Android Open Source - PhoneProfiles_Eclipse Profile Preference

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License

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

package sk.henrichg.phoneprofiles;
//from w  w  w  .  j  a  v  a 2s.  c o  m
import android.content.Context;
import android.content.res.TypedArray;
import android.os.Parcel;
import android.os.Parcelable;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.View;
import android.widget.ImageView;

public class ProfilePreference extends Preference {
  
  private String profileId;
  private ImageView profileIcon;
  //private CharSequence preferenceTitle;
  public int addNoActivateItem;

  private Context prefContext;
  
  public static DataWrapper dataWrapper;
  
  
  public ProfilePreference(Context context, AttributeSet attrs)
  {
    super(context, attrs);
    
    TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.ProfilePreference);

    addNoActivateItem = typedArray.getInt(R.styleable.ProfilePreference_addNoActivateItem, 0);

    profileId = "0";
    prefContext = context;
    //preferenceTitle = getTitle();
    
    dataWrapper = new DataWrapper(context, true, false, 0);
    
    //Log.d("ApplicationsPreference", "title="+preferenceTitle);
    //Log.d("ApplicationsPreference", "imageSource="+imageSource);
    
    setWidgetLayoutResource(R.layout.profile_preference); // resource na layout custom preference - TextView-ImageView
    
    typedArray.recycle();
    
  }
  
  //@Override
  protected void onBindView(View view)
  {
    super.onBindView(view);

    //Log.d("ApplicationsPreference.onBindView", "packageName="+packageName);
    
    //preferenceTitleView = (TextView)view.findViewById(R.id.applications_pref_label);  // resource na title
    //preferenceTitleView.setText(preferenceTitle);
    
    profileIcon = (ImageView)view.findViewById(R.id.profile_pref_icon); // resource na ImageView v custom preference layoute

      if (profileIcon != null)
      {
        Profile profile = dataWrapper.getProfileById(Long.parseLong(profileId));
        if (profile != null)
        {
          if (profile.getIsIconResourceID())
          {
              profileIcon.setImageResource(0);
              int res = prefContext.getResources().getIdentifier(profile.getIconIdentifier(), "drawable", 
                    prefContext.getPackageName());
              profileIcon.setImageResource(res); // resource na ikonu
          }
          else
          {
              profileIcon.setImageBitmap(profile._iconBitmap);
          }
        }
        else
        {
          if ((addNoActivateItem == 1) && (Long.parseLong(profileId) == GlobalData.PROFILE_NO_ACTIVATE))
            profileIcon.setImageResource(R.drawable.ic_profile_default); // resource na ikonu
          else
            profileIcon.setImageResource(0); // resource na ikonu
        }
        setSummary(Long.parseLong(profileId));
      }
  }
  
  @Override
  protected void onClick()
  {
    // klik na preference

    //Log.d("ApplicationsPreference.onClick", "packageName="+packageName);

    final ProfilePreferenceDialog dialog = new ProfilePreferenceDialog(prefContext, this, profileId);
    dialog.setTitle(R.string.title_activity_profile_preference_dialog);
    dialog.show();
  }
  
  @Override
  protected Object onGetDefaultValue(TypedArray a, int index)
  {
    super.onGetDefaultValue(a, index);
    
    return a.getString(index);
  }
  
  @Override
  protected void onSetInitialValue(boolean restoreValue, Object defaultValue)
  {
    if (restoreValue) {
      // restore state
      String value;
      try {
        value = getPersistedString(profileId);
      } catch  (Exception e) {
        value = profileId;
      }
      profileId = value;
    }
    else {
      // set state
      String value = (String) defaultValue;
      profileId = value;
      persistString(value);
    }
  }
  
  @Override
  protected Parcelable onSaveInstanceState()
  {
    // ulozime instance state - napriklad kvoli zmene orientacie
    
    final Parcelable superState = super.onSaveInstanceState();
    if (isPersistent()) {
      // netreba ukladat, je ulozene persistentne
      return superState;
    }
    
    // ulozenie istance state
    final SavedState myState = new SavedState(superState);
    myState.profileId = profileId;
    return myState;
    
  }
  
  @Override
  protected void onRestoreInstanceState(Parcelable state)
  {
    if (!state.getClass().equals(SavedState.class)) {
      // Didn't save state for us in onSaveInstanceState
      super.onRestoreInstanceState(state);
      return;
    }
    
    // restore instance state
    SavedState myState = (SavedState)state;
    super.onRestoreInstanceState(myState.getSuperState());
    String value = (String) myState.profileId;
    profileId = value;
    notifyChanged();
  }
  
  @Override
  protected void onPrepareForRemoval()
  {
    super.onPrepareForRemoval();
    dataWrapper.invalidateDataWrapper();
    dataWrapper = null;
  }
  
  public String getProfileId()
  {
    return profileId;
  }
  
  public void setProfileId(long newProfileId)
  {
    String newValue = String.valueOf(newProfileId);

    if (!callChangeListener(newValue)) {
      // nema sa nova hodnota zapisat
      return;
    }

    profileId = newValue;

    // set summary
    setSummary(profileId);

    // zapis do preferences
    persistString(newValue);
    
    // Data sa zmenili,notifikujeme
    notifyChanged();
    
  }
  
  private void setSummary(long profileId)
  {
      Profile profile = dataWrapper.getProfileById(profileId);
      if (profile != null)
      {
        setSummary(profile._name);
      }
      else
      {
        if ((addNoActivateItem == 1) && (profileId == GlobalData.PROFILE_NO_ACTIVATE))
          setSummary(prefContext.getResources().getString(R.string.profile_preference_profile_end_no_activate));
        else
          setSummary(prefContext.getResources().getString(R.string.profile_preference_profile_not_set));
      }
  }
  
  // SavedState class
  private static class SavedState extends BaseSavedState
  {
    String profileId;
    
    public SavedState(Parcel source)
    {
      super(source);
      
      // restore profileId
      profileId = source.readString();
    }
    
    @Override
    public void writeToParcel(Parcel dest, int flags)
    {
      super.writeToParcel(dest, flags);
      
      // save profileId
      dest.writeString(profileId);
    }
    
    public SavedState(Parcelable superState)
    {
      super(superState);
    }
    
    @SuppressWarnings("unused")
    public static final Parcelable.Creator<SavedState> CREATOR =
        new Parcelable.Creator<SavedState>() {
      public SavedState createFromParcel(Parcel in) 
      {
        return new SavedState(in);
      }
      public SavedState[] newArray(int size)
      {
        return new SavedState[size];
      }
        
    };
  
  }
}
Java Source Code List
