */
    protected ViewPager mViewPager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Intent intent = getIntent();
        assert intent != null;
        mAutomationPointer = (ComponentPointer) intent.getSerializableExtra(EXTRA_AUTOMATION_POINTER);

        mShowTriggerList = mAutomationPointer instanceof Event.Pointer;

        setContentView(R.layout.activity_edit_automation);

        // Set up the action bar.
        final ActionBar actionBar = getActionBar();
        assert actionBar != null;
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

        // Create the adapter that will return a fragment for each of the three
        // primary sections of the app.
        mPagerAdapter = new SectionsPagerAdapter(getFragmentManager());

        // Set up the ViewPager with the sections adapter.
        mViewPager = (ViewPager) findViewById(R.id.pager);
        mViewPager.setAdapter(mPagerAdapter);

        // When swiping between different sections, select the corresponding
        // tab. We can also use ActionBar.Tab#select() to do this if we have
        // a reference to the Tab.
        mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
            @Override
            public void onPageSelected(int position) {
                actionBar.setSelectedNavigationItem(position);
            }
        });

        // For each of the sections in the app, add a tab to the action bar.
        for (int i = 0; i < mPagerAdapter.getCount(); i++) {
            // Create a tab with text corresponding to the page title defined by
            // the adapter. Also specify this Activity object, which implements
            // the TabListener interface, as the callback (listener) for when
            // this tab is selected.
            actionBar.addTab(actionBar.newTab().setText(mPagerAdapter.getPageTitle(i)).setTabListener(this));
        }
    }

    @Override
    public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
        // When the given tab is selected, switch to the corresponding page in
        // the ViewPager.
        mViewPager.setCurrentItem(tab.getPosition());
    }

    @Override
    public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {

    }

    @Override
    public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {

    }

    /**
     * A {@link FragmentPagerAdapter} that returns a fragment corresponding to one of the
     * sections/tabs/pages.
     */
    public class SectionsPagerAdapter extends FragmentPagerAdapter {

        public SectionsPagerAdapter(FragmentManager fm) {
            super(fm);
        }

        @Override
        public Fragment getItem(int position) {
            if (mShowTriggerList) {
                if (position > 1)
                    position--;
                else if (position == 1)
                    return new AutomationComponentListFragment(mAutomationPointer,
                            AutomationComponentListFragment.ComponentListType.Trigger);
            }

            switch (position) {
            case 0:
                return new ComponentPreferenceFragment(mAutomationPointer);

            case 1:
                return new AutomationComponentListFragment(mAutomationPointer,
                        AutomationComponentListFragment.ComponentListType.Rule);
            case 2:
                return new AutomationComponentListFragment(mAutomationPointer,
                        AutomationComponentListFragment.ComponentListType.Action);
            }
            return null;
        }

        @Override
        public int getCount() {
            // Show 3 total pages.
            return mShowTriggerList ? 4 : 3;
        }

        @Override
        public CharSequence getPageTitle(int position) {
            Locale l = Locale.getDefault();

            if (mShowTriggerList) {
                if (position > 1)
                    position--;
                else if (position == 1)
                    return getString(R.string.title_automation_triggers).toUpperCase(l);
            }

            switch (position) {
            case 0:
                return getString(R.string.title_automation_settings).toUpperCase(l);
            case 1:
                return getString(R.string.title_automation_rules).toUpperCase(l);
            case 2:
                return getString(R.string.title_automation_actions).toUpperCase(l);
            }
            return null;
        }
    }
}