code: package freed.viewer.gridview.models;
  
  import androidx.databinding.Bindable;
  import androidx.databinding.library.baseAdapters.BR;
  
  
  public class FilesSelectedModel extends VisibilityModel {
  
      private int filesSelectedCount = 0;
      private String filesSelectedString;
  
      public void setFilesSelectedCount(int filesSelectedCount) {
          this.filesSelectedCount = filesSelectedCount;
          setFilesSelectedString(String.valueOf(filesSelectedCount));
      }
  
  
      public int getFilesSelectedCount() {
          return filesSelectedCount;
      }
  
      public void setFilesSelectedString(String filesSelectedString) {
          this.filesSelectedString = filesSelectedString;
          notifyPropertyChanged(BR.filesSelectedString);
      }
  
      @Bindable
      public String getFilesSelectedString() {
          return filesSelectedString;
      }
  }
  