CardsListFragment.java

package net.tasksnow.view;

import android.app.ListFragment;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ListView;

import net.tasksnow.R;
import net.tasksnow.TaskNowApplication;
import net.tasksnow.model.cards.CompleteItem;
import net.tasksnow.model.cards.DismissItem;
import net.tasksnow.view.reuse.GenericListAdapter;
import net.tasksnow.view.slidingmenu.SlidingMenuActivity;

import com.haarman.listviewanimations.itemmanipulation.OnDismissCallback;
import com.haarman.listviewanimations.itemmanipulation.ReplaceRunnable;
import com.haarman.listviewanimations.itemmanipulation.SwipeDismissAdapter;
import com.haarman.listviewanimations.swinginadapters.prepared.SwingBottomInAnimationAdapter;
import com.luma.android.andrologger.Logger;

import java.util.ArrayList;


/**
 * @author LuMa
 * @since 07:43:22 - 24.03.2013
 * @project TasksNow
 */
public abstract class CardsListFragment extends ListFragment implements OnDismissCallback {

    //Is a ListFragment. Every instance of a ListFragment belongs exactly to one category in the sidemenu!

    private GenericListAdapter mCardsAdapter;
    private TaskNowApplication application;
    private EditText searchBox;
    private View headerView;
    private SwingBottomInAnimationAdapter swingBottomInAnimationAdapter;
    private String direction;

    private final ArrayList<GenericListAdapter.ListItem> remove = new ArrayList<GenericListAdapter.ListItem>();
    ArrayList<GenericListAdapter.ListItem> temp = new ArrayList<GenericListAdapter.ListItem>();
    private View dismissedView;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        return inflater.inflate(R.layout.cardlist_fragment, container, false);
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        application = (TaskNowApplication) this.getActivity().getApplication();

        if (this.mCardsAdapter == null) {
            this.mCardsAdapter = new GenericListAdapter(this.getActivity(), this.getDiffItemCount());
        }

        Logger.onCreate(this.getActivity());
    }

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);

        this.getListView().setHeaderDividersEnabled(true);
        this.getListView().setVerticalScrollBarEnabled(false);
        this.getListView().setVerticalFadingEdgeEnabled(false);
        this.getListView().setClipToPadding(false);
        this.getListView().setOverScrollMode(View.OVER_SCROLL_NEVER);
        this.getListView().setOverscrollHeader(this.getResources().getDrawable(R.drawable.ic_action_new_labels));
        this.getListView().setTextFilterEnabled(true);

        initHeaderView();

    }

    @Override
    public void onPause() {
        super.onPause();

    }

    @Override
    public void onDestroyView() {
        super.onDestroyView();
        setListAdapter(null);
    }

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        if (headerView != null)
            this.getListView().addHeaderView(headerView);

    }

    public void updateListAdapter() {

        mCardsAdapter.clear();

        this.fillListAdapter(mCardsAdapter);

        if (this.getListAdapter() == null && mCardsAdapter != null) {

            swingBottomInAnimationAdapter = new SwingBottomInAnimationAdapter(new SwipeDismissAdapter(mCardsAdapter, this));
            swingBottomInAnimationAdapter.setListView(this.getListView());
            this.setListAdapter(swingBottomInAnimationAdapter);
        }

        this.mCardsAdapter.notifyDataSetChanged();
    }

    @Override
    public void onResume() {
        super.onResume();
        Logger.onResume(this.getActivity());
        this.updateListAdapter();
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        Logger.onDestroy(this.getActivity());
    }

    @Override
    public void onDismiss(ListView listView, int[] reverseSortedPositions) {
        temp = new ArrayList<GenericListAdapter.ListItem>();

        for (int i = 0; i < mCardsAdapter.getCount(); i++) {
            if (i == (reverseSortedPositions[0]) - 1) { //-1 because of header
                //direction determines if dismiss or completed card is created
                if (this.direction.equals("left")) {
                    DismissItem dismiss = new DismissItem(this.dismissedView.getHeight());
                    temp.add(dismiss); //TODO just test card
                    remove.add(dismiss);
                }

                else if (this.direction.equals("right")) {
                    CompleteItem completeItem = new CompleteItem(this.dismissedView.getHeight());
                    remove.add(completeItem);
                    temp.add(completeItem); //TODO just test card
                }

            }
            else {
                temp.add(mCardsAdapter.getItem(i));
            }
        }
        mCardsAdapter.clear();
        mCardsAdapter.addAll(temp);

        mCardsAdapter.notifyDataSetChanged();
    }

    @Override
    public void setData(String direction, View dismissedView) {
        this.direction = direction;
        this.dismissedView = dismissedView;
    }

    @Override
    public void afterReplace() {
        //        mCardsAdapter.remove(mCardsAdapter.getItem(removePosition.get(0)));
        mCardsAdapter.remove(remove.get(0));
        remove.remove(0);
        mCardsAdapter.notifyDataSetChanged();
    }

    @Override
    public void startTimer() {
        new ReplaceRunnable().execute(this);
    }

    @Override
    public void onStop() {
        if (searchBox != null) {
            searchBox.setText(null);
        }
        this.getListView().clearTextFilter();

        super.onStop();
    }

    public void initHeaderView() {
        LayoutInflater inflater = this.getActivity().getLayoutInflater();
        headerView = inflater.inflate(R.layout.cardlist_header_view, this.getListView(), false);
        ImageButton headerIndicator = (ImageButton) headerView.findViewById(R.id.header_indicator);
        headerIndicator.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                ((SlidingMenuActivity) CardsListFragment.this.getActivity()).getSlidingMenu().toggle();

            }
        });

        searchBox = (EditText) headerView.findViewById(R.id.search_box);
        searchBox.addTextChangedListener(new TextWatcher() {

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {

                if (TextUtils.isEmpty(s)) {
                    CardsListFragment.this.getListView().clearTextFilter();
                }
                else {
                    CardsListFragment.this.getListView().setFilterText(s.toString());

                }
            }

            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            @Override
            public void afterTextChanged(Editable s) {
            }
        });

    }

    public TaskNowApplication getApplication() {
        return application;
    }

    protected abstract int getDiffItemCount();

    protected abstract void fillListAdapter(GenericListAdapter adapter);

}