Android Open Source - AppInspector Apps List Fragment

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright (C) 2012  Projectoria Ltd.//from  w  w w  . ja v  a2  s.  co m
 * This file is part of App Inspector.
 *
 * App Inspector is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Foobar is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
 */

package bg.projectoria.appinspector;

import java.util.Collections;
import java.util.Comparator;
import java.util.List;

import android.app.Activity;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;

import com.actionbarsherlock.app.SherlockListFragment;

public class AppsListFragment extends SherlockListFragment {

  PackageManager pman = null;
  private int currentPosition = -1;
  private OnAppSelectedListener appSelectedListener = null;
  
  @Override
  public void onAttach(Activity activity) {
    super.onAttach(activity);
    
    try {
      appSelectedListener = (OnAppSelectedListener) activity;
    } catch (ClassCastException e) {
      throw new ClassCastException(getSherlockActivity().toString() + 
          ": must implement OnAppSelectedListener"
          );
    }
  }
  
  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    
    ListView appsList = getListView(); 
    appsList.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
    appsList.setSelector(R.drawable.list_item_selector);
        
        pman = getSherlockActivity().getPackageManager();
        
        List<ApplicationInfo> apps = pman.getInstalledApplications(PackageManager.GET_META_DATA);
        Collections.sort(apps, new LabelComparator());
        
        ListAdapter adapter = new AppAdapter(apps);
        setListAdapter(adapter);
        
        if(savedInstanceState != null) {
          currentPosition = savedInstanceState.getInt("currentChoice");
          if(currentPosition > 0)
            showDetails(currentPosition, true);
        }
        
  }
  
  @Override
  public void onSaveInstanceState(Bundle outState) {
    super.onSaveInstanceState(outState);
    outState.putInt("currentChoice", currentPosition);
  }
  
    @Override
  public void onListItemClick(ListView l, View v, int position, long id) {
      currentPosition = position;
      l.setItemChecked(position, true);
       showDetails(position, false);
    }
    
  private void showDetails(int position, boolean savedState) {
    ApplicationInfo app = (ApplicationInfo) getListView().getItemAtPosition(position);
    Uri uri = (new Uri.Builder())
        .scheme("app-inspector")
        .authority(app.packageName)
        .build();
    
    appSelectedListener.onAppSelected(uri, savedState);
  }
  
  private class AppAdapter extends ArrayAdapter<ApplicationInfo> {
  
    public AppAdapter(List<ApplicationInfo> apps) {
      super(getSherlockActivity(), R.layout.app_item, R.id.label, apps);
    }
    
    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
      View view = super.getView(position, convertView, parent);
      ApplicationInfo app = getItem(position);
      
      ImageView icon = (ImageView) view.findViewById(R.id.icon);
      TextView label = (TextView) view.findViewById(R.id.label);
      icon.setImageDrawable(pman.getApplicationIcon(app));
      label.setText(pman.getApplicationLabel(app));
      return view;
    }
    
  }
  
  private class LabelComparator implements Comparator<ApplicationInfo> {
  
    @Override
    public int compare(ApplicationInfo app1, ApplicationInfo app2) {
      String label1 = pman.getApplicationLabel(app1).toString();
      String label2 = pman.getApplicationLabel(app2).toString();
      return label1.compareTo(label2);
    }
    
  }
  
  public interface OnAppSelectedListener {
    public void onAppSelected(Uri uri, boolean savedState);
  }

}

Java Source Code List

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