Android Open Source - android-child-lock List Of Applications Fragment

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License

The source code is released under:
Apache License
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Java Source Code

package com.alimuzaffar.android.childlock.fragments;
/*  w  ww  . ja  v  a2  s.  c om*/
import java.util.List;

import android.content.Intent;
import android.content.pm.ResolveInfo;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.ListFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.AnimationUtils;
import android.widget.AbsListView;
import android.widget.AbsListView.OnScrollListener;
import android.widget.ListView;

import com.alimuzaffar.android.childlock.Constants;
import com.alimuzaffar.android.childlock.activities.ParentalControlActivity;
import com.alimuzaffar.android.childlock.adapters.EfficientAdapter;
import com.alimuzaffar.android.childlock.utils.AppPrefs;
import com.alimuzaffar.android.childlock.utils.AppSettings;
import com.alimuzaffar.android.childlock.utils.AppSettings.Key;

public class ListOfApplicationsFragment extends ListFragment implements ListView.OnScrollListener {

  public final String TAG = ListOfApplicationsFragment.class.getSimpleName();

  EfficientAdapter mAdapter;
  
  private static ListOfApplicationsFragment instance;
  
  private List<ResolveInfo> mInstalledApps;
  
    public static ListOfApplicationsFragment getInstance(List<ResolveInfo> installedApps)
    {
        if (instance == null) {
            instance = new ListOfApplicationsFragment();
            
        }
        instance.setList(installedApps);
        return instance;
    }
    
    void setList(List<ResolveInfo> installedApps) {
      mInstalledApps = installedApps;
    }
    
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    return super.onCreateView(inflater, container, savedInstanceState);
  }
  
  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    ListView listView = getListView();
    listView.setItemsCanFocus(false);
    listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);

    listView.setOnScrollListener(this);
  }
  
  @Override
  public void onResume() {
    super.onResume();
    mAdapter = new EfficientAdapter(getActivity(), mInstalledApps);
    setListAdapter(mAdapter);
  }

  @Override
  public void onListItemClick(ListView l, final View v, final int position, long id) {
    super.onListItemClick(l, v, position, id);
    Animation anim = AnimationUtils.loadAnimation(getActivity(), android.R.anim.slide_out_right);
    anim.setDuration(500);

    anim.setAnimationListener(new AnimationListener() {

      @Override
      public void onAnimationStart(Animation animation) {
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1)
          v.setHasTransientState(true);
      }

      @Override
      public void onAnimationRepeat(Animation animation) {
      }

      @Override
      public void onAnimationEnd(Animation animation) {
        ((ParentalControlActivity)getActivity()).lockApp(position);
        mAdapter.notifyDataSetChanged();
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1)
          v.setHasTransientState(false);
      }
    });

    v.startAnimation(anim);
  }
  
  @Override
  public void onScrollStateChanged(AbsListView view, int scrollState) {
    switch (scrollState) {
      case OnScrollListener.SCROLL_STATE_IDLE:
        mAdapter.setBusy(false, view);
        break;
      case OnScrollListener.SCROLL_STATE_TOUCH_SCROLL:
        mAdapter.setBusy(true, view);
        break;
      case OnScrollListener.SCROLL_STATE_FLING:
        mAdapter.setBusy(true, view);
        break;
    }

  }

  @Override
  public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
  }

  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent data) {
      super.onActivityResult(requestCode, resultCode, data);
      if(data != null && data.getStringExtra(Constants.EXTRA_PIN) != null) {
        String pin = data.getStringExtra(Constants.EXTRA_PIN);
        AppSettings settings = AppSettings.getInstance(getActivity());
        settings.set(Key.IS_PIN_SET, true);
        settings.set(Key.PIN, pin);
        AppPrefs.getInstance(getActivity()).set(com.alimuzaffar.android.childlock.utils.AppPrefs.Key.ENABLE_APPLICATION_LOCKING, true);
      }
  }
  
}
Java Source Code List
