pl.selvin.android.listsyncsample.ui.SyncActivity.java Source code

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Here is the source code for pl.selvin.android.listsyncsample.ui.SyncActivity.java

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/***
 Copyright (c) 2014 Selvin
 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 pl.selvin.android.listsyncsample.ui;

import android.annotation.SuppressLint;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.os.Handler;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.app.ActionBarActivity;
import android.view.Menu;
import android.view.MenuItem;

import pl.selvin.android.listsyncsample.Constants;
import pl.selvin.android.listsyncsample.R;
import pl.selvin.android.listsyncsample.support.SyncHelper;

@SuppressLint("Registered")
public class SyncActivity extends ActionBarActivity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        registerRecivers();
        new Handler().postDelayed(new Runnable() {
            @Override
            public void run() {
                syncHelper.doSync();
            }

        }, 200);

    }

    boolean registered = true;

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

    public boolean onPrepareOptionsMenu(Menu menu) {
        MenuItem item = menu.findItem(R.id.refresh);
        item.setVisible(true);
        if (!showMenu) {
            MenuItemCompat.setActionView(item, R.layout.actionbar_progress);
        } else {
            MenuItemCompat.setActionView(item, null);
        }
        return true;
    }

    final SyncHelper syncHelper = SyncHelper.createInstance(this);

    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
        case R.id.refresh:
            syncHelper.doSync();
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    volatile boolean showMenu = true;

    BroadcastReceiver startSync = new BroadcastReceiver() {
        public void onReceive(Context context, Intent intent) {
            showMenu = false;
            invalidateOptionsMenu();
        }
    };

    BroadcastReceiver stopSync = new BroadcastReceiver() {
        public void onReceive(Context context, Intent intent) {
            showMenu = true;
            invalidateOptionsMenu();
        }
    };

    protected void onResume() {
        super.onResume();
        if (!registered) {
            registerRecivers();
        }
    }

    private void registerRecivers() {
        registerReceiver(startSync, new IntentFilter(Constants.SYNCACTION_START));
        registerReceiver(stopSync, new IntentFilter(Constants.SYNCACTION_STOP));
        registered = true;
    }

    protected void onPause() {
        super.onPause();
        unregisterReceiver(startSync);
        unregisterReceiver(stopSync);
        registered = false;
    }
}