PrefsManager.java

package IBA_J.Prefs;

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import java.util.prefs.Preferences;
import ij.*;


/**
 *
 * @author deves
 */
public class PrefsManager {
  public Preferences prefs;
  public Prefs ijPrefs;
  public void setPreference() {
     prefs = Preferences.userRoot().node(this.getClass().getName());
  }
  //Setters
  public void saveValue(String key, String value){
      prefs.put(key,value);
  }
  public void saveValue(String key, int value){
      prefs.putInt(key,value);
  }
  public void saveValue(String key, boolean value){
      prefs.putBoolean(key,value);
  }
  public void saveDirectory(String value){
      prefs.put("LAST_USED_DIR",value);
  }
  public void ijPrefsSaveValue(String key, String value){
      Prefs.set(key,value);
  }
  public void ijPrefsSaveValue(String key, int value){
      Prefs.set(key,value);
  }
  public void ijPrefsSaveValue(String key, boolean value){
      Prefs.set(key,value);
  }
  public void ijPrefsSaveDirectory(String value){
      Prefs.set("IBA.LAST_USED_DIR",value);
  }
  public void ijPrefsSaveStates(boolean[] states){
      int nROI=states.length;
      for (int i=0;i<nROI;i++){
          ijPrefsSaveValue("IBA.roi"+String.valueOf(i+1)+".isActive", states[i]);
      }
  }
  
  
  //Getter
  public int getValue(String key, int def){
      return prefs.getInt(key,def);
  }
  public boolean getValue(String key, boolean def){
      return prefs.getBoolean(key,def);
  }
  public String getValue(String key, String def){
      return prefs.get(key,def);
  }
  public String getLastUsedDirectory(){
      return prefs.get("LAST_USED_DIR", System.getProperty("user.dir"));
  }
  public int ijGetIntValue(String key, int def){
      return ijPrefs.getInt(key,def);
  }
  public boolean ijGetBoolValue(String key, boolean def){
      return Boolean.valueOf(ijPrefs.getBoolean(key,def));
  }
  public String ijGetValue(String key, String def){
      return ijPrefs.get(key,def);
  }
  public String ijGetLastUsedDirectory(){
      return ijPrefs.get("IBA.LAST_USED_DIR", System.getProperty("user.dir"));
  }
  public boolean getROIState(int roi){
      return ijGetValue("IBA.roi"+String.valueOf(roi)+".isActive","").equals("true");
  }
  public boolean[] getROIStates (){
      int nROI=ijGetIntValue("IBA.nROI",0);
      boolean [] activeROIs=new boolean[nROI];
      for (int i=0;i<nROI;i++){
        activeROIs[i]=ijGetBoolValue("IBA.roi"+String.valueOf(i)+".isActive",false);  
      }
      return activeROIs;
  }
  public int getNroi(){
      return ijGetIntValue("IBA.nROI",0);
  }
}