net.peterkuterna.android.apps.devoxxfrsched.ui.NewSessionsActivity.java Source code

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/*
 * Copyright 2011 Peter Kuterna
 *
 * 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.peterkuterna.android.apps.devoxxfrsched.ui;

import net.peterkuterna.android.apps.devoxxfrsched.R;
import net.peterkuterna.android.apps.devoxxfrsched.provider.CfpContract;
import net.peterkuterna.android.apps.devoxxfrsched.ui.phone.SessionDetailActivity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.FragmentManager;
import android.view.View;
import android.view.ViewGroup;

/**
 * An activity to show the new session received with a notification. This
 * activity can be either single or multi-pane, depending on the device
 * configuration. We want the multi-pane support that
 * {@link BaseMultiPaneActivity} offers, so we inherit from it instead of
 * {@link BaseSinglePaneActivity}.
 */
public class NewSessionsActivity extends BaseMultiPaneActivity {

    public static final String EXTRA_NEW_SESSION_TIMESTAMP = "net.peterkuterna.android.apps.devoxxfrsched.extra.NEW_SESSION_TIMESTAMP";

    private SessionsFragment mSessionsFragment;

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

        setContentView(R.layout.activity_newsessions);

        final long timestamp = getIntent().getLongExtra(EXTRA_NEW_SESSION_TIMESTAMP, -1);

        Intent intent = new Intent();
        intent.setData(CfpContract.Sessions.CONTENT_URI);
        intent.putExtra(EXTRA_NEW_SESSION_TIMESTAMP, timestamp);

        final FragmentManager fm = getSupportFragmentManager();
        mSessionsFragment = (SessionsFragment) fm.findFragmentByTag("sessions");
        if (mSessionsFragment == null) {
            mSessionsFragment = new SessionsFragment();
            mSessionsFragment.setArguments(intentToFragmentArguments(intent));
            fm.beginTransaction().add(R.id.root_container, mSessionsFragment, "sessions").commit();
        }
    }

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

        ViewGroup detailContainer = (ViewGroup) findViewById(R.id.fragment_container_starred_detail);
        if (detailContainer != null && detailContainer.getChildCount() > 1) {
            findViewById(android.R.id.empty).setVisibility(View.GONE);
        }
    }

    @Override
    public FragmentReplaceInfo onSubstituteFragmentForActivityLaunch(String activityClassName) {
        if (findViewById(R.id.fragment_container_starred_detail) != null) {
            findViewById(android.R.id.empty).setVisibility(View.GONE);
            if (SessionDetailActivity.class.getName().equals(activityClassName)) {
                clearSelectedItems();
                return new FragmentReplaceInfo(SessionDetailFragment.class, "session_detail",
                        R.id.fragment_container_starred_detail);
            }
        }
        return null;
    }

    private void clearSelectedItems() {
        if (mSessionsFragment != null) {
            mSessionsFragment.clearCheckedPosition();
        }
    }

}