ActionsListFragment.java

package com.lechucksoftware.proxy.proxysettings.excluded;

import android.app.LoaderManager;
import android.content.Loader;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.RelativeLayout;
import android.widget.TextView;

import com.lechucksoftware.proxy.proxysettings.App;
import com.lechucksoftware.proxy.proxysettings.R;
import com.lechucksoftware.proxy.proxysettings.constants.FragmentMode;
import com.lechucksoftware.proxy.proxysettings.db.ProxyEntity;
import com.lechucksoftware.proxy.proxysettings.loaders.ProxyDBTaskLoader;
import com.lechucksoftware.proxy.proxysettings.ui.adapters.ProxiesSelectorListAdapter;
import com.lechucksoftware.proxy.proxysettings.ui.base.BaseDialogFragment;
import com.lechucksoftware.proxy.proxysettings.ui.base.IBaseFragment;

import java.util.ArrayList;
import java.util.List;

import be.shouldit.proxy.lib.WiFiAPConfig;

/**
 * Created by marco on 17/05/13.
 */
public class ActionsListFragment extends BaseDialogFragment implements IBaseFragment, LoaderManager.LoaderCallbacks<List<ProxyEntity>>
{
    private static final String TAG = ActionsListFragment.class.getSimpleName();
//    private static ProxyListFragment instance;
    int mCurCheckPosition = 0;
    private ProxiesSelectorListAdapter proxiesListAdapter;
    private TextView emptyText;
    private RelativeLayout progress;

    private Loader<List<ProxyEntity>> loader;
    private ListView listView;

    private FragmentMode fragmentMode;

    // Loaders
    private static final int LOADER_PROXYDB = 1;

    // Arguments
    private static final String FRAGMENT_MODE_ARG = "FRAGMENT_MODE_ARG";
    private static final String PROXY_CONF_ARG = "PROXY_CONF_ARG";
    private WiFiAPConfig apConf;


    public static ActionsListFragment newInstance()
    {
        return newInstance(FragmentMode.FULLSIZE, null);
    }

    public static ActionsListFragment newInstance(FragmentMode mode, WiFiAPConfig apConf)
    {
        ActionsListFragment instance = new ActionsListFragment();

        Bundle args = new Bundle();
        args.putSerializable(FRAGMENT_MODE_ARG, mode);
        args.putSerializable(PROXY_CONF_ARG, apConf);
        instance.setArguments(args);

        return instance;
    }

    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        fragmentMode = (FragmentMode) getArguments().getSerializable(FRAGMENT_MODE_ARG);
        apConf = (WiFiAPConfig) getArguments().getSerializable(PROXY_CONF_ARG);
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
    {
        View v = inflater.inflate(R.layout.standard_list, container, false);

        progress = (RelativeLayout) v.findViewById(R.id.progress);
        progress.setVisibility(View.VISIBLE);

        emptyText = (TextView) v.findViewById(android.R.id.empty);
        listView = (ListView) v.findViewById(android.R.id.list);

        if (proxiesListAdapter == null)
        {
            proxiesListAdapter = new ProxiesSelectorListAdapter(getActivity());
        }

        listView.setAdapter(proxiesListAdapter);
        listView.setOnItemClickListener(new AdapterView.OnItemClickListener()
        {
            @Override
            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l)
            {
                if (fragmentMode == FragmentMode.FULLSIZE)
                {
                    showDetails(i);
                }
                else if (fragmentMode == FragmentMode.DIALOG)
                {
                    selectedProxy(i);
                    dismiss();
                }
            }
        });

        loader = getLoaderManager().initLoader(LOADER_PROXYDB, new Bundle(), this);
        loader.forceLoad();

//        // Reset selected configuration
//        App.setSelectedConfiguration(null);

        ActionManager.getInstance().hide();

        return v;
    }

    /**
     * LoaderManager Interface methods
     * */

    @Override
    public Loader<List<ProxyEntity>> onCreateLoader(int i, Bundle bundle)
    {
        ProxyDBTaskLoader proxyDBTaskLoader = new ProxyDBTaskLoader(getActivity());
        return proxyDBTaskLoader;
    }

    @Override
    public void onLoadFinished(Loader<List<ProxyEntity>> listLoader, List<ProxyEntity> dbProxies)
    {
        if (dbProxies != null && dbProxies.size() > 0)
        {
            proxiesListAdapter.setData(dbProxies);
            emptyText.setVisibility(View.GONE);
        }
        else
        {
            proxiesListAdapter.setData(new ArrayList<ProxyEntity>());
            emptyText.setText(getResources().getString(R.string.proxy_empty_list));
            emptyText.setVisibility(View.VISIBLE);
        }

        progress.setVisibility(View.GONE);
    }

    @Override
    public void onLoaderReset(Loader<List<ProxyEntity>> listLoader)
    {

    }

    /**
     * Helper function to show the details of a selected item, either by
     * displaying a fragment in-place in the current UI, or starting a
     * whole new activity in which it is displayed.
     */

    void showDetails(int index)
    {
        mCurCheckPosition = index;

        try
        {
            // We can display everything in-place with fragments, so update
            // the list to highlight the selected item and show the data.
            listView.setItemChecked(index, true);

            ProxyEntity selectedProxy = (ProxyEntity) listView.getItemAtPosition(index);
//            App.setSelectedProxy(selectProxy);
//            LogWrapper.d(TAG, "Selected proxy configuration: " + selectedConfiguration.toShortString());
//            NavigationUtils.GoToProxyDetailsFragment(getFragmentManager(), selectedProxy);
        }
        catch (Exception e)
        {
            App.getEventsReporter().sendException(new Exception("Exception during WiFiApListFragment showDetails(" + index + ") " + e.toString()));
        }
    }

    void selectedProxy(int index)
    {
        mCurCheckPosition = index;


        try
        {
            // We can display everything in-place with fragments, so update
            // the list to highlight the selected item and show the data.
            listView.setItemChecked(index, true);
            ProxyEntity proxy = (ProxyEntity) listView.getItemAtPosition(index);

            apConf.setProxyHost(proxy.getHost());
            apConf.setProxyPort(proxy.getPort());
            apConf.setProxyExclusionString(proxy.getExclusion());
            apConf.writeConfigurationToDevice();
        }
        catch (Exception e)
        {
            App.getEventsReporter().sendException(new Exception("Exception during WiFiApListFragment selectProxy(" + index + ") " + e.toString()));
        }
    }

    @Override
    public void refreshUI()
    {
        if (isAdded())
        {
            if (loader != null)
            {
                loader.forceLoad();
            }
        }
    }
}