Android Open Source - PhoneProfiles_Eclipse Shortcut Creator List Fragment

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License

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

package sk.henrichg.phoneprofiles;
/*  w w w  .ja v  a2 s.  com*/
import java.lang.ref.WeakReference;
import java.util.List;

import android.os.AsyncTask;
import android.os.Bundle;
import android.app.Activity;
import android.app.Fragment;
import android.content.Intent;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;

public class ShortcutCreatorListFragment extends Fragment {

  private DataWrapper dataWrapper;
  private List<Profile> profileList;
  private ShortcutProfileListAdapter profileListAdapter;
  private ListView listView;
  
  private WeakReference<LoadProfileListAsyncTask> asyncTaskContext;
  
  public ShortcutCreatorListFragment() {
  }
  
  @Override
  public void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    // this is really important in order to save the state across screen
    // configuration changes for example
    setRetainInstance(true);
  
    dataWrapper = new DataWrapper(getActivity().getBaseContext(), true, false, 0);
    
  }
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView;
    
    rootView = inflater.inflate(R.layout.shortcut_creator_list, container, false); 

    return rootView;
  }
  
  @Override
  public void onViewCreated(View view, Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    doOnViewCreated(view, savedInstanceState);
  }
  
  //@Override
  public void doOnViewCreated(View view, Bundle savedInstanceState)
  {
    listView = (ListView)view.findViewById(R.id.shortcut_profiles_list);
    
    listView.setOnItemClickListener(new OnItemClickListener() {

      public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

        //Log.d("ShortcutCreatorActivity.onItemClick", "xxxx");
        
        createShortcut(position);

      }
      
    });

    if (profileList == null)
    {
      LoadProfileListAsyncTask asyncTask = new LoadProfileListAsyncTask(this);
        this.asyncTaskContext = new WeakReference<LoadProfileListAsyncTask >(asyncTask );
        asyncTask.execute();      
    }
    else
    {
      listView.setAdapter(profileListAdapter);
    }
    
    //Log.d("EditorProfileListFragment.onActivityCreated", "xxx");
        
  }
  
  private static class LoadProfileListAsyncTask extends AsyncTask<Void, Void, Void> {

        private WeakReference<ShortcutCreatorListFragment> fragmentWeakRef;
    private DataWrapper dataWrapper; 

        private LoadProfileListAsyncTask (ShortcutCreatorListFragment fragment) {
            this.fragmentWeakRef = new WeakReference<ShortcutCreatorListFragment>(fragment);
          this.dataWrapper = new DataWrapper(fragment.getActivity().getBaseContext(), true, false, 0);
        }

        @Override
        protected Void doInBackground(Void... params) {
      dataWrapper.getProfileList();
            return null;
        }

        @Override
        protected void onPostExecute(Void response) {
            super.onPostExecute(response);
            
            ShortcutCreatorListFragment fragment = this.fragmentWeakRef.get(); 
            
            if ((fragment != null) && (fragment.isAdded())) {
              
              // get local profileList
            List<Profile> profileList = dataWrapper.getProfileList();
            // set copy local profile list into activity profilesDataWrapper
              fragment.dataWrapper.setProfileList(profileList, false);
              // set reference of profile list from profilesDataWrapper
              fragment.profileList = fragment.dataWrapper.getProfileList();

              fragment.profileListAdapter = new ShortcutProfileListAdapter(fragment, fragment.profileList);
              fragment.listView.setAdapter(fragment.profileListAdapter);
            }
        }
    }
  
  private boolean isAsyncTaskPendingOrRunning() {
      return this.asyncTaskContext != null &&
            this.asyncTaskContext.get() != null && 
            !this.asyncTaskContext.get().getStatus().equals(AsyncTask.Status.FINISHED);
  }  
  
  @Override
  public void onStart()
  {
    super.onStart();

    //Log.d("EditorProfileListFragment.onStart", "xxxx");
    
  }
  
  @Override
  public void onDestroy()
  {
    if (!isAsyncTaskPendingOrRunning())
    {
      if (listView != null)
        listView.setAdapter(null);
      if (profileListAdapter != null)
        profileListAdapter.release();
      
      profileList = null;
  
      if (dataWrapper != null)
        dataWrapper.invalidateDataWrapper();
      dataWrapper = null;
    }
    
    super.onDestroy();
  }

  private void createShortcut(int position)
  {
    Profile profile = profileList.get(position);
    boolean isIconResourceID;
    String iconIdentifier;
    Bitmap profileBitmap;
    Bitmap shortcutOverlayBitmap;
    Bitmap profileShortcutBitmap;
    String profileName;

    if (profile != null)
    {
      isIconResourceID = profile.getIsIconResourceID();
      iconIdentifier = profile.getIconIdentifier();
      profileName = profile._name;
    }
    else
    {
      isIconResourceID = true;
      iconIdentifier = GlobalData.PROFILE_ICON_DEFAULT;
      profileName = getResources().getString(R.string.profile_name_default);
    }

    Intent shortcutIntent = new Intent(getActivity().getApplicationContext(), BackgroundActivateProfileActivity.class);
    // BackgroundActivateProfileActivity musi toto testovat, a len spravit aktivaciu profilu
    shortcutIntent.putExtra(GlobalData.EXTRA_START_APP_SOURCE, GlobalData.STARTUP_SOURCE_SHORTCUT);
    shortcutIntent.putExtra(GlobalData.EXTRA_PROFILE_ID, profile._id);
    
    Intent intent = new Intent();
    intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, profileName);
    
    int iconResource;
        if (isIconResourceID)
        {
          iconResource = getResources().getIdentifier(iconIdentifier, "drawable", getActivity().getPackageName());
      profileBitmap = BitmapFactory.decodeResource(getResources(), iconResource);
        }
        else
        {
        Resources resources = getResources();
        int height = (int) resources.getDimension(android.R.dimen.app_icon_size);
        int width = (int) resources.getDimension(android.R.dimen.app_icon_size);
        profileBitmap = BitmapManipulator.resampleBitmap(iconIdentifier, width, height);
        }
        
        if (GlobalData.applicationWidgetIconColor.equals("1"))
        {
        int monochromeValue = 0xFF;
        if (GlobalData.applicationWidgetIconLightness.equals("0")) monochromeValue = 0x00;
        if (GlobalData.applicationWidgetIconLightness.equals("25")) monochromeValue = 0x40;
        if (GlobalData.applicationWidgetIconLightness.equals("50")) monochromeValue = 0x80;
        if (GlobalData.applicationWidgetIconLightness.equals("75")) monochromeValue = 0xC0;
        if (GlobalData.applicationWidgetIconLightness.equals("100")) monochromeValue = 0xFF;
            
          if (isIconResourceID)
              profileBitmap = BitmapManipulator.monochromeBitmap(profileBitmap, monochromeValue, getActivity().getBaseContext());
            else
              profileBitmap = BitmapManipulator.grayscaleBitmap(profileBitmap);
        }
    
      shortcutOverlayBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.ic_shortcut_overlay);
      profileShortcutBitmap = combineImages(profileBitmap, shortcutOverlayBitmap);
      intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, profileShortcutBitmap);
        
      getActivity().setResult(Activity.RESULT_OK, intent);
    
    getActivity().finish();
  }
  
  private Bitmap combineImages(Bitmap bitmap1, Bitmap bitmap2)
  {
    Bitmap combined;
    
    int width;
    int height;
    
    width = bitmap1.getWidth();
    height = bitmap1.getHeight();
    
    combined = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(combined);
    canvas.drawBitmap(bitmap1, 0f, 0f, null);
    canvas.drawBitmap(bitmap2, 0f, 0f, null);

    return combined;
  }
  
}
Java Source Code List
